CN108758779A - Heating system based on air conditioner cold water unit and its supply control method for heat - Google Patents
Heating system based on air conditioner cold water unit and its supply control method for heat Download PDFInfo
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- CN108758779A CN108758779A CN201810654011.XA CN201810654011A CN108758779A CN 108758779 A CN108758779 A CN 108758779A CN 201810654011 A CN201810654011 A CN 201810654011A CN 108758779 A CN108758779 A CN 108758779A
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- air
- cold water
- air conditioner
- unit
- heat pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 154
- 238000010438 heat treatment Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000004378 air conditioning Methods 0.000 claims abstract description 32
- 239000003507 refrigerant Substances 0.000 claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000008236 heating water Substances 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 239000012267 brine Substances 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
-
- 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]
- Y02B30/12—Hot water central heating systems using heat pumps
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The present invention gives a kind of heating system and its supply control method for heat based on air conditioner cold water unit, its heating system includes air conditioner cold water unit, Air-Cooled Heat Pump Unit, heating internal circulation water pump, central control system and temperature sensor, and air conditioner cold water unit includes A/C evaporator, air-conditioning condenser, compressor of air conditioner, air-conditioner throttling valve and water end.The heating application of air conditioner cold water unit in winter can be realized using the system, the air conditioner cold water unit that winter leaves unused is used to heat, and reduced heating equipment, power equipment investment, improved air-conditioner set utilization rate of equipment and installations.
Description
Technical field
The present invention relates to a kind of heating system and its supply control method for heat based on air conditioner cold water unit.
Background technology
Country widelys popularize northern area clean energy resource cooling, heat supply, promotes cold and heat combined supply.At present using at most cold and hot
Source form is：Summer air-conditioning is using handpiece Water Chilling Units, winter heating using the municipal heat sources such as heat source or air source heat pump.Conventional air-conditioning
Handpiece Water Chilling Units are only used for summer air-conditioning, and winter, which then shuts down, leaves unused, and client can only invest heating equipment for heat supply in winter again, make
At overlapping investment, utilization rate of equipment and installations is low, occupation area of equipment is big the problems such as.
The high Humid Area in south uses the energy tower brine indirect heat exchange heating system based on chiller unit, needs to switch
Handpiece Water Chilling Units chilled water pipeline and cooling water pipeline, chilled water pipeline are connected to outdoor energy tower (or heat tower), cooling water pipe
Road fills ethylene glycol or calcium chloride salt aqueous solution, and draw heat produces heating hot water by handpiece Water Chilling Units from air.This system
Needing to increase saline solution indirect heat exchange system causes system effectiveness to reduce, need to increase brine concentration regenerating unit and lead to system knot
Structure is complicated, failure rate improves, brine floats and dies while being limited to operation principle, is not appropriate for northern Arid Area.
Invention content
The purpose of the present invention is to provide a kind of heating system and its supply control method for heat based on air conditioner cold water unit, profit
The heating application of air conditioner cold water unit in winter can be realized with the system, meanwhile, the heating control method provided using the system,
The efficient and energy saving of heating can be achieved.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of heat supply system based on air conditioner cold water unit
System, including air conditioner cold water unit, Air-Cooled Heat Pump Unit, heating internal circulation water pump, central control system and temperature sensor, it is described
Air conditioner cold water unit includes A/C evaporator, air-conditioning condenser, compressor of air conditioner, air-conditioner throttling valve and water end, the sky
Evaporator, air-conditioning condenser, compressor of air conditioner and air-conditioner throttling valve is adjusted to be connected to form refrigerant circulation loop by pipeline, institute
It states Air-Cooled Heat Pump Unit, heating water circulation water pump and water end and is sequentially connected to connect by pipeline and constitute direct heating circuit,
In direct heating circuit, Air-Cooled Heat Pump Unit is directly heated the cold water that water end flows out again；The air-cooled heat pump
Unit, heating internal circulation water pump constitute first circulation circuit, the air-conditioning condenser after being connected by pipeline with A/C evaporator
Second circulation circuit, the first circulation circuit, second circulation circulation loop are constituted after being connected with water end by pipeline
Indirect heating circuit is constituted with refrigerant circulation loop；The central control system and the Air-Cooled Heat Pump Unit and temperature sensing
Device is connected.
Preferably, one first pipe of setting between the outlet end of the water end and the input end of Air-Cooled Heat Pump Unit
Road concatenates a V1 switch valves, in the input end of the outlet end of the water end and air-conditioning condenser in the first pipe
Between a second pipe is set, concatenate a V2 switch valves on the second pipe, and V2 switch valves are located at first pipe and supply
The downstream of the outlet end junction of water end, between the input end of the Air-Cooled Heat Pump Unit and the input end of A/C evaporator
One third pipeline is set, a V3 switch valves are concatenated on third pipeline, and V3 switch valves are located at first pipe and air-cooled heat pump machine
The upstream of the junction of the input end of group, sets between the outlet end of the Air-Cooled Heat Pump Unit and the input end of A/C evaporator
Set one the 4th pipeline, the heating internal circulation water pump is serially connected on the 4th pipeline, the 4th pipeline and water end into
One the 5th pipeline is arranged between end in mouth, and the junction of the 4th pipeline and the 5th pipeline is located at the downstream of heating internal circulation water pump,
A V4 switch valves are concatenated on the 5th pipeline, between the input end and the outlet end of the air-conditioning condenser of the water end
One the 6th pipeline is set, and the central control system is connected with the V1 switch valves, V2 switch valves, V3 switch valves and V4 switch valves
It connects.
Further, the V1 switch valves, V2 switch valves, V3 switch valves and V4 switch valves are solenoid valve.
Preferably, the heat transferring medium in the first circulation circuit is water.
Preferably, Air-Cooled Heat Pump Unit is conventional modules formula air-cooled unit or Worm type air-cooled unit.
The present invention also provides a kind of supply control method for heat of heating system of foundation based on air conditioner cold water unit, including with
Lower step：
S1, start air conditioner cold water unit and Air-Cooled Heat Pump Unit；
S2, central control system will be arranged in the environment temperature T1 and central control system of temperature sensor feedback in real time
Switching temperature T2 be compared, central control system is according to comparison result and combines the real-time day of the following weather forecast in 24 hours
Destiny carries out heat supply according to control this heating system into corresponding heat supply mode is interior.
Preferably, the heat supply of the heating system includes single Air-Cooled Heat Pump Unit heat supply mode and Air-Cooled Heat Pump Unit and air-conditioning
The common heat supply mode of handpiece Water Chilling Units；When into single Air-Cooled Heat Pump Unit heat supply mode, air conditioner cold water unit, V2 switch valves and V3 are opened
It closes valve to close, V1 switch valves and V4 switch valves are opened；When into Air-Cooled Heat Pump Unit and the common heat supply mode of air conditioner cold water unit,
V2 switch valves and V3 switch valves are opened, and V1 switch valves and V4 switch valves are closed；When environment temperature T1 be higher than switching temperature T2, and according to
According to the following weather forecasts in 24 hours it is found that environment temperature T1 is consistently higher than switching temperature T2 within following continuous two hours, then
Central control system makes this heating system be in single Air-Cooled Heat Pump Unit heat supply mode, otherwise enters Air-Cooled Heat Pump Unit and sky
Adjust the common heat supply mode of handpiece Water Chilling Units；When environment temperature T1 is less than switching temperature T2, and according to following 24 hours weather it is found that
Environment temperature T1 is consistently lower than switching temperature T2 in following continuous two hours, then central control system make this heating system into
Enter Air-Cooled Heat Pump Unit and the common heat supply mode of air conditioner cold water unit, otherwise enters single Air-Cooled Heat Pump Unit heat supply mode.
Further, no matter this heating system is total in single Air-Cooled Heat Pump Unit heat supply mode or in air conditioner cold water unit
Under working with heat supply mode, central control system carries out the adjusting of water end temperature according to environment temperature T1 in real time, works as environment
Temperature T1 is lower, then water end temperature is higher.
The beneficial effects of the invention are as follows：(1), the air conditioner cold water unit that winter leaves unused is used to heat, reduction heating equipment,
Power equipment is invested, and air-conditioner set utilization rate of equipment and installations is improved.
(2), entire Heating Season operational efficiency is high：Central control system can implement data according to weather forecast in following 24 hours
With real time environment temperature information so that this system can carry out single Air-Cooled Heat Pump Unit heat supply operating mode or Air-Cooled Heat Pump Unit
With the common heat supply operating mode of air conditioner cold water unit, and supply water temperature is adjusted in real time according to real time environment temperature, be to reach
Intelligence, economization and the stabilisation operation of system heat supply.
(3), small to the rectification of air conditioner cold water unit adjustment work, transformation is simple, safety is easy to operate, and is not influenced after rectifying and improving
The operation of air conditioner cold water unit in summer.
(4), Air-Cooled Heat Pump Unit may be arranged at outdoor, reduce computer room floor space.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Part preferred embodiment for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the overall structure frame diagram of the present invention；
Fig. 2 is single Air-Cooled Heat Pump Unit heat supply operating mode flow chart；
Fig. 3 is Air-Cooled Heat Pump Unit and the common heat supply operating mode flow chart of air conditioner cold water unit；
Fig. 4 is the heat supply method flow chart of the present invention；
In figure：11 A/C evaporators, 12 air-conditioning condensers, 13 compressors of air conditioner, 14 air-conditioner throttling valves, 2 air-cooled heat pump machines
Group, 3 heating internal circulation water pumps, 4 water ends, 5 central control systems, 6 temperature sensors, 101 V1 switch valves, 102 V2 are opened
Close valve, 103 V3 switch valves, 104 V4 switch valves, 201 first pipes, 202 second pipes, 203 third pipelines, 204 the 4th pipes
Road, 205 the 5th pipelines, 206 the 6th pipelines.
Specific implementation mode
Below in conjunction with specific embodiment and attached drawing 1-4, technical solution in the embodiment of the present invention carries out clear, complete
Ground describes, it is clear that described embodiment is only a part of preferred embodiment of the present invention, instead of all the embodiments.
Those skilled in the art can do similar deformation without violating the connotation of the present invention, therefore the present invention is not by described below
Specific embodiment limitation.
The present invention provides a kind of heating systems based on air conditioner cold water unit, including air conditioner cold water unit, air-cooled heat pump
Unit 2, heating internal circulation water pump 3, central control system 5 and temperature sensor 6, the air conditioner cold water unit include air-conditioning evaporation
Device 11, air-conditioning condenser 12, compressor of air conditioner 13, air-conditioner throttling valve 14 and water end 4, the A/C evaporator 11, air-conditioning
Condenser 12, compressor of air conditioner 12 and air-conditioner throttling valve 14 are connected to form refrigerant circulation loop by pipeline, and refrigerant exists
It is existing mature technology that cold and hot exchange working method is carried out in A/C evaporator 11 and air-conditioning condenser 12, here, no longer to system
Cryogen variable condition is described in detail, and the Air-Cooled Heat Pump Unit 2, heating internal circulation water pump 3 and water end 4 pass through pipeline
It is sequentially connected to connect and constitutes direct heating circuit, in direct heating circuit, Air-Cooled Heat Pump Unit 2 directly flows out water end 4
Cold water heated again；The Air-Cooled Heat Pump Unit 2, heating internal circulation water pump 3 and A/C evaporator 11 are connected by pipeline
First circulation circuit is constituted after connecing, the air-conditioning condenser 12 constitutes second circulation after being connected with water end 4 by pipeline
Circuit, the first circulation circuit, second circulation circulation loop and refrigerant circulation loop constitute indirect heating circuit, first
Heat transferring medium is water in circulation loop and second circulation circuit；The central control system 5 and the Air-Cooled Heat Pump Unit 2
It is connected with temperature sensor.
In this embodiment, A/C evaporator 11, air-conditioning condenser 12, compressor of air conditioner 13, air-conditioner throttling valve 14,
Air-Cooled Heat Pump Unit 2, heating internal circulation water pump 3 and water end 4 connect and compose direct heating circuit by pipeline and supply indirectly
The specific implementation mode in warm circuit is：It is arranged between the outlet end of the water end 4 and the input end of Air-Cooled Heat Pump Unit 2
One first pipe 201, concatenated in the first pipe 201 a V1 switch valves 101, the outlet end of the water end 4 with
One second pipe 202 is set between the input end of air-conditioning condenser 12, a V2 switch valves are concatenated on the second pipe 202
102, and V2 switch valves 102 are located at the downstream of first pipe 201 and the outlet end junction of water end 4, in the air-cooled heat
A third pipeline 203 is set between the input end and the input end of A/C evaporator 11 of pump assembly 2, is gone here and there on third pipeline 203
A V3 switch valves 103 are connect, and V3 switch valves 103 are located at first pipe 201 and the junction of the input end of Air-Cooled Heat Pump Unit 2
One the 4th pipeline 204 is arranged in upstream between the outlet end of the Air-Cooled Heat Pump Unit 2 and the input end of A/C evaporator 11,
The heating internal circulation water pump 3 is serially connected on the 4th pipeline 204, the 4th pipeline 204 and water end 4 input end it
Between one the 5th pipeline 205 is set, and the junction of the 4th pipeline 204 and the 5th pipeline 205 is located under heating internal circulation water pump 3
Trip, concatenates a V4 switch valves 104 on the 5th pipeline 205, in input end and the air-conditioning condenser 12 of the water end 4
Outlet end between one the 6th pipeline 206 is set, the central control system 5 and the V1 switch valves 101, V2 switch valves 102,
V3 switch valves 103 are connected with V4 switch valves 104.In direct heating circuit, the cold water of water end 4 passes sequentially through second pipe
202, first pipe 201, third pipeline 203, Air-Cooled Heat Pump Unit 2, the 4th pipeline 204, heating internal circulation water pump the 3, the 5th are managed
It is flowed back into water end 4 after road 205 and the 6th pipeline 206, cold water is heated in Air-Cooled Heat Pump Unit 2；In indirect heating
In circuit, the cold water in Air-Cooled Heat Pump Unit 2 passes sequentially through the 4th pipeline 204, heating internal circulation water pump 3, A/C evaporator 11
It being flowed back into Air-Cooled Heat Pump Unit 2 with after third pipeline 203, the cold water of Air-Cooled Heat Pump Unit is heated in Air-Cooled Heat Pump Unit 2,
After the cold water of water end 4 passes sequentially through second pipe 202, air-conditioning condenser 12 and the 6th pipeline 206, water end is flowed back into
In 4, the cold water in water end 4 is heated in air-conditioning condenser 12, and the heat in Air-Cooled Heat Pump Unit 2 is by A/C evaporator 11
It absorbs, the heat that A/C evaporator 11 absorbs is delivered to air-conditioning condenser 12, the heat of air-conditioning condenser 12 by refrigerant
The cold water for passing to water end 4, to complete heat transfer.
For ease of the switching of heating loop, here, can be by V1 switch valves 101, V2 switch valves 102, V3 switch valves 103 and V4
Switch valve 104 is set as solenoid valve, further, can Air-Cooled Heat Pump Unit 2 be selected as conventional modules formula air-cooled unit or screw rod
Formula air-cooled unit.
The present invention also provides a kind of supply control method for heat of the heating system based on air conditioner cold water unit, feature exists
In including the following steps：
S1, start air conditioner cold water unit and Air-Cooled Heat Pump Unit 2；
In the environment temperature T1 and central control system 5 that S2, central control system 5 in real time feed back temperature sensor 6
The switching temperature T2 of setting is compared, and central control system 5 is according to comparison result and combines weather forecast in following 24 hours
Real-time weather data are somebody's turn to do to control this heating system into progress heat supply in corresponding heat supply mode in this embodiment
The heat supply of heating system includes single Air-Cooled Heat Pump Unit heat supply mode and Air-Cooled Heat Pump Unit and the common heat supply of air conditioner cold water unit
Pattern, when into single Air-Cooled Heat Pump Unit heat supply mode, air conditioner cold water unit, V2 switch valves 102 and V3 switch valves 103 are closed,
V1 switch valves 101 and V4 switch valves 104 are opened, and under single Air-Cooled Heat Pump Unit heat supply mode, system passes through direct heating circuit
It heats, the cold water that the cold water in water end 4 passes sequentially through water end 4 passes sequentially through second pipe 202, first pipe
201, third pipeline 203, Air-Cooled Heat Pump Unit 2, the 4th pipeline 204, heating internal circulation water pump 3, the 5th pipeline 205 and the 6th pipe
It is flowed back into behind road 206 in water end 4, cold water is heated in Air-Cooled Heat Pump Unit 2；Into Air-Cooled Heat Pump Unit and air-conditioning cold
When the common heat supply mode of water dispenser group, V2 switch valves 102 and V3 switch valves 103 are opened, and V1 switch valves 101 and V4 switch valves 104 close
It closes, under Air-Cooled Heat Pump Unit and the common heat supply mode of air conditioner cold water unit, system is heated by indirect heating circuit, wind
Cold water in cold and hot pump assembly 2 passes sequentially through the 4th pipeline 204, heating internal circulation water pump 3, A/C evaporator 11 and third pipeline
It is flowed back into after 203 in Air-Cooled Heat Pump Unit 2, the cold water of Air-Cooled Heat Pump Unit 2 is heated in Air-Cooled Heat Pump Unit 2, water end 4
Cold water pass sequentially through second pipe 202, air-conditioning condenser 12 and the 6th pipeline 206 after, flow back into water end 4, supply water
Cold water in end 4 is heated in air-conditioning condenser 12, and the heat in Air-Cooled Heat Pump Unit 2 is absorbed by A/C evaporator 11, empty
The heat that evaporator 11 absorbs is adjusted to be delivered to air-conditioning condenser 12 by refrigerant, the heat transfer of air-conditioning condenser 12 is to confession
The cold water of water end 4, to complete heat transfer；When environment temperature T1 is higher than switching temperature T2, and according to following 24 hours days
Gas is forecast it is found that environment temperature T1 is consistently higher than switching temperature T2 within following continuous two hours, then central control system 5 makes
It obtains this heating system and is in single Air-Cooled Heat Pump Unit heat supply mode, otherwise enter Air-Cooled Heat Pump Unit and air conditioner cold water unit is common
Heat supply mode；When environment temperature T1 is less than switching temperature T2, and according to following 24 hours weather it is found that following continuous two small
When interior environment temperature T1 be consistently lower than switching temperature T2, then central control system 5 is so that this heating system enters air-cooled heat pump machine
Otherwise group and the common heat supply mode of air conditioner cold water unit enter single Air-Cooled Heat Pump Unit heat supply mode.
No matter this heating system is in single Air-Cooled Heat Pump Unit heat supply mode or in air conditioner cold water unit and air-cooled heat pump
Under the common heat supply mode work of unit, central control system 5 then carries out the tune of water end temperature in real time according to environment temperature T1
Section, when environment temperature T1 is lower, then water end temperature is higher, the variation pair of the temperature and environment temperature T1 of water end 4
It should be related to, can shift to an earlier date and set correspondence in central control system 5, wherein the desired temperature and environment of water end 4
The value of temperature T1 can be set according to local climate feature.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
The above combination attached drawing is described above in detail the preferred embodiment of the present invention and embodiment, but the present invention is not
The above-described embodiment and examples are confined to, for those skilled in the art, are not departing from structure of the present invention
Under the premise of think of, several improvements and modifications can also be made, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of heating system based on air conditioner cold water unit, including air conditioner cold water unit, the air conditioner cold water unit includes sky
Adjust evaporator, air-conditioning condenser, compressor of air conditioner, air-conditioner throttling valve and water end, the A/C evaporator, air conditioner condensation
Device, compressor of air conditioner and air-conditioner throttling valve are connected to form refrigerant circulation loop by pipeline, characterized in that the heating system
Further include Air-Cooled Heat Pump Unit, heating internal circulation water pump, central control system and temperature sensor, the Air-Cooled Heat Pump Unit,
Heating internal circulation water pump and water end, which are sequentially connected to connect by pipeline, constitutes direct heating circuit, in direct heating circuit,
Air-Cooled Heat Pump Unit is directly heated the cold water that water end flows out again；It is recycled in the Air-Cooled Heat Pump Unit, heating
Water pump and A/C evaporator constitute first circulation circuit after being connected by pipeline, the air-conditioning condenser passes through pipeline and end of supplying water
End constitutes second circulation circuit, the first circulation circuit, second circulation circulation loop and refrigerant circulation loop after being connected
Constitute indirect heating circuit；The central control system is connected with the Air-Cooled Heat Pump Unit and temperature sensor.
2. the heating system according to claim 1 based on air conditioner cold water unit, characterized in that in the water end
One first pipe is set between outlet end and the input end of Air-Cooled Heat Pump Unit, V1 switches are concatenated in the first pipe
A second pipe is arranged in valve between the outlet end of the water end and the input end of air-conditioning condenser, in second pipe
A V2 switch valves are concatenated on road, and V2 switch valves are located at the downstream of the outlet end junction of first pipe and water end, in institute
It states and a third pipeline is set between the input end of Air-Cooled Heat Pump Unit and the input end of A/C evaporator, concatenated on third pipeline
One V3 switch valves, and V3 switch valves are located at the upstream of the junction of the input end of first pipe and Air-Cooled Heat Pump Unit, described
One the 4th pipeline, the heating internal circulation water pump are set between the outlet end of Air-Cooled Heat Pump Unit and the input end of A/C evaporator
It is serially connected on the 4th pipeline, one the 5th pipeline, and the 4th pipe is set between the 4th pipeline and the input end of water end
The junction of road and the 5th pipeline is located at the downstream of heating internal circulation water pump, and a V4 switch valves are concatenated on the 5th pipeline, in institute
State one the 6th pipeline of setting, the central control system between the input end of water end and the outlet end of the air-conditioning condenser
It is connected with the V1 switch valves, V2 switch valves, V3 switch valves and V4 switch valves.
3. the heating system according to claim 2 based on air conditioner cold water unit, characterized in that the V1 switch valves, V2
Switch valve, V3 switch valves and V4 switch valves are solenoid valve.
4. the heating system according to claim 1 based on air conditioner cold water unit, characterized in that the first circulation circuit
Interior heat transferring medium is water.
5. the heating system according to claim 1 based on air conditioner cold water unit, characterized in that Air-Cooled Heat Pump Unit is normal
Advise modular air-cooled unit or Worm type air-cooled unit.
6. a kind of heat supply controlling party according to the heating system based on air conditioner cold water unit described in any one of claim 1-5
Method, which is characterized in that include the following steps：
S1, start air conditioner cold water unit and Air-Cooled Heat Pump Unit；
S2, central control system are cut what is be arranged in the environment temperature T1 of temperature sensor feedback and central control system in real time
It changes temperature T2 to be compared, central control system is according to comparison result and the real-time weather number of the following weather forecast in 24 hours of combination
According to controlling this heating system into carrying out heat supply in corresponding heat supply mode.
7. the supply control method for heat of the heating system according to claim 6 based on air conditioner cold water unit, characterized in that should
The heat supply of heating system includes single Air-Cooled Heat Pump Unit heat supply mode and Air-Cooled Heat Pump Unit and the common heat supply of air conditioner cold water unit
Pattern；When into single Air-Cooled Heat Pump Unit heat supply mode, air conditioner cold water unit, V2 switch valves and V3 switch valves are closed, V1 switches
Valve and V4 switch valves are opened；When into Air-Cooled Heat Pump Unit and the common heat supply mode of air conditioner cold water unit, V2 switch valves and V3 are opened
It closes valve to open, V1 switch valves and V4 switch valves are closed；When environment temperature T1 is higher than switching temperature T2, and according to following 24 hours days
Gas is forecast it is found that environment temperature T1 is consistently higher than switching temperature T2 within following continuous two hours, then central control system makes
It obtains this heating system and is in single Air-Cooled Heat Pump Unit heat supply mode, otherwise enter Air-Cooled Heat Pump Unit and air conditioner cold water unit is common
Heat supply mode；When environment temperature T1 is less than switching temperature T2, and according to following 24 hours weather it is found that following continuous two small
When interior environment temperature T1 be consistently lower than switching temperature T2, then central control system makes this heating system enter Air-Cooled Heat Pump Unit
With the common heat supply mode of air conditioner cold water unit, otherwise enter single Air-Cooled Heat Pump Unit heat supply mode.
8. the supply control method for heat of the heating system according to claim 7 based on air conditioner cold water unit, characterized in that nothing
By this heating system be in single Air-Cooled Heat Pump Unit heat supply mode or under the common heat supply mode work of air conditioner cold water unit, in
Centre control system carries out the adjusting of water end temperature in real time according to environment temperature T1, when environment temperature T1 is lower, then end of supplying water
Hold temperature higher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810654011.XA CN108758779A (en) | 2018-06-22 | 2018-06-22 | Heating system based on air conditioner cold water unit and its supply control method for heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810654011.XA CN108758779A (en) | 2018-06-22 | 2018-06-22 | Heating system based on air conditioner cold water unit and its supply control method for heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108758779A true CN108758779A (en) | 2018-11-06 |
Family
ID=63976856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810654011.XA Pending CN108758779A (en) | 2018-06-22 | 2018-06-22 | Heating system based on air conditioner cold water unit and its supply control method for heat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110567022A (en) * | 2019-09-17 | 2019-12-13 | 河南万江新能源集团有限公司 | Heat supply system of air source collocation heat pump unit |
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Application publication date: 20181106 |