CN210485845U - Closed circulation ground/water source temperature difference heat supply/cold system - Google Patents
Closed circulation ground/water source temperature difference heat supply/cold system Download PDFInfo
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- CN210485845U CN210485845U CN201921042193.1U CN201921042193U CN210485845U CN 210485845 U CN210485845 U CN 210485845U CN 201921042193 U CN201921042193 U CN 201921042193U CN 210485845 U CN210485845 U CN 210485845U
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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
- Y02B10/40—Geothermal heat-pumps
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Abstract
The utility model discloses a closed circulation ground/water source difference in temperature heating/cold system is including arranging cold heat collection pipe group in underground or underwater, arrange in the material that needs heat supply/cold or the peripheral cooling heat supply pipe group of material, expansion tank, a water pump, cold heat collection pipe group and cold heat supply pipe group end to end connection, the water pump is connected between cold heat collection pipe group and cold heat supply pipe group, and the play water end and the cold heat collection pipe group link of water pump, expansion tank sets up the upper portion at heat supply/cold system, and be connected with the end of intaking of water pump. The system fully utilizes the temperature difference between the ground source water source and the materials to provide heat or cold, and is energy-saving, environment-friendly and low in investment cost.
Description
Technical Field
The utility model relates to a renewable energy utilizes's technical field, especially relates to a closed circulation ground/water source difference in temperature heating/cold system.
Background
At present, most of cooling and heating of residences, offices, industries, agriculture and buildings adopt an electric and fuel combustion mode, the modes have high energy consumption, high investment cost and high annual operation cost, and particularly in occasions requiring a large number of cold and heat sources, the investment of the conventional cooling and heating technology is higher, the system is complex, the operation management is complex, and certain limitation is imposed on the use. Therefore, it is necessary to develop a system for supplying and cooling heat by using renewable natural energy, which is simple and easy to implement.
Disclosure of Invention
For solving the problem of the prior art, the utility model aims at providing a closed circulation ground/water source difference in temperature heating/cold system, its difference in temperature between ground/water source and the material of having utilized effectively carries out heating/cold, and simple easy realization.
In order to achieve the above object, the utility model discloses a closed circulation ground/water source difference in temperature heating/cold system is including arranging at the underground or cold heat collection pipe group of collection under water, arrange in the material that needs heat supply/cold or the peripheral cooling heat supply pipe group of material, expansion tank, a water pump, cold heat collection pipe group and cooling heat supply pipe group end to end connection, the water pump is connected between cold heat collection pipe group and cooling heat supply pipe group, and the play water end and the cold heat collection pipe group joint of water pump, expansion tank sets up the upper portion at heat supply/cold system, and is connected with the end of intaking of water pump.
Further, in the case where the cold-collecting heat-collecting tube group is arranged underground, the cold-collecting heat-collecting tube group is arranged underground by a pipe-pulling or pipe-jacking method or an excavation method.
Furthermore, the cold collecting and heat collecting pipe set comprises a plurality of cold collecting and heat collecting pipes, the cold and heat supplying pipe set comprises a plurality of cold and heat supplying pipes, and the cold collecting and heat supplying pipes and the cold and heat supplying pipes are arranged in the same form.
Furthermore, liquid working media are arranged in the cold and heat collecting pipes.
Further, under the condition of winter heat supply, the heat supply/cooling system mainly utilizes the temperature difference to automatically drive the liquid working medium to circularly flow; in the condition of cooling in summer, the heat supply/cooling system drives the liquid working medium to circularly flow by using the water pump.
Furthermore, the expansion water tank is connected with an exhaust valve.
Furthermore, the expansion water tank is connected with a liquid working medium supplement pipeline.
The utility model discloses a closed circulation ground/water source difference in temperature heat supply/cold system has following beneficial effect:
(1) the temperature difference between a ground source water source and the heated/refrigerated material is fully utilized to provide heat or cold for the material, so that the energy is saved, the environment is protected, and the use cost is low;
(2) the system is simple and easy to realize, the investment cost is low, and the operation management is simple.
Drawings
The invention will be further described and illustrated with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of the closed cycle ground/water source temperature difference heating/cooling system of the present invention.
Fig. 2 is a schematic view of the cold-heat collecting tube set of fig. 1.
Detailed Description
The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the closed circulation ground/water source temperature difference heating/cooling system of the present invention includes a cold collecting and heat collecting pipe set 1, a cold supply and heat supply pipe set 2, an expansion tank 3, and a water pump 4. The cold collecting and heat collecting tube set 1 and the cold and heat supplying tube set 2 are connected end to form a closed circulation system.
The cold and heat collecting tube set 1 is arranged underground or underwater to collect geothermal heat/cold or hydrothermal heat/cold to form an underground or underwater heat and cold collector/cooler. When the heat collecting and collecting pipe group 1 is arranged underground, the pipe pulling or pipe jacking method or the excavation method is adopted for arranging the heat collecting and collecting pipe group 1 underground; when arranged underwater, the cold and heat collecting tube set 1 is arranged underwater by adopting a common construction technology. As shown in fig. 2, the cold and heat collecting tube set 1 includes a plurality of cold and heat collecting tubes 10, the cold and heat collecting tubes 10 are arranged at equal intervals and arranged in the same way, and similarly, the cold and heat supply tube set 2 includes a plurality of cold and heat supply tubes arranged in the same way, and such a design makes liquid resistance in the system easy to balance, hydraulic stability is good, and water distribution is balanced. Two ends of the plurality of cold collecting and heat collecting pipes 10 are respectively converged into two pipelines, and the two pipelines are respectively connected with two ends of the cooling and heating pipe group 2. The length and the pipe diameter of the cold collecting pipe 10 are determined according to the heat/cold requirement and through detailed thermal calculation.
The cold and heat supply pipe set 2 is arranged in or around the materials needing heat supply/cold to form a heat dissipation/cooling device. The water pump 4 is connected between the cold collecting and heat collecting pipe group 1 and the cold and heat supplying pipe group 2, the expansion water tank 3 is arranged at the upper part of the heat supplying/cooling system, the height of the expansion water tank meets the condition that the system is in a positive pressure state and does not generate air resistance, and the water inlet pipe and the water outlet pipe of the expansion water tank 3 are insulated. As shown by the liquid flowing direction of the arrow in figure 1, the water outlet end of the water pump 4 is connected with the cold and heat collecting tube set 1, and the expansion water tank 3 is connected with the water inlet end of the water pump 4 and used for accommodating the liquid expansion amount in the system. The upper part of the expansion water tank 3 is connected with a gas exhaust valve 5 for exhausting water vapor and preventing gas blockage. And a liquid working medium supplementing pipeline 6 is connected to the expansion water tank 3 and is used for supplementing liquid working media in the system.
The utility model mainly utilizes the temperature difference to automatically drive the liquid working medium to circulate for heat supply when the heat supply/cooling system supplies heat in winter, or utilizes the water pump 4 to assist in driving under the condition of insufficient temperature difference; and in summer, the water pump 4 is utilized to drive the liquid working medium to circulate for cooling. The system fully utilizes the temperature difference between a ground source water source and the heated/refrigerated material to provide heat or cold for the material, so that the material meets the required temperature requirement. The technology can be used for sewage and wastewater treatment in winter in cold areas, water body and water body bottom mud treatment in black and odorous rivers, solid waste (containing sludge and household garbage) treatment, indoor planting and cultivation in greenhouses and the like and heat supply in material storage (out-of-season fruits and vegetables and the like), and can also be used for indoor planting and cultivation in greenhouses and the like in various seasons in various areas, material storage (vegetable and fruit foods), air conditioning in production workshops and the like and cold supply.
The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.
Claims (7)
1. The closed circulation ground/water source temperature difference heat supply/cooling system is characterized by comprising a cold and heat collection pipe set arranged underground or underwater, a cold and heat supply pipe set arranged in or around materials needing heat supply/cooling, an expansion water tank and a water pump, wherein the cold and heat collection pipe set is connected with the cold and heat supply pipe set end to end, the water pump is connected between the cold and heat collection pipe set and the cold and heat supply pipe set, the water outlet end of the water pump is connected with the cold and heat collection pipe set, and the expansion water tank is arranged at the upper part of the heat supply/cooling system and is connected with the water inlet end of the water pump.
2. The closed cycle ground/water source temperature difference heating/cooling system as claimed in claim 1, wherein in case that the cold-collecting heat-collecting tube group is disposed underground, the cold-collecting heat-collecting tube group is disposed underground by a pipe-pulling or pipe-jacking method or a trenching method.
3. The closed cycle ground/water source temperature difference heating/cooling system as claimed in claim 1, wherein the cold collecting and heat collecting pipe set comprises a plurality of cold collecting and heat collecting pipes, the cold and heat supplying pipe set comprises a plurality of cold and heat supplying pipes, and the cold collecting and heat supplying pipes and the cold and heat supplying pipes are arranged in the same way.
4. The closed cycle ground/water source temperature differential heating/cooling system of claim 3, wherein the cold-collecting heat pipe has a liquid working medium therein.
5. The closed cycle ground/water source temperature difference heating/cooling system as claimed in claim 4, wherein in case of winter heating, the heating/cooling system automatically drives the liquid working medium to circulate mainly by using the temperature difference; and in the condition of cooling in summer, the heat supply/cooling system drives the liquid working medium to circularly flow by using the water pump.
6. The closed cycle/water supply differential temperature heating/cooling system of claim 5, wherein the expansion tank is connected to a vent valve.
7. The closed cycle ground/water source temperature differential heating/cooling system of claim 6, wherein the expansion tank is connected to a liquid working medium makeup line.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921042193.1U CN210485845U (en) | 2019-07-05 | 2019-07-05 | Closed circulation ground/water source temperature difference heat supply/cold system |
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CN201921042193.1U CN210485845U (en) | 2019-07-05 | 2019-07-05 | Closed circulation ground/water source temperature difference heat supply/cold system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111769381A (en) * | 2020-07-14 | 2020-10-13 | 孙亚林 | Multilayer rod type grounding system of lightning arrester |
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2019
- 2019-07-05 CN CN201921042193.1U patent/CN210485845U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111769381A (en) * | 2020-07-14 | 2020-10-13 | 孙亚林 | Multilayer rod type grounding system of lightning arrester |
CN111769381B (en) * | 2020-07-14 | 2021-11-09 | 广西电网有限责任公司钦州供电局 | Multilayer rod type grounding system of lightning arrester |
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