WO2020261982A1 - 空調システム - Google Patents
空調システム Download PDFInfo
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- WO2020261982A1 WO2020261982A1 PCT/JP2020/022739 JP2020022739W WO2020261982A1 WO 2020261982 A1 WO2020261982 A1 WO 2020261982A1 JP 2020022739 W JP2020022739 W JP 2020022739W WO 2020261982 A1 WO2020261982 A1 WO 2020261982A1
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- air
- temperature
- information
- supply
- heating capacity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
- F24F3/065—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
- F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0087—Indoor units, e.g. fan coil units with humidification means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0008—Control or safety arrangements for air-humidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0001—Control or safety arrangements for ventilation
- F24F2011/0002—Control or safety arrangements for ventilation for admittance of outside air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/30—Condensation of water from cooled air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/54—Heating and cooling, simultaneously or alternatively
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Definitions
- This disclosure relates to an air conditioning system.
- Patent Document 1 discloses an air conditioning system including an air conditioner and a humidity control device.
- the air conditioner may perform a cooling operation and the humidity control device may perform a humidifying operation.
- the moisture in the air may be condensed in the air conditioner and discharged to the outside as drain water.
- the evaporation temperature of the refrigerant that cools the air in the air conditioner is calculated based on the target temperature and the target humidity of the indoor air. Set above the dew point temperature.
- the operating state of the air conditioner is not taken into consideration in the control of the air conditioner system when the room is cooled and humidified at the same time. Therefore, when the room is cooled and humidified at the same time, the air conditioning system may not be properly controlled.
- the purpose of the present disclosure is to appropriately control the air conditioning system when cooling and humidifying the room at the same time.
- the first aspect of the present disclosure is an outside air processing device (10) that processes the sucked outside air and supplies it to the target space (SP1), and a target space that treats the indoor air sucked from the target space (SP1).
- the target is an air conditioning system equipped with an air conditioner (20) that supplies (SP1).
- the air conditioning device Dehumidification information regarding the amount of condensed water produced in 20
- operating information regarding the operating state of the air conditioner (20) temperature information regarding the relationship between the temperature of the target space (SP1) and the set temperature, and the target space (SP1).
- the supply air temperature which is the temperature of the outside air after the treatment supplied by the outside air treatment device (10) to the target space (SP1), and the outside air treatment device (10).
- the supply water flow rate which is the flow rate of the humidifying water supplied to the outside air treatment device (10)
- the air conditioner (20) It is characterized by being provided with a control device (30) that adjusts at least one of the cooling temperatures, which is the temperature of the air heat exchanger (22a) that cools the indoor air during the cooling operation.
- the control device (30) is an air conditioner (30) when the outside air treatment device (10) performs the heating / humidifying operation and the air conditioner (20) performs the cooling operation.
- the temperature of the outside air after processing (supply air temperature) supplied by the outside air treatment device (10) to the target space (SP1), and the outside air treatment device (10) are the target space (10).
- the flow rate of outside air supplied to SP1) supply air flow rate
- the flow rate of humidifying water supplied to the outside air treatment device (10) water supply flow rate
- the air heat exchanger (22a) of the air conditioner (20) At least one of the temperature (cooling temperature) of. Therefore, according to this aspect, the air conditioning system (100) can be appropriately controlled when the room is cooled and humidified at the same time.
- the air conditioner (20) performs a cooling operation for cooling the indoor air and a pause operation for suspending the cooling of the indoor air in the cooling operation.
- the dehumidifying information is information indicating whether condensed water is generated or not generated in the air conditioner (20)
- the operation information is the information indicated by the air conditioner (20). It is information indicating whether the cooling operation or the pause operation is performed, and the temperature information is a heating appropriate state in which the temperature of the target space (SP1) is within a predetermined set temperature range including the set temperature.
- dehumidification information dehumidification information, operation information, temperature information, and humidity information are each embodied.
- the operation information is information indicating whether the air conditioner (20) is performing a cooling operation or a pause operation. Therefore, according to this aspect, when the room is cooled and humidified at the same time, the air conditioning system (100) is controlled in consideration of whether the air conditioner (20) is performing the cooling operation or the hibernation operation. can do.
- the control device (30) has an appropriate and excessive heating capacity of the outside air treatment device (10) based on the operation information and the temperature information.
- the heating capacity information indicating which of the above and the shortage is created, and based on the dehumidification information, the humidity information, and the heating capacity information, the air supply temperature, the air supply flow rate, the water supply flow rate, and the cooling It is characterized by controlling at least one of the temperatures.
- the control device (30) of the third aspect creates heating capacity information based on the operation information and the temperature information. Then, the control device (30) controls the air conditioning system (100) based on the dehumidification information, the humidity information, and the heating capacity information when the room is cooled and humidified at the same time.
- the control device (30) is the outside air treatment device (10) when the temperature information indicates the overheating state regardless of the operation information.
- the information indicating that the heating capacity of) is excessive is used as the heating capacity information
- the operation information indicates that the air conditioner (20) performs the cooling operation
- the temperature information indicates the appropriate heating state.
- the information indicating that the heating capacity of the outside air treatment device (10) is excessive is used as the heating capacity information
- the operation information indicates that the air conditioner (20) performs the pause operation.
- the temperature information indicates the appropriate heating state
- the information indicating that the heating capacity of the outside air treatment device (10) is appropriate is used as the heating capacity information
- the temperature information is the heating regardless of the operation information.
- the information indicating that the heating capacity of the outside air treatment device (10) is insufficient is used as the heating capacity information.
- the heating capacity information is embodied.
- control device (30) indicates that the dehumidification information indicates that condensed water is generated in the air conditioner (20), and the heating
- the capacity information indicates that the heating capacity of the outside air treatment device (10) is excessive, it is characterized in that at least one of the supply air temperature and the supply air flow rate is lowered regardless of the humidity information.
- the control device (30) indicates whether the humidity information indicates a proper humidification state, an excessive humidification state, or an insufficient humidification state. , Reduce one or both of the supply air temperature and supply air flow rate.
- a sixth aspect of the present disclosure shows that in the fourth or fifth aspect, the control device (30) does not generate condensed water in the air conditioner (20) according to the dehumidification information.
- the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is excessive
- the humidity information indicates the excessive humidification state
- the supply air temperature and the supply air flow rate When at least one is lowered and the humidity information indicates the humidification proper state or the humidification insufficient state, both the supply air temperature and the supply air flow rate are not changed.
- the control device (30) lowers one or both of the supply air temperature and the above supply air flow rate according to the humidity information. , Select whether to keep both the supply air temperature and the above supply air flow rate unchanged.
- the control device (30) generates the dehumidification information, and the air conditioner (20) produces condensed water. If the humidity information indicates the excessive humidification state when the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is appropriate, the supply air temperature and the above When at least one of the supply air flow rate is lowered and the humidity information indicates the humidification proper state or the humidification insufficient state, both the supply air temperature and the supply air flow rate are not changed.
- the control device (30) lowers one or both of the supply air temperature and the above supply air flow rate according to the humidity information. , Select whether to keep both the supply air temperature and the above supply air flow rate unchanged.
- the control device (30) generates the dehumidification information, and the air conditioner (20) produces condensed water.
- the heating capacity information indicates that there is no heating capacity and the heating capacity of the outside air treatment device (10) is appropriate, both the supply air temperature and the supply air flow rate are set regardless of the humidity information. It is characterized by not changing.
- the control device (30) indicates whether the humidity information indicates a proper humidification state, an excessive humidification state, or an insufficient humidification state. , Do not change both the supply air temperature and the above supply air flow rate.
- the control device (30) generates the dehumidification information, and the air conditioner (20) produces condensed water. If the humidity information indicates the excessive humidification state when the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is insufficient, the supply air temperature and the above When at least one of the supply air flow rate is lowered and the humidity information indicates the humidification proper state, when both the supply air temperature and the supply air flow rate are not changed and the humidity information indicates the humidification insufficient state. Is characterized by raising at least one of the supply air temperature and the supply air flow rate.
- the control device (30) lowers one or both of the supply air temperature and the above supply air flow rate according to the humidity information. , Select whether to keep both the air supply temperature and the air supply flow rate unchanged, or to raise one or both of the air supply temperature and the air supply flow rate.
- the control device (30) generates the dehumidification information
- the air conditioner (20) produces condensed water. If the above-mentioned humidity information indicates the above-mentioned over-humidification state or the above-mentioned proper humidification state when the above-mentioned heating capacity information indicates that the heating capacity of the outside air treatment device (10) is insufficient. When both the supply air temperature and the supply air flow rate are not changed and the humidity information indicates the humidification insufficient state, at least one of the supply air temperature and the supply air flow rate is raised.
- the control device (30) when the dehumidification information and the heating capacity information are each predetermined information, the control device (30) does not change both the supply air temperature and the supply air flow rate according to the humidity information. Select whether to hold or raise one or both of the supply air temperature and the above supply air flow rate.
- control device (30) generates the dehumidification information, and the air conditioner (20) produces condensed water. It is characterized in that the cooling temperature is raised regardless of the heating capacity information and the humidity information.
- the control device (30) when the dehumidification information indicates that the condensed water is generated in the air conditioner (20), the control device (30) has what kind of information is each of the heating capacity information and the humidity information. Even if there is, raise the cooling temperature. As a result, the difference between the dew point of the indoor air flowing into the air heat exchanger (22a) of the air conditioner (20) and the cooling temperature is reduced, and the amount of condensed water generated in the air conditioner (20) is reduced. To do.
- control device (30) generates the dehumidification information, and the air conditioner (20) produces condensed water. It is characterized in that the cooling temperature is not changed regardless of the heating capacity information and the humidity information when indicating that there is no such information.
- the control device (30) when the dehumidification information indicates that the condensed water is not generated in the air conditioner (20), the control device (30) has what kind of information is each of the heating capacity information and the humidity information. Even if there is, keep the cooling temperature unchanged. As a result, the state in which condensed water is not generated in the air conditioner (20) continues.
- FIG. 1 is a diagram showing a schematic configuration of an air conditioning system according to an embodiment.
- FIG. 2 is a refrigerant circuit diagram showing the configuration of the air conditioner of the embodiment.
- FIG. 3 is a block diagram showing the configuration of the control device of the embodiment.
- FIG. 4 is a table showing the operation of the heating capacity information creation unit of the control device.
- FIG. 5 is a table showing the operation of the air supply adjusting unit of the control device.
- the air conditioning system (100) is a system that harmonizes the air of the target space included in a building such as a house, a building, a factory, or a public facility.
- the air conditioning system (100) of this embodiment is applied to a building (BL) including a target space (SP1).
- the building (BL) consists of a machine room (BL1) in which the outside air treatment device (10) described later is arranged, an exclusive section (BL2) in which the target space (SP1) exists, and a machine room (BL1) and an exclusive section. It has a corridor (BL3) between it and (BL2).
- the air conditioning system (100) includes an outside air treatment device (10), an air conditioner (20), and a control device (30).
- the outside air treatment device (10) adjusts the temperature and humidity of the taken in outside air (OA) to supply air to the target space (SP1).
- the outside air (OA) is the air outside the target space (SP1) (in this example, the air outside the building (BL)).
- the air conditioner (20) adjusts the temperature of the air (indoor air) in the target space (SP1).
- the operating states of the outside air processing device (10) and the air conditioner (20) can be switched by appropriately inputting commands to the remote controller (40) installed in the target space (SP1).
- the control device (30) is an outside air processing device (10) and an air conditioner (10) according to the command input to the remote controller (40), the temperature and humidity of the outside air (OA), the temperature and humidity of the room air, and the like. 20) Control the operating condition.
- the outside air treatment device (10) mainly includes a main body unit (11) and a chiller unit (not shown) as a heat source unit.
- the main body unit (11) is a so-called air handling unit.
- the main body unit (11) of the present embodiment is configured to exchange heat with air in a heat medium supplied from a chiller unit (not shown).
- the main unit (11) of the present embodiment may be configured to exchange heat with air for the refrigerant circulating between the main unit (11) and the heat source unit (not shown).
- the outside air treatment device (10) takes in the outside air (OA) from the intake port (15) provided on the outer wall of the building (BL) to the main unit (11) via the intake duct (L1) during operation.
- the outside air treatment device (10) adjusts the temperature and humidity of the taken-in outside air (OA), and the treated outside air (OA) is passed through the air supply duct (L2) from the air supply port (16) to the target space. It is supplied to (SP1) as air supply (SOA).
- the outside air treatment device (10) takes in the indoor air from the exhaust port (not shown) of the target space (SP1) by the exhaust fan (17), and the taken in indoor air is passed through the exhaust duct (L3) to the building. It is discharged as exhaust gas (EA) to the outside of (BL).
- the main body unit (11) has an outside air heat exchanger (12), a humidifier (13), and an air supply fan (14).
- the outside air heat exchanger (12) has a heat transfer tube and heat transfer fins. In the outside air heat exchanger (12), heat exchange is performed between the outside air (OA) passing around the heat transfer tube and the heat transfer fin and the heat medium passing through the heat transfer tube.
- the humidifier (13) humidifies the outside air (OA) that has passed through the outside air heat exchanger (12).
- This humidifier (13) is a so-called natural evaporation type (vaporization type) humidifier.
- the humidifier (13) includes a humidifying element (13a) and a water dispenser. The illustration of the water dispenser is omitted.
- the humidifying element (13a) is made of non-woven fabric or porous material and is configured to hold water (liquid).
- the water dispenser supplies water (liquid) to the humidifying element (13a).
- the humidifier (13) brings the outside air (OA) into contact with the humidifying element (13a), and applies water (water vapor) evaporated from the humidifying element (13a) to the outside air (OA).
- the amount of water (humidification amount) given to the outside air (OA) by the humidifier (13) changes according to the temperature of the outside air (OA) supplied from the outside air heat exchanger (12) to the humidifier (13). .. Comparing the cases where the absolute humidity of the outside air (OA) flowing into the main unit (11) is the same, the higher the temperature of the outside air (OA) supplied from the outside air heat exchanger (12) to the humidifier (13), the higher the temperature. , The amount of humidification of the humidifier (13) increases.
- the amount of water (humidification amount) given to the outside air (OA) by the humidifier (13) changes according to the flow rate of the outside air (OA) passing through the humidifier (13). Comparing the case where the absolute humidity of the outside air (OA) flowing into the main unit (11) is the same, the larger the flow rate of the outside air (OA) passing through the humidifier (13), the more the amount of humidification of the humidifier (13). Will increase.
- the flow rate of the outside air (OA) passing through the humidifier (13) is substantially equal to the flow rate (supply air flow rate) of the supply air (SOA) supplied to the target space (SP1) by the outside air treatment device (10). ..
- the amount of water (humidification amount) given to the outside air (OA) by the humidifier (13) is the flow rate (water supply) of the humidifying water supplied from the outside of the outside air treatment device (10) to the humidifier (13). It changes according to the flow rate). Comparing the case where the absolute humidity of the outside air (OA) flowing into the main unit (11) is the same, the larger the water supply flow rate, the larger the humidification amount of the humidifier (13).
- the water supply flow rate can be adjusted, for example, by adjusting the opening degree of the control valve provided in the pipe that supplies water to the humidifier (13).
- the humidifier (13) includes a plurality of humidifying elements (13a)
- the water supply flow rate may be changed by changing the number of humidifying elements (13a) used.
- the air supply fan (14) is a blower that takes in the outside air (OA) into the main unit (11) and sends it to the air supply duct (L2).
- the type of the air supply fan (14) is not particularly limited, but for example, a sirocco fan may be used.
- the rotation speed of the air supply fan (14) is variable. When the rotation speed of the air supply fan (14) changes, the flow rate (blowing flow rate) of the air blown out by the air supply fan (14) changes.
- the main unit (11) is equipped with an air supply temperature sensor (61).
- the air supply temperature sensor (61) is arranged between the humidifier (13) and the air supply fan (14) in the air passage in the main body unit (11).
- the supply air temperature sensor (61) measures the temperature of the processed outside air (OA) that has passed through the outside air heat exchanger (12) and the humidifier (13).
- the measured value of the supply air temperature sensor (61) is the temperature (supply air temperature) of the supply air (SOA) supplied to the target space by the outside air processing device (10).
- the air supply duct (L2) is a member that forms a flow path for outside air (OA).
- One end of the air supply duct (L2) is connected to the main body unit (11).
- One end of the air supply duct (L2) communicates with the air outlet of the air supply fan (14).
- the other end of the air supply duct (L2) is connected to the air supply port (16).
- the air supply port (16) is installed on the ceiling of the target space (SP1). This air supply port (16) blows out the air supply (SOA) sent from the air supply duct (L2) to the target space (SP1).
- SOA air supply
- the outside air processing device (10) includes an external air conditioner control unit (31).
- the external controller control unit (31) controls the constituent devices provided in the external air processing device (10).
- the external controller control unit (31) includes an arithmetic processing unit and a memory unit.
- the arithmetic processing unit is, for example, a microprocessor consisting of an integrated circuit.
- the arithmetic processing unit controls the constituent devices of the outside air processing apparatus (10) by executing a predetermined program.
- the memory unit is, for example, a semiconductor memory composed of an integrated circuit.
- the memory unit stores a program for causing the external air conditioner control unit (31) to execute a predetermined operation and data necessary for the operation of the external air conditioner control unit (31).
- the outside air treatment device (10) selectively performs a cooling operation and a heating / humidifying operation.
- the heat medium for cooling (for example, cold water of about 5 ° C.) is supplied to the outside air heat exchanger (12), but water is not supplied to the humidifying element (13a) of the humidifier (13).
- the outside air (OA) taken into the main body unit (11) is cooled when passing through the outside air heat exchanger (12), and then passes through the humidifier (13).
- the outside air (OA) is not humidified.
- the processed outside air (OA) that has passed through the outside air heat exchanger (12) and the humidifier (13) in order is sucked into the air supply fan (14), and the air supply duct (L2) is used as the air supply (SOA). It flows and is blown out to the target space (SP1).
- a heat medium for heating for example, hot water at about 50 ° C.
- water is supplied to the humidifying element (13a) of the humidifier (13).
- the outside air (OA) taken into the main body unit (11) is heated when passing through the outside air heat exchanger (12), and then passes through the humidifier (13).
- the water held in the humidifying element (13a) evaporates and is applied to the outside air (OA).
- the processed outside air (OA) that has passed through the outside air heat exchanger (12) and the humidifier (13) in order is sucked into the air supply fan (14), and the air supply duct (L2) is used as the air supply (SOA). It flows and is blown out to the target space (SP1).
- the external controller control unit (31) controls the operation of the external air processing device (10) so that the supply air temperature Ts falls within a predetermined set supply air temperature range.
- the supply air temperature Ts is a measured value of the supply air temperature sensor (61).
- the set air supply temperature range is a temperature range including the set air supply temperature Ts_set set with respect to the air supply (SOA) temperature.
- the set supply air temperature range of this embodiment is the range of Ts_set ⁇ 1 ° C.
- the external controller control unit (31) adjusts the temperature or flow rate of the heat medium supplied to the outside air heat exchanger (12) so that the relationship of Ts_set-1 ° C. ⁇ Ts ⁇ Ts_set + 1 ° C. is satisfied.
- Ts_set-1 ° C. ⁇ Ts ⁇ Ts_set + 1 ° C. When the set supply air temperature Ts_set is lower than the lower limit of the set supply air temperature range (Ts_set-1 ° C) (Ts ⁇ Ts_set-1 ° C), the external controller control unit (31) is the outside air heat exchanger (12). Raises the temperature of the heat medium supplied to, or increases its flow rate.
- the external controller control unit (31) supplies the external air heat exchanger (12). The temperature of the heat medium to be formed is lowered, or the flow rate thereof is reduced.
- the air conditioner (20) includes a refrigerant circuit (20a), and the refrigerant is circulated in the refrigerant circuit (20a) to perform a vapor compression refrigeration cycle.
- the air conditioner (20) has one outdoor unit (21) as a heat source unit and a plurality of (two in this embodiment) indoor units (22).
- the outdoor unit (21) and each indoor unit (22) are connected to each other via a pair of connecting pipes (23a, 23b) to form a refrigerant circuit (20a).
- a plurality of indoor units (22) are arranged in parallel.
- the refrigerant sealed in the refrigerant circuit (20a) is not particularly limited, but may be, for example, an HFC refrigerant such as R32 or R410A.
- the outdoor unit (21) is arranged outside the target space (SP1) (in this example, outside the building (BL)).
- the outdoor unit (21) includes a compressor (21a), a four-way switching valve (21b), an outdoor heat exchanger (21c), an outdoor expansion valve (21d), an outdoor fan (21e), and an outdoor unit control. It has a part (32a).
- the discharge pipe is connected to the first port of the four-way switching valve (21b), and the suction pipe is connected to the second port of the four-way switching valve (21b).
- the third port of the four-way switching valve (21b) connects to the gas side end of the outdoor heat exchanger (21c).
- the liquid side end of the outdoor heat exchanger (21c) is connected to one end of the outdoor expansion valve (21d).
- the other end of the outdoor expansion valve (21d) is connected to the liquid side connecting pipe (23a).
- the fourth port of the four-way switching valve (21b) is connected to the gas side connecting pipe (23b).
- the compressor (21a) is a fully sealed compressor.
- the operating capacity of this compressor (21a) is variable. Specifically, alternating current is supplied to the electric motor of the compressor (21a) from an inverter (not shown). When the frequency of the alternating current supplied by the inverter to the compressor (21a) (the operating frequency of the compressor (21a)) is changed, the rotation speed of the compressor (21a) changes, and as a result, the operating capacity of the compressor (21a). Changes.
- the four-way switching valve (21b) is a switching valve that switches between the first state (the state shown by the solid line in FIG. 2) and the second state (the state shown by the line in FIG. 2).
- the first port In the four-way switching valve (21b) in the first state, the first port communicates with the third port and the second port communicates with the fourth port.
- the first port In the four-way switching valve (21b) in the second state, the first port communicates with the fourth port, and the second port communicates with the third port.
- the outdoor heat exchanger (21c) is a so-called fin-and-tube heat exchanger.
- the outdoor heat exchanger (21c) exchanges heat with the outside air supplied by the outdoor fan (21e) for the refrigerant flowing through the refrigerant circuit (20a).
- the outdoor expansion valve (21d) is an electronic expansion valve with a variable opening.
- the outdoor unit control unit (32a) controls the component equipment provided in the outdoor unit (21).
- the outdoor unit control unit (32a) includes an arithmetic processing unit and a memory unit.
- the arithmetic processing unit is, for example, a microprocessor consisting of an integrated circuit.
- the arithmetic processing unit controls the constituent devices of the outdoor unit (21) by executing a predetermined program.
- the memory unit is, for example, a semiconductor memory composed of an integrated circuit.
- the memory unit stores a program for causing the outdoor unit control unit (32a) to execute a predetermined operation and data necessary for the operation of the outdoor unit control unit (32a).
- the outdoor unit (21) is provided with a suction pressure sensor (62) and a discharge pressure sensor (63).
- the suction pressure sensor (62) is connected to the pipe connecting the suction pipe of the compressor (21a) and the second port of the four-way switching valve (21b), and measures the pressure of the refrigerant sucked into the compressor (21a).
- the discharge pressure sensor (63) is connected to a pipe connecting the discharge pipe of the compressor (21a) and the first port of the four-way switching valve (21b), and measures the pressure of the refrigerant discharged from the compressor (21a). To do.
- the indoor unit (22) is arranged in the target space (SP1).
- Each indoor unit (22) has an indoor heat exchanger (22a) which is an air heat exchanger, an indoor expansion valve (22b), an indoor fan (22c), and an indoor unit control unit (32b).
- each indoor unit (22) the indoor heat exchanger (22a) and the indoor expansion valve (22b) are arranged in series.
- one end on the indoor heat exchanger (22a) side is connected to the gas side connecting pipe (23b), and the other end on the indoor expansion valve (22b) side is connected to the liquid side connecting pipe (23a). To do.
- the indoor heat exchanger (22a) is a so-called fin-and-tube heat exchanger.
- the indoor heat exchanger (22a) exchanges heat with the indoor air supplied by the indoor fan (22c) for the refrigerant flowing through the refrigerant circuit (20a).
- the indoor expansion valve (22b) is an electronic expansion valve with a variable opening.
- the indoor unit control unit (32b) controls the constituent equipment provided in the indoor unit (22).
- the indoor unit control unit (32b) includes an arithmetic processing unit and a memory unit.
- the arithmetic processing unit is, for example, a microprocessor consisting of an integrated circuit.
- the arithmetic processing unit controls the constituent devices of the indoor unit (22) by executing a predetermined program.
- the memory unit is, for example, a semiconductor memory composed of an integrated circuit.
- the memory unit stores a program for causing the indoor unit control unit (32b) to execute a predetermined operation and data necessary for the operation of the indoor unit control unit (32b).
- a refrigerant temperature sensor (66) is attached to the indoor heat exchanger (22a).
- the refrigerant temperature sensor (66) is attached to the heat transfer tube of the indoor heat exchanger (22a) and measures the temperature of the refrigerant flowing through the indoor heat exchanger (22a).
- the measured value of the refrigerant temperature sensor (66) substantially indicates the evaporation temperature of the refrigerant.
- Each indoor unit (22) is provided with an indoor temperature sensor (64) and an indoor humidity sensor (65).
- the indoor temperature sensor (64) measures the temperature of the indoor air sucked into the indoor unit (22) upstream of the indoor heat exchanger (22a).
- the indoor humidity sensor (65) measures the relative humidity of the indoor air sucked into the indoor unit (22) upstream of the indoor heat exchanger (22a).
- the air conditioner (20) performs a cooling operation and a heating operation.
- the four-way switching valve (21b) is set to the first state, the outdoor expansion valve (21d) is held fully open, and the opening degree of each indoor expansion valve (22b) is adjusted individually.
- the refrigerant circuit (20a) a refrigeration cycle is performed, the outdoor heat exchanger (21c) functions as a condenser, and the indoor heat exchanger (22a) functions as an evaporator.
- the indoor air sucked from the target space (SP1) into the indoor unit (22) is cooled when passing through the indoor heat exchanger (22a), and then blown out to the target space (SP1).
- the surface temperature of the indoor heat exchanger (22a) is lower than the dew point temperature of the indoor air
- the water vapor contained in the indoor air is condensed on the surface of the indoor heat exchanger (22a) to generate condensed water.
- the condensed water generated in the indoor heat exchanger (22a) is discharged to the outside from the indoor unit (22) as drain water.
- the four-way switching valve (21b) is set to the second state, and the opening degrees of the outdoor expansion valve (21d) and each indoor expansion valve (22b) are individually adjusted.
- the refrigerant circuit (20a) a refrigeration cycle is performed, the indoor heat exchanger (22a) functions as a condenser, and the outdoor heat exchanger (21c) functions as an evaporator.
- the indoor air sucked from the target space (SP1) into the indoor unit (22) is heated when passing through the indoor heat exchanger (22a), and then blown out to the target space (SP1).
- the outdoor unit control unit (32a) adjusts the operating capacity of the compressor (21a) so that the relationship of LP_tg ⁇ P ⁇ LP ⁇ LP_tg + ⁇ P is satisfied.
- LP is a measured value of the suction pressure sensor (62).
- the outdoor unit control unit (32a) When the measured value LP is lower than the lower limit value (LP_tg- ⁇ P) of the target pressure range (LP ⁇ LP_tg- ⁇ P), the outdoor unit control unit (32a) lowers the operating frequency of the compressor (21a), and the compressor ( 21a) Reduce the operating capacity.
- the outdoor unit control unit (32a) raises the operating frequency of the compressor (21a), and the compressor (21a) Increase the operating capacity of.
- the indoor unit control unit (32b) switches between cooling operation and pause operation so that the measured value Tr of the indoor temperature sensor (64) is within the indoor temperature range including the set indoor temperature Tr_set. ..
- the set indoor temperature Tr_set is input to the indoor unit control unit (32b) by the occupant operating the remote controller (40).
- the room temperature range is the range of Tr_set ⁇ ⁇ Tr.
- the indoor unit control unit (32b) outputs a signal to the control device (30) indicating whether the corresponding indoor unit (22) is executing the cooling operation or the hibernation operation.
- the indoor unit control unit (32b) causes the indoor unit (22) to perform the cooling operation. Specifically, the indoor unit control unit (32b) operates the indoor fan (22c) to adjust the opening degree of the indoor expansion valve (22b) so that the indoor air is cooled in the indoor heat exchanger (22a). To do.
- the indoor unit control unit (32b) compares the dew point temperature Tr_dp of the indoor air with the surface temperature Tsf of the fins of the indoor heat exchanger (22a). Then, when the surface temperature Tsf of the fins of the indoor heat exchanger (22a) is equal to or less than the dew point temperature Tr_dp of the indoor air (Tsf ⁇ Tr_dp), the indoor unit control unit (32b) is subjected to condensed water in the indoor heat exchanger (22a). Is generated.
- the indoor unit control unit (32b) condenses in the indoor heat exchanger (22a). Determine that no water is being produced.
- the control device (30) comprehensively controls the operation of the air conditioning system (100).
- the control device (30) includes an arithmetic processing unit and a memory unit.
- the arithmetic processing unit is, for example, a microprocessor consisting of an integrated circuit.
- the arithmetic processing unit executes a predetermined control operation by executing a predetermined program.
- the memory unit is, for example, a semiconductor memory composed of an integrated circuit.
- the memory unit stores a program for causing the control device (30) to execute a predetermined operation and data necessary for the operation of the control device (30).
- the control device (30) is electrically connected to the external controller control unit (31), the outdoor unit control unit (32a), and all the indoor unit control units (32b).
- the control device (30) is configured to be communicable with the external controller control unit (31), the outdoor unit control unit (32a), and the indoor unit control unit (32b), and these control units (31, 32a, 32b). Sends and receives signals to and from.
- the control device (30) includes a dehumidification information creation unit (51), an operation information creation unit (52), a temperature information creation unit (53), a humidity information creation unit (54), and the like. It is provided with a heating capacity information creation unit (55), an air supply adjustment unit (56), and an evaporation temperature adjustment unit (57).
- These creation units (51 to 55) and adjustment units (56,57) are realized by the arithmetic processing unit executing a predetermined program.
- these creating units (51 to 55) and adjusting units (56,57) are described below when the air conditioner (20) performs the cooling operation and the outside air treatment device (10) performs the heating / humidifying operation. Performs the predetermined operation described in the above.
- the dehumidification information creation unit (51) creates dehumidification information regarding the amount of condensed water generated in the indoor unit (22) of the air conditioner (20).
- the dehumidification information creation unit (51) During the cooling operation of the air conditioner (20), the dehumidification information creation unit (51) generates condensed water in the indoor heat exchanger (22a) from the indoor unit control unit (32b) of each indoor unit (22). Receives a signal indicating whether or not it is. Then, when the dehumidification information creation unit (51) receives a signal from at least one indoor unit control unit (32b) indicating that condensed water is being generated in the indoor heat exchanger (22a), the dehumidification information creation unit (51) receives an air conditioner ( Create dehumidification information indicating that condensed water is generated in 20).
- the dehumidification information creation unit (51) receives a signal from all the indoor unit control units (32b) indicating that condensed water is not generated in the indoor heat exchanger (22a), the air conditioner (20) ), Create dehumidification information indicating that condensed water is not generated.
- the operation information creation unit (52) creates operation information regarding the operation state of the air conditioner (20).
- the operation information creation unit (52) operates the indoor unit (22) from the indoor unit control unit (32b) of each indoor unit (22) to cool and pause the indoor unit (22). Receives a signal indicating which is being executed. Then, when the operation information creation unit (52) receives a signal from at least one indoor unit control unit (32b) indicating that the indoor unit (22) is executing the cooling operation, the air conditioner (20) Creates operational information indicating that is performing a cooling operation. On the other hand, when the operation information creation unit (52) receives a signal from all the indoor unit control units (32b) indicating that the indoor unit (22) is executing the hibernation operation, the air conditioner (20) sends the signal. Create operation information indicating that the hibernation operation is being executed.
- the temperature information creation unit (53) creates temperature information regarding the relationship between the temperature of the target space (SP1) and the set temperature.
- the temperature information creation unit (53) acquires the measured value Tr of the indoor temperature sensor (64) of each indoor unit (22) and the set indoor temperature Tr_set.
- the temperature information creation unit (53) calculates the average indoor temperature Tr_m, which is the arithmetic mean of the measured values Tr of the indoor temperature sensor (64) of each indoor unit (22), and sets this average indoor temperature Tr_m as the set indoor temperature Tr_set. Compare with the room temperature range Tr_set ⁇ ⁇ Tr including.
- the temperature information creation unit (53) creates temperature information indicating that the heating is in an appropriate state when the average indoor temperature Tr_m is within the indoor temperature range Tr_set ⁇ ⁇ Tr (Tr_set ⁇ Tr ⁇ Tr_m ⁇ Tr_set + ⁇ Tr). Further, the temperature information creating unit (53) creates temperature information indicating that the heating is excessive when the average indoor temperature Tr_m is higher than the upper limit value Tr_set + ⁇ Tr of the indoor temperature range (Tr_set + ⁇ Tr ⁇ Tr_m).
- the temperature information creation unit (53) creates temperature information indicating that the heating is insufficient when the average indoor temperature Tr_m is lower than the lower limit value Tr_set ⁇ Tr of the indoor temperature range (Tr_m ⁇ Tr_set ⁇ Tr). To do.
- the humidity information creation unit (54) acquires the measured value Tr of the indoor temperature sensor (64) and the measured value RHr of the indoor humidity sensor (65) from each indoor unit (22).
- the humidity information creation unit (54) calculates the average indoor temperature Tr_m, which is the arithmetic mean of the measured value Tr of the indoor temperature sensor (64) of each indoor unit (22), and the indoor humidity sensor (22) of each indoor unit (22).
- 65) Calculate the average indoor humidity RHr_m, which is the arithmetic mean of the measured value RHr.
- the humidity information creation unit (54) calculates the absolute humidity Xr of the indoor air using the average indoor temperature Tr_m and the average indoor humidity RHr_m.
- the heating capacity information creation unit (55) creates heating capacity information indicating whether the heating capacity of the outside air treatment device (10) is appropriate, excessive, or insufficient, based on the operation information and the temperature information. The operation of the heating capacity information creating unit (55) will be described with reference to FIG.
- the heating capacity information creation unit (55) indicates that the operation information indicates that the air conditioner (20) is executing the cooling operation, and the temperature information indicates that the heating is overheated. Create heating capacity information indicating that the heating capacity in (10) is excessive.
- the heating capacity information creation unit (55) indicates that the outside air treatment device is in an insufficient heating state. Create heating capacity information indicating that the heating capacity in (10) is insufficient.
- the heating capacity information creation unit (55) indicates that the operation information indicates that the air conditioner (20) is executing the hibernation operation, and the temperature information indicates that the heating is overheated. Create heating capacity information indicating that the heating capacity in (10) is excessive.
- the heating capacity information creation unit (55) indicates that the outside air processing device is in an insufficient heating state. Create heating capacity information indicating that the heating capacity in (10) is insufficient.
- Air supply control unit The air supply adjusting unit (56) adjusts the set air supply temperature Ts_set based on the dehumidification information, the heating capacity information, and the humidity information.
- the air supply control unit (56) selects one of the supply air temperature rise signal, the supply air temperature retention signal, and the supply air temperature decrease signal based on the dehumidification information, the heating capacity information, and the humidity information. , The selected signal is transmitted to the external controller control unit (31).
- the supply air temperature rise signal is a signal instructing the set supply air temperature Ts_set to be raised by a predetermined value (for example, 1 ° C.).
- the supply air temperature holding signal is a signal instructing not to change the set supply air temperature Ts_set.
- the supply air temperature decrease signal is a signal instructing the set supply air temperature Ts_set to be lowered by a predetermined value (for example, 1 ° C.).
- the external controller control unit (31) lowers the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) decreases, and the humidification amount of the humidifier (13) decreases to supply air (SOA). Absolute humidity drops.
- the dehumidification information is expected to change to information indicating that condensed water is not generated in the indoor heat exchanger (22a).
- the heating capacity information is expected to change to information indicating that the heating capacity of the outside air treatment device (10) is appropriate.
- the humidity information is expected to change to the proper humidification state.
- the external controller control unit (31) lowers the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) decreases, and the humidification amount of the humidifier (13) decreases to supply air (SOA). Absolute humidity drops.
- the dehumidification information is expected to change to information indicating that condensed water is not generated in the indoor heat exchanger (22a).
- the heating capacity information is expected to change to information indicating that the heating capacity of the outside air treatment device (10) is appropriate.
- Humidity information is also expected to remain under-humidified.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10).
- a supply air temperature decrease signal is transmitted to the external controller control unit (31).
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10). When it indicates that it is excessive and the humidity information indicates that the humidification is in an appropriate state, the supply air temperature holding signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) holds the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) does not change, while the humidification amount of the humidifier (13) does not change, so the air supply (SOA) Absolute humidity does not change either.
- the dehumidification information, the heating capacity information, and the humidity information will remain the same as before.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a), and the heating capacity information is the heating capacity of the outside air treatment device (10).
- a supply air temperature decrease signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) lowers the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) decreases, and the humidification amount of the humidifier (13) decreases to supply air (SOA). Absolute humidity drops.
- the dehumidification information is expected to change to information indicating that condensed water is not generated in the indoor heat exchanger (22a).
- the heating capacity information is expected to change to information indicating that the heating capacity of the outside air treatment device (10) is insufficient.
- the humidity information is expected to change to the proper humidification state.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a), and the heating capacity information is the heating capacity of the outside air treatment device (10). When it indicates that it is appropriate and the humidity information indicates that it is in the proper humidification state, the supply air temperature holding signal is transmitted to the external controller control unit (31).
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a), and the heating capacity information is the heating capacity of the outside air treatment device (10). When it indicates that it is appropriate and the humidity information indicates that the humidification is insufficient, the supply air temperature holding signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) holds the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) does not change, while the humidification amount of the humidifier (13) does not change, so the air supply (SOA) Absolute humidity does not change either.
- the dehumidification information, the heating capacity information, and the humidity information will remain the same as before.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10).
- a supply air temperature holding signal is transmitted to the external controller control unit (31).
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is high.
- the supply air temperature holding signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) holds the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) does not change, while the humidification amount of the humidifier (13) does not change, so the air supply (SOA) Absolute humidity does not change either.
- the dehumidification information, the heating capacity information, and the humidity information will remain the same as before.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a), and the heating capacity information is the heating capacity of the outside air treatment device (10). When it indicates that it is insufficient and the humidity information indicates that it is in an excessively humidified state, a supply air temperature decrease signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) lowers the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) decreases, and the humidification amount of the humidifier (13) decreases to supply air (SOA). Absolute humidity drops.
- the dehumidification information is expected to change to information indicating that condensed water is not generated in the indoor heat exchanger (22a).
- the heating capacity information is expected to remain information indicating that the heating capacity of the outside air treatment device (10) is insufficient.
- the humidity information is expected to change to the proper humidification state.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a), and the heating capacity information is the heating capacity of the outside air treatment device (10).
- a supply air temperature holding signal is transmitted to the external controller control unit (31) when it indicates that it is insufficient and the humidity information indicates that the humidification is in an appropriate state.
- the external controller control unit (31) holds the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) does not change, while the humidification amount of the humidifier (13) does not change, so the air supply (SOA) Absolute humidity does not change either.
- the dehumidification information, the heating capacity information, and the humidity information will remain the same as before.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a), and the heating capacity information is the heating capacity of the outside air treatment device (10). When it indicates that it is insufficient and the humidity information indicates that it is in an insufficient humidification state, a supply air temperature rise signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) raises the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) rises, and the humidification amount of the humidifier (13) increases to supply air (SOA). Absolute humidity rises.
- the dehumidification information is expected to remain information indicating that condensed water is being generated in the indoor heat exchanger (22a).
- the heating capacity information is expected to change to information indicating that the heating capacity of the outside air treatment device (10) is appropriate.
- the humidity information is expected to change to the proper humidification state.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10).
- the supply air temperature holding signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) holds the set air supply temperature Ts_set, the air supply temperature of the outside air processing device (10) does not change, while the humidification amount of the humidifier (13) does not change, so the air supply (SOA) Absolute humidity does not change either.
- the dehumidification information, the heating capacity information, and the humidity information will remain the same as before.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is high.
- a supply air temperature holding signal is transmitted to the external controller control unit (31) when it indicates that it is insufficient and the humidity information indicates that the humidification is in an appropriate state.
- the air supply control unit (56) indicates that the dehumidification information indicates that condensed water is not generated in the indoor heat exchanger (22a), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is high.
- a supply air temperature rise signal is transmitted to the external controller control unit (31).
- the evaporation temperature control unit (57) adjusts the target evaporation temperature Te_tg based on the dehumidification information.
- the evaporation temperature control unit (57) selects one of the evaporation temperature rise signal and the evaporation temperature holding signal based on the dehumidification information, and transmits the selected signal to the outdoor unit control unit (32a).
- the evaporation temperature rise signal is a signal instructing the target evaporation temperature Te_tg to be raised by a predetermined value (for example, 1 ° C.).
- the evaporation temperature holding signal is a signal instructing not to change the target evaporation temperature Te_tg.
- the outdoor unit control unit (32a) When the outdoor unit control unit (32a) receives the evaporation temperature rise signal, it raises the target evaporation temperature Te_tg by a predetermined value, and when it receives the evaporation temperature holding signal, it holds the value of the target evaporation temperature Te_tg. Then, the outdoor unit control unit (32a) controls the operating capacity of the compressor (21a) by using the updated target evaporation temperature Te_tg.
- the evaporation temperature control unit (57) transmits an evaporation temperature rise signal to the outdoor unit control unit (32a) when the dehumidification information indicates that condensed water is being generated in the indoor heat exchanger (22a).
- the outdoor unit control unit (32a) raises the target evaporation temperature Te_tg during the cooling operation, the evaporation temperature of the refrigerant in the indoor heat exchanger (22a) rises, and the fins of the indoor heat exchanger (22a) rise accordingly.
- the surface temperature rises.
- the difference between the surface temperature of the fins of the indoor heat exchanger (22a) and the dew point temperature of the indoor air is reduced, and the amount of condensed water generated in the indoor heat exchanger (22a) is reduced.
- the surface temperature of the fins of the indoor heat exchanger (22a) exceeds the dew point temperature of the indoor air, condensed water is not generated in the indoor heat exchanger (22a).
- the air conditioning system (100) of the present embodiment includes an outside air treatment device (10) and an air conditioner (20).
- the outside air processing device (10) processes the sucked outside air and supplies it to the target space (SP1).
- the air conditioner (20) processes the indoor air sucked from the target space (SP1) and supplies it to the target space (SP1).
- the air conditioning system (100) of the present embodiment further includes a control device (30).
- the control device (30) performs dehumidification information when the outside air treatment device (10) performs a heating / humidifying operation for heating and humidifying the outside air, and the air conditioner (20) performs a cooling operation for cooling the indoor air.
- the air supply temperature of the outside air treatment device (10) and the cooling temperature, which is the temperature of the indoor heat exchanger (22a) during the cooling operation, are adjusted based on the operation information, the temperature information, and the humidity information.
- Dehumidification information is information on the amount of condensed water produced in the air conditioner (20).
- the operation information is information on the operating state of the air conditioner (20).
- the temperature information is information on the relationship between the air temperature of the target space (SP1) and the set room temperature Tr_set.
- Humidity information is information related to the relationship between the humidity of the target space (SP1) and the set indoor humidity Xr_set.
- the supply air temperature Ts is the temperature of the outside air after the treatment supplied by the outside air treatment device (10) to the target space (SP1).
- the cooling temperature is the temperature of the indoor heat exchanger (22a) that cools the indoor air during the cooling operation (in this embodiment, the surface temperature Tsf of the fins).
- the control device (30) is an air conditioner (20) when the outside air treatment device (10) performs the heating / humidifying operation and the air conditioner (20) performs the cooling operation.
- the temperature of the outside air after processing supplied to the target space (SP1) by the outside air treatment device (10) and the indoor heat exchange of the air conditioner (20) in consideration of the operation information regarding the operation state of). Adjust the temperature (cooling temperature) of the vessel (22a). Therefore, according to the present embodiment, the air conditioning system (100) can be appropriately controlled when the room is cooled and humidified at the same time.
- Dehumidification information is information indicating whether condensed water is generated or not generated in the air conditioner (20).
- the operation information is information indicating whether the air conditioner (20) is performing a cooling operation or a pause operation.
- the control device (30) of the present embodiment creates heating capacity information indicating whether the heating capacity of the outside air treatment device (10) is appropriate, excessive, or insufficient, based on the operation information and the temperature information. Then, this control device (30) adjusts the supply air temperature and the cooling temperature based on the dehumidification information, the humidity information, and the heating capacity information.
- the control device (30) of the present embodiment creates heating capacity information based on the operation information and the temperature information. Then, the control device (30) controls the air conditioning system (100) based on the dehumidification information, the humidity information, and the heating capacity information when the room is cooled and humidified at the same time.
- the control device (30) of the present embodiment indicates that the dehumidification information indicates that condensed water is not generated in the air conditioner (20), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is excessive.
- the humidity information indicates an over-humidified state, the supply air temperature is lowered, and if the humidity information indicates a proper humidification state or an insufficient humidification state, the supply air temperature is not changed.
- the air conditioner (20) If the dehumidification information indicates that no condensed water is being produced in the air conditioner (20), the air conditioner (20) unless the supply air temperature is raised and the amount of humidification in the outside air treatment device (10) increases. ) Still does not generate condensed water.
- control device (30) of the present embodiment lowers the supply air temperature or keeps the supply air temperature unchanged according to the humidity information. Select.
- the control device (30) lowers the supply air temperature. Reduce the heating capacity and humidification capacity of the outside air treatment device (10). As a result, the amount of condensed water produced in the air conditioner (20) is reduced.
- the control device (30) of the present embodiment indicates that the dehumidification information indicates that condensed water is not generated in the air conditioner (20), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is appropriate. Do not change the air supply temperature regardless of humidity information when indicating that.
- the air conditioner (20) does not generate condensed water, the air conditioner (20) still does not generate condensed water unless the supply air temperature is changed. Therefore, in this case, when the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is appropriate, the control device (30) supplies the air regardless of the state of the humidity information. Do not change the air temperature. As a result, the humidifying capacity of the outside air treatment device (10) is kept constant, and the generation of condensed water in the air conditioner (20) is avoided.
- the dehumidification information indicates that condensed water is generated in the air conditioner (20), and the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is insufficient.
- the humidity information indicates an over-humidified state, lower the supply air temperature, and if the humidity information indicates an appropriate humidification state, do not change the supply air temperature, and the humidity information indicates an under-humidified state. If indicated, raise the air supply temperature.
- control device (30) of the present embodiment lowers the supply air temperature or keeps the supply air temperature unchanged according to the humidity information. Select whether to raise the supply air temperature.
- the control device (30) has the heating capacity information as the outside air treatment device (10). Lower the supply air temperature, even if it indicates that the heating capacity of the air conditioner is insufficient. As a result, the humidifying capacity of the outside air treatment device (10) is reduced, and the amount of condensed water generated by the air conditioner (20) is reduced.
- the control device (30) When the dehumidification information indicates that condensed water is being generated in the air conditioner (20) and the humidity information indicates the proper humidification state, the control device (30) has the heating capacity information and the outside air treatment device (10). Do not change the supply air temperature, even if it indicates that the heating capacity of the unit is insufficient. As a result, the humidity of the indoor air is kept within the set humidity range.
- the control device (30) When the heating capacity information indicates that the heating capacity of the outside air treatment device (10) is insufficient and the humidity information indicates a humidification insufficient state, the control device (30) has the dehumidification information in the air conditioner (20). Raise the supply temperature even if it indicates that condensed water is being generated. As a result, the temperature of the indoor air approaches the set temperature range, and the humidity of the indoor air approaches the set humidity range.
- control device (30) of the present embodiment keeps the supply air temperature unchanged or raises the supply air temperature according to the humidity information. Select.
- the air conditioner (20) When the air conditioner (20) does not generate condensed water, the air conditioner (20) can be kept in a state where no condensed water is generated even if the humidifying capacity of the outside air treatment device (10) increases slightly. There is a possibility that it can be done.
- the control device (30) is supplied. Keep the air temperature unchanged.
- the control device (30) determines the supply air temperature. Pull up. As a result, the humidifying capacity of the outside air treatment device (10) increases, and the humidity of the indoor air falls within the set humidity range.
- the control device (30) of the present embodiment raises the cooling temperature regardless of the heating capacity information and the humidity information when the dehumidification information indicates that condensed water is being generated in the air conditioner (20).
- the control device (30) of the present embodiment does not change the cooling temperature regardless of the heating capacity information and the humidity information when the dehumidification information indicates that the condensed water is not generated in the air conditioner (20). ..
- the control device (30) of the present embodiment has what kind of information is each of the heating capacity information and the humidity information. Also keeps the cooling temperature unchanged. As a result, the state in which condensed water is not generated in the air conditioner (20) continues.
- the evaporation temperature control unit (57) may be omitted.
- the control device (30) of this modification adjusts the set air supply temperature Ts_set based on the dehumidification information, the heating capacity information, and the humidity information, but does not adjust the target evaporation temperature Te_tg based on the dehumidification information.
- condensed water is generated on the surface of the fins of the indoor heat exchanger (22a) based on the output of the dew condensation sensor attached to the indoor heat exchanger (22a). It may be configured to determine whether or not it is present.
- condensed water is generated on the surface of the fins of the indoor heat exchanger (22a) based on the image of the camera that captures the indoor heat exchanger (22a). It may be configured to determine whether or not it is present.
- the air supply adjusting unit (56) is configured to adjust the supply air flow rate of the outside air processing device (10) based on the dehumidification information, the heating capacity information, and the humidity information. It may have been done.
- the air supply adjustment unit (56) of this modification uses any one of the supply air flow rate increase signal, the supply air flow rate holding signal, and the supply air flow rate decrease signal as dehumidification information, heating capacity information, and humidity information. The selection is made based on the selection, and the selected signal is transmitted to the external controller control unit (31).
- the rotation speed of the supply air fan (14) When the external controller control unit (31) receives the supply air flow rate rise signal, the rotation speed of the supply air fan (14) is increased by a predetermined value, and when it receives the supply air flow rate holding signal, the supply air fan (14) When the rotation speed is maintained and the supply air flow rate decrease signal is received, the rotation speed of the air supply fan (14) is reduced by a predetermined value.
- the rotation speed of the air supply fan (14) increases, the air supply flow rate of the external controller control unit (31) increases. If the rotation speed of the air supply fan (14) does not change, the air supply flow rate of the external controller control unit (31) does not change either.
- the rotation speed of the air supply fan (14) decreases, the air supply flow rate of the external controller control unit (31) decreases.
- the air supply adjusting unit (56) of the present modification replaces the air supply temperature rising signal when the air supply adjusting unit (56) of the above embodiment outputs the supply air temperature rising signal. Outputs the supply air flow rate rise signal.
- the external controller control unit (31) that receives the supply air flow rate increase signal increases the rotation speed of the air supply fan (14), the flow rate of the outside air passing through the humidifier (13) increases. As a result, the amount of humidification of the humidifier (13) increases, and the absolute humidity of the air supply (SOA) rises.
- the air supply adjusting unit (56) of the above embodiment outputs the air supply temperature holding signal
- the air supply adjusting unit (56) of the present modification replaces the air supply temperature holding signal with the air supply flow rate holding. Output a signal.
- the external controller control unit (31) that receives the supply air flow rate holding signal holds the rotation speed of the air supply fan (14)
- the flow rate of the outside air passing through the humidifier (13) does not change. Therefore, the amount of humidification of the humidifier (13) does not change, and the absolute humidity of the air supply (SOA) does not change.
- the air supply adjusting unit (56) of the present modification when the air supply adjusting unit (56) of the above embodiment outputs the air supply temperature decrease signal, the air supply flow rate decreases instead of the air supply temperature decrease signal. Output a signal.
- the external controller control unit (31) that receives the supply air flow rate decrease signal reduces the rotation speed of the air supply fan (14), the flow rate of the outside air passing through the humidifier (13) decreases. As a result, the amount of humidification of the humidifier (13) is reduced, and the absolute humidity of the air supply (SOA) is reduced.
- the air supply adjusting unit (56) of this modification may be configured to adjust both the set air supply temperature Ts_set and the rotation speed of the air supply fan (14).
- the air supply adjusting unit (56) of the present modification is the supply air temperature increase signal and the supply air flow rate increase signal when the air supply adjustment unit (56) of the above embodiment outputs the supply air temperature increase signal. Both are output.
- the air supply adjusting unit (56) of the present modification is the supply air temperature holding signal and the supply air flow rate holding signal when the air supply adjusting unit (56) of the above embodiment outputs the supply air temperature holding signal. Output both.
- the air supply adjusting unit (56) of the present modification is the supply air temperature decrease signal and the supply air flow rate decrease signal when the air supply adjustment unit (56) of the above embodiment outputs the supply air temperature decrease signal. Output both.
- the air supply control unit (56) is configured to adjust the water supply flow rate of the outside air treatment device (10) based on the dehumidification information, the heating capacity information, and the humidity information. You may be.
- the air supply adjustment unit (56) of this modification selects one of the water supply flow rate increase signal, the water supply flow rate holding signal, and the water supply flow rate decrease signal based on the dehumidification information, the heating capacity information, and the humidity information. Then, the selected signal is transmitted to the external controller control unit (31).
- the external controller control unit (31) raises the water supply flow rate by a predetermined value when it receives the water supply flow rate increase signal, holds the water supply flow rate when it receives the supply air flow rate holding signal, and increases the water supply flow rate when it receives the supply air flow rate decrease signal. Decrease by a predetermined value.
- the water supply flow rate is the flow rate of the humidifying water supplied to the humidifier (13). As the water supply flow rate increases, the amount of humidification in the humidifier (13) increases. If the water supply flow rate does not change, the humidification amount of the humidifier (13) does not change either. When the water supply flow rate decreases, the amount of humidification of the humidifier (13) decreases.
- the air supply adjusting unit (56) of the above embodiment When the air supply adjusting unit (56) of the above embodiment outputs an air supply temperature rise signal, the air supply adjusting unit (56) of the present modification replaces the air supply temperature rising signal or raises the air supply temperature. Along with the signal, the water supply flow rate rise signal is output. Further, the air supply adjusting unit (56) of the present modification is used in place of the air supply temperature holding signal or when the air supply adjusting unit (56) of the above embodiment outputs the air supply temperature holding signal. Along with the temperature rise signal, the water supply flow rate holding signal is output. Further, the air supply adjusting unit (56) of the present modification is used in place of the air supply temperature decreasing signal or when the air supply adjusting unit (56) of the above embodiment outputs an air supply temperature decreasing signal. Along with the temperature rise signal, the water supply flow rate decrease signal is output.
- this disclosure is useful for air conditioning systems.
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Abstract
Description
図1に示すように、空調システム(100)は、家屋、ビル、工場、公共施設などの建築物内に含まれる対象空間の空気調和を行うシステムである。
外気処理装置(10)は、主として、本体ユニット(11)と、熱源ユニットとなるチラーユニット(図示せず)とを備える。本体ユニット(11)は、いわゆるエアハンドリングユニットである。本実施形態の本体ユニット(11)は、図外のチラーユニットから供給された熱媒体を空気と熱交換させるように構成される。なお、本実施形態の本体ユニット(11)は、図外の熱源ユニットとの間を循環する冷媒を空気と熱交換させるように構成されていてもよい。
本体ユニット(11)は、外気熱交換器(12)と、加湿器(13)と、給気ファン(14)とを有する。
給気ダクト(L2)は、外気(OA)の流路を形成する部材である。給気ダクト(L2)は、一端が本体ユニット(11)に接続される。給気ダクト(L2)の一端は、給気ファン(14)の吹出口に連通する。給気ダクト(L2)の他端は、給気口(16)に接続される。
外気処理装置(10)は、外調機制御部(31)を備える。外調機制御部(31)は、外気処理装置(10)に設けられた構成機器を制御する。
外気処理装置(10)は、冷却運転と、暖房加湿運転とを選択的に行う。
冷却運転では、外気熱交換器(12)へ冷却用の熱媒体(例えば、5℃程度の冷水)が供給される一方、加湿器(13)の加湿エレメント(13a)に水が供給されない。冷却運転において、本体ユニット(11)に取り込まれた外気(OA)は、外気熱交換器(12)を通過する際に冷却され、その後に加湿器(13)を通過する。加湿器(13)において、外気(OA)の加湿は行われない。外気熱交換器(12)と加湿器(13)とを順に通過した処理後の外気(OA)は、給気ファン(14)に吸い込まれ、給気(SOA)として給気ダクト(L2)を流れて対象空間(SP1)へ吹き出される。
暖房加湿運転では、外気熱交換器(12)へ加熱用の熱媒体(例えば、50℃程度の温水)が供給され、加湿器(13)の加湿エレメント(13a)に水が供給される。本体ユニット(11)に取り込まれた外気(OA)は、外気熱交換器(12)を通過する際に加熱され、その後に加湿器(13)を通過する。加湿器(13)では、加湿エレメント(13a)に保持された水が蒸発して外気(OA)に付与される。外気熱交換器(12)と加湿器(13)とを順に通過した処理後の外気(OA)は、給気ファン(14)に吸い込まれ、給気(SOA)として給気ダクト(L2)を流れて対象空間(SP1)へ吹き出される。
外調機制御部(31)は、給気温度Tsが所定の設定給気温度範囲となるように、外気処理装置(10)の運転を制御する。給気温度Tsは、給気温度センサ(61)の計測値である。設定給気温度範囲は、給気(SOA)の温度に関して設定された設定給気温度Ts_setを含む温度範囲である。本実施形態の設定給気温度範囲は、Ts_set±1℃の範囲である。
空気調和装置(20)は、冷媒回路(20a)を備え、冷媒回路(20a)において冷媒を循環させて蒸気圧縮方式の冷凍サイクルを行う。
室外機(21)は、対象空間(SP1)の外部(この例では、建物(BL)の外部)に配置される。室外機(21)は、圧縮機(21a)と、四路切換弁(21b)と、室外熱交換器(21c)と、室外膨張弁(21d)と、室外ファン(21e)と、室外機制御部(32a)とを有する。
室内機(22)は、対象空間(SP1)に配置される。各室内機(22)は、空気熱交換器である室内熱交換器(22a)と、室内膨張弁(22b)と、室内ファン(22c)と、室内機制御部(32b)とを有する。
空気調和装置(20)は、冷房運転と暖房運転とを行う。
冷房運転では、四路切換弁(21b)が第1の状態に設定され、室外膨張弁(21d)が全開に保持され、各室内膨張弁(22b)の開度が個別に調節される。冷媒回路(20a)では、冷凍サイクルが行われ、室外熱交換器(21c)が凝縮器として機能し、室内熱交換器(22a)が蒸発器として機能する。
暖房運転では、四路切換弁(21b)が第2の状態に設定され、室外膨張弁(21d)及び各室内膨張弁(22b)の開度が個別に調節される。冷媒回路(20a)では、冷凍サイクルが行われ、室内熱交換器(22a)が凝縮器として機能し、室外熱交換器(21c)が蒸発器として機能する。
室外機制御部(32a)は、圧縮機(21a)の運転容量を調節する。ここでは、室外機制御部(32a)が冷房運転中に圧縮機(21a)の運転容量を調節する動作について説明する。
室内機制御部(32b)は、冷房運転と暖房運転のそれぞれにおいて、室内機(22)の運転状態を切り換える。例えば、空気調和装置(20)の冷房運転において、室内機(22)の運転状態は、冷却動作と休止動作に切り換わる。ここでは、室内機制御部(32b)による冷却動作と休止動作の切り換えについて説明する。
室内機(22)の冷房運転中に、室内機制御部(32b)は、室内熱交換器(22a)において凝縮水が生成しているか否かを判定し、判定した結果を制御装置(30)に対して出力する。
制御装置(30)は、空調システム(100)の動作を統括的に制御する。図示は省略するが、制御装置(30)は、演算処理ユニットと、メモリーユニットとを備える。演算処理ユニットは、例えば集積回路から成るマイクロプロセッサである。演算処理ユニットは、所定のプログラムを実行することによって、所定の制御動作を実行する。メモリーユニットは、例えば集積回路から成る半導体メモリーである。メモリーユニットは、制御装置(30)に所定の動作を実行させるためのプログラムと、制御装置(30)の動作に必要なデータとを記憶する。
除湿情報作成部(51)は、空気調和装置(20)の室内機(22)における凝縮水の生成量に関する除湿情報を作成する。
運転情報作成部(52)は、空気調和装置(20)の運転状態に関する運転情報を作成する。
温度情報作成部(53)は、対象空間(SP1)の気温と設定温度の関係に関する温度情報を作成する。
湿度情報作成部(54)は、対象空間(SP1)の湿度と設定湿度の関係に関する湿度情報を作成する。
暖房能力情報作成部(55)は、運転情報と温度情報とに基づいて、外気処理装置(10)の暖房能力が適正と過剰と不足の何れであるかを示す暖房能力情報を作成する。この暖房能力情報作成部(55)の動作について、図4を参照しながら説明する。
給気調節部(56)は、除湿情報と暖房能力情報と湿度情報とに基づいて、設定給気温度Ts_setを調節する。
蒸発温度調節部(57)は、除湿情報に基づいて、目標蒸発温度Te_tgを調節する。
そして、室外機制御部(32a)は、更新後の目標蒸発温度Te_tgを用いて、圧縮機(21a)の運転容量を制御する。
本実施形態の空調システム(100)は、外気処理装置(10)と、空気調和装置(20)とを備える。外気処理装置(10)は、吸い込んだ外気を処理して対象空間(SP1)へ供給する。空気調和装置(20)は、対象空間(SP1)から吸い込んだ室内空気を処理して対象空間(SP1)へ供給する。
本実施形態の空気調和装置(20)は、冷房運転において、室内空気を冷却する冷却動作と、室内空気の冷却を休止する休止動作とを選択的に行う。
本実施形態の制御装置(30)は、運転情報と温度情報とに基づいて、外気処理装置(10)の暖房能力が適正と過剰と不足の何れであるかを示す暖房能力情報を作成する。そして、この制御装置(30)は、除湿情報、湿度情報、及び暖房能力情報に基づいて、給気温度と冷却温度とを調節する。
本実施形態の制御装置(30)は、運転情報に拘わらず、温度情報が暖房過剰状態を示す場合に、外気処理装置(10)の暖房能力が過剰であることを示す情報を、暖房能力情報とする。また、この制御装置(30)は、運転情報が冷却動作を空気調和装置(20)が行うことを示し、温度情報が暖房適正状態を示す場合に、外気処理装置(10)の暖房能力が過剰であることを示す情報を上記暖房能力情報とする。また、この制御装置(30)は、運転情報が休止動作を空気調和装置(20)が行うことを示し、温度情報が暖房適正状態を示す場合に、外気処理装置(10)の暖房能力が適正であることを示す情報を暖房能力情報とする。また、この制御装置(30)は、運転情報に拘わらず、温度情報が暖房不足状態を示す場合に、外気処理装置(10)の暖房能力が不足であることを示す情報を暖房能力情報とする。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していることを示し、暖房能力情報が、外気処理装置(10)の暖房能力が過剰であることを示すときに、湿度情報に拘わらず、給気温度を引き下げる。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していないことを示し、暖房能力情報が、外気処理装置(10)の暖房能力が過剰であることを示すときに、湿度情報が加湿過剰状態を示す場合は、給気温度を引き下げ、湿度情報が加湿適正状態または加湿不足状態を示す場合は、給気温度を変更しない。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していることを示し、暖房能力情報が、外気処理装置(10)の暖房能力が適正であることを示すときに、湿度情報が加湿過剰状態を示す場合は、給気温度を引き下げ、湿度情報が加湿適正状態または加湿不足状態を示す場合は、給気温度を変更しない。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していないことを示し、暖房能力情報が、外気処理装置(10)の暖房能力が適正であることを示すときに、湿度情報に拘わらず、給気温度を変更しない。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していることを示し、暖房能力情報が、外気処理装置(10)の暖房能力が不足であることを示すときに、湿度情報が加湿過剰状態を示す場合は、給気温度を引き下げ、湿度情報が加湿適正状態を示す場合は、給気温度を変更せず、湿度情報が加湿不足状態を示す場合は、給気温度を引き上げる。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していないことを示し、暖房能力情報が、外気処理装置(10)の暖房能力が不足であることを示すときに、湿度情報が加湿過剰状態又は加湿適正状態を示す場合は、給気温度を変更せず、湿度情報が加湿不足状態を示す場合は、給気温度を引き上げる。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していることを示すときに、暖房能力情報及び湿度情報に拘わらず、冷却温度を引き上げる。
本実施形態の制御装置(30)は、除湿情報が、空気調和装置(20)において凝縮水が生成していないことを示すときに、暖房能力情報及び湿度情報に拘わらず、冷却温度を変更しない。
本実施形態の制御装置では、蒸発温度調節部(57)が省略されていてもよい。本変形例の制御装置(30)は、除湿情報と暖房能力情報と湿度情報とに基づく設定給気温度Ts_setの調節を行う一方、除湿情報に基づく目標蒸発温度Te_tgの調節を行わない。
本実施形態の室内機制御部(32b)は、室内熱交換器(22a)に取り付けられた結露センサの出力に基づいて、室内熱交換器(22a)のフィンの表面において凝縮水が生成しているか否かを判定するように構成されていてもよい。
本実施形態の制御装置(30)において、給気調節部(56)は、除湿情報と暖房能力情報と湿度情報とに基づいて、外気処理装置(10)の給気流量を調節するように構成されていてもよい。
本実施形態の制御装置(30)において、給気調節部(56)は、除湿情報と暖房能力情報と湿度情報とに基づいて、外気処理装置(10)の給水流量を調節するように構成されていてもよい。
20 空気調和装置
22a 室内熱交換器
30 制御装置
100 空調システム
SP1 対象空間
Claims (12)
- 吸い込んだ外気を処理して対象空間(SP1)へ供給する外気処理装置(10)と、
上記対象空間(SP1)から吸い込んだ室内空気を処理して該対象空間(SP1)へ供給する空気調和装置(20)とを備える空調システムであって、
上記外気処理装置(10)が外気の加熱と加湿とを行う暖房加湿運転を行い、上記空気調和装置(20)が室内空気の冷却を行う冷房運転を行うときに、上記空気調和装置(20)における凝縮水の生成量に関する除湿情報、上記空気調和装置(20)の運転状態に関する運転情報、上記対象空間(SP1)の気温と設定温度の関係に関する温度情報、及び上記対象空間(SP1)の湿度と設定湿度の関係に関する湿度情報に基づいて、上記外気処理装置(10)が上記対象空間(SP1)へ供給する処理後の外気の温度である給気温度、上記外気処理装置(10)が上記対象空間(SP1)へ供給する外気の流量である給気流量、上記外気処理装置(10)へ供給される加湿用の水の流量である給水流量、及び上記空気調和装置(20)に設けられて上記冷房運転中に上記室内空気を冷却する空気熱交換器(22a)の温度である冷却温度の少なくとも一つを調節する制御装置(30)を備えている
ことを特徴とする空調システム。 - 請求項1において、
上記空気調和装置(20)は、上記冷房運転において、室内空気を冷却する冷却動作と、室内空気の冷却を休止する休止動作とを選択的に行う一方、
上記除湿情報は、上記空気調和装置(20)において凝縮水が生成しているか生成していないかを示す情報であり、
上記運転情報は、上記空気調和装置(20)が上記冷却動作と上記休止動作のどちらを行っているかを示す情報であり、
上記温度情報は、上記対象空間(SP1)の気温が上記設定温度を含む所定の設定温度範囲に入っている暖房適正状態と、上記対象空間(SP1)の気温が上記設定温度範囲の上限値よりも高い暖房過剰状態と、上記対象空間(SP1)の気温が上記設定温度範囲の下限値よりも低い暖房不足状態との何れであるかを示す情報であり、
上記湿度情報は、上記対象空間(SP1)の湿度が上記設定湿度を含む所定の設定湿度範囲に入っている加湿適正状態と、上記対象空間(SP1)の湿度が上記設定湿度範囲の上限値よりも高い加湿過剰状態と、上記対象空間(SP1)の湿度が上記設定湿度範囲の下限値よりも低い加湿不足状態との何れであるかを示す情報である
ことを特徴とする空調システム。 - 請求項2において、
上記制御装置(30)は、
上記運転情報と上記温度情報とに基づいて、上記外気処理装置(10)の暖房能力が適正と過剰と不足の何れであるかを示す暖房能力情報を作成し、
上記除湿情報、上記湿度情報、及び上記暖房能力情報に基づいて、上記給気温度、上記給気流量、上記給水流量、及び上記冷却温度の少なくとも一つを調節する
ことを特徴とする空調システム。 - 請求項3において、
上記制御装置(30)は、
上記運転情報に拘わらず、上記温度情報が上記暖房過剰状態を示す場合に、上記外気処理装置(10)の暖房能力が過剰であることを示す情報を上記暖房能力情報とし、
上記運転情報が上記冷却動作を上記空気調和装置(20)が行うことを示し、上記温度情報が上記暖房適正状態を示す場合に、上記外気処理装置(10)の暖房能力が過剰であることを示す情報を上記暖房能力情報とし、
上記運転情報が上記休止動作を上記空気調和装置(20)が行うことを示し、上記温度情報が上記暖房適正状態を示す場合に、上記外気処理装置(10)の暖房能力が適正であることを示す情報を上記暖房能力情報とし、
上記運転情報に拘わらず、上記温度情報が上記暖房不足状態を示す場合に、上記外気処理装置(10)の暖房能力が不足であることを示す情報を上記暖房能力情報とする
ことを特徴とする空調システム。 - 請求項4において、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していることを示し、上記暖房能力情報が、上記外気処理装置(10)の暖房能力が過剰であることを示すときに、
上記湿度情報に拘わらず、上記給気温度と上記給気流量の少なくとも一つを引き下げる
ことを特徴とする空調システム。 - 請求項4又は5において、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していないことを示し、上記暖房能力情報が、上記外気処理装置(10)の暖房能力が過剰であることを示すときに、
上記湿度情報が上記加湿過剰状態を示す場合は、上記給気温度と上記給気流量の少なくとも一つを引き下げ、
上記湿度情報が上記加湿適正状態または上記加湿不足状態を示す場合は、上記給気温度と上記給気流量の両方を変更しない
ことを特徴とする空調システム。 - 請求項4乃至6のいずれか一つにおいて、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していることを示し、上記暖房能力情報が、上記外気処理装置(10)の暖房能力が適正であることを示すときに、
上記湿度情報が上記加湿過剰状態を示す場合は、上記給気温度と上記給気流量の少なくとも一つを引き下げ、
上記湿度情報が上記加湿適正状態または上記加湿不足状態を示す場合は、上記給気温度と上記給気流量の両方を変更しない
ことを特徴とする空調システム。 - 請求項4乃至7のいずれか一つにおいて、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していないことを示し、上記暖房能力情報が、上記外気処理装置(10)の暖房能力が適正であることを示すときに、
上記湿度情報に拘わらず、上記給気温度と上記給気流量の両方を変更しない
ことを特徴とする空調システム。 - 請求項4乃至8のいずれか一つにおいて、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していることを示し、上記暖房能力情報が、上記外気処理装置(10)の暖房能力が不足であることを示すときに、
上記湿度情報が上記加湿過剰状態を示す場合は、上記給気温度と上記給気流量の少なくとも一つを引き下げ、
上記湿度情報が上記加湿適正状態を示す場合は、上記給気温度と上記給気流量の両方を変更せず、
上記湿度情報が上記加湿不足状態を示す場合は、上記給気温度と上記給気流量の少なくとも一つを引き上げる
ことを特徴とする空調システム。 - 請求項4乃至9のいずれか一つにおいて、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していないことを示し、上記暖房能力情報が、上記外気処理装置(10)の暖房能力が不足であることを示すときに、
上記湿度情報が上記加湿過剰状態又は上記加湿適正状態を示す場合は、上記給気温度と上記給気流量の両方を変更せず、
上記湿度情報が上記加湿不足状態を示す場合は、上記給気温度と上記給気流量の少なくとも一つを引き上げる
ことを特徴とする空調システム。 - 請求項4乃至10のいずれか一つにおいて、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していることを示すときに、
上記暖房能力情報及び上記湿度情報に拘わらず、上記冷却温度を引き上げる
ことを特徴とする空調システム。 - 請求項4乃至11のいずれか一つにおいて、
上記制御装置(30)は、
上記除湿情報が、上記空気調和装置(20)において凝縮水が生成していないことを示すときに、
上記暖房能力情報及び上記湿度情報に拘わらず、上記冷却温度を変更しない
ことを特徴とする空調システム。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006329471A (ja) | 2005-05-24 | 2006-12-07 | Daikin Ind Ltd | 空調システム |
JP2010107059A (ja) * | 2008-10-28 | 2010-05-13 | Mitsubishi Electric Corp | 冷凍空調装置 |
JP2010151421A (ja) * | 2008-12-26 | 2010-07-08 | Daikin Ind Ltd | 空調システム |
JP2018173264A (ja) * | 2017-03-31 | 2018-11-08 | ダイキン工業株式会社 | 空調システム |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5950442A (en) * | 1996-05-24 | 1999-09-14 | Ebara Corporation | Air conditioning system |
US6926079B2 (en) * | 2002-11-25 | 2005-08-09 | Honeywell International Inc. | Humidity controller |
JP2005049059A (ja) * | 2003-07-31 | 2005-02-24 | Daikin Ind Ltd | 空気調和システム |
JP5118181B2 (ja) * | 2003-11-05 | 2013-01-16 | アズビル株式会社 | 空調システムの空調制御装置および空調制御方法 |
JP4258481B2 (ja) * | 2004-03-31 | 2009-04-30 | ダイキン工業株式会社 | 空気調和システム |
JP4561476B2 (ja) * | 2005-05-24 | 2010-10-13 | ダイキン工業株式会社 | 空調システム |
JP2010127522A (ja) * | 2008-11-27 | 2010-06-10 | Daikin Ind Ltd | 空調システム |
CN103221752B (zh) | 2010-12-22 | 2016-06-29 | 三菱电机株式会社 | 空气调节系统和调湿装置 |
JP5532153B1 (ja) | 2013-01-10 | 2014-06-25 | ダイキン工業株式会社 | 空気調和システム |
CN104833044B (zh) * | 2015-04-10 | 2017-10-31 | 广东美的制冷设备有限公司 | 恒湿度制冷方法及系统 |
JP2017142003A (ja) * | 2016-02-09 | 2017-08-17 | アズビル株式会社 | 空調制御システムおよび空調制御方法 |
JP6567183B2 (ja) * | 2016-06-08 | 2019-08-28 | 三菱電機株式会社 | 空気調和システム |
CN106152285B (zh) * | 2016-08-16 | 2023-07-04 | 珠海格力电器股份有限公司 | 空调系统及其控制方法 |
JP2018112356A (ja) * | 2017-01-12 | 2018-07-19 | ダイキン工業株式会社 | 空気調和システム |
WO2020218219A1 (ja) * | 2019-04-26 | 2020-10-29 | ダイキン工業株式会社 | 空調システム、機械学習装置及び機械学習方法 |
JP6835141B2 (ja) * | 2019-05-31 | 2021-02-24 | ダイキン工業株式会社 | 空調システム |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006329471A (ja) | 2005-05-24 | 2006-12-07 | Daikin Ind Ltd | 空調システム |
JP2010107059A (ja) * | 2008-10-28 | 2010-05-13 | Mitsubishi Electric Corp | 冷凍空調装置 |
JP2010151421A (ja) * | 2008-12-26 | 2010-07-08 | Daikin Ind Ltd | 空調システム |
JP2018173264A (ja) * | 2017-03-31 | 2018-11-08 | ダイキン工業株式会社 | 空調システム |
Non-Patent Citations (1)
Title |
---|
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BR112021025910B1 (pt) | 2023-02-28 |
EP3967945A1 (en) | 2022-03-16 |
CN114026369B (zh) | 2022-11-01 |
US11428422B2 (en) | 2022-08-30 |
JP6897848B2 (ja) | 2021-07-07 |
BR112021025910A2 (pt) | 2022-02-08 |
US20220107098A1 (en) | 2022-04-07 |
EP3967945B1 (en) | 2023-07-26 |
JP2021004724A (ja) | 2021-01-14 |
CN114026369A (zh) | 2022-02-08 |
EP3967945A4 (en) | 2022-07-06 |
ES2960701T3 (es) | 2024-03-06 |
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