CN210241967U - Heating system using geothermal energy as auxiliary energy - Google Patents
Heating system using geothermal energy as auxiliary energy Download PDFInfo
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- CN210241967U CN210241967U CN201921257993.5U CN201921257993U CN210241967U CN 210241967 U CN210241967 U CN 210241967U CN 201921257993 U CN201921257993 U CN 201921257993U CN 210241967 U CN210241967 U CN 210241967U
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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
- Y02E10/10—Geothermal energy
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Abstract
The utility model belongs to cold water heating application provides an use geothermol power as auxiliary energy's heating system. The heating system with geothermal energy as auxiliary energy source comprises two ground heat exchangers for alternately heating water in a hot water storage tank; the two buried pipe heat exchangers are arranged underground and extend to the geothermal layer; outlets of the two ground heat exchangers are connected in parallel and communicated with an inlet of a heat exchange coil of the heat exchange coil arranged in the heat storage water tank; the outlet of the heat exchange coil is communicated with the inlets of the two ground heat exchangers through a one-way three-way valve I; an electric heating pipe for assisting heating is also arranged in the heat storage water tank; the electrothermal tube is arranged at the bottom of the heat storage water tank. The utility model discloses furthest has reduced the utilization to the high-order energy, is favorable to environmental protection and sustainable development, and furthest has reduced heating power loss.
Description
Technical Field
The utility model belongs to cold water heating application, concretely relates to heating system who uses geothermol power as auxiliary energy.
Background
Modern production and life are more and more dependent on energy, thereby bringing about two social problems: firstly, the limited reserves of fossil fuels such as coal, petroleum, natural gas and the like are gradually reduced; secondly, the waste gas discharged by the combustion of the fossil fuel pollutes the environment. Although part of the electric power is provided by wind energy, water power and solar energy, most of the electric power is provided by thermal power generation. Geothermal energy is used as clean energy which is pollution-free, renewable, stable and reliable, and has the advantages of large quantity, low carbon, environmental protection, on-site use and the like compared with traditional fossil energy such as coal, petroleum, natural gas and the like. Meanwhile, the development of geothermal resources also conforms to the national policy of energy conservation and emission reduction.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an use geothermol power as auxiliary energy's heating system, make its use that can the minimize high-order energy, the environmental protection.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a heating system using geothermy as auxiliary energy source is provided with two ground heat exchangers for alternately heating water in a hot water storage tank; the two ground heat exchangers are arranged underground and extend to the ground heat layer; outlets of the two ground heat exchangers are connected in parallel and communicated with an inlet of a heat exchange coil of the heat exchange coil arranged in the heat storage water tank through a one-way three-way valve II and a circulating pipeline; the circulating pipeline is arranged on the ground; the outlet of the heat exchange coil is communicated with the inlets of the two ground heat exchangers through a one-way three-way valve I; a circulating pump is arranged on a circulating pipeline between the one-way three-way valve II and the inlet of the heat exchange coil; the heat exchange coil is vertically arranged in the hot water storage tank; the inlet of the heat exchange coil is positioned at the upper part of the heat exchange coil, and the outlet of the heat exchange coil is positioned at the lower part of the heat exchange coil; an electric heating pipe for assisting heating is also arranged in the heat storage water tank; the electrothermal tube is arranged at the bottom of the heat storage water tank.
The periphery of the circulating pipeline is wrapped with a polyurethane foaming material; heat-conducting daub is arranged around the geothermal section of the ground heat exchanger to promote heat exchange; the periphery of the non-geothermal section of the ground heat exchanger is filled with glass wool heat-insulating particles.
The heat storage water tank comprises a shell, a heat insulation layer and an inner container; the shell is a cylinder, the top of the shell is provided with a pressure release valve, and the heat insulation layer is uniformly arranged on the periphery and the top bottom of the inner container of the heat storage water tank by adopting a polyurethane foam material; one side of the heat storage water tank is provided with a hot water outlet, the bottom of the other side of the heat storage water tank is provided with a cold water inlet, and a temperature sensor is arranged in the heat storage water tank.
The electric heating tube takes a metal tube as a shell, spiral electric heating alloy wires are uniformly distributed along the axial direction of the center in the tube, the gap is filled with dense magnesia, and the two ends of the tube opening are sealed by silica gel.
The utility model provides an use geothermol power as auxiliary energy's heating system utilizes stable, pollution-free geothermol power heating cold water, the make full use of natural energy, and furthest reduces the utilization to the high-order energy, is favorable to environmental protection and sustainable development, has compensatied similar clean energy (solar energy, air energy) and has received the not enough of weather effect, takes heat preservation measure to heat storage water tank and circulating line simultaneously, and the at utmost has reduced heating power loss.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the heat storage water tank of the present invention.
In the figure: 1. the heat-insulating device comprises a ground heat exchanger I, a ground heat exchanger II, a ground heat-conducting daub, 4, glass wool heat-insulating particles, 5, a one-way three-way valve I, a one-way three-way valve II, a one-way three-way valve 7, a circulating pump 8, a heat storage water tank 9, a pressure release valve 10, a hot water outlet 11, an electric heating pipe 12, a cold water inlet 13, a heat exchange coil 14, a heat exchange coil inlet 15, a heat exchange coil outlet 16, a shell 17, a heat-insulating layer 18, an inner container 19, a circulating pipeline 20 and a ground heat layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description of the embodiments of the present invention is provided for clear and complete description of the technical solutions. This embodiment is a part of the present invention, and not all embodiments. Based on the embodiments in the present invention, other embodiments obtained by a person of ordinary skill in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, a heating system using geothermal heat as an auxiliary energy source has two ground heat exchangers for alternately heating water in a hot water storage tank; the system comprises a ground heat exchanger I1 and a ground heat exchanger II 2; the structure of the ground heat exchanger I1 is the same as that of the ground heat exchanger II 2; the structure of the ground heat exchanger is more and mature technology, and not described too much, in the embodiment, the PE100 ground source heat pump pipe fitting is sent by Gansu Yudingjian plastics Co Ltd; heat-conducting daub 3 is arranged around the geothermal sections of the ground heat exchanger I1 and the ground heat exchanger II 2 to promote heat exchange; glass wool heat-insulating particles 4 are filled around the non-geothermal sections of the ground heat exchanger I1 and the ground heat exchanger II 2; the buried pipe heat exchanger I1 and the buried pipe heat exchanger II 2 are arranged underground and extend to the geothermal layer 20; outlets of the ground heat exchanger I1 and the ground heat exchanger II 2 are connected in parallel and communicated with a heat exchange coil inlet 14 of a heat exchange coil 13 arranged in the heat storage water tank 8 through a one-way three-way valve II 6 and a circulating pipeline 19; the periphery of the circulating pipeline 19 is wrapped with a polyurethane foaming material; the outlet 15 of the heat exchange coil is communicated with the inlets of the two ground heat exchangers through a one-way three-way valve I5; a circulating pump 4 is arranged on a circulating pipeline between the one-way three-way valve II 6 and the heat exchange coil inlet 14; the heat exchange coil 13 is vertically arranged in the heat storage water tank 8; the heat exchange coil inlet 14 is positioned at the upper part of the heat exchange coil 13, and the heat exchange coil outlet 15 is positioned at the lower part of the heat exchange coil 13; an electric heating tube 8 for auxiliary heating is also arranged in the heat storage water tank 8; the electric heating pipe 8 is arranged at the bottom of the heat storage water tank.
Referring to fig. 2, the hot water storage tank includes a housing 16, an insulating layer 17 and an inner container 18; the shell 16 is a cylinder, the top of the shell is provided with a pressure release valve 9, and the heat insulation layer 17 is uniformly arranged on the periphery and the top bottom of the inner container of the heat storage water tank by adopting a polyurethane foam material; one side of heat storage water tank 11 is equipped with hot water outlet 10, heat storage water tank's another side bottom is equipped with cold water entry 12, heat storage water tank inside be equipped with temperature sensor.
The electric heating tube is started or stopped according to the heat exchange effect; the electric heating tube 8 takes a metal tube as a shell, spiral electric heating alloy wires are uniformly distributed along the axial direction of the center in the tube, the gap is filled with dense magnesia, and the two ends of the tube opening are sealed by silica gel.
When the underground heat storage water tank is used, geothermal energy is brought out of the ground surface by one of the underground pipe heat exchangers through the circulating pump 7, heat exchange is carried out through the heat exchange coil 13 in the heat storage water tank through the circulating pipeline 18, and after the heat exchange is finished, the geothermal energy is conveyed back to the geothermal layer through the circulating pipeline under the action of the pressure pump to be continuously heated. When the local heat temperature is high enough and the hot water exchanged by the heat exchange plate can meet the production and living needs, the electric heating pipe is not started, and the state is an ideal state at the moment; when one group of the ground heat exchangers can not heat the water in the hot water storage tank to the set temperature, the heat exchangers stop circulating, the other group of the ground heat exchangers continues to heat the water in the hot water storage tank, and if the condition still can not heat the water to the set temperature, the electric heating pipe starts to work.
To sum up, the utility model discloses utilize stable, pollution-free geothermal heating cold water, make full use of the natural energy, furthest reduces the utilization to the high-order energy, is favorable to environmental protection and sustainable development, has compensatied similar clean energy (solar energy, air energy) and has received the not enough of weather effect, takes heat preservation measure to heat storage water tank and circulating line simultaneously, and the at utmost has reduced heating power loss.
Claims (4)
1. A heating system using geothermal energy as auxiliary energy source is characterized in that: the heating system is provided with two ground heat exchangers for alternately heating the water in the hot water storage tank; the two ground heat exchangers are arranged underground and extend to the ground heat layer; outlets of the two ground heat exchangers are connected in parallel and communicated with an inlet of a heat exchange coil of the heat exchange coil arranged in the heat storage water tank through a one-way three-way valve II and a circulating pipeline; the circulating pipeline is arranged on the ground; the outlet of the heat exchange coil is communicated with the inlets of the two ground heat exchangers through a one-way three-way valve I; a circulating pump is arranged on a circulating pipeline between the one-way three-way valve II and the inlet of the heat exchange coil; the heat exchange coil is vertically arranged in the hot water storage tank; the inlet of the heat exchange coil is positioned at the upper part of the heat exchange coil, and the outlet of the heat exchange coil is positioned at the lower part of the heat exchange coil; an electric heating pipe for assisting heating is also arranged in the heat storage water tank; the electrothermal tube is arranged at the bottom of the heat storage water tank.
2. A heating system using geothermal heat as an auxiliary energy source as claimed in claim 1, wherein: the periphery of the circulating pipeline is wrapped with a polyurethane foaming material; heat-conducting daub is arranged around the geothermal section of the ground heat exchanger to promote heat exchange; the periphery of the non-geothermal section of the ground heat exchanger is filled with glass wool heat-insulating particles.
3. A heating system using geothermal heat as an auxiliary energy source as claimed in claim 1, wherein: the heat storage water tank comprises a shell, a heat insulation layer and an inner container; the shell is a cylinder, the top of the shell is provided with a pressure release valve, and the heat insulation layer is uniformly arranged on the periphery and the top bottom of the inner container of the heat storage water tank by adopting a polyurethane foam material; one side of the heat storage water tank is provided with a hot water outlet, the bottom of the other side of the heat storage water tank is provided with a cold water inlet, and a temperature sensor is arranged in the heat storage water tank.
4. A heating system using geothermal heat as an auxiliary energy source as claimed in claim 1, wherein: the electric heating tube takes a metal tube as a shell, spiral electric heating alloy wires are uniformly distributed along the axial direction of the center in the tube, the gap is filled with dense magnesia, and the two ends of the tube opening are sealed by silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257993.5U CN210241967U (en) | 2019-08-06 | 2019-08-06 | Heating system using geothermal energy as auxiliary energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257993.5U CN210241967U (en) | 2019-08-06 | 2019-08-06 | Heating system using geothermal energy as auxiliary energy |
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| Publication Number | Publication Date |
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| CN210241967U true CN210241967U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921257993.5U Active CN210241967U (en) | 2019-08-06 | 2019-08-06 | Heating system using geothermal energy as auxiliary energy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128999A (en) * | 2020-08-27 | 2020-12-25 | 陕西四季春清洁热源股份有限公司 | Geothermal conversion intelligent device based on utilization of middle-deep buried pipe |
-
2019
- 2019-08-06 CN CN201921257993.5U patent/CN210241967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112128999A (en) * | 2020-08-27 | 2020-12-25 | 陕西四季春清洁热源股份有限公司 | Geothermal conversion intelligent device based on utilization of middle-deep buried pipe |
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