CN108844191A - A kind of wide warm air-conditioner control system - Google Patents
A kind of wide warm air-conditioner control system Download PDFInfo
- Publication number
- CN108844191A CN108844191A CN201810869914.XA CN201810869914A CN108844191A CN 108844191 A CN108844191 A CN 108844191A CN 201810869914 A CN201810869914 A CN 201810869914A CN 108844191 A CN108844191 A CN 108844191A
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- Prior art keywords
- air
- signal
- temperature sensor
- controller
- conditioning
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Classifications
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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
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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
- F24F11/32—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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
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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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of wide warm air-conditioner control systems, it include controller, operate display, remote computer, signal detection and electric execution unit, the input terminal of controller respectively with operation display, remote computer and the connection of the output end of signal detection, the output end of institute's controller and the input terminal of electric execution unit connect, it can be carried out data communication between operation display and remote computer and controller, signal detection includes return air temperature sensor, environment temperature sensor, acquisition point temperature sensor and warning circuit, electric execution unit includes the control motor of return air door, the control motor of new air door, the control motor of exhaust door, evaporation fan, compressor and condensation fan.Of the invention control system control air conditioner ventilation, air-cooled, refrigeration and heating, solve the problems, such as that external environment temperature is very low and heat dependence air-conditioning that when equipment works generates is evacuated in time.
Description
Technical field
The present invention relates to air-conditioner control system field, specifically a kind of wide warm air-conditioner control system.
Background technique
With the needs that modern technologies develop, requirements at the higher level are proposed to the purposes of air-conditioning equipment, air-conditioning is not required nothing more than and sets
It is standby to freeze when ambient temperature is high, when also requiring ambient temperature very low or even subzero temperature, the equipment such as radar, laser machine
The heat generated when work can still rely on air-conditioning equipment and evacuate in time, otherwise accumulation of heat will lead to this kind of equipment cannot be just
Often work, it is serious or even burn.
Under normal circumstances, when ambient temperature is greater than 15 DEG C, air-conditioning equipment uses compressor refrigeration, in external environment
At 5~15 DEG C of temperature, when solving the problems, such as cryogenic refrigeration using evaporator Defrost method when evaporator large area frosting, air-conditioning is set
It is standby to use compressor refrigeration reluctantly, but when ambient temperature is lower than 5 DEG C, the surface frosting of one side evaporator is tight
Weight, air outlet air quantity becomes smaller, and refrigeration effect is deteriorated, and another aspect refrigeration system pressure difference is difficult to establish, and compressor is easily by low temperature, low
The refrigerant liquid hazards of pressure, to solve that ambient temperature is very low and the heat that generates must also rely on when cooling down equipment work
The problem of air-conditioning equipment is evacuated in time, wide temperature air-conditioning come into being, and reasonable, reliable, intelligence control system is especially heavy
It wants.
Summary of the invention
The object of the present invention is to provide a kind of wide warm air-conditioner control systems, to realize wide warm air-conditioning in any environment temperature
Under, the heat generated when the work of the equipment such as radar, laser machine can be evacuated in time, and solution external environment temperature is very low and equipment works
When the heat that generates rely on the problem of air-conditioning is evacuated in time.
In order to achieve the above object, the technical scheme adopted by the invention is as follows：
A kind of wide warm air-conditioner control system, it is characterised in that：Including controller, operation display, remote computer, setting
In the signal detecting part and electric execution unit of wide warm air-conditioning, the communication terminal of the controller respectively with operation display, remote
The signal input part signal of journey computer bidirectional communication connection, signal detecting part and controller connects, electric execution unit with
The signal output end signal of controller connects.
A kind of wide warm air-conditioner control system, it is characterised in that：The signal detecting part includes being arranged in air-conditioning
The return air temperature sensor of return air inlet, is arranged outside air-conditioning the environment temperature sensor that external environment locating for air-conditioning is arranged in
The acquisition point temperature sensor and warning circuit of each collection point, return air temperature sensor, environment temperature sensor, collection point
Temperature sensor, warning circuit signal output end connect respectively with the signal input part of controller.
A kind of wide warm air-conditioner control system, it is characterised in that：The warning circuit includes that power supply is alarmed against phase shortage
The warning circuits such as circuit, system pressure abnormity alarm circuit, execution unit overload.Warning circuit signal is switching signal, each to report
Alert circuit exports closure signal in normal state, cut-off signal is exported under abnormality, the signal input part of controller is adopted
Normal work when collecting each warning circuit closure signal, air-conditioning closes automatically when collecting power supply against phase shortage warning circuit cut-off signal
Machine, compressor is out of service when collecting system pressure abnormity alarm circuit cut-off signal, collects execution unit overload-alarm
Load fault shuts down when circuit cut-off signal.
A kind of wide warm air-conditioner control system, it is characterised in that：The electric execution unit includes air-conditioning return air door
Control motor, new air door control motor, exhaust door control motor and evaporation fan, compressor, condensation fan, control
The signal output end of device processed is connect with each control motor, evaporation fan, compressor and condensation fan signal respectively.
In the present invention, return air temperature sensor detects A/C evaporator return air inlet temperature, and controller is passed according to return air temperature
The difference of sensor detected value and the target temperature of operation display setting automatically controls air-conditioning return air door, new air door, exhaust door
It closes and opens, and automatically control evaporation fan, compressor and condensation fan start and stop and work.
Environment temperature sensor detects environment temperature locating for air-conditioning, and control system automatically confirms that air-conditioning according to environment temperature
Working condition.
For clearer expression control system logic, described using control function abridged table as shown in table 1：
1 control function abridged table of table
In table 1, T1：Return air temperature, T0：Set temperature, T2：Environment temperature.
Environment temperature sensor detect air-conditioning locating for environment temperature, when environment temperature within the scope of 5 DEG C~15 DEG C air-conditioning
When refrigeration, to improve low temperature environment air conditioner refrigerating efficiency, control system automatically controls evaporator defrost, air-conditioning continuous cooling
60min, indoor fan stop working 1.5min, and then indoor fan is resumed work again, is circuited sequentially.
Acquisition point temperature sensor detects the temperature of the Supervisions measuring points such as radar, laser machine, is shown in operation display interface
Or in remote computer operation display, facilitate monitoring.
Controller controls the start and stop of each electric execution unit, and in heating or ventilation, new air door, exhaust door are closed, return air
Door is opened, and evaporation fan work, compressor and condensation fan do not work；When air-cooled, new air door, exhaust door are opened, return air door
It closes, evaporation fan work, compressor and condensation fan do not work；In refrigeration, new air door, exhaust door are closed, and return air door is opened
It opens, evaporation fan, compressor and condensation fan work.
Warning circuit includes power supply against warning circuits such as phase shortage, abnormal, the execution unit overloads of system pressure.
The beneficial effects of the present invention are embodied in：
1. a control system control air-conditioning realizes wide temperature refrigeration, effective solution ambient temperature is very low or even subzero temperature
When, the problem of heat that generates is evacuated in time when the equipment such as radar, laser machine work.
2. control system automatically controls evaporator defrost, air conditioner low temperature environment refrigerating efficiency is improved.
3. control system carries out door opening, closing and mutual lock control, intelligent and safe automatically according to ambient temperature
Reliably.
4. control system is applied widely, the cold air in atmospheric environment is made full use of, energy conservation and environmental protection is easily achieved,
It can be widely applied to the air-conditioning equipment that low temperature environment still needs to refrigeration.
Detailed description of the invention
Fig. 1 is control principle block diagram of the present invention
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
As shown in Figure 1, a kind of wide warm air-conditioner control system, including controller 1, operation display 2, remote computer 3, set
Be placed in the signal detection 4 and electric execution unit 5 of wide temperature air-conditioning, the communication terminal of controller 1 respectively with operation display 2, long-range
The connection of 3 both-way communication of computer, signal detecting part 4 are connect with the signal input part signal of controller 1, electric execution unit 5
It is connect with the signal output end signal of controller 1.
Signal detection 4 includes the return air temperature sensor 6 that return air inlet for air-conditioner is arranged in, setting external environment locating for air-conditioning
Environment temperature sensor 7, the acquisition point temperature sensor 8 and warning circuit 9 of each collection point outside air-conditioning are set,
The signal output end difference of return air temperature sensor 6, environment temperature sensor 7, acquisition point temperature sensor 8 and warning circuit 9
It is connect with the signal input part of controller 1.
Warning circuit 9 includes that power supply is reported against phase shortage warning circuit, system pressure abnormity alarm circuit, execution unit overload etc.
Alert circuit.Warning circuit signal is switching signal, and each warning circuit exports closure signal in normal state, under abnormality
Export cut-off signal.The normal work when signal input part of controller collects each warning circuit closure signal, collects power supply
Air-conditioning automatic shutdown when inverse phase shortage warning circuit cut-off signal, compression when collecting system pressure abnormity alarm circuit cut-off signal
Machine is out of service, and load fault shuts down when collecting execution unit overload-alarm circuit cut-off signal.
Electric execution unit 5 includes the control motor, the control motor of new air door 11, exhaust door 12 of return air door 10 in air-conditioning
Control motor and evaporation fan 13, compressor 14, condensation fan 15, the signal output end of controller 1 respectively with each control
Motor processed, evaporation fan 13, compressor 14 are connected with 15 signal of condensation fan.
Control system automatically confirms that the working condition of air-conditioning according to environment temperature, and according to return air temperature sensor detected value
The switch of air-conditioning return air door, new air door, exhaust door is automatically controlled with the difference of the target temperature of operation display interface setting, and certainly
The start and stop and work of dynamic control evaporation fan, compressor and condensation fan.
In heating or ventilation, new air door 11, exhaust door 12 are closed, and return air door 10 is opened, and evaporation fan 13 works, compression
Machine 14 and condensation fan 15 do not work；When air-cooled, new air door 11, exhaust door 12 are opened, and return air door 10 is closed, evaporation fan 13
Work, compressor 14 and condensation fan 15 do not work；In refrigeration, new air door 11, exhaust door 12 are closed, and return air door 10 is opened,
Evaporation fan 13, compressor 14 and condensation fan 15 work.
Claims (4)
1. a kind of wide warm air-conditioner control system, it is characterised in that：Including controller, operation display, remote computer, it is set to
The signal detecting part and electric execution unit of wide temperature air-conditioning, the communication terminal of the controller respectively with operation display, long-range
The signal input part signal of computer bidirectional communication connection, signal detecting part and controller connects, electric execution unit and control
The signal output end signal of device processed connects.
2. a kind of wide warm air-conditioner control system according to claim 1, it is characterised in that：The signal detecting part includes
The return air temperature sensor of return air inlet for air-conditioner, the environment temperature sensor that external environment locating for air-conditioning is arranged in, setting are set
The acquisition point temperature sensor and warning circuit, return air temperature sensor of each collection point, environment temperature pass outside air-conditioning
Sensor, acquisition point temperature sensor, warning circuit signal output end connect respectively with the signal input part of controller.
3. a kind of wide warm air-conditioner control system according to claim 2, it is characterised in that：The warning circuit includes power supply
The warning circuits such as inverse phase shortage warning circuit, system pressure abnormity alarm circuit, execution unit overload, warning circuit signal are switch
Signal, each warning circuit export closure signal in normal state, export cut-off signal under abnormality.
4. a kind of wide warm air-conditioner control system according to claim 1, it is characterised in that：The electric execution unit includes
In air-conditioning return air door control motor, new air door control motor, exhaust door control motor and evaporation fan, compressor,
Condensation fan, the signal output end of controller connect with each control motor, evaporation fan, compressor and condensation fan signal respectively
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810869914.XA CN108844191A (en) | 2018-08-02 | 2018-08-02 | A kind of wide warm air-conditioner control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810869914.XA CN108844191A (en) | 2018-08-02 | 2018-08-02 | A kind of wide warm air-conditioner control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108844191A true CN108844191A (en) | 2018-11-20 |
Family
ID=64192258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810869914.XA Pending CN108844191A (en) | 2018-08-02 | 2018-08-02 | A kind of wide warm air-conditioner control system |
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| Country | Link |
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| CN (1) | CN108844191A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303808A (en) * | 2020-10-28 | 2021-02-02 | 广东Tcl智能暖通设备有限公司 | Air conditioner control method and system and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1016545A (en) * | 1996-07-05 | 1998-01-20 | Calsonic Corp | Compressor control device of air conditioning system for vehicle |
| CN205481500U (en) * | 2016-03-25 | 2016-08-17 | 合肥天鹅制冷科技有限公司 | Utilize air door to realize cryogenic air conditioning equipment of wide temperature |
| CN107471958A (en) * | 2017-08-22 | 2017-12-15 | 合肥天鹅制冷科技有限公司 | The automatic control system of battlebus air-conditioning |
| CN207230850U (en) * | 2017-08-22 | 2018-04-13 | 合肥天鹅制冷科技有限公司 | Dual system air-conditioner control system |
-
2018
- 2018-08-02 CN CN201810869914.XA patent/CN108844191A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1016545A (en) * | 1996-07-05 | 1998-01-20 | Calsonic Corp | Compressor control device of air conditioning system for vehicle |
| CN205481500U (en) * | 2016-03-25 | 2016-08-17 | 合肥天鹅制冷科技有限公司 | Utilize air door to realize cryogenic air conditioning equipment of wide temperature |
| CN107471958A (en) * | 2017-08-22 | 2017-12-15 | 合肥天鹅制冷科技有限公司 | The automatic control system of battlebus air-conditioning |
| CN207230850U (en) * | 2017-08-22 | 2018-04-13 | 合肥天鹅制冷科技有限公司 | Dual system air-conditioner control system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303808A (en) * | 2020-10-28 | 2021-02-02 | 广东Tcl智能暖通设备有限公司 | Air conditioner control method and system and storage medium |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181120 |
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| RJ01 | Rejection of invention patent application after publication |