CN215597831U - Multi-heat-source complementary coupling water heating system - Google Patents
Multi-heat-source complementary coupling water heating system Download PDFInfo
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- CN215597831U CN215597831U CN202122046315.8U CN202122046315U CN215597831U CN 215597831 U CN215597831 U CN 215597831U CN 202122046315 U CN202122046315 U CN 202122046315U CN 215597831 U CN215597831 U CN 215597831U
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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
- 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 discloses a multi-heat-source complementary coupling water heating system, belonging to the technical field of heat pumps; the system comprises a solar energy conversion system and an underground air heat source conversion system; the solar heat collector is connected with the heat storage water tank; a hot water outlet of the heat storage water tank is connected with a first heat exchanger through a pipeline, and a hot air outlet of the first heat exchanger is connected with a shaft; an inlet of the dust removal device is connected to a mine return air duct, an outlet of the dust removal device is connected with an air source heat pump, a heat source outlet of the air source heat pump is connected with a second heat exchanger, and the second heat exchanger is connected with a heat storage water tank through a hot water pipeline; the utility model couples the solar energy with the underground air heat source energy, avoids the defects of the two energy sources, simultaneously makes full use of the characteristics of the two energy sources, and solves the use problem of producing and living hot water and the problem of shaft freeze prevention in winter.
Description
Technical Field
The utility model belongs to the technical field of heat pumps, and particularly relates to a multi-heat-source complementary coupling water heating system.
Background
The air source heat pump has the advantages of energy conservation, environmental protection, reliable performance and the like, is gradually widely applied to building heating and domestic hot water supply, but has obvious energy efficiency attenuation and serious frosting problem under outdoor low-temperature condition, and is difficult to stably meet the heating requirement. The solar energy is one of the most environment-friendly energy sources, is inexhaustible and inexhaustible, is discontinuous and unstable, has certain limitation when being used alone, and still needs other heat sources for auxiliary heating to meet all-weather heating and hot water supply.
The heat energy which can be utilized also exists in the underground environment of the coal mine, the deeper the coal mine is, the underground heat rises, and in order to improve the working environment in the coal mine, the problem is usually solved by adopting a ventilation cooling mode. The air entering the coal mine continuously exchanges heat with the gas under the coal mine, and finally, the ground temperature of the air and the coal mine reaches balance. The ground temperature of the coal mine is basically constant, so that the return air temperature of the coal mine is basically constant all the year round and is rarely influenced by the outside air temperature. Therefore, the coal mine ventilation air methane is a stable and high-quality waste heat resource. But the problem of low-temperature icing also can appear in the mine in winter simultaneously, and how to integrate and utilize various cheap natural energy, it is the problem that needs to solve to provide convenience for live production.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art, provides a multi-heat-source complementary coupling water heating system, and solves the problem of coupling utilization of underground heat energy and solar energy of a mine.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a multi-heat-source complementary coupling water heating system comprises a solar energy conversion system and an underground air heat source conversion system; the solar energy conversion system comprises a solar heat collector, a first hot water pump, a first electromagnetic valve, a first heat exchanger and a water supplementing pump, wherein the solar heat collector is connected with the heat storage water tank; and a hot water outlet of the heat storage water tank is connected with a first heat exchanger through a pipeline, and a hot air outlet of the first heat exchanger is connected with the shaft.
The underground air heat source conversion system comprises an air source heat pump, a second heat exchanger and a dust removal device; the inlet of the dust removal device is connected to the mine return air duct through an air pipe, the outlet of the dust removal device is connected with an air source heat pump, the heat source outlet of the air source heat pump is connected with a second heat exchanger, the second heat exchanger is connected with a heat storage water tank through a hot water pipeline, and the hot water pipeline is provided with a second hot water pump and a second electromagnetic valve.
Furthermore, the air pipe is connected with a fan.
Furthermore, a fan is arranged on a pipeline connecting a hot air outlet of the first heat exchanger and the shaft.
Furthermore, a cooling water outlet of the first heat exchanger is connected with a water replenishing pump.
Furthermore, a third electromagnetic valve is arranged on a pipeline connecting a cooling water outlet of the first heat exchanger and the water replenishing pump.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model couples the solar energy with the underground air heat source energy, avoids the defects of the two energy sources, simultaneously makes full use of the characteristics of the two energy sources, and solves the use problem of producing and living hot water and the problem of shaft freeze prevention in winter.
The solar energy and underground air heat source two systems can be switched to use or jointly used according to the ambient temperature to achieve the purpose of improving the water temperature.
Drawings
Fig. 1 is a schematic structural view of a water heating system according to the present invention.
In the figure, 1 is a solar heat collector, 2 is a first hot water pump, 3 is a first electromagnetic valve, 4 is a first heat exchanger, 5 is a water replenishing pump, 6 is a heat storage water tank, 7 is a shaft, 8 is an air source heat pump, 9 is a second heat exchanger, 10 is a dust removal device, 11 is a mine return air duct, 12 is a second hot water pump, 13 is a second electromagnetic valve, 14 is a fan, and 15 is a third electromagnetic valve.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail with reference to the embodiments and the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in FIG. 1, the system is a multi-heat source complementary coupling water heating system, comprising a solar energy conversion system and a downhole air heat source conversion system; the solar energy conversion system comprises a solar heat collector 1, a first hot water pump 2, a first electromagnetic valve 3, a first heat exchanger 4 and a water supplementing pump 5, wherein the solar heat collector 1 is connected with a heat storage water tank 6, the first hot water pump 2 and the first electromagnetic valve 3 are arranged on a circulating pipeline of the solar heat collector 1 and the heat storage water tank 6, and the water supplementing pump 5 is connected with the circulating pipeline; a hot water outlet of the heat storage water tank 6 is connected with the first heat exchanger 4 through a pipeline, and a hot air outlet of the first heat exchanger 4 is connected with the shaft 7; a fan 14 is arranged on a pipeline connecting the hot air outlet of the first heat exchanger 4 and the shaft 7. A cooling water outlet of the first heat exchanger 4 is connected with a water replenishing pump 5; and a third electromagnetic valve 15 is arranged on a pipeline connecting a cooling water outlet of the first heat exchanger 4 and the water replenishing pump 5.
The solar heat collector 1 is a vacuum tube solar heat collector 1 with double-layer glass and vacuum heat insulation in the middle, and heat absorbed by the glass tube is not transferred outwards but only transferred to water in the glass tube. The heat exchange medium in the first heat exchanger 4 is cold air and hot water, the first heat exchanger 4 is opened in winter, and the low-temperature air is heated to provide air with the temperature of more than 2 ℃ for the shaft 7, so that the shaft is prevented from being frozen. Meanwhile, the cooling water discharged by the first heat exchanger 4 can be returned to the water replenishing pump 5 again for recycling.
The underground air heat source conversion system comprises an air source heat pump 8, a second heat exchanger 9 and a dust removal device 10; the dust removal device 10 is underground return air dust removal equipment commonly used in coal mines, an inlet of the dust removal device 10 is connected to a mine return air duct 11 through an air pipe, and the air pipe is connected with a fan 14; the outlet of the dust removal device 10 is connected with the air source heat pump 8 and provides return air with higher underground temperature for the air source heat pump 8; and a heat source outlet of the air source heat pump 8 is connected with a second heat exchanger 9, the second heat exchanger 9 is connected with the heat storage water tank 6 through a hot water pipeline, and a second hot water pump 12 and a second electromagnetic valve 13 are arranged on the hot water pipeline. Wherein the heat exchange medium of the second heat exchanger 9 is underground return air and cold water, the cold water is heated by the second heat exchanger 9 and then enters the hot water storage tank 6, and the cooling air discharged from the air source heat pump 8 can be connected to the shaft 7 through a pipeline for underground ventilation.
The specific working process of the system is as follows: in summer, the first heat exchanger 4 is closed, and the third electromagnetic valve 15 is closed at the same time; the advanced dust removal of hot air in the mine return air duct 11 is carried out through the fan 14 connected with the air pipe, then the heat energy is exchanged for low-temperature water through the air source heat pump 8 and the second heat exchanger 9, the low-temperature water is heated and then enters the heat storage water tank 6 through the second hot water pump 12, and then the user end is used, and meanwhile, the hot water can be provided by heating the water through the solar heat collector 1. In rainy days or cloudy days, the solar energy conversion system can be closed, only the underground air heat source conversion system is utilized, and the underground air heat source conversion system can also be closed according to the requirement, and the solar energy conversion system is utilized.
In winter, the first heat exchanger 4 and the third electromagnetic valve 15 are opened, hot water in the heat storage water tank 6 can enter the first heat exchanger 4 to exchange heat with external cold air except for being used by a user end to increase the air temperature, and the hot water is introduced into the shaft 7 to heat the shaft.
The system couples the solar energy with the underground air heat source energy, avoids the defects of the two energy sources, simultaneously makes full use of the characteristics of the two energy sources, and solves the use problem of producing and living hot water and the problem of shaft freezing prevention in winter. The solar energy and underground air heat source two systems can be switched to use or jointly used according to the ambient temperature to achieve the purpose of improving the water temperature.
While the utility model has been described in further detail with reference to specific preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. A multi-heat-source complementary coupling water heating system is characterized by comprising a solar energy conversion system and a downhole air heat source conversion system; the solar energy conversion system comprises a solar heat collector (1), a first hot water pump (2), a first electromagnetic valve (3), a first heat exchanger (4) and a water replenishing pump (5), wherein the solar heat collector (1) is connected with a heat storage water tank (6), the first hot water pump (2) and the first electromagnetic valve (3) are arranged on a circulating pipeline of the solar heat collector (1) and the heat storage water tank (6), and the water replenishing pump (5) is connected with the circulating pipeline; a hot water outlet of the heat storage water tank (6) is connected with a first heat exchanger (4) through a pipeline, and a hot air outlet of the first heat exchanger (4) is connected with a shaft (7);
the underground air heat source conversion system comprises an air source heat pump (8), a second heat exchanger (9) and a dust removal device (10); the inlet of the dust removal device (10) is connected to a mine return air duct (11) through an air pipe, the outlet of the dust removal device (10) is connected with an air source heat pump (8), the heat source outlet of the air source heat pump (8) is connected with a second heat exchanger (9), the second heat exchanger (9) is connected with a heat storage water tank (6) through a hot water pipeline, and a second hot water pump (12) and a second electromagnetic valve (13) are arranged on the hot water pipeline.
2. A multiple heat source complementary coupled water heating system as claimed in claim 1, wherein a fan (14) is connected to the air duct.
3. A multi-heat-source complementary coupling water heating system as claimed in claim 1, wherein a fan (14) is arranged on a pipeline connecting the hot air outlet of the first heat exchanger (4) and the shaft (7).
4. A multi-heat-source complementary coupling water heating system as claimed in claim 1, wherein the cooling water outlet of the first heat exchanger (4) is connected with a water replenishing pump (5).
5. A multi-heat-source complementary coupling water heating system as claimed in claim 4, characterized in that a third electromagnetic valve (15) is arranged on a pipeline connecting the cooling water outlet of the first heat exchanger (4) and the water replenishing pump (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122046315.8U CN215597831U (en) | 2021-08-27 | 2021-08-27 | Multi-heat-source complementary coupling water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122046315.8U CN215597831U (en) | 2021-08-27 | 2021-08-27 | Multi-heat-source complementary coupling water heating system |
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| Publication Number | Publication Date |
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| CN215597831U true CN215597831U (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122046315.8U Active CN215597831U (en) | 2021-08-27 | 2021-08-27 | Multi-heat-source complementary coupling water heating system |
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| CN (1) | CN215597831U (en) |
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2021
- 2021-08-27 CN CN202122046315.8U patent/CN215597831U/en active Active
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