CN106556079A - Off-premises station, the temperature-controlled process of electric-controlled box and device - Google Patents
Off-premises station, the temperature-controlled process of electric-controlled box and device Download PDFInfo
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- CN106556079A CN106556079A CN201611059896.6A CN201611059896A CN106556079A CN 106556079 A CN106556079 A CN 106556079A CN 201611059896 A CN201611059896 A CN 201611059896A CN 106556079 A CN106556079 A CN 106556079A
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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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
-
- 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
- F24F11/62—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
-
- 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
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
-
- 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
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- 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
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/34—Heater, e.g. gas burner, electric air heater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Atmospheric Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Thermal Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of off-premises station, is applied to air-conditioning, the off-premises station includes electric-controlled box and coolant loop；The coolant loop is flowed through the inside of the electric-controlled box and is connected with the refrigerant pipe of the air-conditioning, and refrigerant pump is provided with the coolant loop, and the refrigerant pump is connected with the master control partitioned signal of the electric-controlled box.The invention also discloses the temperature-controlled process and device of a kind of electric-controlled box.The present invention can be according to the environment temperature control refrigerant pump start operation in electric-controlled box, the refrigerant of refrigerant pipe is caused to flow through coolant loop by opening refrigerant pump, and then heated for electric-controlled box by temperature higher refrigerant is flowed quickly through part of the coolant loop in electric-controlled box, avoid electric-controlled box long-play that the performance of air-conditioning is affected in the case where temperature is relatively low, improve the service life of air-conditioning.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to the temperature-controlled process and device of a kind of off-premises station, electric-controlled box.
Background technology
With the fast development of air-conditioning technical, air-conditioning plays more and more important role in daily life.
But, the electronic devices and components of the off-premises station of air-conditioning operationally have temperature limiting, and general electronic devices and components are minimum
Operating ambient temperature be -20 DEG C, if environment temperature less than electronic devices and components minimum operating temperature, can cause electronics unit device
Part unstable working condition, affects the operating characteristic of electronic devices and components, and then the performance of impact operation of air conditioner, or even super in temperature
Air-conditioning can be caused when going out the operating temperature range of electronic devices and components to quit work.For example, in Russia, south poles, plateau snow mountain
In the air-conditioning that place is installed, as the temperature in the environment residing for air-conditioning is relatively low, cause existing air-conditioning work performance relatively low, very
Extremely cannot normal work.
The content of the invention
The present invention provides a kind of off-premises station, the temperature-controlled process of electric-controlled box and device, it is intended to solve when temperature is too low
Air conditioner electronic components and parts unstable working condition and affect the performance of operation of air conditioner to even result in the out-of-work technology of air-conditioning and ask
Topic.
For achieving the above object, a kind of off-premises station that the present invention is provided, is applied to air-conditioning, and the off-premises station includes electric-controlled box
And coolant loop；The coolant loop is flowed through the inside of the electric-controlled box and is connected with the refrigerant pipe of the air-conditioning, described cold
Refrigerant pump is provided with matchmaker loop, the refrigerant pump is connected with the master control partitioned signal of the electric-controlled box.
Preferably, the electric expansion valve being connected with the master control partitioned signal, the electronics are additionally provided with the coolant loop
Expansion valve is arranged in parallel with the refrigerant pump.
Additionally, for achieving the above object, the present invention also provides a kind of temperature-controlled process of electric-controlled box, is applied to air-conditioning
Off-premises station, it is characterised in that the off-premises station is provided with coolant loop, the coolant loop flow through the inside of the electric-controlled box and
Connect with the refrigerant pipe of the air-conditioning, in the coolant loop, be provided with refrigerant pump, the temperature-controlled process of the electric-controlled box includes
Following steps：
On the off-premises station during electricity, the environment temperature in the electric-controlled box is obtained；
When the environment temperature for getting is less than the first preset temperature, the refrigerant pump start operation is controlled.
Preferably, electric expansion valve, the electric expansion valve and the refrigerant parallel connection of pumps are additionally provided with the coolant loop
Arrange, the step of control refrigerant pump start operation after, the temperature-controlled process of the electric-controlled box also includes：
In the refrigerant pump operation, the environment temperature in the electric-controlled box is obtained in real time；
When the environment temperature for getting is more than the second preset temperature, the control refrigerant pump is out of service, and controls
The compressor start operation is made, wherein, second preset temperature is more than first preset temperature；
Control the electric expansion valve to open.
Preferably, after the step of control electric expansion valve is opened, the temperature-controlled process of the electric-controlled box
Also include：
After the electric expansion valve is opened, the environment temperature in the electric-controlled box is obtained in real time；
The aperture of the electric expansion valve is adjusted based on the environment temperature for getting.
Preferably, the control refrigerant pump is out of service, and after controlling the step of the compressor start runs,
The temperature-controlled process of the electric-controlled box also includes：
Obtain the corresponding indoor environment temperature of the off-premises station；
When the indoor environment temperature reaches the design temperature of the air-conditioning, the refrigerant pump start operation is controlled, and
Control the compressor out of service.
Additionally, for achieving the above object, the present invention also provides a kind of temperature control equipment of electric-controlled box, is applied to air-conditioning
Off-premises station, the off-premises station are provided with coolant loop, the coolant loop flow through the inside of the electric-controlled box and with the air-conditioning
Refrigerant pipe is connected, and refrigerant pump is provided with the coolant loop, and the temperature control equipment of the electric-controlled box includes：
First acquisition module, obtains the environment temperature in the electric-controlled box on the off-premises station during electricity；
First control module, for when the environment temperature for getting is less than the first preset temperature, controlling described cold
The start operation of matchmaker's pump.
Preferably, electric expansion valve, the electric expansion valve and the refrigerant parallel connection of pumps are additionally provided with the coolant loop
Arrange, the temperature control equipment of the electric-controlled box also includes：
Second acquisition module, in the refrigerant pump operation, obtaining the environment temperature in the electric-controlled box in real time；
Second control module, for when the environment temperature for getting is more than the second preset temperature, controlling described cold
Matchmaker's pump is out of service, and controls the compressor start operation, wherein, second preset temperature is more than the described first default temperature
Degree；
3rd control module, opens for controlling the electric expansion valve.
Preferably, the temperature control equipment of the electric-controlled box also includes：
3rd acquisition module, for, after the electric expansion valve is opened, obtaining the environment temperature in the electric-controlled box in real time
Degree；
Adjusting module, for the aperture for adjusting the electric expansion valve based on the environment temperature for getting.
Preferably, the temperature control equipment of the electric-controlled box also includes：
4th acquisition module, for obtaining the corresponding indoor environment temperature of the off-premises station；
4th control module, for reaching in the indoor environment temperature during design temperature of the air-conditioning, control is described
Refrigerant pump start operation, and it is out of service to control the compressor.
The present invention by off-premises station arrange coolant loop, make coolant loop flow through the electric-controlled box 2 inside and with institute
The refrigerant pipe connection of air-conditioning is stated, the refrigerant pump being connected with the master control partitioned signal of the electric-controlled box, Jin Erneng in coolant loop, is provided with
Enough environment temperature control refrigerant pump start operations according in electric-controlled box, cause the refrigerant of refrigerant pipe to flow through by opening refrigerant pump
Coolant loop, and then added for electric-controlled box positioned at the part in electric-controlled box by temperature higher refrigerant is flowed quickly through coolant loop
Heat, it is to avoid electric-controlled box long-play affects the performance of air-conditioning in the case where temperature is relatively low, improves the use longevity of air-conditioning
Life.
Description of the drawings
Fig. 1 is the structural representation of off-premises station in the present invention；
Fig. 2 is the schematic flow sheet of the temperature-controlled process first embodiment of electric-controlled box of the present invention；
Fig. 3 is the schematic flow sheet of the temperature-controlled process second embodiment of electric-controlled box of the present invention；
Fig. 4 is the schematic flow sheet of the temperature-controlled process 3rd embodiment of electric-controlled box of the present invention；
Fig. 5 is the schematic flow sheet of the temperature-controlled process fourth embodiment of electric-controlled box of the present invention；
Fig. 6 is the high-level schematic functional block diagram of the temperature control equipment first embodiment of electric-controlled box of the present invention；
Fig. 7 is the high-level schematic functional block diagram of the temperature control equipment second embodiment of electric-controlled box of the present invention；
Fig. 8 is the high-level schematic functional block diagram of the temperature control equipment 3rd embodiment of electric-controlled box of the present invention；
Fig. 9 is the high-level schematic functional block diagram of the temperature control equipment fourth embodiment of electric-controlled box of the present invention.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 1 | Coolant loop | 2 | Electric-controlled box |
| 3 | Refrigerant pipe | 4 | Refrigerant pump |
| 5 | Electric expansion valve | 6 | Compressor |
| 7 | Off-premises station | 8 | Indoor set |
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
The present invention provides a kind of off-premises station, and with reference to Fig. 1, Fig. 1 is the structural representation of off-premises station of the present invention.
In the present embodiment, the off-premises station 7 is applied to air-conditioning, and the off-premises station 7 includes electric-controlled box 2 and coolant loop 1；
The coolant loop 1 is flowed through the inside of the electric-controlled box 2 and is connected with the refrigerant pipe 3 of the air-conditioning, is set in the coolant loop
There is refrigerant pump 4, the refrigerant pump 4 is connected with the master control partitioned signal of the electric-controlled box 2.
Wherein, refrigerant pump 4 can be arranged in electric-controlled box 2, i.e. refrigerant pump 4 is arranged at coolant loop 1 in electric-controlled box 2
In the part in portion, or outside refrigerant pump 4 is arranged at electric-controlled box 2, i.e. refrigerant pump 4 be arranged at coolant loop 1 positioned at electric-controlled box 2 it
In outer part, the coolant loop 1 includes some refrigerant pipes.The refrigerant pipe 3 of air-conditioning is connected with compressor 6 and indoor set 8, with
The heat exchange of off-premises station 7 and indoor environment is realized, the temperature of indoor environment is adjusted.The refrigerant pipe 3 of the air-conditioning is referred in air-conditioning
In system, the pipeline for connecting the main refrigerant parts such as heat exchanger, valve, compressor 6 that cold-producing medium is flowed through.
In the present embodiment, temperature sensor is provided with electric-controlled box 2, the temperature sensor is used to detect the ring in electric-controlled box
Border temperature.On off-premises station 7 during electricity, electric-controlled box 2 is simultaneously upper electric, and the master control borad of electric-controlled box 2 obtains the temperature sensor and detects
Electric-controlled box 2 in environment temperature, the environment temperature be less than the first preset temperature when, master control borad control refrigerant pump 4 start fortune
OK, so that the refrigerant of refrigerant pipe 3 flows through coolant loop 1, refrigerant pipe of the coolant loop 1 in electric-controlled box 2 is flowed through by refrigerant
3 so that the refrigerant that the temperature of indoor set 8 is higher flows quickly through refrigerant pipe 3 of the coolant loop 1 in electric-controlled box 2, and then is electricity
Control box 2 is heated, wherein, when the temperature of electric-controlled box 2 is relatively low, when such as less than 20 DEG C, corresponding indoor environment is due to closure
Preferably, heating installation heating etc. so that temperature of the temperature of the refrigerant of 8 refrigerant pipe 3 of indoor set far above electric-controlled box 2, therefore, can adopt
Aforesaid way is heated for electric-controlled box 2.
Wherein, the first preset temperature be off-premises station 7 each electronic devices and components can normal work when minimum temperature, i.e.,
According to off-premises station 7, each electronic devices and components is reasonably arranged first preset temperature.
It is emphasized that to improve using the elevated efficiency of temperature and speed, electric-controlled box in electric-controlled box 2 during refrigerant heating
2 box body outer wall and inboard wall of cartridge are provided with insulation material, reduce the loss of heat in electric-controlled box 2, it is preferred that the electric-controlled box 2 is
Sealing electric-controlled box 2.
Further, in one embodiment, with reference to Fig. 1, in the coolant loop, 1 is additionally provided with and is connected with the master control partitioned signal
Electric expansion valve 5, the electric expansion valve 5 is arranged in parallel with the refrigerant pump 4.
In the present embodiment, compressor 6 start operation after, the refrigerant in air conditioning refrigerant pipe 3 in constant flow, with reality
Existing indoor environment and the temperature exchange of outdoor environment, improve the environment temperature in electric-controlled box 2.Temperature in electric-controlled box rises to energy
When enough ensureing that compressor normally runs, master control borad controls the compressor start operation, while to avoid the environment in electric-controlled box 2
Temperature is too high, it is desirable to reduce flow through the flow and flow velocity of the refrigerant of coolant loop 1, and master control borad controls the refrigerant pump 4 and stops fortune
Electric expansion valve 5 is gone and opens, so that the flow and flow velocity of the refrigerant of coolant loop 1 are flowed through by the control of electric expansion valve 5, so that
Electric-controlled box 2 maintains current temperature, or the temperature of electric-controlled box 2 is maintained within the scope of reasonable temperature, enables electric-controlled box 2
Steady operation, so avoid electric-controlled box 2 operate in temperature it is relatively low in the case of and affect air-conditioning performance, improve making for air-conditioning
Use the life-span.It is easy to understand, by, compared with using refrigerant pump 4, flowing through the cold of coolant loop 1 using the control of electric expansion valve 5
The flow and flow velocity of matchmaker can reduce the flow of the refrigerant for flowing through coolant loop 1, and then can improve indoor environment temperature regulation
Speed, improve air-conditioning performance.
The present embodiment proposes off-premises station, by arranging coolant loop 1 in off-premises station 7, flows through coolant loop 1 described automatically controlled
The inside of box 2 is simultaneously connected with the refrigerant pipe 3 of the air-conditioning, and the master control partitioned signal company with the electric-controlled box 2 is provided with coolant loop
The refrigerant pump 4 for connecing, and then the start operation of refrigerant pump 4 can be controlled according to the environment temperature in electric-controlled box 2, by opening refrigerant pump
4 cause the refrigerant of refrigerant pipe 3 to flow through coolant loop 1, and then are located at by temperature higher refrigerant is flowed quickly through coolant loop 1
Heat for electric-controlled box 2 part in electric-controlled box 2, it is to avoid 2 long-play of electric-controlled box affects sky in the case where temperature is relatively low
The performance of tune, improves the service life of air-conditioning.
The present invention provides a kind of temperature-controlled process of electric-controlled box.With reference to Fig. 2, Fig. 2 is the temperature control of electric-controlled box of the present invention
The schematic flow sheet of method first embodiment processed.
In the present embodiment, the temperature-controlled process of the electric-controlled box is applied to the off-premises station 7 of air-conditioning, as shown in figure 1, described
Off-premises station 7 is provided with coolant loop 1, and the coolant loop 1 flows through the inside of the electric-controlled box 2 refrigerant pipe 3 with the air-conditioning
Connection, is provided with refrigerant pump 4 in the coolant loop 1.
Wherein, refrigerant pump 4 can be arranged in electric-controlled box 2, i.e. refrigerant pump 4 is arranged at coolant loop 1 in electric-controlled box 2
In the part in portion, or outside refrigerant pump 4 is arranged at electric-controlled box 2, i.e. refrigerant pump 4 be arranged at coolant loop 1 positioned at electric-controlled box 2 it
In outer part, the coolant loop 1 includes some refrigerant pipes.The refrigerant pipe 3 of air-conditioning is connected with compressor 6 and indoor set 8, with
The heat exchange of off-premises station 7 and indoor environment is realized, the temperature of indoor environment is adjusted.The refrigerant pipe 3 of the air-conditioning is referred in air-conditioning
In system, the pipeline for connecting the main refrigerant parts such as heat exchanger, valve, compressor 6 that cold-producing medium is flowed through.
The temperature-controlled process of the electric-controlled box includes：
Step S10, on the off-premises station during electricity, obtains the environment temperature in the electric-controlled box；
In the present embodiment, temperature sensor is provided with electric-controlled box 2, on off-premises station 7 during electricity, electric-controlled box 2 is simultaneously upper electric,
The master control borad of electric-controlled box 2 obtains the environment temperature in the electric-controlled box 2 that the temperature sensor is detected.
Step S20, when the environment temperature for getting is less than the first preset temperature, controls the refrigerant pump start fortune
OK.
Wherein, the first preset temperature be off-premises station 7 each electronic devices and components can normal work when minimum temperature, i.e.,
According to off-premises station 7, each electronic devices and components is reasonably arranged first preset temperature.
Generally, when the environment temperature in the electric-controlled box 2 is relatively low, if directly opening compressor 6, it is likely to result in room
The unstable working condition of each electronic devices and components of outer machine 7, affects the operating characteristic of each electronic devices and components, and then affects empty
The performance and service life of tune.
In the present embodiment, when the environment temperature for getting is less than the first preset temperature, control refrigerant pump 4 is started shooting
Operation, so that the refrigerant of refrigerant pipe 3 flows through coolant loop 1, flows through refrigerant of the coolant loop 1 in electric-controlled box 2 by refrigerant
Pipe 3 so that the refrigerant that the temperature of indoor set 8 is higher flows quickly through refrigerant pipe 3, Jin Erwei of the coolant loop 1 in electric-controlled box 2
Electric-controlled box 2 is heated, wherein, when the temperature of electric-controlled box 2 is relatively low, when such as less than 20 DEG C, corresponding indoor environment is due to closing
Property preferably, heating installation heating etc. so that temperature of the temperature of the refrigerant of 8 refrigerant pipe 3 of indoor set far above electric-controlled box 2, therefore, can adopt
Heat for electric-controlled box 2 in fashion described above.
It is emphasized that to improve using the elevated efficiency of temperature and speed, electric-controlled box in electric-controlled box 2 during refrigerant heating
2 box body outer wall and inboard wall of cartridge are provided with insulation material, reduce the loss of heat in electric-controlled box 2, it is preferred that the electric-controlled box 2 is
Sealing electric-controlled box 2.
The temperature-controlled process of the electric-controlled box that the present embodiment is proposed, obtains the electricity by the off-premises station during electricity
Environment temperature in control box, then when the environment temperature for getting is less than the first preset temperature, controls the refrigerant pump
Start operation, causes the refrigerant of refrigerant pipe 3 to flow through coolant loop 1 by opening refrigerant pump 4, and then by will be temperature higher cold
Matchmaker flows quickly through coolant loop 1 and heats for electric-controlled box 2 positioned at the part in electric-controlled box 2, it is to avoid 2 long-play of electric-controlled box is in temperature
The performance of air-conditioning is affected in the case that degree is relatively low, the service life of air-conditioning is improve.
The second embodiment of the temperature-controlled process of electric-controlled box of the present invention is proposed based on first embodiment, with reference to Fig. 3, at this
In embodiment, in the coolant loop, 1 is additionally provided with the electric expansion valve 5 being connected with the master control partitioned signal, the electric expansion valve 5
It is arranged in parallel with the refrigerant pump 4.
After step S20, the temperature-controlled process of the electric-controlled box also includes：
Step S30, in the refrigerant pump operation, obtains the environment temperature in the electric-controlled box in real time；
In the present embodiment, after the unlatching of refrigerant pump 4, the refrigerant that refrigerant pump 4 causes temperature higher flows through coolant loop 1
Part in electric-controlled box 2, and then the environment temperature in electric-controlled box 2 is gradually risen, it is when refrigerant pump 4 runs, automatically controlled
The master control borad of box 2 obtains the environment temperature in the electric-controlled box 2 in real time, to determine whether current environment temperature has met compression
The condition that machine 6 is opened.
Step S40, when the environment temperature for getting is more than the second preset temperature, controls the refrigerant pump and stops fortune
OK, and compressor start operation is controlled, wherein, second preset temperature is more than first preset temperature；
Wherein, the second preset temperature refers to the temperature that compressor 6 normally can run, and the second preset temperature more than described
First preset temperature.
In the present embodiment, when the environment temperature for getting is more than the second preset temperature, master control borad control is described
Refrigerant pump 4 is out of service, and controls the start operation of the compressor 6, to adjust the corresponding indoor environment temperature of the air-conditioning.
Step S50, controls the electric expansion valve and opens.
In the present embodiment, compressor 6 start operation after, the refrigerant in air conditioning refrigerant pipe 3 in constant flow, with reality
Existing indoor environment and the temperature exchange of outdoor environment, improve the environment temperature in electric-controlled box 2.Temperature in electric-controlled box rises to energy
When enough ensureing that compressor normally runs, master control borad controls the compressor start operation, while to avoid the environment in electric-controlled box 2
Temperature is too high, it is desirable to reduce flow through the flow and flow velocity of the refrigerant of coolant loop 1, and master control borad controls the refrigerant pump 4 and stops fortune
Electric expansion valve 5 is gone and opens, the refrigerant in air conditioning refrigerant pipe 3 can be caused to continue flow through by opening electric expansion valve 5
Coolant loop 1 is located at the part in electric-controlled box 2, so that electric-controlled box 2 maintains current temperature, or ties up the temperature of electric-controlled box 2
Hold within the scope of reasonable temperature, enable 2 steady operation of electric-controlled box, and then avoid electric-controlled box 2 from operating in the relatively low feelings of temperature
The performance of air-conditioning is affected under condition, the service life of air-conditioning is improve.It is easy to understand, by, compared with using refrigerant pump 4, adopting
The flow and flow velocity that the refrigerant of coolant loop 1 is flowed through with the control of electric expansion valve 5 can reduce the refrigerant that flows through coolant loop 1
Flow, and then the speed of indoor environment temperature regulation can be improved, improve the performance of air-conditioning.
The temperature-controlled process of the electric-controlled box that the present embodiment is proposed, by the refrigerant pump operation, obtaining institute in real time
The environment temperature in electric-controlled box is stated, then when the environment temperature for getting is more than the second preset temperature, is controlled described cold
Matchmaker's pump is out of service, and controls the compressor start operation, then controls the electric expansion valve and opens, realizes automatically controlled
Control compressor 6 start when environment temperature in box 2 is more than the second preset temperature runs and opens electric expansion valve, right adjusting
The refrigerant of coolant loop 1 is flowed through during the temperature of the indoor environment answered by electronic expansion valve controls, maintains the temperature of electric-controlled box 2
Within the scope of reasonable temperature.
The 3rd embodiment of the temperature-controlled process of electric-controlled box of the present invention is proposed based on second embodiment, with reference to Fig. 4, at this
In embodiment, after step S50, the temperature-controlled process of the electric-controlled box also includes：
Step S60, after the electric expansion valve is opened, obtains the environment temperature in the electric-controlled box in real time；
In the present embodiment, after the unlatching of the electric expansion valve 5, master control borad obtains the ring in the electric-controlled box 2 in real time
Border temperature, in order to adjust the aperture of electric expansion valve 5 according to the environment temperature, and then the refrigerant of regulation flow process electric-controlled box 2
Flow and flow velocity, make in the range of the environment temperature in electric-controlled box 2 maintains and drunk.
Step S70, adjusts the aperture of the electric expansion valve based on the environment temperature for getting.
In the present embodiment, different temperature ranges can be set, the aperture of each temperature range correspondence electric expansion valve 5
Difference, the aperture of the larger electric expansion valve 5 of the relatively low temperature range correspondence of temperature value, the higher temperature range correspondence of temperature value
The aperture of less electric expansion valve 5.
In the present embodiment, when the environment temperature in electric-controlled box 2 is got, master control borad adjusts institute based on the environment temperature
The aperture of electric expansion valve 5 is stated, and then control flows through the cold medium flux and flow velocity of coolant loop 1, so that electric-controlled box 2 remains current
Temperature, or the temperature of electric-controlled box 2 is maintained within the scope of reasonable temperature, enable 2 steady operation of electric-controlled box.Specifically
Ground, being provided with different temperature ranges, and each temperature range correspondence electric expansion valve 5 aperture it is different when, if obtaining
Get the environment temperature in electric-controlled box 2, it is determined that the temperature range belonging to the environment temperature, obtain the temperature belonging to the environment temperature
The aperture of the corresponding electric expansion valve of degree scope 5, then adjusts the aperture of electric expansion valve 5 to the temperature belonging to the environment temperature
The aperture of the corresponding electric expansion valve of degree scope 5.
The temperature-controlled process of the electric-controlled box that the present embodiment is proposed, after opening in the electric expansion valve, is obtained in real time
The environment temperature in the electric-controlled box is taken, the environment temperature for being next based on getting adjusts opening for the electric expansion valve
Degree, realize according to environment temperature adjust electric expansion valve 5 aperture, and then control flow through coolant loop 1 cold medium flux and
Flow velocity, so that the environment temperature in electric-controlled box 2 is maintained within the scope of reasonable temperature, and then avoids electric-controlled box 2 again in temperature
Run in the case that degree is relatively low.
The fourth embodiment of the temperature-controlled process of electric-controlled box of the present invention is proposed based on second embodiment, with reference to Fig. 5, at this
In embodiment, after step S50, the temperature-controlled process of the electric-controlled box this include：
Step S80, obtains the corresponding indoor environment temperature of the off-premises station；
Step S90, when the indoor environment temperature reaches the design temperature of the air-conditioning, controls the refrigerant pump start
Operation, and it is out of service to control the compressor.
In the present embodiment, after the start operation of compressor 6, air-conditioning starts to adjust indoor environment temperature, and air-conditioning passes through
, by indoor heat transfer to outdoor, now, the temperature of the refrigerant in the refrigerant pipe 3 being located outside is higher for refrigerant pipe 3.Described
When indoor environment temperature reaches the design temperature of the air-conditioning, the control compressor 6 is out of service, in air conditioning refrigerant pipe 3
Refrigerant in flowing, does not if desired maintain the environment temperature in electric-controlled box 2 by refrigerant heat exchange, then needs to be again turned on refrigerant pump
4, that is, the start operation of the refrigerant pump 4 is controlled, i.e., makes the refrigerant of refrigerant pipe 3 flow through coolant loop by the power of refrigerant pump 4
1.It is easy to understand, electric expansion valve 5 can be simultaneously closed off when refrigerant pump 4 is opened.
The temperature-controlled process of the electric-controlled box that the present embodiment is proposed, by obtaining the corresponding indoor environment temperature of the off-premises station
Degree, then when the indoor environment temperature reaches the design temperature of the air-conditioning, controls the refrigerant pump start operation, and controls
Make the compressor is out of service, realize when environment temperature indoors reaches the design temperature of the air-conditioning and be again turned on refrigerant
Pump 4, makes the refrigerant of refrigerant pipe 3 flow through coolant loop 1 by the power of refrigerant pump 4, maintains the environment temperature in electric-controlled box 2
Within the scope of reasonable temperature, and then avoid the operation in the case where temperature is relatively low again of electric-controlled box 2.
The present invention further provides a kind of temperature control equipment of electric-controlled box.With reference to Fig. 6, Fig. 6 is electric-controlled box of the present invention
The high-level schematic functional block diagram of temperature control equipment first embodiment.
In the present embodiment, the temperature control equipment of the electric-controlled box is applied to the off-premises station 7 of air-conditioning, as shown in figure 1, described
Off-premises station 7 is provided with coolant loop 1, and the coolant loop 1 flows through the inside of the electric-controlled box 2 refrigerant pipe 3 with the air-conditioning
Connection, is provided with refrigerant pump 4 in the coolant loop 1.
Wherein, refrigerant pump 4 can be arranged in electric-controlled box 2, i.e. refrigerant pump 4 is arranged at coolant loop 1 in electric-controlled box 2
In the part in portion, or outside refrigerant pump 4 is arranged at electric-controlled box 2, i.e. refrigerant pump 4 be arranged at coolant loop 1 positioned at electric-controlled box 2 it
In outer part, the coolant loop 1 includes some refrigerant pipes.The refrigerant pipe 3 of air-conditioning is connected with compressor 6 and indoor set 8, with
The heat exchange of off-premises station 7 and indoor environment is realized, the temperature of indoor environment is adjusted.The refrigerant pipe 3 of the air-conditioning is referred in air-conditioning
In system, the pipeline for connecting the main refrigerant parts such as heat exchanger, valve, compressor 6 that cold-producing medium is flowed through.
The temperature control equipment of the electric-controlled box includes：
First acquisition module 10, obtains the environment temperature in the electric-controlled box on the off-premises station during electricity；
In the present embodiment, temperature sensor is provided with electric-controlled box 2, on off-premises station 7 during electricity, electric-controlled box 2 is simultaneously upper electric,
First acquisition module 10 obtains the environment temperature in the electric-controlled box 2 that the temperature sensor is detected.
First control module 20, for when the environment temperature for getting is less than the first preset temperature, control is described
Refrigerant pump start operation.
Wherein, the first preset temperature be off-premises station 7 each electronic devices and components can normal work when minimum temperature, i.e.,
According to off-premises station 7, each electronic devices and components is reasonably arranged first preset temperature.
Generally, when the environment temperature in the electric-controlled box 2 is relatively low, if directly opening compressor 6, it is likely to result in room
The unstable working condition of each electronic devices and components of outer machine 7, affects the operating characteristic of each electronic devices and components, and then affects empty
The performance and service life of tune.
In the present embodiment, when the environment temperature for getting is less than the first preset temperature, the first control module 20
The control start operation of refrigerant pump 4, so that the refrigerant of refrigerant pipe 3 flows through coolant loop 1, flows through coolant loop 1 by refrigerant and is located at
Refrigerant pipe 3 in electric-controlled box 2 so that the higher refrigerant of the temperature of indoor set 8 flows quickly through coolant loop 1 in electric-controlled box 2
Refrigerant pipe 3, and then heat for electric-controlled box 2, wherein, it is when the temperature of electric-controlled box 2 is relatively low, when such as less than 20 DEG C, corresponding
Indoor environment due to closure preferably, heating installation heating etc. so that the temperature of the refrigerant of 8 refrigerant pipe 3 of indoor set is far above electric-controlled box 2
Temperature, therefore, aforesaid way can be adopted to heat for electric-controlled box 2.
It is emphasized that to improve using the elevated efficiency of temperature and speed, electric-controlled box in electric-controlled box 2 during refrigerant heating
2 box body outer wall and inboard wall of cartridge are provided with insulation material, reduce the loss of heat in electric-controlled box 2, it is preferred that the electric-controlled box 2 is
Sealing electric-controlled box 2.
The temperature control equipment of the electric-controlled box that the present embodiment is proposed, by the off-premises station, during electricity, first obtains mould
Block 10 obtains the environment temperature in the electric-controlled box, then when the environment temperature for getting is less than the first preset temperature,
First control module 20 controls the refrigerant pump start operation, causes the refrigerant of refrigerant pipe 3 to flow through refrigerant by opening refrigerant pump 4
Loop 1, and then added for electric-controlled box 2 by temperature higher refrigerant is flowed quickly through part of the coolant loop 1 in electric-controlled box 2
Heat, it is to avoid 2 long-play of electric-controlled box affects the performance of air-conditioning in the case where temperature is relatively low, improves the use longevity of air-conditioning
Life.
The second embodiment of the temperature control equipment of electric-controlled box of the present invention is proposed based on first embodiment, with reference to Fig. 7, at this
In embodiment, in the coolant loop, 1 is additionally provided with the electric expansion valve 5 being connected with the master control partitioned signal, the electric expansion valve 5
It is arranged in parallel with the refrigerant pump 4.The temperature control equipment of electric-controlled box also includes：
Second acquisition module 30, in the refrigerant pump operation, obtaining the environment temperature in the electric-controlled box in real time；
In the present embodiment, after the unlatching of refrigerant pump 4, the refrigerant that refrigerant pump 4 causes temperature higher flows through coolant loop 1
Part in electric-controlled box 2, and then the environment temperature in electric-controlled box 2 is gradually risen, when refrigerant pump 4 runs, second
Acquisition module 30 obtains the environment temperature in the electric-controlled box 2 in real time, to determine whether current environment temperature has met compression
The condition that machine 6 is opened.
Second control module 40, for when the environment temperature for getting is more than the second preset temperature, control is described
Refrigerant pump is out of service, and controls the compressor start operation, wherein, second preset temperature is default more than described first
Temperature；
Wherein, the second preset temperature refers to the temperature that compressor 6 normally can run, and the second preset temperature more than described
First preset temperature.
In the present embodiment, when the environment temperature for getting is more than the second preset temperature, the second control module 40
Control the refrigerant pump 4 out of service, and control the start operation of the compressor 6, to adjust the corresponding indoor environment of the air-conditioning
Temperature.
3rd control module 50, opens for controlling the electric expansion valve.
In the present embodiment, compressor 6 start operation after, the refrigerant in air conditioning refrigerant pipe 3 in constant flow, with reality
Existing indoor environment and the temperature exchange of outdoor environment, improve the environment temperature in electric-controlled box 2.Temperature in electric-controlled box rises to energy
When enough ensureing that compressor normally runs, the second control module 40 controls the compressor start operation, while to avoid electric-controlled box 2
Interior environment temperature is too high, it is desirable to reduce flow through the flow and flow velocity of the refrigerant of coolant loop 1, the control of the second control module 40 institute
State refrigerant pump 4 it is out of service and by the 3rd control module 50 open electric expansion valve 5, with by open electric expansion valve 5 can
So that the refrigerant in air conditioning refrigerant pipe 3 continues flow through part of the coolant loop 1 in electric-controlled box 2, so that electric-controlled box 2 is maintained
Current temperature, or the temperature of electric-controlled box 2 is maintained within the scope of reasonable temperature, 2 steady operation of electric-controlled box is enable, is entered
And avoid electric-controlled box 2 operate in temperature it is relatively low in the case of and affect air-conditioning performance, improve the service life of air-conditioning.Easily
Understand, in flow and stream by the refrigerant of coolant loop 1 compared with using refrigerant pump 4, is flowed through using the control of electric expansion valve 5
Speed can reduce the flow of the refrigerant for flowing through coolant loop 1, and then can improve the speed that indoor environment temperature is adjusted, and improve empty
The performance of tune.
The temperature control equipment of the electric-controlled box that the present embodiment is proposed, by the refrigerant pump operation, second obtains mould
Block 30 obtains the environment temperature in the electric-controlled box in real time, is then more than the second preset temperature in the environment temperature for getting
When, it is out of service that the second control module 40 controls the refrigerant pump, and controls the compressor start operation, then the 3rd control
Module 50 controls the electric expansion valve and opens, and the environment temperature realized in electric-controlled box 2 is more than the second preset temperature time control
The start of compressor processed 6 runs and opens electric expansion valve, passes through electric expansion valve when the temperature of corresponding indoor environment is adjusted
Control flows through the refrigerant of coolant loop 1, the temperature of electric-controlled box 2 is maintained within the scope of reasonable temperature.
The 3rd embodiment of the temperature control equipment of electric-controlled box of the present invention is proposed based on second embodiment, with reference to Fig. 8, at this
In embodiment, the temperature control equipment of electric-controlled box also includes：
3rd acquisition module 60, for, after the electric expansion valve is opened, obtaining the environment in the electric-controlled box in real time
Temperature；
In the present embodiment, after the unlatching of the electric expansion valve 5, the 3rd acquisition module 60 obtains the electric-controlled box in real time
Environment temperature in 2, in order to adjust the aperture of electric expansion valve 5 according to the environment temperature, and then regulation flow process electric-controlled box 2
The flow and flow velocity of refrigerant, makes in the range of the environment temperature in electric-controlled box 2 maintains and drunk.
Adjusting module 70, for the aperture for adjusting the electric expansion valve based on the environment temperature for getting.
In the present embodiment, different temperature ranges can be set, the aperture of each temperature range correspondence electric expansion valve 5
Difference, the aperture of the larger electric expansion valve 5 of the relatively low temperature range correspondence of temperature value, the higher temperature range correspondence of temperature value
The aperture of less electric expansion valve 5.
In the present embodiment, when the environment temperature in electric-controlled box 2 is got, adjusting module 70 is adjusted based on the environment temperature
The aperture of the whole electric expansion valve 5, and then control flows through the cold medium flux and flow velocity of coolant loop 1, so that electric-controlled box 2 is maintained
Current temperature, or the temperature of electric-controlled box 2 is maintained within the scope of reasonable temperature, enable 2 steady operation of electric-controlled box.Tool
Body ground, being provided with different temperature ranges, and each temperature range correspondence electric expansion valve 5 aperture it is different when, if
Get the environment temperature in electric-controlled box 2, it is determined that the temperature range belonging to the environment temperature, obtain belonging to the environment temperature
The aperture of the corresponding electric expansion valve of temperature range 5, then adjusting module 70 aperture of electric expansion valve 5 is adjusted to the environment
The aperture of the corresponding electric expansion valve of temperature range belonging to temperature 5.
The temperature control equipment of the electric-controlled box that the present embodiment is proposed, after opening in the electric expansion valve, the 3rd obtains
Delivery block 60 obtains the environment temperature in the electric-controlled box in real time, and then adjusting module 70 is based on the environment temperature for getting
The aperture of the electric expansion valve is adjusted, the aperture that electric expansion valve 5 is adjusted according to environment temperature is realized, and then control is flowed through
The cold medium flux and flow velocity of coolant loop 1, so that the environment temperature in electric-controlled box 2 is maintained within the scope of reasonable temperature, and then
Avoid electric-controlled box 2 to run in the case where temperature is relatively low again.
The fourth embodiment of the temperature control equipment of electric-controlled box of the present invention is proposed based on second embodiment, with reference to Fig. 9, at this
In embodiment, the temperature control equipment of electric-controlled box also includes：
4th acquisition module 80, for obtaining the corresponding indoor environment temperature of the off-premises station；
4th control module 90, for reaching in the indoor environment temperature during design temperature of the air-conditioning, controls institute
Refrigerant pump start operation is stated, and it is out of service to control the compressor.
In the present embodiment, after the start operation of compressor 6, air-conditioning starts to adjust indoor environment temperature, and air-conditioning passes through
, by indoor heat transfer to outdoor, now, the temperature of the refrigerant in the refrigerant pipe 3 being located outside is higher for refrigerant pipe 3.Described
When indoor environment temperature reaches the design temperature of the air-conditioning, the control compressor 6 is out of service, in air conditioning refrigerant pipe 3
Refrigerant in flowing, does not if desired maintain the environment temperature in electric-controlled box 2 by refrigerant heat exchange, then needs to be again turned on refrigerant pump
4, that is, the start operation of the refrigerant pump 4 is controlled, i.e., makes the refrigerant of refrigerant pipe 3 flow through coolant loop by the power of refrigerant pump 4
1.It is easy to understand, electric expansion valve 5 can be simultaneously closed off when refrigerant pump 4 is opened.
The temperature control equipment of the electric-controlled box that the present embodiment is proposed, obtains the off-premises station pair by the 4th acquisition module 80
The indoor environment temperature answered, then when the indoor environment temperature reaches the design temperature of the air-conditioning, the 4th control module
90 control refrigerant pump start operation, and it is out of service to control the compressor, realizes environment temperature indoors and reaches institute
Refrigerant pump 4 is again turned on during the design temperature for stating air-conditioning, makes by the power of refrigerant pump 4 refrigerant of refrigerant pipe 3 flow through refrigerant
Loop 1, makes the environment temperature in electric-controlled box 2 maintain within the scope of reasonable temperature, and then avoids electric-controlled box 2 again in temperature
Run in the case of relatively low.
The preferred embodiments of the present invention are these are only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of off-premises station, is applied to air-conditioning, it is characterised in that the off-premises station includes electric-controlled box and coolant loop；It is described
Coolant loop is flowed through the inside of the electric-controlled box and is connected with the refrigerant pipe of the air-conditioning, is provided with refrigerant in the coolant loop
Pump, the refrigerant pump are connected with the master control partitioned signal of the electric-controlled box.
2. off-premises station as claimed in claim 1, it is characterised in that be additionally provided with the coolant loop and the master control partitioned signal
The electric expansion valve of connection, the electric expansion valve are arranged in parallel with the refrigerant pump.
3. a kind of temperature-controlled process of electric-controlled box, is applied to the off-premises station of air-conditioning, it is characterised in that the off-premises station is provided with cold
Matchmaker loop, the coolant loop are flowed through the inside of the electric-controlled box and are connected with the refrigerant pipe of the air-conditioning, the coolant loop
In be provided with refrigerant pump, the temperature-controlled process of the electric-controlled box is comprised the following steps：
On the off-premises station during electricity, the environment temperature in the electric-controlled box is obtained；
When the environment temperature for getting is less than the first preset temperature, the refrigerant pump start operation is controlled.
4. the temperature-controlled process of electric-controlled box as claimed in claim 3, it is characterised in that be additionally provided with electricity in the coolant loop
Sub- expansion valve, the electric expansion valve are arranged in parallel with the refrigerant pump, the step of control refrigerant pump start operation
Afterwards, the temperature-controlled process of the electric-controlled box also includes：
In the refrigerant pump operation, the environment temperature in the electric-controlled box is obtained in real time；
When the environment temperature for getting is more than the second preset temperature, the control refrigerant pump is out of service, and controls institute
Compressor start operation is stated, wherein, second preset temperature is more than first preset temperature；
Control the electric expansion valve to open.
5. the temperature-controlled process of electric-controlled box as claimed in claim 4, it is characterised in that the control electric expansion valve
After the step of unlatching, the temperature-controlled process of the electric-controlled box also includes：
After the electric expansion valve is opened, the environment temperature in the electric-controlled box is obtained in real time；
The aperture of the electric expansion valve is adjusted based on the environment temperature for getting.
6. the temperature-controlled process of the electric-controlled box as described in claim 4 or 5, it is characterised in that the control refrigerant pump
It is out of service, and after controlling the step of the compressor start runs, the temperature-controlled process of the electric-controlled box also includes：
Obtain the corresponding indoor environment temperature of the off-premises station；
When the indoor environment temperature reaches the design temperature of the air-conditioning, the refrigerant pump start operation is controlled, and is controlled
The compressor is out of service.
7. a kind of temperature control equipment of electric-controlled box, is applied to the off-premises station of air-conditioning, it is characterised in that the off-premises station is provided with cold
Matchmaker loop, the coolant loop are flowed through the inside of the electric-controlled box and are connected with the refrigerant pipe of the air-conditioning, the coolant loop
In be provided with refrigerant pump, the temperature control equipment of the electric-controlled box includes：
First acquisition module, obtains the environment temperature in the electric-controlled box on the off-premises station during electricity；
First control module, for when the environment temperature for getting is less than the first preset temperature, controlling the refrigerant pump
Start operation.
8. the temperature control equipment of electric-controlled box as claimed in claim 7, it is characterised in that be additionally provided with electricity in the coolant loop
Sub- expansion valve, the electric expansion valve are arranged in parallel with the refrigerant pump, and the temperature control equipment of the electric-controlled box also includes：
Second acquisition module, in the refrigerant pump operation, obtaining the environment temperature in the electric-controlled box in real time；
Second control module, for when the environment temperature for getting is more than the second preset temperature, controlling the refrigerant pump
It is out of service, and the compressor start operation is controlled, wherein, second preset temperature is more than first preset temperature；
3rd control module, opens for controlling the electric expansion valve.
9. the temperature control equipment of electric-controlled box as claimed in claim 8, it is characterised in that the temperature control dress of the electric-controlled box
Putting also includes：
3rd acquisition module, for, after the electric expansion valve is opened, obtaining the environment temperature in the electric-controlled box in real time；
Adjusting module, for the aperture for adjusting the electric expansion valve based on the environment temperature for getting.
10. the temperature control equipment of electric-controlled box as claimed in claim 8 or 9, it is characterised in that the temperature control of the electric-controlled box
Device processed also includes：
4th acquisition module, for obtaining the corresponding indoor environment temperature of the off-premises station；
4th control module, for reaching in the indoor environment temperature during design temperature of the air-conditioning, controls the refrigerant
Pump start operation, and it is out of service to control the compressor.
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| CN201611059896.6A CN106556079B (en) | 2016-11-24 | 2016-11-24 | Outdoor unit, and temperature control method and device of electric control box |
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|---|---|---|---|
| CN201611059896.6A CN106556079B (en) | 2016-11-24 | 2016-11-24 | Outdoor unit, and temperature control method and device of electric control box |
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| CN106556079B CN106556079B (en) | 2019-12-20 |
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| CN107192104A (en) * | 2017-06-13 | 2017-09-22 | 珠海格力电器股份有限公司 | Air conditioner electrical box control device, air conditioner control method and device |
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| WO2024001534A1 (en) * | 2022-06-28 | 2024-01-04 | 广东美的制冷设备有限公司 | Outdoor unit control method for air conditioning system, device, outdoor unit, and air conditioning system |
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| CN111503758B (en) * | 2020-05-12 | 2024-03-22 | 珠海格力电器股份有限公司 | Electrical box with high heat exchange efficiency, air conditioner and control method of air conditioner |
| CN114110737A (en) * | 2020-08-27 | 2022-03-01 | 广东美的暖通设备有限公司 | Outdoor unit, control method and system thereof, air conditioner and storage medium |
| WO2024001534A1 (en) * | 2022-06-28 | 2024-01-04 | 广东美的制冷设备有限公司 | Outdoor unit control method for air conditioning system, device, outdoor unit, and air conditioning system |
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