CN212841797U - Heating system capable of storing energy in season crossing mode - Google Patents

Heating system capable of storing energy in season crossing mode Download PDF

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Publication number
CN212841797U
CN212841797U CN202021191108.0U CN202021191108U CN212841797U CN 212841797 U CN212841797 U CN 212841797U CN 202021191108 U CN202021191108 U CN 202021191108U CN 212841797 U CN212841797 U CN 212841797U
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China
Prior art keywords
heat
water
storage tank
water supply
supply pipe
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CN202021191108.0U
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Chinese (zh)
Inventor
杨昱
徐彦平
孙业蒙
付瑜
杨凌文
周娟
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Henan Ju'an Heating Technology Co ltd
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Henan Ju'an Heating Technology Co ltd
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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
    • 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
    • Y02B10/40—Geothermal heat-pumps
    • 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
    • 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
    • Y02E10/10—Geothermal energy
    • 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
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage
    • 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
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin

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  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The utility model discloses a heating system for cross-season energy storage, which comprises a solar heat collector, an overground heat storage tank, an underground heat storage layer, a water source heat pump unit, a tail end heat exchange device, a water supply well and a recharge well; the solar heat collector is connected with the overground heat storage tank through a water supply pipe and a sewer pipe of the heat collector; a temperature sensor is arranged in the overground heat storage tank; a second water pump is arranged in the water supply well, the second water pump is connected with the water source heat pump unit through a water supply pipe of the heat pump unit, and a heat pump unit water return pipe connected with the water source heat pump unit is arranged in the recharging well; the water source heat pump unit is connected with the tail end heat exchange device through a pipeline; a heat storage tank water supply pipe connected with a heat pump unit water supply pipe and a heat storage tank sewer pipe connected with a heat pump unit water return pipe are arranged on the overground heat storage tank; the overground heat storage tank is connected with the tail end heat exchange device through a pipeline. The utility model provides the high energy conversion of system is imitated, can guarantee the temperature requirement of heating, is favorable to saving the construction cost in earlier stage.

Description

Heating system capable of storing energy in season crossing mode
Technical Field
The utility model relates to a solar thermal energy utilizes technical field, concretely relates to stride heating system of season energy storage.
Background
With the development of social economy and the improvement of the living standard of people, the total energy consumption for heating and air conditioning is larger and larger. At present, the energy consumption of heating in the north accounts for 25 percent of the total energy consumption of buildings in China, and the energy consumption tends to increase year by year, which generates great pressure on energy supply in China. The traditional heating system in China consists of a heat source (such as a coal-fired boiler, a gas oil boiler, a thermalization power station and the like), a heat supply network and an indoor heating system. The following problems exist in long-term operation: firstly, the heating energy consumption in China is too high; secondly, the high potential energy (such as coal, gas, oil, electricity and the like) is unreasonably used; thirdly, a heat source of the traditional heating discharges a large amount of harmful substances such as CO2, SO2, dust and the like. Therefore, developing novel environment-friendly renewable energy sources and improving the energy utilization efficiency of the heating system become key ways for solving the problems of heating energy conservation and emission reduction.
Solar energy is a clean energy with wide distribution and no pollution, and the development of the heat utilization technology is the most mature. Solar energy is also an energy source with seasonal and intermittent changes, for example, a high-efficiency heat conversion technology and a cross-seasonal heat storage technology are utilized to meet the heating requirement of a building, and the solar energy utilization rate and the economical efficiency of a heating system are improved to a greater extent. The existing cross-season energy storage heating system directly stores solar energy acquired by a solar heat collector in an underground energy storage area in an underground hot water mode in a heating season or a non-heating season, and hot water is conveyed to a tail end heat exchange device through a water source heat pump to meet the heat supply requirement of a building when heating is needed in the heating season. However, the energy obtained by the solar heat collector passes through the underground heat storage layer and the water source heat pump in sequence, so that considerable energy loss exists, the energy conversion efficiency of the system is low, and the improvement of the energy conversion efficiency of the system is more important particularly in winter. Because the energy loss of the system is large, in order to ensure normal heating in a heating season, the construction scale of the solar thermal collector and the underground heat storage layer needs to be enlarged, and the construction cost in the early stage is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the not enough of prior art, provide a can improve energy conversion efficiency, save earlier stage construction cost's heating system of energy storage of striding season.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the heating system for cross-season energy storage comprises a solar heat collector, an overground heat storage tank, an underground heat storage layer, a water source heat pump unit, a tail end heat exchange device, a water supply well and a recharging well, wherein the water supply well and the recharging well are communicated with the underground heat storage layer; the solar heat collector is connected with the ground heat storage tank through a heat collector water supply pipe and a heat collector sewer pipe, and a first water pump is arranged on the heat collector water supply pipe; a temperature sensor for monitoring the water temperature in the overground heat storage tank is arranged in the overground heat storage tank; a second water pump is arranged in the water supply well, the second water pump is connected with a water source heat pump unit through a water supply pipe of the heat pump unit, and a heat pump unit water return pipe connected with the water source heat pump unit is arranged in the recharging well; the water source heat pump unit is connected with the tail end heat exchange device through a water supply pipe of the first heat exchange device and a water return pipe of the first heat exchange device; a heat storage tank water supply pipe connected with a heat pump unit water supply pipe and a heat storage tank sewer pipe connected with a heat pump unit water return pipe are arranged on the overground heat storage tank, a first valve is arranged on the heat storage tank water supply pipe, and a second valve is arranged on the heat storage tank sewer pipe; the overground heat storage tank is connected with the tail end heat exchange device through a second heat exchange device water supply pipe and a second heat exchange device water return pipe, a third valve and a third water pump are arranged on the second heat exchange device water supply pipe, and a fourth valve is arranged on the second heat exchange device water return pipe.
Furthermore, a first filtering device is arranged on a water supply pipe of the heat collector, and a second filtering device is arranged on a water supply pipe of the heat pump unit; the first filtering device and the second filtering device are used for filtering impurities in water.
Further, the ground heat storage tank comprises a metal inner container placed on the ground, a first heat preservation layer coated on the outer surface of the metal inner container and a concrete pouring layer coated on the outer side of the first heat preservation layer; the top of the metal inner container is provided with a plurality of water inlet pipes and a plurality of water outlet pipes, and the bottom of the metal inner container is provided with a sewage discharge pipe; the heat storage tank water supply pipe, the second heat exchange device water return pipe and the heat collector water supply pipe are respectively connected with corresponding water inlet pipes, and the heat collector sewer pipe, the heat storage tank sewer pipe and the second heat exchange device water supply pipe are respectively connected with corresponding water outlet pipes.
Furthermore, a base layer, a second heat-insulating layer and a third heat-insulating layer are sequentially arranged between the metal inner container and the ground from bottom to top.
Furthermore, the second heat-insulating layer comprises a plurality of supporting bars built by heat-insulating bricks, and the supporting bars are arranged at equal intervals; the heat preservation interlayer is arranged in the gap between the support bars.
Further, the first heat-preservation layer and the heat-preservation interlayer are both made of polyurethane foam materials.
Furthermore, the third insulating layer is a rock wool or polystyrene foam board covered on the top surface of the second insulating layer.
Further, the surface of the concrete pouring layer is coated with an anti-crack mortar layer.
Compared with the prior art, the energy acquired by the solar heat collector in the heating season is utilized by the terminal heat exchange device more, so that the energy conversion efficiency of the system is improved; the utility model discloses the solar collector of the equal scale of construction or underground heat accumulation layer can satisfy more terminal heat transfer device's heat supply demand, can also guarantee the temperature requirement of heating in heating season simultaneously, can save a large amount of earlier stage construction costs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the present invention;
fig. 2 is a schematic structural view of the overground heat storage tank of the present invention.
The reference numerals are explained below:
in the figure: 1. an underground heat storage layer; 2. a second water pump; 3. a water supply well; 4. recharging the well; 5. a water supply pipe of the heat pump unit; 6. a second filtering device; 7. a water return pipe of the heat pump unit; 8. a heat storage tank water supply pipe; 9. a first valve; 10. a second valve; 11. a heat storage tank downcomer; 12. a water source heat pump unit; 13. a first heat exchange device water return pipe; 14. a first heat exchange device water supply pipe; 15. a terminal heat exchange device; 16. a second heat exchange device water supply pipe; 17. a third water pump; 18. a third valve; 19. a fourth valve; 20. a water return pipe of the second heat exchange device; 21. an above-ground heat storage tank; 2101. a metal liner; 2102. a first insulating layer; 2103. pouring a concrete layer; 2104. an anti-crack mortar layer; 2105. a third insulating layer; 2106. a base layer; 2107. a supporting strip; 2108. a heat-insulating interlayer; 22. a temperature sensor; 23. a collector downcomer; 24. a first water pump; 25. A collector water supply pipe; 26. a first filtering device; 27. a solar heat collector; 28. a water inlet pipe; 29. a water outlet pipe; 30. a blow-off pipe; 31. and (4) the ground.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model provides a heating system of energy storage of striding season, including solar collector 27, ground heat accumulation jar 21, underground heat accumulation layer 1, water source heat pump set 12, terminal heat transfer device 15, water supply well 3 and recharging well 4 with underground heat accumulation layer 1 intercommunication; the solar heat collector 27 is connected with the ground heat storage tank 21 through a heat collector water supply pipe 25 and a heat collector sewer pipe 23, and a first water pump 24 is arranged on the heat collector water supply pipe 25; a temperature sensor 22 for monitoring the water temperature in the overground heat storage tank is arranged in the overground heat storage tank 21; a second water pump 2 is arranged in the water supply well 3, the second water pump 2 is connected with a water source heat pump unit 12 through a water supply pipe 5 of the heat pump unit, and a heat pump unit water return pipe 7 connected with the water source heat pump unit 12 is arranged in the recharging well 4; the water source heat pump unit 12 is connected with a tail end heat exchange device 15 through a first heat exchange device water supply pipe 14 and a first heat exchange device water return pipe 13; a heat storage tank water supply pipe 8 connected with a heat pump unit water supply pipe 5 and a heat storage tank sewer pipe 11 connected with a heat pump unit water return pipe 7 are arranged on the overground heat storage tank 21, a first valve 9 is arranged on the heat storage tank water supply pipe 8, and a second valve 10 is arranged on the heat storage tank sewer pipe 11; the overground heat storage tank 21 is connected with the tail end heat exchange device 15 through a second heat exchange device water supply pipe 16 and a second heat exchange device water return pipe 20, a third valve 18 and a third water pump 17 are arranged on the second heat exchange device water supply pipe 16, and a fourth valve 19 is arranged on the second heat exchange device water return pipe 20.
The utility model discloses in, still be provided with first filter equipment 26 on the heat collector delivery pipe 25, be provided with second filter equipment 6 on the heat pump set delivery pipe 5. The first filter device 26 and the second filter device 6 are both used for filtering fine impurities such as sand in water, wherein the second filter device 6 is used for primarily filtering water pumped out from the water supply well 3, and the first filter device 26 is used for deeply filtering water to be fed into the solar heat collector 27. The first filtering device 26 and the second filtering device 6 are beneficial to reducing the frequency of equipment failure, and prolonging the service life of key equipment such as the solar thermal collector 27, the water source heat pump unit 12 and the like.
The utility model discloses in, heat accumulation jar 21 on ground is including placing metal inner bag 2101 on ground 31, cladding at the first heat preservation 2102 and the concrete placement layer 2103 of cladding in the first heat preservation 2102 outside of metal inner bag 2101 surface. The first heat preservation layer 2102 and the concrete pouring layer 2103 both play a heat preservation role, and the heat loss of water in the metal inner container 2101 can be reduced through the combination of the first heat preservation layer and the concrete pouring layer. The top of the metal inner container 2101 is provided with three water inlet pipes 28 and three water outlet pipes 29, and the bottom of the metal inner container 2101 is provided with a sewage discharge pipe 30. The heat storage tank water supply pipe 8, the second heat exchange device water return pipe 20 and the heat collector water supply pipe 25 are respectively connected with corresponding water inlet pipes 28, and the heat collector sewer pipe 23, the heat storage tank sewer pipe 11 and the second heat exchange device water supply pipe 16 are respectively connected with corresponding water outlet pipes 29. During later equipment maintenance, sundries at the bottom of the overground heat storage tank 21 can be discharged through the drainage pipe 30, and the overground heat storage tank 21 is convenient to clean. The anti-crack mortar layer 2104 is coated on the surface of the concrete pouring layer 2103, and the coated anti-crack mortar layer 2104 can effectively prevent cracks from being generated on the outer surface of the concrete pouring layer 2103 and is beneficial to prolonging the service life of the above-ground heat storage tank 21.
The utility model discloses supreme basic unit 2106, second heat preservation and the third heat preservation 2105 of having set gradually down between well metal inner bag 2101 and the ground 31. The basic unit 2106 is formed by concrete pouring, the second heat preservation includes a plurality of support bars 2107 built by insulating bricks, and equidistant interval arranges between the support bars 2107, and the support bar 2107 plays the effect of supporting metal inner bag 2101. The heat preservation interlayer 2108 is arranged in the gap between the support bars 2107, the support bars 2107 built by the third heat preservation layer 2105, the heat preservation interlayer 2108 and the heat preservation bricks can effectively prevent the heat of the water in the metal inner container 2101 from being dissipated to the ground 31, and further improve the heat preservation effect of the ground heat storage tank 21. The first insulating layer 2102, the insulating interlayer 2108 and the third insulating layer 2105 are made of insulating materials, and specifically, both the first insulating layer 2102 and the insulating interlayer 2108 can be made of polyurethane foam. The third insulating layer 2105 is rock wool or polystyrene foam board covering the top surface of the second insulating layer, and the thickness of the third insulating layer 2105 can be controlled within the range of 25mm to 40 mm.
The working principle of the utility model is as follows:
in the non-heating season, the first valve 9 and the second valve 10 are opened, the third valve 18 and the fourth valve 19 are closed, the first water pump 24 supplies water to the solar heat collector 27, the solar heat collector 27 raises the temperature of water in the overground heat storage tank 21, the water heated in the overground heat storage tank 21 is returned to the underground heat storage layer 1 through the heat storage tank sewer pipe 11, the second water pump 2 pumps the water with lower temperature of the underground heat storage layer to the overground heat storage tank 21, namely, a water circulation loop is formed between the solar heat collector 27 and the overground heat storage tank 21, and a water circulation loop is formed between the overground heat storage tank 21 and the underground heat storage layer 1, so that the solar energy is stored in the underground heat storage layer 1 in the form of internal energy of water.
In the heating season, the first valve 9 and the second valve 10 are closed, the solar heat collector 27 raises the water temperature in the above-ground heat storage tank 21, and the temperature sensor 22 monitors the water temperature in the above-ground heat storage tank 21 in real time. When the temperature of water in the ground heat storage tank 21 reaches a certain temperature (the temperature of water meets the requirement of supplying heat to the tail-end heat exchange device 15), the third valve 18 and the fourth valve 19 are opened, meanwhile, the third water pump 17 is started, hot water in the ground heat storage tank 21 is directly conveyed to the tail-end heat exchange device 15, heat energy does not need to be converted between the underground heat storage layer 1 and a water source heat pump, therefore, the heat energy loss can be reduced, the energy conversion efficiency of the system is improved, and the mode usually occurs in the daytime with sufficient solar radiation. At night in a heating season or in a time period (for example, the solar radiation is insufficient in the early morning, the cloudy day, the rainy and snowy days and the like) when the water temperature in the heat storage tank 21 does not meet the heating requirement on the ground in the daytime, the third valve 18 and the fourth valve 19 are closed, and the water source heat pump unit 12 is started to supply heat to the tail end heat exchange device 15.
Compared with the prior art, the energy acquired by the solar heat collector 27 in the heating season of the utility model is utilized by the terminal heat exchange device 15, thereby improving the energy conversion efficiency of the system; the utility model discloses the solar collector 27 or the underground heat accumulation layer 1 of the equal scale of construction can satisfy more terminal heat transfer device 15's heat supply demand, can also guarantee the temperature requirement of heating in heating season simultaneously, can save a large amount of earlier stage construction costs.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. The heating system for cross-season energy storage is characterized by comprising a solar heat collector, an overground heat storage tank, an underground heat storage layer, a water source heat pump unit, a tail end heat exchange device, a water supply well and a recharging well, wherein the water supply well and the recharging well are communicated with the underground heat storage layer; the solar heat collector is connected with the ground heat storage tank through a heat collector water supply pipe and a heat collector sewer pipe, and a first water pump is arranged on the heat collector water supply pipe; a temperature sensor for monitoring the water temperature in the overground heat storage tank is arranged in the overground heat storage tank; a second water pump is arranged in the water supply well, the second water pump is connected with a water source heat pump unit through a water supply pipe of the heat pump unit, and a heat pump unit water return pipe connected with the water source heat pump unit is arranged in the recharging well; the water source heat pump unit is connected with the tail end heat exchange device through a water supply pipe of the first heat exchange device and a water return pipe of the first heat exchange device; a heat storage tank water supply pipe connected with a heat pump unit water supply pipe and a heat storage tank sewer pipe connected with a heat pump unit water return pipe are arranged on the overground heat storage tank, a first valve is arranged on the heat storage tank water supply pipe, and a second valve is arranged on the heat storage tank sewer pipe; the overground heat storage tank is connected with the tail end heat exchange device through a second heat exchange device water supply pipe and a second heat exchange device water return pipe, a third valve and a third water pump are arranged on the second heat exchange device water supply pipe, and a fourth valve is arranged on the second heat exchange device water return pipe.
2. The heating system with energy storage across seasons according to claim 1, wherein: the heat collector water supply pipe is also provided with a first filtering device, and the heat pump unit water supply pipe is provided with a second filtering device; the first filtering device and the second filtering device are used for filtering impurities in water.
3. The heating system with energy storage across seasons according to claim 1 or 2, wherein: the ground heat storage tank comprises a metal inner container placed on the ground, a first heat preservation layer coated on the outer surface of the metal inner container and a concrete pouring layer coated on the outer side of the first heat preservation layer; the top of the metal inner container is provided with a plurality of water inlet pipes and a plurality of water outlet pipes, and the bottom of the metal inner container is provided with a sewage discharge pipe; the heat storage tank water supply pipe, the second heat exchange device water return pipe and the heat collector water supply pipe are respectively connected with corresponding water inlet pipes, and the heat collector sewer pipe, the heat storage tank sewer pipe and the second heat exchange device water supply pipe are respectively connected with corresponding water outlet pipes.
4. The heating system capable of accumulating energy across seasons according to claim 3, wherein: and a base layer, a second heat-insulating layer and a third heat-insulating layer are sequentially arranged between the metal inner container and the ground from bottom to top.
5. The heating system capable of accumulating energy across seasons according to claim 4, wherein: the second heat-insulating layer comprises a plurality of supporting bars built by heat-insulating bricks, and the supporting bars are arranged at equal intervals; the heat preservation interlayer is arranged in the gap between the support bars.
6. The heating system capable of accumulating energy across seasons according to claim 5, wherein: the first heat-preservation layer and the heat-preservation interlayer are both made of polyurethane foam materials.
7. The heating system capable of accumulating energy across seasons according to claim 4, wherein: the third heat-insulating layer is a rock wool or polystyrene foam board covered on the top surface of the second heat-insulating layer.
8. The heating system capable of accumulating energy across seasons according to claim 3, wherein: and an anti-crack mortar layer is coated on the surface of the concrete pouring layer.
CN202021191108.0U 2020-06-24 2020-06-24 Heating system capable of storing energy in season crossing mode Active CN212841797U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021191108.0U CN212841797U (en) 2020-06-24 2020-06-24 Heating system capable of storing energy in season crossing mode

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Application Number Priority Date Filing Date Title
CN202021191108.0U CN212841797U (en) 2020-06-24 2020-06-24 Heating system capable of storing energy in season crossing mode

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Publication Number Publication Date
CN212841797U true CN212841797U (en) 2021-03-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110398084A (en) * 2019-07-22 2019-11-01 西安建筑科技大学 A kind of ground-source heat pump system and control method of continuously-running
CN114110717A (en) * 2021-11-22 2022-03-01 西安交通大学 Solar energy, power plant waste heat and shallow geothermal energy coupling energy storage system and working method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110398084A (en) * 2019-07-22 2019-11-01 西安建筑科技大学 A kind of ground-source heat pump system and control method of continuously-running
CN110398084B (en) * 2019-07-22 2021-10-08 西安建筑科技大学 Ground source heat pump system capable of continuously operating and control method
CN114110717A (en) * 2021-11-22 2022-03-01 西安交通大学 Solar energy, power plant waste heat and shallow geothermal energy coupling energy storage system and working method thereof

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