CN104764092A - Air conditioner and outdoor unit control method - Google Patents
Air conditioner and outdoor unit control method Download PDFInfo
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- CN104764092A CN104764092A CN201510130901.7A CN201510130901A CN104764092A CN 104764092 A CN104764092 A CN 104764092A CN 201510130901 A CN201510130901 A CN 201510130901A CN 104764092 A CN104764092 A CN 104764092A
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- air
- electric heater
- heater unit
- conditioner
- 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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides an air conditioner and an outdoor unit control method. The air conditioner comprises an indoor unit and an outdoor unit connected to the indoor unit, wherein an electric heating device is arranged on a compressor exhaust pipe of the outdoor unit and is used for heating the compressor exhaust pipe in a heating mode. By means of the technical scheme, the electric heating device can be added on the compressor exhaust pipe of the outdoor unit, the advantages of large space and large temperature change bearing range of the outdoor unit are effectively utilized, the electric heating device can be used for heating the compressor exhaust pipe so as to improve the exhaust temperature of the air conditioner and further improve the heating effect of the indoor unit of the air conditioner.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of air-conditioner and a kind of off-premises station control method.
Background technology
Existing air-conditioner is when running heating mode, if outdoor environment temperature is lower, the heating effect of air-conditioner can significantly reduce, and therefore, generally adopts and add electric heater unit to promote heating effect in correlation technique in the indoor set of air-conditioner.
But, electric heater unit is generally arranged in the indoor set of air-conditioner, and due to the indoor limited space of air-conditioner, the size of electric heater unit is greatly limited,, environment temperature higher at heating needs is lower, often effectively can not export heating effect.
Therefore, how to promote air-conditioner heating effect at low ambient temperatures, become technical problem urgently to be resolved hurrily at present.
Summary of the invention
The present invention, just based on the problems referred to above, proposes a kind of new technical scheme, can promote air-conditioner heating effect at low ambient temperatures.
For this reason, one object of the present invention is to propose a kind of air-conditioner.
Another object of the present invention is to propose a kind of off-premises station control method, for above-mentioned air-conditioner.
For achieving the above object, the embodiment of a first aspect of the present invention proposes a kind of air-conditioner, comprising: indoor set; Off-premises station, is connected to described indoor set, and the compressor exhaust pipe of described off-premises station is provided with electric heater unit, and described electric heater unit is used for heating described compressor exhaust pipe in a heating mode.
Air-conditioner according to an embodiment of the invention, the compressor exhaust pipe of off-premises station adds an electric heater unit, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.
In addition, the air-conditioner provided according to the above embodiment of the present invention also has following additional technical feature:
According to one embodiment of present invention, described off-premises station comprises: controller, is connected to described electric heater unit, for the air outlet temperature according to described indoor set, determines whether that opening described electric heater unit heats described compressor exhaust pipe.
Air-conditioner according to an embodiment of the invention, can determine whether that opening electric heater unit heats compressor exhaust pipe according to the scope of the air outlet temperature of indoor set, thus the opportunity needing lifting delivery temperature can be judged exactly, and need not just open electric heater unit whenever carrying out heating, both significantly improve the heating effect of air-conditioner, it also avoid the waste of electric energy.
According to one embodiment of present invention, also comprising: temperature sensor, be connected to described controller, for detecting the air outlet temperature of described indoor set, determining whether to open described electric heater unit according to the air outlet temperature of described indoor set for described controller.
Air-conditioner according to an embodiment of the invention, draught temperature can be detected by temperature sensor, to determine whether that opening electric heater unit heats compressor exhaust pipe according to the scope of the air outlet temperature of indoor set further, to judge the opportunity needing to promote delivery temperature exactly.
According to one embodiment of present invention, also comprise: setting unit, be connected to described controller, for according to the setting command received, heat temperature for described air-conditioner arranges predeterminated target, and be sent to described controller by arranging result.
Air-conditioner according to an embodiment of the invention, temperature can be heated by setting unit to predeterminated target to arrange, so that controller heats temperature according to the predeterminated target arranged and determines whether that opening electric heater unit heats compressor exhaust pipe with the air outlet temperature of the indoor set detected, to judge the opportunity needing to promote delivery temperature exactly.
According to one embodiment of present invention, described controller also for: the described predeterminated target received from described setting unit heats temperature, and determine that the air outlet temperature of described indoor set and described predeterminated target heat the difference of temperature, for the duty determining described electric heater unit according to the scope of described difference, wherein, described duty comprises: opening or closed condition, and the scope of described difference comprises: described difference is less than or equal to the first preset temperature, or described difference is more than or equal to the second preset temperature.
Air-conditioner according to an embodiment of the invention, control unit can heat temperature and determine whether that opening electric heater unit heats compressor exhaust pipe with the difference of the air outlet temperature of the indoor set detected according to the predeterminated target arranged, to judge the opportunity needing to promote delivery temperature exactly, wherein, when this difference is less than or equal to the first preset temperature, open electric heater unit, to promote heating effect, and when this difference is more than or equal to the second preset temperature, close electric heater unit, to save energy consumption.Preferably, the first preset temperature can be set to 10 DEG C, and the second preset temperature can be set to 15 DEG C.
According to one embodiment of present invention, described electric heater unit and described compressor exhaust pipe are split-type structural, and wherein, described electric heater unit entirety is set in the outside of described compressor exhaust pipe.
Air-conditioner according to an embodiment of the invention, electric heater unit and compressor exhaust pipe are dismountable split-type structural, in order to increase heating surface (area) (HS and the efficiency of heating surface, electric heater unit can entirety be set on compressor exhaust pipe, similarly, in order to increase heating surface (area) (HS and the efficiency of heating surface, compressor exhaust pipe can coil the inside being distributed in electric heater unit.
According to one embodiment of present invention, the outer cover of described electric heater unit is provided with insulating unit.
Air-conditioner according to an embodiment of the invention, the insulating unit that the outside of electric heater unit is sheathed is used for electric heater unit and external environment to be isolated, and to avoid heat radiation, promotes the efficiency of heating surface, and then promotes the heating effect of air-conditioner.Wherein, the heat-barrier material of insulating unit can be heat-preservation cotton.
The embodiment of a second aspect of the present invention proposes a kind of off-premises station control method, for the air-conditioner described in technique scheme, comprise: in a heating mode, the electric heater unit that the compressor exhaust pipe by the off-premises station of described air-conditioner is arranged heats described compressor exhaust pipe.
Off-premises station control method according to an embodiment of the invention, the compressor exhaust pipe of off-premises station adds an electric heater unit, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.
According to one embodiment of present invention, described described compressor exhaust pipe heated before, also comprise: the air outlet temperature detecting the indoor set of described air-conditioner; And determine whether described air outlet temperature meets pre-conditioned, heat temperature for according to the predeterminated target of described air outlet temperature and described air-conditioner, the duty of described electric heater unit is set.
Off-premises station control method according to an embodiment of the invention, draught temperature can be detected by temperature sensor, and the predeterminated target obtaining air-conditioner heats temperature, so that air-conditioner heats temperature according to the predeterminated target arranged and determines whether that opening electric heater unit heats compressor exhaust pipe with the air outlet temperature of the indoor set detected, to judge the opportunity needing to promote delivery temperature exactly, and need not just open electric heater unit whenever carrying out heating, both significantly improve the heating effect of air-conditioner, it also avoid the waste of electric energy.
According to one embodiment of present invention, describedly determine whether described air outlet temperature meets pre-conditioned, specifically comprise: determine that described predeterminated target heats the difference of temperature and described air outlet temperature, wherein, when the scope residing for described difference is for being less than or equal to the first preset temperature, the described duty of described electric heater unit is set to described opening, when the scope residing for described difference is for being more than or equal to the second preset temperature, the described duty of described electric heater unit is set to described closed condition.
Off-premises station control method according to an embodiment of the invention, temperature can be heated according to predeterminated target and determine whether that opening electric heater unit heats compressor exhaust pipe with the difference of the air outlet temperature of the indoor set detected, to judge the opportunity needing to promote delivery temperature exactly, wherein, when this difference is less than or equal to the first preset temperature, open electric heater unit, to promote heating effect, and when this difference is more than or equal to the second preset temperature, close electric heater unit, to save energy consumption.Preferably, the first preset temperature can be set to 10 DEG C, and the second preset temperature can be set to 15 DEG C.
By technical scheme of the present invention, the compressor exhaust pipe of off-premises station adds an electric heater unit, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the block diagram of air-conditioner according to an embodiment of the invention;
Fig. 2 shows the structural representation of the off-premises station of air-conditioner according to an embodiment of the invention;
Fig. 3 shows the flow chart of off-premises station control method according to an embodiment of the invention;
Fig. 4 shows the flow chart of off-premises station control method according to another embodiment of the invention.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the block diagram of air-conditioner according to an embodiment of the invention.
As shown in Figure 1, air-conditioner 100 according to an embodiment of the invention, comprising: indoor set 102; Off-premises station 104, is connected to indoor set 102, and the compressor exhaust pipe 1042 of off-premises station 104 is provided with electric heater unit 1044, and electric heater unit 1044 is for heating compressor exhaust pipe 1042 in a heating mode.
Air-conditioner 100 according to an embodiment of the invention, the compressor exhaust pipe 1042 of off-premises station 104 adds an electric heater unit 1044, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station 104, thus the delivery temperature promoting air-conditioner 100 can be heated, to promote the heating effect of the indoor set 102 of air-conditioner 100 further by using electric heater unit 1044 pairs of compressor exhaust pipes 1042.
In addition, the air-conditioner 100 provided according to the above embodiment of the present invention also has following additional technical feature:
According to one embodiment of present invention, off-premises station 104 comprises: controller, is connected to electric heater unit 1044, for the air outlet temperature according to indoor set 102, determines whether that opening electric heater unit 1044 pairs of compressor exhaust pipes 1042 heats.
Air-conditioner 100 according to an embodiment of the invention, can determine whether that opening electric heater unit 1044 pairs of compressor exhaust pipes 1042 heats according to the scope of the air outlet temperature of indoor set 102, thus the opportunity needing lifting delivery temperature can be judged exactly, and need not just open electric heater unit 1044 whenever carrying out heating, both significantly improve the heating effect of air-conditioner 100, it also avoid the waste of electric energy.
According to one embodiment of present invention, also comprising: temperature sensor, be connected to controller, for detecting the air outlet temperature of indoor set 102, determining whether to open electric heater unit 1044 according to the air outlet temperature of indoor set 102 for controller.
Air-conditioner 100 according to an embodiment of the invention, draught temperature can be detected by temperature sensor, to determine whether that opening electric heater unit 1044 pairs of compressor exhaust pipes 1042 heats according to the scope of the air outlet temperature of indoor set 102 further, to judge the opportunity needing to promote delivery temperature exactly.
According to one embodiment of present invention, also comprise: setting unit, be connected to controller, for according to the setting command received, heat temperature for air-conditioner 100 arranges predeterminated target, and be sent to controller by arranging result.
Air-conditioner 100 according to an embodiment of the invention, temperature can be heated by setting unit to predeterminated target to arrange, so that controller heats temperature according to the predeterminated target arranged and determines whether that opening electric heater unit 1044 pairs of compressor exhaust pipes 1042 heats with the air outlet temperature of the indoor set 102 detected, to judge the opportunity needing to promote delivery temperature exactly.
According to one embodiment of present invention, controller also for: the predeterminated target received from setting unit heats temperature, and determine that the air outlet temperature of indoor set 102 and predeterminated target heat the difference of temperature, for the duty of the scope determination electric heater unit 1044 according to difference, wherein, duty comprises: opening or closed condition, and the scope of difference comprises: difference is less than or equal to the first preset temperature, or difference is more than or equal to the second preset temperature.
Air-conditioner 100 according to an embodiment of the invention, control unit can heat temperature and determine whether that opening electric heater unit 1044 pairs of compressor exhaust pipes 1042 heats with the difference of the air outlet temperature of the indoor set 102 detected according to the predeterminated target arranged, to judge the opportunity needing to promote delivery temperature exactly, wherein, when this difference is less than or equal to the first preset temperature, open electric heater unit 1044, to promote heating effect, and when this difference is more than or equal to the second preset temperature, close electric heater unit 1044, to save energy consumption.Preferably, the first preset temperature can be set to 10 DEG C, and the second preset temperature can be set to 15 DEG C.
According to one embodiment of present invention, electric heater unit 1044 and compressor exhaust pipe 1042 are split-type structural, and wherein, electric heater unit 1044 entirety is set in the outside of compressor exhaust pipe 1042.
Air-conditioner 100 according to an embodiment of the invention, electric heater unit 1044 and compressor exhaust pipe 1042 are dismountable split-type structural, in order to increase heating surface (area) (HS and the efficiency of heating surface, electric heater unit 1044 can entirety be set on compressor exhaust pipe 1042, similarly, in order to increase heating surface (area) (HS and the efficiency of heating surface, compressor exhaust pipe 1042 can coil the inside being distributed in electric heater unit 1044.
According to one embodiment of present invention, the outer cover of electric heater unit 1044 is provided with insulating unit.
Air-conditioner 100 according to an embodiment of the invention, the insulating unit that the outside of electric heater unit 1044 is sheathed is used for electric heater unit 1044 and external environment to be isolated, and to avoid heat radiation, promotes the efficiency of heating surface, and then promotes the heating effect of air-conditioner 100.Wherein, the heat-barrier material of insulating unit can be heat-preservation cotton.
Fig. 2 shows the structural representation of the off-premises station of air-conditioner according to an embodiment of the invention.
As shown in Figure 2, the off-premises station (being equivalent to the off-premises station 104 in the embodiment shown in Fig. 1) of air-conditioner according to an embodiment of the invention (being equivalent to the air-conditioner 100 in the embodiment shown in Fig. 1), be connected to the indoor set (being equivalent to the indoor set 102 in the embodiment shown in Fig. 1) of air-conditioner, this off-premises station comprises compressor, compressor exhaust pipe (being equivalent to the compressor exhaust pipe 1042 in the embodiment shown in Fig. 1), cross valve, condenser, multiple part such as throttling arrangement and evaporimeter, wherein, compressor exhaust pipe is provided with electric heater unit (being equivalent to the electric heater unit 1044 in the embodiment shown in Fig. 1), this electric heater unit is used for heating compressor exhaust pipe in a heating mode.
Air-conditioner according to an embodiment of the invention, the compressor exhaust pipe of off-premises station adds an electric heater unit, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.
Fig. 3 shows the flow chart of off-premises station control method according to an embodiment of the invention.
As shown in Figure 3, off-premises station control method according to an embodiment of the invention, for the air-conditioner 100 in technique scheme, comprising:
Step 302, in a heating mode, the electric heater unit that the compressor exhaust pipe by the off-premises station of air-conditioner is arranged heats compressor exhaust pipe.
Off-premises station control method according to an embodiment of the invention, the compressor exhaust pipe of off-premises station adds an electric heater unit, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.
According to one embodiment of present invention, before step 302, also comprise: the air outlet temperature detecting the indoor set of air-conditioner; And it is pre-conditioned to determine whether draught temperature meets, and heats temperature for according to the predeterminated target of air outlet temperature and air-conditioner, arranges the duty of electric heater unit.
Off-premises station control method according to an embodiment of the invention, draught temperature can be detected by temperature sensor, and the predeterminated target obtaining air-conditioner heats temperature, so that air-conditioner heats temperature according to the predeterminated target arranged and determines whether that opening electric heater unit heats compressor exhaust pipe with the air outlet temperature of the indoor set detected, to judge the opportunity needing to promote delivery temperature exactly, and need not just open electric heater unit whenever carrying out heating, both significantly improve the heating effect of air-conditioner, it also avoid the waste of electric energy.
According to one embodiment of present invention, determine whether draught temperature meets pre-conditioned, specifically comprise: determine that predeterminated target heats the difference of temperature and air outlet temperature, wherein, when the scope residing for difference is for being less than or equal to the first preset temperature, the duty of electric heater unit being set to opening, when the scope residing for difference is for being more than or equal to the second preset temperature, the duty of electric heater unit being set to closed condition.
Off-premises station control method according to an embodiment of the invention, temperature can be heated according to predeterminated target and determine whether that opening electric heater unit heats compressor exhaust pipe with the difference of the air outlet temperature of the indoor set detected, to judge the opportunity needing to promote delivery temperature exactly, wherein, when this difference is less than or equal to the first preset temperature, open electric heater unit, to promote heating effect, and when this difference is more than or equal to the second preset temperature, close electric heater unit, to save energy consumption.Preferably, the first preset temperature can be set to 10 DEG C, and the second preset temperature can be set to 15 DEG C.
Fig. 4 shows the flow chart of off-premises station control method according to another embodiment of the invention.
As shown in Figure 4, off-premises station control method according to another embodiment of the invention, for the air-conditioner 100 in technique scheme, comprising:
Step 402, in a heating mode, arranges predeterminated target and heats temperature Ts.
Step 404, detects the air outlet temperature Tc of the indoor set of air-conditioner.
Step 406, when Tc-Ts≤10 DEG C, opens the electric heater unit on the compressor exhaust pipe of off-premises station; When Tc-Ts >=15 DEG C, close this electric heater unit.
In this technical scheme, an electric heater unit can be added on the compressor exhaust pipe of off-premises station, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.Simultaneously, temperature can be heated by the predeterminated target arranged and determine whether that opening electric heater unit heats compressor exhaust pipe with the air outlet temperature of the indoor set detected, to judge the opportunity needing to promote delivery temperature exactly, and need not just open electric heater unit whenever carrying out heating, both significantly improve the heating effect of air-conditioner, it also avoid the waste of electric energy.
In the present invention, term " first ", " second " object only for describing, and instruction or hint relative importance can not be interpreted as; Term " multiple " represents two or more; Term " is connected ", " connection " etc. all should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " another embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
More than be described with reference to the accompanying drawings technical scheme of the present invention, by technical scheme of the present invention, the compressor exhaust pipe of off-premises station adds an electric heater unit, effectively make use of the feature that space is large, bearing temperature excursion is large of off-premises station, thus the delivery temperature of air-conditioner can be promoted, to promote the heating effect of the indoor set of air-conditioner further by using electric heater unit to compressor exhaust pipe heating.
The foregoing is only embodiments of the invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an air-conditioner, is characterized in that, comprising:
Indoor set;
Off-premises station, is connected to described indoor set, and the compressor exhaust pipe of described off-premises station is provided with electric heater unit, and described electric heater unit is used for heating described compressor exhaust pipe in a heating mode.
2. air-conditioner according to claim 1, is characterized in that, described off-premises station comprises:
Controller, is connected to described electric heater unit, for the air outlet temperature according to described indoor set, determines whether that opening described electric heater unit heats described compressor exhaust pipe.
3. air-conditioner according to claim 2, is characterized in that, also comprises:
Temperature sensor, is connected to described controller, for detecting the air outlet temperature of described indoor set, determines whether to open described electric heater unit according to the air outlet temperature of described indoor set for described controller.
4. air-conditioner according to claim 3, is characterized in that, also comprises:
Setting unit, is connected to described controller, for according to the setting command received, heats temperature, and be sent to described controller by arranging result for described air-conditioner arranges predeterminated target.
5. air-conditioner according to claim 4, is characterized in that, described controller also for:
Receive and heat temperature from the described predeterminated target of described setting unit, and determine that the air outlet temperature of described indoor set and described predeterminated target heat the difference of temperature, for the duty determining described electric heater unit according to the scope of described difference,
Wherein, described duty comprises: opening or closed condition, and the scope of described difference comprises: described difference is less than or equal to the first preset temperature, or described difference is more than or equal to the second preset temperature.
6. air-conditioner according to any one of claim 1 to 5, is characterized in that, described electric heater unit and described compressor exhaust pipe are split-type structural, and wherein, described electric heater unit entirety is set in the outside of described compressor exhaust pipe.
7. air-conditioner according to claim 6, is characterized in that, the outer cover of described electric heater unit is provided with insulating unit.
8. an off-premises station control method, for the air-conditioner such as according to any one of claim 1 to 7, is characterized in that, comprising:
In a heating mode, the electric heater unit that the compressor exhaust pipe by the off-premises station of described air-conditioner is arranged heats described compressor exhaust pipe.
9. off-premises station control method according to claim 8, is characterized in that, described described compressor exhaust pipe heated before, also comprise:
Detect the air outlet temperature of the indoor set of described air-conditioner; And
Determine whether described air outlet temperature meets pre-conditioned, heat temperature for according to the predeterminated target of described air outlet temperature and described air-conditioner, the duty of described electric heater unit is set.
10. off-premises station control method according to claim 9, is characterized in that, describedly determines whether described air outlet temperature meets pre-conditioned, specifically comprises:
Determine that described predeterminated target heats the difference of temperature and described air outlet temperature, wherein, when the scope residing for described difference is for being less than or equal to the first preset temperature, the described duty of described electric heater unit is set to described opening, when the scope residing for described difference is for being more than or equal to the second preset temperature, the described duty of described electric heater unit is set to described closed condition.
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| CN108931075A (en) * | 2018-06-20 | 2018-12-04 | 广东美的暖通设备有限公司 | Heat pump system and its control method |
| CN111023319A (en) * | 2019-12-18 | 2020-04-17 | 青岛海信日立空调系统有限公司 | Air conditioner indoor unit |
| CN111043725A (en) * | 2019-12-30 | 2020-04-21 | 青岛海尔空调器有限总公司 | Control method of air conditioner |
| CN114322243A (en) * | 2020-10-10 | 2022-04-12 | 广东美的精密模具科技有限公司 | Air conditioner, method of controlling the same, and computer-readable storage medium |
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| CN108759168A (en) * | 2018-06-20 | 2018-11-06 | 广东美的暖通设备有限公司 | Heat pump system, defrosting method and device |
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| CN111043725A (en) * | 2019-12-30 | 2020-04-21 | 青岛海尔空调器有限总公司 | Control method of air conditioner |
| CN114322243A (en) * | 2020-10-10 | 2022-04-12 | 广东美的精密模具科技有限公司 | Air conditioner, method of controlling the same, and computer-readable storage medium |
| CN114322243B (en) * | 2020-10-10 | 2024-02-20 | 广东美的精密模具科技有限公司 | Air conditioner, control method thereof and computer readable storage medium |
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