CN111609594A - Integrated water-ground source heat pump air conditioning system with built-in water pump and water flow switch - Google Patents
Integrated water-ground source heat pump air conditioning system with built-in water pump and water flow switch Download PDFInfo
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- CN111609594A CN111609594A CN202010348625.2A CN202010348625A CN111609594A CN 111609594 A CN111609594 A CN 111609594A CN 202010348625 A CN202010348625 A CN 202010348625A CN 111609594 A CN111609594 A CN 111609594A
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- 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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- 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
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
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- 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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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- 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
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
- F24D2200/123—Compression type heat pumps
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- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/002—Compression machines, plants or systems with reversible cycle not otherwise provided for geothermal
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- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
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- 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
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses an integrated water-ground source heat pump air conditioning system with a built-in water pump and a water flow switch, which comprises an air conditioning host machine, a heat source system and a tail end device, wherein an exhaust port of a compressor I is connected with a four-way reversing valve I, the four-way reversing valve I is connected with a plate heat exchanger I, a plate heat exchanger II and a gas-liquid separator I, the compressor I is connected with the gas-liquid separator I, the plate heat exchanger I is connected with the plate heat exchanger II through a drying filter I and a thermal expansion valve I, the compressor II is connected with the four-way reversing valve II, the four-way reversing valve II is connected with the plate heat exchanger I, the plate heat exchanger II and the gas-liquid separator II, the compressor II is connected with the gas-liquid separator II, the plate heat exchanger. The two compressors are placed in a main machine, the independent operation of the two sets of refrigeration cycles is not affected, the refrigeration quantity and the heating quantity are large, and the occupied size is small due to the unique pipe connection mode.
Description
Technical Field
The invention relates to the field of heat pump air conditioners, in particular to an integrated water-ground source heat pump air conditioning system with a built-in water pump and a water flow switch.
Background
At present, due to the rapid increase of energy consumption, a heat pump is favored as a special device for increasing low-grade heat into high-grade heat by consuming a small amount of high-grade energy. The water and ground source heat pump technology is one of effective ways for utilizing renewable energy sources, and is an indispensable component for building energy conservation, building green buildings and inhibiting urban heat island effect.
The existing water source heat pump air conditioner main machine mainly comprises a screw compressor and a scroll compressor, but has respective defects, although the cold quantity of the screw compressor is large, the screw compressor is large in noise and high in price, and cannot meet household requirements of villas and the like; the refrigeration capacity of the scroll compressor is generally low, and most projects cannot be met.
Disclosure of Invention
The invention aims to provide an integrated water-ground source heat pump air conditioning system with a built-in water pump and a water flow switch, and aims to solve the problems of low refrigeration and heating capacity of an air conditioning main machine in the prior art.
The integrated water-ground source heat pump air-conditioning system with the built-in water pump and the water flow switch comprises an air-conditioning host machine, a heat source system and a terminal device, wherein the air-conditioning host machine comprises a compressor I, a compressor II, a plate heat exchanger I and a plate heat exchanger II, the plate heat exchanger I and the plate heat exchanger II are respectively provided with six interfaces which are respectively an inlet I, an inlet II, an outlet I, an outlet II, a water inlet and a water outlet, an exhaust port of the compressor I is connected with one interface of a four-way reversing valve I, other three interfaces of the four-way reversing valve I are respectively connected with the inlet I of the plate heat exchanger I, the outlet I of the plate heat exchanger II and the inlet of a gas-liquid separator I, an air suction port of the compressor I is connected with a gas outlet of the gas-liquid separator I, an outlet of the plate heat exchanger I is connected, an air outlet of the second compressor is connected with an interface of the second four-way reversing valve, other three interfaces of the second four-way reversing valve are respectively connected with an inlet II of the first plate heat exchanger, an outlet II of the second plate heat exchanger and an inlet of the second gas-liquid separator, an air suction port of the second compressor is connected with a gas outlet of the second gas-liquid separator, an outlet II of the first plate heat exchanger is connected with an inlet II of the second plate heat exchanger through a drying filter II and a thermal expansion valve II, the fan coil unit is connected with the second plate heat exchanger, and the heat source system is connected with the first plate heat exchanger.
Preferably, the heat source system comprises an energy storage water tank and a closed balancing tower, a water outlet of the closed balancing tower is connected with a water inlet of the energy storage water tank, a water inlet of the closed balancing tower is connected with a water outlet II of the energy storage water tank, and a water outlet I of the energy storage water tank is connected with a water inlet of the plate heat exchanger I through a water pump.
Preferably, the heat source system further comprises a ground buried pipe, a water outlet of the ground buried pipe is connected with a water inlet of the energy storage water tank, and a water inlet of the ground buried pipe is connected with a water outlet of the first plate heat exchanger.
Preferably, the terminal equipment comprises a system water tank, a fan coil, a radiating fin and a floor heating system, a water inlet of the system water tank is connected with a water outlet of the plate heat exchanger II through a water pump II, the system water tank is provided with a plurality of water outlets, each water outlet of the system water tank is connected with a water pump III, each water pump III is respectively connected with the fan coil, the radiating fin and the floor heating system, and the water outlets of the fan coil, the radiating fin and the floor heating system are connected with the system water tank.
Preferably, the first compressor and the second compressor are both scroll compressors.
The invention has the advantages that: the two scroll compressors are arranged in the main machine, so that the problem of noise of the screw machine during operation is solved, and the price of the two scroll compressors is far lower than that of one screw compressor and is also lower in price; the two sets of refrigeration circulation runs independently without being influenced, and only occupies the volume of a common heat pump unit due to a unique pipe connection mode, thereby meeting the requirements of small volume and large cooling capacity and heat capacity; the cold or heat of the two vortex machines can meet the requirements of refrigerating capacity and heating capacity of most villas or industrial places.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Fig. 2 is a schematic diagram of a first refrigeration cycle system according to the present invention.
Fig. 3 is a schematic diagram of the second refrigeration cycle system of the present invention.
The system comprises a 1-compressor I, a 2-four-way reversing valve I, a 3-plate heat exchanger I, a 4-drying filter I, a 5-thermal expansion valve I, a 6-plate heat exchanger II, a 7-gas-liquid separator I, a 8-compressor II, a 9-four-way reversing valve II, a 10-drying filter II, a 11-thermal expansion valve II, a 12-gas-liquid separator II, a 13-water pump I, a 14-water pump II, a 15-system water tank, a 16-fan coil, a 17-radiating fin, an 18-ground heater, a 19-ground buried pipe, a 20-energy storage water tank, a 21-closed balancing tower and a 22-water pump III.
Detailed Description
The following detailed description of the embodiments of the present invention will be given in order to help those skilled in the art understand the inventive concept and technical solutions of the present invention more completely, accurately and deeply by describing the embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, an integrated water-ground source heat pump air conditioning system with a built-in water pump and a water flow switch comprises an air conditioner host, a heat source system and a terminal device, wherein the air conditioner host comprises a compressor I1, a compressor II 8, a plate heat exchanger I3 and a plate heat exchanger II 6, the plate heat exchanger I3 and the plate heat exchanger II 6 are respectively provided with six interfaces which are respectively an inlet I, an inlet II, an outlet I, an outlet II, a water inlet and a water outlet, an exhaust port of the compressor I1 is connected with an interface of a four-way reversing valve I2, other three interfaces of the four-way reversing valve I2 are respectively connected with the inlet I of the plate heat exchanger I3, the outlet I of the plate heat exchanger II 6 and an inlet of a gas-liquid separator I7, an air suction port of the compressor I1 is connected with a gas outlet of the gas-liquid separator I7, and an outlet of the plate heat exchanger I3 6, an exhaust port of the compressor II 8 is connected with an interface of a four-way reversing valve II 9, the other three interfaces of the four-way reversing valve II 9 are respectively connected with an inlet II of the plate heat exchanger I3, an outlet II of the plate heat exchanger II 6 and an inlet of the gas-liquid separator II 12, an air suction port of the compressor II 8 is connected with a gas outlet of the gas-liquid separator II 12, an outlet II of the plate heat exchanger I3 is connected with an inlet II of the plate heat exchanger II 6 through a drying filter II 10 and a thermal expansion valve II 11, the fan coil unit is connected with the plate heat exchanger II 6, and the heat source system is connected with the plate heat exchanger I3.
The heat source system comprises an energy storage water tank 20 and a closed balancing tower 21, a water outlet of the closed balancing tower 21 is connected with a water inlet of the energy storage water tank 20, a water inlet of the closed balancing tower 21 is connected with a water outlet II of the energy storage water tank 20, and a water outlet I of the energy storage water tank 20 is connected with a water inlet of a plate heat exchanger I3 through a water pump I13.
The heat source system further comprises a ground buried pipe 19, a water outlet of the ground buried pipe 19 is connected with a water inlet of the energy storage water tank 20, and a water inlet of the ground buried pipe 19 is connected with a water outlet of the plate type heat exchanger I3.
The terminal equipment comprises a system water tank 15, a fan coil 16, a radiating fin 17 and a floor heating 18, a water inlet of the system water tank 15 is connected with a water outlet of a plate type heat exchanger II 6 through a water pump II 14, the system water tank 15 is provided with a plurality of water outlets, each water outlet of the system water tank 15 is connected with a water pump III 22, the water pumps 22 are respectively connected with water inlets of the fan coil 16, the radiating fin 17 and the floor heating 18, and water outlets of the fan coil 16, the radiating fin 17 and the floor heating 18 are connected with the system water tank 15.
The first compressor 1 and the second compressor 8 are both scroll compressors.
The working principle and the process of the invention are as follows:
in the refrigeration process, plate heat exchanger 3 is as the condenser, and plate heat exchanger two 6 is as the evaporimeter, and the water in the closed balance tower or the water in the ground pipe entering energy storage water tank open water pump one, and the water in the energy storage water tank gets into plate heat exchanger 3, a refrigeration cycle process: high-temperature and high-pressure refrigerant gas flows out of a compressor I1 and then enters a plate heat exchanger I3 through a four-way reversing valve I2 to discharge heat and is cooled into high-pressure liquid, water in the plate heat exchanger I3 absorbs heat and then flows back to a buried pipe 19 or an energy storage water tank 20, the high-pressure liquid is dried through a drying filter I4 and then is throttled and expanded through a thermal expansion valve I5 to form low-pressure liquid, the low-pressure liquid enters a plate heat exchanger II 6 to be evaporated into low-pressure steam, the water temperature in the plate heat exchanger II 6 is reduced, the cooled water enters a fan coil 17 through a fan coil water pump 16, cold water in the fan coil 17 exchanges heat with indoor hot air, and the low-pressure refrigerant steam enters a gas-liquid separator I7 through the four-.
The second refrigeration cycle process: high-temperature and high-pressure refrigerant gas flows out of the compressor II 8 and then enters the plate heat exchanger I3 through the four-way reversing valve II 9 to be cooled into high-pressure liquid through heat emission, water in the plate heat exchanger I3 absorbs heat and then flows back to the buried pipe 19 or the energy storage water tank 20, the high-pressure liquid is dried through the drying filter II 10 and then is throttled and expanded into low-pressure liquid through the thermal expansion valve II 11, the low-pressure liquid enters the plate heat exchanger II 6 to be evaporated into low-pressure steam, the water temperature in the plate heat exchanger II 6 is reduced, the cooled water enters the fan coil 17 through the fan coil water pump 16, cold water in the fan coil 17 exchanges heat with indoor hot air, and the low-pressure refrigerant steam enters the gas-liquid separator II 12 through the four-way reversing.
In the heating process in winter, the first plate type heat exchanger 3 is used as an evaporator, the second plate type heat exchanger 6 is used as a condenser, the working principle is the same as that of refrigeration, and hot water formed by the air conditioner main machine enters the tail end equipment to exchange heat with cold air in a room to heat the room.
The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive concept and solution of the invention, or to apply the inventive concept and solution directly to other applications without modification.
Claims (5)
1. The utility model provides an integration ground source heat pump air conditioning system with built-in water pump, discharge switch which characterized in that: the air conditioner comprises an air conditioner main machine, a heat source system and a tail end device, wherein the air conditioner main machine comprises a compressor I (1), a compressor II (8), a plate heat exchanger I (3) and a plate heat exchanger II (6), the plate heat exchanger I (3) and the plate heat exchanger II (6) are respectively provided with six interfaces which are respectively an inlet I, an inlet II, an outlet I, an outlet II, a water inlet and a water outlet, an exhaust port of the compressor I (1) is connected with an interface of a four-way reversing valve I (2), other three interfaces of the four-way reversing valve I (2) are respectively connected with the inlet I of the plate heat exchanger I (3), the outlet I of the plate heat exchanger II (6) and an inlet of a gas-liquid separator I (7), an air suction port of the compressor I (1) is connected with a gas outlet of the gas-liquid separator I (7), and an outlet of the plate heat exchanger I (3) is connected with the plate heat exchanger II (6) through a drying The air outlet of the compressor II (8) is connected with an interface of a four-way reversing valve II (9), other three interfaces of the four-way reversing valve II (9) are respectively connected with an inlet II of the plate heat exchanger I (3), an outlet II of the plate heat exchanger II (6) and an inlet of the gas-liquid separator II (12), an air suction port of the compressor II (8) is connected with a gas outlet of the gas-liquid separator II (12), an outlet II of the plate heat exchanger I (3) is connected with the inlet II of the plate heat exchanger II (6) through a drying filter II (10) and a thermal expansion valve II (11), the fan coil unit is connected with the plate heat exchanger II (6), and the heat source system is connected with the plate heat exchanger I (3).
2. The integrated water-ground source heat pump air conditioning system with the built-in water pump and the water flow switch as claimed in claim 1, wherein: the heat source system comprises an energy storage water tank (20) and a closed balance tower (21), a water outlet of the closed balance tower (21) is connected with a first water inlet of the energy storage water tank (20), a second water outlet of the energy storage water tank (20) is connected with a water inlet of the closed balance tower (21), the first water outlet of the energy storage water tank (20) is connected with a first water inlet of the plate heat exchanger (3) through a first water pump (13), and the second water inlet of the energy storage water tank (20) is connected with a first water outlet of the plate heat exchanger (3).
3. The integrated water-ground source heat pump air conditioning system with the built-in water pump and the water flow switch as claimed in claim 1, wherein: the heat source system further comprises a ground buried pipe (19), a water outlet of the ground buried pipe (19) is connected with a water inlet III of the energy storage water tank (20), and a water inlet of the ground buried pipe (19) is connected with a water outlet of the plate type heat exchanger I (3).
4. The integrated water-ground source heat pump air conditioning system with the built-in water pump and the water flow switch as claimed in claim 1, wherein: the terminal equipment comprises a system water tank (15), a fan coil (16), radiating fins (17) and a floor heating unit (18), a water inlet of the system water tank (15) is connected with a water outlet of the plate type heat exchanger II (6) through a water pump II (14), the system water tank (15) is provided with a plurality of water outlets, each water outlet of the system water tank (15) is respectively connected with a water pump III (22), each water pump 22 is respectively connected with water inlets of the fan coil (16), the radiating fins (17) and the floor heating unit (18), and the water outlets of the fan coil (16), the radiating fins (17) and the floor heating unit (18) are connected with the system water tank (15).
5. The integrated water-ground source heat pump air conditioning system with the built-in water pump and the water flow switch as claimed in claim 1, wherein: the first compressor (1) and the second compressor (8) are both scroll compressors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010348625.2A CN111609594A (en) | 2020-04-28 | 2020-04-28 | Integrated water-ground source heat pump air conditioning system with built-in water pump and water flow switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010348625.2A CN111609594A (en) | 2020-04-28 | 2020-04-28 | Integrated water-ground source heat pump air conditioning system with built-in water pump and water flow switch |
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| Publication Number | Publication Date |
|---|---|
| CN111609594A true CN111609594A (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010348625.2A Pending CN111609594A (en) | 2020-04-28 | 2020-04-28 | Integrated water-ground source heat pump air conditioning system with built-in water pump and water flow switch |
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| CN (1) | CN111609594A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060016474A (en) * | 2004-08-18 | 2006-02-22 | 권영현 | Geothermal heat exchanger type heat pump air conditioning system with auxiliary heat source supply means |
| CN1847748A (en) * | 2005-03-28 | 2006-10-18 | 潘戈 | Geoheat circulating and exchanging underground energy storing liquid reservoir |
| CN201314727Y (en) * | 2008-11-19 | 2009-09-23 | 广东美的电器股份有限公司 | Integrated water-source heat pump unit |
| CN107120868A (en) * | 2017-06-21 | 2017-09-01 | 宝莲华新能源技术（上海）股份有限公司 | A kind of cooling water control system for improving earth-source hot-pump system Energy Efficiency Ratio |
| CN108006805A (en) * | 2017-12-28 | 2018-05-08 | 吉林省大维科技发展有限公司 | A kind of combination heating system of air energy heat pump and solar energy heat collector |
| CN108895717A (en) * | 2018-06-28 | 2018-11-27 | 湖南湖大瑞格能源科技有限公司 | A kind of energy-saving control method and system of soil source heat pump system |
| CN212842310U (en) * | 2020-04-28 | 2021-03-30 | 芜湖弋江海创高新智能空调股份有限公司 | Integrated water-ground source heat pump air conditioning system |
-
2020
- 2020-04-28 CN CN202010348625.2A patent/CN111609594A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060016474A (en) * | 2004-08-18 | 2006-02-22 | 권영현 | Geothermal heat exchanger type heat pump air conditioning system with auxiliary heat source supply means |
| CN1847748A (en) * | 2005-03-28 | 2006-10-18 | 潘戈 | Geoheat circulating and exchanging underground energy storing liquid reservoir |
| CN201314727Y (en) * | 2008-11-19 | 2009-09-23 | 广东美的电器股份有限公司 | Integrated water-source heat pump unit |
| CN107120868A (en) * | 2017-06-21 | 2017-09-01 | 宝莲华新能源技术（上海）股份有限公司 | A kind of cooling water control system for improving earth-source hot-pump system Energy Efficiency Ratio |
| CN108006805A (en) * | 2017-12-28 | 2018-05-08 | 吉林省大维科技发展有限公司 | A kind of combination heating system of air energy heat pump and solar energy heat collector |
| CN108895717A (en) * | 2018-06-28 | 2018-11-27 | 湖南湖大瑞格能源科技有限公司 | A kind of energy-saving control method and system of soil source heat pump system |
| CN212842310U (en) * | 2020-04-28 | 2021-03-30 | 芜湖弋江海创高新智能空调股份有限公司 | Integrated water-ground source heat pump air conditioning system |
Non-Patent Citations (1)
| Title |
|---|
| 张金和编著: "《图解供热系统安装》", 31 July 2007, 中国电力出版社, pages: 275 - 277 * |
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