CN210663011U - Solar energy and air source heat pump combined heating system suitable for office building schools - Google Patents
Solar energy and air source heat pump combined heating system suitable for office building schools Download PDFInfo
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- CN210663011U CN210663011U CN201921378124.8U CN201921378124U CN210663011U CN 210663011 U CN210663011 U CN 210663011U CN 201921378124 U CN201921378124 U CN 201921378124U CN 210663011 U CN210663011 U CN 210663011U
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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]
- Y02B30/12—Hot water central heating systems using heat pumps
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model provides a solar energy air source heat pump combined heating system suitable for office building school, the solar energy thermal-arrest is given first place to, air source heat pump is for assisting. The system consists of a heat collection circulation loop, a heat exchange circulation loop, a heat supply circulation loop and an auxiliary heat circulation loop; the heat collection circulation loop is formed by sequentially communicating a solar heat collector, a water pump a and a solar water tank through a copper transmission pipeline; the heat exchange circulation loop is formed by sequentially communicating a solar water tank, a water pump b and a heat storage water tank through a copper transmission pipeline; the heat supply circulation loop is formed by mutually communicating a heat storage water tank and a fan coil through a copper transmission pipeline; the auxiliary heat circulation loop is formed by sequentially communicating an air source heat pump unit, a water pump c and a heat storage water tank through a copper transmission pipeline. The heating system has stable operation and low cost, and can be widely applied to heating of buildings such as office buildings, schools and the like.
Description
Technical Field
The utility model relates to a solar energy thermal-arrest is given first place to, air source heat pump is for assisting to have the heating system of heat accumulation function concurrently, especially a joint heating system who is applicable to office building and school.
Background
Solar energy is greatly influenced by natural conditions such as day and night, seasons, latitudes and altitudes and random factors such as overcast and rainy weather, and the solar heat flow density is low, so that the required solar heat collection area and the heat storage capacity are large if a high heating guarantee rate is realized. In the prior art, electric heating is mostly adopted as an auxiliary heat source, and the energy consumption is high. Office building and school's heating are different from the residential heating, and the residential heating all day 24 hours all needs guarantee, and office building and school's heating is limited to daytime only, and the system is not used in cold environment down the pipeline and is easily frozen bad night, and the system operation is unstable.
Disclosure of Invention
In view of the above-mentioned defect, the utility model aims at providing a solar energy air source heat pump combined heating system suitable for office building school, this system combines solar energy technique and air energy technique together organically, utilizes air source heat pump jointly to operate with it, and supplementary heating uses the air source heat pump to satisfy when solar energy system's heat can not satisfy the building heat load demand. The combined heating system consisting of solar heating and air source heat pump heating can obtain the maximum energy environmental protection benefit, and the two systems make up for each other, thereby improving the COP value of the system and saving the operating cost. Therefore, solar energy and air source heat pump combine the heating, not only can make full use of renewable energy, reduce the working costs, and air source heat pump operation period efficiency ratio, air source heat pump can also regard as solar energy heating's auxiliary heat source, through increasing heat storage water tank, not only can the heat accumulation, can also ensure heating system steady operation, has frost-proof demand when satisfying user's night system not using simultaneously.
The to-be-solved technical problem of the utility model is: the solar air source heat pump heating system can be used in office buildings and schools, takes solar energy as a main energy source and takes an air source heat pump as an auxiliary energy source, and can operate efficiently and stably.
The utility model provides a technical scheme that its technical problem adopted is: a solar energy and air source heat pump combined heating system suitable for office buildings and schools is composed of a heat collection circulation loop, a heat exchange circulation loop, a heat supply circulation loop and an auxiliary heat circulation loop; the method is characterized in that: the heat collection circulation loop is formed by sequentially communicating a solar heat collector, a water pump a and a solar water tank through a copper transmission pipeline; the heat exchange circulation loop is formed by sequentially communicating a solar water tank, a water pump b and a heat storage water tank through a copper transmission pipeline; the heat supply circulation loop is formed by mutually communicating a heat storage water tank and a fan coil through a copper transmission pipeline; the auxiliary heat circulation loop is formed by sequentially communicating an air source heat pump unit, a water pump c and a heat storage water tank through a copper transmission pipeline. The air source heat pump unit is formed by sequentially connecting a condenser, a compressor, a gas-liquid separator, an evaporator, an electronic expansion valve and a filter; the solar water tank and the heat storage water tank are both provided with a water inlet and a water outlet.
Further conduct the utility model discloses technical scheme's improvement, solar collector adopts full runner ultra-low temperature flat type heat collector, and the heat absorption efficiency is up to more than 95%.
Further conduct the utility model discloses technical scheme's improvement installs vapour and liquid separator on the transmission pipeline before getting into the compressor induction port, prevents to cause the liquid to hit to the compressor.
Further as the utility model discloses technical scheme's improvement, heat transfer medium be the environmental protection refrigerant, can confirm heat transfer medium's model according to specific demand.
The utility model has the advantages that: the solar heat collector is used for producing hot water in the daytime and storing the hot water in the heat storage water tank, and the solar heat collection system supplies heat and stores heat in the daytime. The air source heat pump is used as an auxiliary heat source, so that the problem of an auxiliary heat source for solar heating is solved, and the one-time investment for solar heating is reduced. The solar energy is renewable energy, the COP value is higher in the operation period of the air source heat pump, and the operation cost is saved. The solar water heater has the advantages that the heat storage water tank is added, the defect of intermittent energy supply of solar energy is overcome, the stable operation of a heating system is guaranteed, and the requirement of freezing prevention when a user does not use the solar water heater at night is met.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a solar heat collector; 2. a water pump a; 3. a solar water tank; 4. a water pump b; 5. a heat storage water tank; 6. a fan coil; 7. a condenser; 8. a compressor; 9. a gas-liquid separator; 10. an evaporator; 11. an electronic expansion valve; 12. a filter; 13. and (c) a water pump.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1, the utility model describes a solar energy air source heat pump combined heating system suitable for office building schools, which comprises a solar heat collector (1), a water pump a (2) and a solar water tank (3) which are mutually communicated through a copper transmission pipeline to form a heat collection circulation loop, wherein a heat conduction medium special for solar energy is used in the heat collection circulation loop; the solar water tank (3), the water pump b (4) and the heat storage water tank (5) are communicated with each other through a copper transmission pipeline to form a heat exchange circulation loop, and heat in the solar water tank is stored in the heat storage water tank; the heat storage water tank (5) and the fan coil (6) are communicated with each other through a copper transmission pipeline to form a heat supply circulation loop for supplying heat to a terminal user; an air source heat pump unit consisting of a condenser (7), a compressor (8), a gas-liquid separator (9), an evaporator (10), an electronic expansion valve (11) and a filter (12) is communicated with a water pump c (13) and a heat storage water tank (5) through a copper transmission pipeline to form an auxiliary heat circulation loop, and the heat storage water tank (5) is subjected to auxiliary heating when the illumination is insufficient; the solar water tank (3) and the heat storage water tank (5) are respectively provided with a water inlet and a water outlet. The outer wall surface of the solar heat collector (1) is coated with selective absorption materials. The heat transfer medium in the pipeline of the air source heat pump system is an environment-friendly refrigerant, and the type can be selected according to actual requirements.
The utility model discloses a concrete operation principle:
A. when the illumination is sufficient in the daytime, the water in the solar water tank is heated by the heat absorbed by the solar heat collector (1), then enters the heat storage water tank (5) through the water pump b (4), and then flows through the tail end fan coil (6) to supply heat to the interior of an office building.
B. When the illumination is insufficient, the heat storage water tank (5) starts to emit stored heat to supply heat for a user through the fan coil (6);
C. and when the heat in the heat storage water tank does not meet the heating requirement, starting the air source heat pump unit.
D. After exchanging heat with air, the refrigerant flows out of the evaporator (10), enters a gas-liquid separator (9), is separated into liquid phase refrigerant and is stored so as to prevent liquid impact on the compressor. Then the gas enters a compressor (8) to be changed into high-temperature and high-pressure gas, is changed into normal-pressure and low-temperature liquid after being condensed by a condenser (7), then enters a filter (12), is reduced in pressure by an electronic expansion valve (11), and returns to an evaporator (10), so that a cycle is completed. The condensation heat in the process exchanges heat with water in an external water tank and is stored in a heat storage water tank (5) so as to continue to supply heat to an end user through a fan coil.
Of course, the above description is only used to describe the technical solution of the present invention, and not to limit it; those skilled in the art may make improvements and modifications to the above-described solution without departing from the scope of the invention as defined by the claims.
Claims (3)
1. A solar energy and air source heat pump combined heating system suitable for office buildings and schools is composed of a heat collection circulation loop, a heat exchange circulation loop, a heat supply circulation loop and an auxiliary heat circulation loop; the method is characterized in that: the heat collection circulation loop is formed by sequentially communicating a solar heat collector (1), a water pump a (2) and a solar water tank (3) through a copper transmission pipeline; the heat exchange circulation loop is formed by sequentially communicating a solar water tank (3), a water pump b (4) and a heat storage water tank (5) through a copper transmission pipeline; the heat supply circulation loop is formed by mutually communicating a heat storage water tank (5) and a fan coil (6) through a copper transmission pipeline; the auxiliary heat circulation loop is formed by sequentially communicating an air source heat pump unit, a water pump c (13) and a heat storage water tank (5) through a copper transmission pipeline.
2. The solar-air source heat pump combined heating system suitable for office building schools according to claim 1, wherein: the air source heat pump unit is formed by sequentially connecting a condenser (7), a compressor (8), a gas-liquid separator (9), an evaporator (10), an electronic expansion valve (11) and a filter (12).
3. The solar-air source heat pump combined heating system suitable for office building schools according to claim 1, wherein: the solar heat collector adopts a full-flow-channel ultralow-temperature flat plate type heat collector, and the heat absorption efficiency is up to more than 95%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921378124.8U CN210663011U (en) | 2019-08-23 | 2019-08-23 | Solar energy and air source heat pump combined heating system suitable for office building schools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921378124.8U CN210663011U (en) | 2019-08-23 | 2019-08-23 | Solar energy and air source heat pump combined heating system suitable for office building schools |
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| CN210663011U true CN210663011U (en) | 2020-06-02 |
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| CN201921378124.8U Active CN210663011U (en) | 2019-08-23 | 2019-08-23 | Solar energy and air source heat pump combined heating system suitable for office building schools |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207434A (en) * | 2020-01-17 | 2020-05-29 | 四川省建筑设计研究院有限公司 | Solar energy coupling air source heat pump complementary heating system and control method |
| CN111750542A (en) * | 2020-07-08 | 2020-10-09 | 山东城开远大装配式建筑有限公司 | Assembly type building element curing means |
| CN114440478A (en) * | 2022-01-10 | 2022-05-06 | 武汉赛尔太阳能科技有限公司 | Wind-heat type solar automatic heating system and control method thereof |
-
2019
- 2019-08-23 CN CN201921378124.8U patent/CN210663011U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207434A (en) * | 2020-01-17 | 2020-05-29 | 四川省建筑设计研究院有限公司 | Solar energy coupling air source heat pump complementary heating system and control method |
| CN111207434B (en) * | 2020-01-17 | 2021-11-16 | 四川省建筑设计研究院有限公司 | Solar energy coupling air source heat pump complementary heating system and control method |
| CN111750542A (en) * | 2020-07-08 | 2020-10-09 | 山东城开远大装配式建筑有限公司 | Assembly type building element curing means |
| CN111750542B (en) * | 2020-07-08 | 2022-04-08 | 山东城开远大装配式建筑有限公司 | Assembly type building element curing means |
| CN114440478A (en) * | 2022-01-10 | 2022-05-06 | 武汉赛尔太阳能科技有限公司 | Wind-heat type solar automatic heating system and control method thereof |
| CN114440478B (en) * | 2022-01-10 | 2023-12-05 | 武汉赛尔太阳能科技有限公司 | Wind-heat type solar automatic heating system and control method thereof |
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