CN109579224A - A kind of central air-conditioning cloud monitoring system and its control method - Google Patents
A kind of central air-conditioning cloud monitoring system and its control method Download PDFInfo
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- CN109579224A CN109579224A CN201811418722.3A CN201811418722A CN109579224A CN 109579224 A CN109579224 A CN 109579224A CN 201811418722 A CN201811418722 A CN 201811418722A CN 109579224 A CN109579224 A CN 109579224A
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- air conditioner
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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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
-
- 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
- F24F11/32—Responding to malfunctions or emergencies
-
- 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
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/38—Failure diagnosis
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
-
- 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
-
- 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
- F24F2110/12—Temperature of the 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
- F24F2110/20—Humidity
- F24F2110/22—Humidity of the 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
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention belongs to technical field of central air, disclose a kind of central air-conditioning cloud monitoring system, including owner end, Cloud Server, local management server, operation monitoring module, analysis module, maintenance center and several central air conditioner main machine groups；Each central air conditioner main machine group is all connected with an operation monitoring module, and operation monitoring module includes into/return water temperature capturing module and warm area temperature collecting module；Local management server is communicated to connect with Cloud Server, operation monitoring module and central air conditioner main machine group respectively；Cloud Server is communicated to connect with analysis module, maintenance center and owner end respectively.Central air-conditioning cloud monitoring system provided by the present invention, operation monitoring module acquires probe transmission temperature in real time, is supported by cloud computing, sensor, Internet technology etc., uses cloud data, central air conditioner main machine group operation conditions is analyzed, dynamic optimization cooling capacity deposit is carried out.Once going wrong or hidden danger rapidly finding reason, solve the problems, such as.
Description
Technical field
The invention belongs to technical field of central air, and in particular to a kind of central air-conditioning cloud monitoring system and its controlling party
Method.
Background technique
Central air conditioner system is made of one or more cold and heat source systems and multiple air handling systems, generally uses liquid
The principle of vaporization refrigeration provides institute's chilling requirement for air handling system, to offset the thermic load of indoor environment.
Existing central air conditioner system is in use, the control to unit refrigerating capacity, usually returning according to chilled water
The height of coolant-temperature gage controls machine set compressor, and existing return water temperature is by being located in circulation line
Temp probe A is detected, and from high to low (or from low to high) because of circulating frozen water flow velocity reason and temperature, there is an accumulation
Process, until making machine set compressor that unloading be added to lag, there are certain delays, so that the cold and hot amount control of central air-conditioning is not smart
It is quasi-.
A kind of existing improvement is to install a temp probe B additional in circulation line outer wall, because of the thickness and ambient temperature of tube wall
Influence, make temp probe B acquire temperature for temp probe A temperature collection having time hysteresis quality (show as probe B acquisition
Real time temperature lag behind probe A acquisition real time temperature), simultaneously because temp probe A acquisition temperature be rendered as it is non-linear
Dynamic change, and because unit model difference can not carry out effective secondary acquisition measurement, Gu Field Force can only count by rule of thumb
It calculates machine platform and corrects this delay time error.And the later period since the temp probe A original temperature acquired can not be directly read, computer
Calculating according to the temperature B of temp probe B can only estimate A, and the later period is caused to be directed to the meter of cold (heat) storage level control
It calculates and generates certain error.
Present central air conditioner system is in maintenance process, and use two ways substantially: 1, parcel: maintenance expense is only day
, there is big failure and needs replacing accessory, proprietor will offer money for accessory, and maintenance company collects dimension again in normal maintenance expense
Repair expense.Advantage is that proprietor's maintenance expense under not big fault condition is minimum.The disadvantage is that since owner can not be quasi- in time
The operation conditions for really understanding central air-conditioning, if the not conscientious maintenance of maintenance company, glitch becomes larger failure, and owner will undertake very
Big maintenance risk 2, great Bao: maintenance expense include be daily maintenance, replacement gadget expense and maintenance cost, occur big
Failure need replacing accessory, proprietor will offer money for accessory, and maintenance company does not collect maintenance cost again.Advantage is maintenance public affairs
In order not to repair, cuing down expenses conscientious can carry out daily maintenance for department.The disadvantage is that in can not promptly and accurately being understood due to owner
The operating condition of air-conditioning is entreated, the annual maintenance expense of proprietor is high.
Using above two maintaining method, central air-conditioning proprietor can not promptly and accurately understand central hollow for central air-conditioning
Operating condition is adjusted, maintenance is opaque, and maintenance expense is high.
Summary of the invention
In order to solve the above problems existing in the present technology, it is an object of that present invention to provide a kind of monitoring of central air-conditioning cloud is
System and its control method.
The technical scheme adopted by the invention is as follows:
A kind of central air-conditioning cloud monitoring system, including owner end, Cloud Server, local management server, operation monitoring mould
Block, analysis module, maintenance center and several central air conditioner main machine groups；Each central air conditioner main machine group is all connected with an operation prison
Module is controlled, operation monitoring module includes into/return water temperature capturing module and at least one warm area temperature collecting module；Local management
Server is communicated to connect with Cloud Server, operation monitoring module and central air conditioner main machine group respectively；Cloud Server respectively with analysis
Module, maintenance center and the communication connection of owner end.
Preferably, it is described into/return water temperature capturing module include in the circulation line of central air conditioner main machine group the
One temp probe and the second temperature probe on circulation line outer wall, first temperature probe are successively electrically connected acquisition unit
With the first communication unit, second temperature probe is electrically connected control unit, and central air conditioner main machine is electrically connected in control unit
Group, resistance simulation device and the second communication unit, resistance simulation device and second temperature probe serial or parallel connection, the first communication unit and
The communication connection of second communication unit.
Preferably, the resistance simulation device is electric resistance array or electronic potentiometer.
Preferably, the maintenance center includes sequentially connected maintenance demand module, maintenance schedule module, maintenance process mould
Block.
Preferably, the analysis module includes running state analysis unit and data analysis unit.
Preferably, the central air-conditioning cloud monitoring system further includes the device manufacturer's service connecting with maintenance center to center communications
Device.
Preferably, the central air-conditioning cloud monitoring system further includes the third-party monitoring service with Cloud Server communication connection
Device.
Preferably, the operation monitoring module further includes outdoor temperature acquisition module and/or outside humidity acquisition module.
A kind of control method of above-mentioned central air-conditioning cloud monitoring system, method are as follows:
Operation monitoring module acquires every operating condition operation data of central air conditioner main machine group in real time；Monitoring module institute will be run
The data of acquisition, form the central air-conditioning floor data library of central air conditioner main machine group routine work state, and analysis module passes through reality
When every operating condition operation data for acquiring judge whether corresponding central air conditioner main machine group abnormal；Maintenance is provided by maintenance center
Task, maintenance company or maintenance staff take over business and carry out maintenance according to maintenance process.
Preferably, the owner end can be with every operating condition operation data of real time inspection central air conditioner main machine group and maintenance
The process of task.
The invention has the benefit that
1, a kind of central air-conditioning cloud monitoring system provided by the present invention, operation monitoring module acquire probe transmission temperature in real time
Degree and host operating condition operation data, can be with real-time perfoming device diagnostic, energy consumption analysis, quality accident early warning etc..By cloud computing,
The support such as sensor, Internet technology analyzes central air conditioner main machine group operating condition situation using cloud data, carries out dynamic
Optimize cooling capacity deposit.Can in advance to central air conditioner main machine potential faults propose warn, once go wrong or hidden danger rapidly
It was found that reason, solves the problems, such as.
2, the central air-conditioning cloud monitoring system provides maintenance task by maintenance center, and maintenance company or maintenance staff connect
Task carries out maintenance, and carries out maintenance by maintenance process and upload maintenance process, and owner end can be with real time inspection in the process
Every operating condition data of central air conditioner main machine group and the process of maintenance task.
3, using the central air-conditioning cloud monitoring system, if it is packet services, proprietor can be in time according to potential faults
Potential faults existing for central air conditioner main machine group are learnt in alarm, and prior notice maintenance company carries out hidden failure reparation, are reduced more
Change part and maintenance cost.Big packet business maintenance company can also alarm according to potential faults and learn that central air conditioner main machine group exists
Potential faults, carry out hidden failure reparation in advance, reduce replacement accessory and maintenance cost, additionally, due to using Cloud Server and
Two sets of servers of local management server, maintenance company can reduce maintenance staff.
Detailed description of the invention
Fig. 1 is the functional block diagram of central air-conditioning cloud monitoring system of the present invention.
Fig. 2 is the functional block diagram at maintenance center of the present invention.
Fig. 3 is theory structure schematic diagram of the present invention into/return water temperature capturing module.
In figure: 1- central air conditioner main machine group；2- circulation line；3- end air flow device；4- warm area temperature collecting module；5-
First temperature probe；6- acquisition unit；The first communication unit of 7-；8- control unit；9- second temperature probe；10- resistance simulation
Device；The second communication unit of 11-.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include one or more of the features.In the description of the present invention,
The meaning of " plurality " is two or more, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
As shown in Figure 1 to Figure 3, the present embodiment provides a kind of central air-conditioning cloud monitoring systems, including owner end, cloud service
Device, local management server, operation monitoring module, analysis module, maintenance center and several central air conditioner main machine groups 1, each
Central air conditioner main machine group 1 is all connected with an operation monitoring module, and operation monitoring module includes into/return water temperature capturing module, extremely
A few warm area temperature collecting module 4 and floor data acquisition module.
Central air conditioner main machine group 1 is the prior art, including portions such as connected refrigerating water pump, cooling pump, cooling tower, refrigeration host computers
Part.For each central air conditioner main machine group, central air conditioner main machine group 1 connects a circulation line 2, and circulation line 2 passes through multiple
Warm area, the circulation line 2 in each warm area are equipped with end air flow device 3.When central air-conditioning freezes, refrigerant is in each temperature
Enter the cooling of central air conditioner main machine group 1 after carrying out heat exchange in area, is then again introduced into warm area circulation.Into/return water temperature capturing
Module is used to detect the return water temperature of chilled water in the central air conditioner main machine group, and warm area temperature collecting module 4 is set to each warm area
It is interior, warm area temperature is equipped with for detecting.
Local management server is communicated to connect with Cloud Server, operation monitoring module and central air conditioner main machine group 1 respectively；Cloud
Server is communicated to connect with analysis module, maintenance center and owner end respectively.
The control method of above-mentioned central air-conditioning cloud monitoring system are as follows: operation monitoring module acquires central air conditioner main machine in real time
Every operating condition operation data of group 1；Monitoring module data collected will be run, central air conditioner main machine group routine work shape is formed
The central air-conditioning floor data library of state, analysis module pass through the every operating condition operation data acquired in real time and judge corresponding central hollow
Adjust host groups 1 whether abnormal；Maintenance task is provided by maintenance center, maintenance company or maintenance staff take over business and tie up
It protects.Owner end can be with every operating condition operation data of real time inspection central air conditioner main machine group and maintenance task in the process
Process.
Floor data acquisition module is used to acquire the floor data that central air-conditioning producer permits output.
As shown in figure 3, into/return water temperature capturing module include the in the circulation line 2 of central air conditioner main machine group 1
One temp probe 5 and the second temperature probe 9 on 2 outer wall of circulation line, first temperature probe 5 are successively electrically connected acquisition
Unit 6 and the first communication unit 7, second temperature probe 9 are electrically connected control unit 8, and center is electrically connected in control unit 8
Air-conditioner host group 1, resistance simulation device 10 and the second communication unit 11, resistance simulation device 10 are connected or simultaneously with second temperature probe 9
Connection, the first communication unit 7 and the communication connection of the second communication unit 11.
First temperature probe 5 and second temperature probe 9 should be arranged close to, i.e. first temperature probe 5 and second temperature probe 9
Can be located at the backwater section that is connected with central air conditioner main machine group 1 of circulation line 2 simultaneously, or simultaneously positioned at circulation line 2 and
At the connected water exit end of central air conditioner main machine group 1.
Acquisition unit 6 is resistance measuring device, such as can transmit the multimeter of acquisition resistance value, and acquisition unit 6 is used for
The resistance value of first temperature probe 5 is acquired, can not be measured directly if being by the access central air-conditioning of first temperature probe 5, because
This acquires the resistance value of first temperature probe 5 by acquisition unit 6, and collected resistance value is transmitted by the first communication unit 7
To control unit 8.
First communication unit 7 and the second communication unit 11 are wireless communication unit, such as USB turns 485 communication modules, can
To realize long range radio transmissions.Certainly, wire communication unit can also be used in the first communication unit 7 and the second communication unit 11, real
Existing wire transmission.
Control unit 8 is commercially available single-chip microcontroller.Resistance simulation device 10 is electric resistance array or electronic potentiometer, in the present embodiment
In, resistance simulation device 10 uses electric resistance array.
Control unit 8 receives the collected first temperature probe 5 of first temperature probe 5 that the transmission of the first communication unit 7 comes
Resistance value A, the current phasing meter of resistance value A can find and converse the real time temperature in circulation line 2, second temperature probe
9 detections are real time temperatures in the real time temperature and circulation line 2 of 2 outer wall of circulation line there are certain time-delay and error, the
The resistance value B of two temp probes 9 is transmitted directly to control unit 8.
Control unit 8 obtains difference by comparison resistance value A and resistance value B, is then connected by resistance simulation device 10
To resistance value C, the size of resistance value C is identical as resistance value A (it is identical to be equal to temperature), then transmits the signal of resistance value C
To central air conditioner main machine group 1, so that the resistance value signal that central air conditioner main machine group 1 obtains is timely and accurate (original mode
For estimated value).
It should be noted that resistance simulation device 10 is connected with second temperature probe 9, central air-conditioning when central air-conditioning freezes
When heating, resistance simulation device 10 is in parallel with second temperature probe 9.
It should be noted that since the temperature that first temperature probe 5 acquires is nonlinear change, if only leaning on resistive mode
Quasi- device 10 is can not simulate corresponding resistance value C, it is therefore desirable to the participation of second temperature probe 9.
Warm area temperature collecting module 4 can use temp probe.Warm area temperature collecting module 4 electrically connects with control unit 8
It connects.Running monitoring module further includes outdoor temperature acquisition module and outside humidity acquisition module.Outdoor temperature acquisition module is used for
Outdoor temperature is detected, outside humidity acquisition module is for detecting outside humidity, outdoor temperature acquisition module and outside humidity acquisition
Module is electrically connected with control unit 8.Electric connection said herein can be wired connection, or be wirelessly connected.
The principle for running monitoring module is as follows:
By taking refrigerating state as an example, warm area temperature sets 27 degree, and return water controlling temperature sets 12 degree, 2 degree of Intermediate Gray, i.e., 14 degree
Central air conditioner main machine group is loaded onto fully loaded, and 10 degree of central air conditioner main machine group off-loads are to standby, and when warm area has reached setting temperature
When spending 27, since return water temperature is also in (18 degree) above threshold values, host drops to threshold values from 18 degree still in high load condition
12 degree of temperature, the process for needing a temperature gradually to successively decrease, this process there is the waste to cold (heat) storage level.Do not changing
In the case where the temperature pleasant degree of temperature-varying zone, control unit 8 controls resistance simulation device 10 and second temperature probe 9 forms a simulation
Temperature (resistance value) signal, central air conditioner main machine group can enter in advance off-load state according to this temperature signal, cold to reach reduction
The waste of (heat) storage level.
In another example, host warm area set temperature is 27 degree, and at first 30 minutes, warm area temperature reached setting
Temperature, and since return water gate valve value is higher than 12 degree, host dissipative load is still in high load condition, until second 30 minutes
For off-load to standby mode, this there is the waste of cold (heat) storage level for 30 minutes.Do not changing the case where warm area temperature pleasant is spent
Under, control unit 8 controls resistance simulation device 10 and second temperature probe 9 forms analog temperature (resistance value) signal, center
Air-conditioner host group can enter in advance off-load state according to this temperature signal, reduce cold (heat) storage level in 30 minutes at second
Waste.
By real time temperature outside outdoor temperature acquisition module collection room, such as: when outdoor rainfall, temperature is reduced to 29 degree, and
Indoor set temperature is 27 degree, and host goes out 9 degree of water management, and host controls resistance simulation device also in higher load, control unit 8
10 and second temperature probe 9 formed analog temperature (resistance value) signal, optimization, improve central air conditioner main machine group Load-unload
Condition makes central air conditioner main machine group carry out rationally returning unloading, and then reduces the waste of cold (heat) storage level.Electricity can be saved every year
Take 10% or more.
Analysis module includes running state analysis unit and data analysis unit.Running state analysis unit is based primarily upon fortune
The data feedback of row monitoring module can analyze, comparison is found central air conditioner main machine group incipient fault early warning by data
Central air conditioner main machine group and end working condition are abnormal, carry out hidden trouble alarm, play to the incipient fault of central air conditioner main machine group
Early warning, reduces central air conditioner main machine group and end fault further deteriorates.It is transmitted by the information of Cloud Server, into maintenance
The heart provides maintenance task, and maintenance staff carry out maintenance management in advance, is expanding central air conditioner main machine incipient fault not, to reach
Save maintenance cost.
Specifically, after maintenance company or the qualified maintenance staff's order of tool central air-conditioning dimension can be carried out nearby for owner
Shield, create more jobs and take in for maintenance staff, for maintenance company do not have to again it is single for some owner's unit into
Row maintenance negotiation, directly accepts business from maintenance centre, so that personnel cost is reduced, Business Cost.
Data analysis unit is by the crawl of big data it can be seen that in the sampling unit of the multiple phase same industries in one, road city
The service condition of air-conditioner host group is entreated, such as: hotel industry can calculate visitor by the use cooling capacity of identical central air conditioner main machine group
Family flow further calculates objective single amount, to learn the management state in hotel, for another example: large-scale store, identical region, can be because
For the cooling capacity service condition for being mostly reacted directly into central air conditioner main machine group with widow of the volume of the flow of passengers.It is possible thereby to infer current city
Economy distribution, has reference function for a urban planning, management and investor.
Central air-conditioning cloud monitoring system further includes the third-party monitoring server with Cloud Server communication connection, third party's prison
The analysis of the available data analysis unit of pipe server is as a result, can not only directly obtain a city or regional economy distribution
Situation, and for the advisory opinion of economic investment, central air conditioner main machine group can also be managed concentratedly and improve user's comfort level,
It is improved service quality according to warm area temperature change.
Maintenance center includes sequentially connected maintenance demand module, maintenance schedule module, maintenance scheduler module.Central air-conditioning
Cloud monitoring system further includes device manufacturer's server with the communication connection of the maintenance schedule module at maintenance center.Qualified dimension
Guarantor company and maintenance staff register first at maintenance center, and maintenance demand module is for issuing maintenance task, and docking
Maintenance company and maintenance staff.After registered maintenance company or maintenance staff pass through the module order of maintenance demand, maintenance plan
Module generates procurement plan, and maintenance schedule module is directly docked with device manufacturer's server, and manufacturer can directly pass through
Device manufacturer's server provides the product or accessory of high-quality certified products to owner, for producer, directly facing terminal user
Overstocked commodities and accessory are reduced, to be higher than wholesale price, accessory is sold lower than market sale price, expands market sales volume.It is right
For owner, accessory or complete machine are directly bought, is cut down the number of intermediate links, reduced purchase cost, avoid buying fake products.Maintenance process
Module for returning the progress of work and performance stage by stage.
Owner remotely accesses Cloud Server by owner end, can check the whole work process at maintenance center at any time.Dimension
The working condition for understanding central air conditioner main machine group can be observed in time by local management server by protecting staff, be analyzed
Judgement can also remotely understand the working condition of central air conditioner main machine group in time by Cloud Server.Maintenance staff passes through
Both the above mode directly carries out the observation of central air conditioner main machine group situation, and a maintenance staff can safeguard more families simultaneously
Unit will arrive field observation relative to traditional maintenance staff, and maintenance greatly improves work efficiency.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are each under the inspiration of the present invention
The product of kind form.Above-mentioned specific embodiment should not be understood the limitation of pairs of protection scope of the present invention, protection of the invention
Range should be subject to be defined in claims, and specification can be used for interpreting the claims.
Claims (10)
1. a kind of central air-conditioning cloud monitoring system, it is characterised in that: including owner end, Cloud Server, local management server, fortune
Row monitoring module, analysis module, maintenance center and several central air conditioner main machine groups (1)；
Each central air conditioner main machine group (1) is all connected with an operation monitoring module, and operation monitoring module includes adopting into/return water temperature
Collect module and at least one warm area temperature collecting module (4)；
Local management server is communicated to connect with Cloud Server, operation monitoring module and central air conditioner main machine group (1) respectively；
Cloud Server is communicated to connect with analysis module, maintenance center and owner end respectively.
2. central air-conditioning cloud monitoring system according to claim 1, it is characterised in that: described into/return water temperature capturing mould
Block includes the first temperature probe (5) in the circulation line (2) of central air conditioner main machine group (1) and is set to circulation line (2)
Second temperature probe (9) on outer wall, first temperature probe (5) are successively electrically connected acquisition unit (6) and the first communication unit
(7), second temperature probe (9) is electrically connected control unit (8), and central air conditioner main machine group is electrically connected in control unit (8)
(1), resistance simulation device (10) and the second communication unit (11), resistance simulation device (10) are connected or simultaneously with second temperature probe (9)
Connection, the first communication unit (7) and the second communication unit (11) communication connection.
3. central air-conditioning cloud monitoring system according to claim 2, it is characterised in that: the resistance simulation device (10) is electricity
Hinder array or electronic potentiometer.
4. central air-conditioning cloud monitoring system according to claim 1 to 3, it is characterised in that: the maintenance center includes
Sequentially connected maintenance demand module, maintenance schedule module, maintenance scheduler module.
5. central air-conditioning cloud monitoring system according to claim 1 to 3, it is characterised in that: the analysis module includes
Running state analysis unit and data analysis unit.
6. central air-conditioning cloud monitoring system according to claim 1 to 3, it is characterised in that: the central air-conditioning cloud prison
Control system further includes the device manufacturer's server connecting with maintenance center to center communications.
7. central air-conditioning cloud monitoring system according to claim 1 to 3, it is characterised in that: the central air-conditioning cloud prison
Control system further includes the third-party monitoring server with Cloud Server communication connection.
8. central air-conditioning cloud monitoring system according to claim 1 to 3, it is characterised in that: the operation monitoring module
It further include outdoor temperature acquisition module and/or outside humidity acquisition module.
9. a kind of control method of central air-conditioning cloud monitoring system a method as claimed in any one of claims 1-8, it is characterised in that:
Operation monitoring module acquires every operating condition operation data of central air conditioner main machine group (1) in real time；
Monitoring module data collected will be run, the central air-conditioning operating condition number of central air conditioner main machine group routine work state is formed
According to library, analysis module passes through the every operating condition operation data acquired in real time judges whether corresponding central air conditioner main machine group (1) is different
Often；
Maintenance task is provided by maintenance center, maintenance company or maintenance staff take over business and carry out maintenance.
10. control method according to claim 9, it is characterised in that: the owner end can be with real time inspection central air-conditioning
Every operating condition operation data of host groups and the process of maintenance task.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418722.3A CN109579224A (en) | 2018-11-26 | 2018-11-26 | A kind of central air-conditioning cloud monitoring system and its control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811418722.3A CN109579224A (en) | 2018-11-26 | 2018-11-26 | A kind of central air-conditioning cloud monitoring system and its control method |
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| CN109579224A true CN109579224A (en) | 2019-04-05 |
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ID=65924634
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| CN201811418722.3A Pending CN109579224A (en) | 2018-11-26 | 2018-11-26 | A kind of central air-conditioning cloud monitoring system and its control method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN116579762A (en) * | 2023-04-14 | 2023-08-11 | 广州林旺空调工程有限公司 | Intelligent operation and maintenance platform for cooling tower |
| CN116579762B (en) * | 2023-04-14 | 2023-10-20 | 广州林旺空调工程有限公司 | Intelligent operation and maintenance platform for cooling tower |
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