CN114704343A - Waste mine geothermal-photothermal coupling power generation system and power generation method thereof - Google Patents
Waste mine geothermal-photothermal coupling power generation system and power generation method thereof Download PDFInfo
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- CN114704343A CN114704343A CN202210311371.6A CN202210311371A CN114704343A CN 114704343 A CN114704343 A CN 114704343A CN 202210311371 A CN202210311371 A CN 202210311371A CN 114704343 A CN114704343 A CN 114704343A
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- 238000010248 power generation Methods 0.000 title claims abstract description 57
- 230000008878 coupling Effects 0.000 title claims abstract description 17
- 238000010168 coupling process Methods 0.000 title claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 230000005494 condensation Effects 0.000 claims abstract description 4
- 238000009833 condensation Methods 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 230000001174 ascending effect Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000002407 reforming Methods 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 230000001131 transforming effect Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/30—Solar heat collectors using working fluids with means for exchanging heat between two or more working fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/40—Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/10—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
Abstract
The invention provides a geothermal-photothermal coupling power generation system and a power generation method thereof for a abandoned mine, which are used for recycling the abandoned mine and comprise an earth surface solar photothermal plate, an underground water taking device, a circulating pump, a heat exchange pipeline system, a double-working-medium heat exchanger, a power generator set, a condenser, a recharge pipeline, a transformer and a monitoring center. The surface solar energy hot plate and the underground water taking device transmit working media to the double-working-medium heat exchanger by using pipelines; steam generated by the double-working medium heat exchanger is conveyed to a generator set to generate electricity; the working medium which finishes power generation is conveyed to a condenser, finishes condensation and is conveyed back to the ground surface solar energy photothermal plate and a waste mine; the transformer is used for transmitting the energy generated in the generator set to a national power grid; the monitoring center monitors the running state of the system in real time. The invention can effectively solve the problem of geothermal resource development of abandoned mines and promote the development and utilization of renewable energy sources.
Description
Technical Field
The invention belongs to the technical field of mining energy, and particularly relates to a geothermal-photothermal coupling power generation system for an abandoned mine and a power generation method thereof.
Background
The main targets of economic and social development require new progress of ecological civilization construction, energy resource allocation is more reasonable, and utilization efficiency is greatly improved. Meanwhile, under the background of new normality of economic development and reformation on the supply side, along with the advance of the policy of removing the productivity of coal, resource exhaustion and closure of backward capacity mines and open pits leave a large number of abandoned mines and abandoned pits for resource exhaustion type cities. The development and utilization of the abandoned mine and the renewable energy are combined to accord with the national energy development strategy, so that the improvement of the utilization of the renewable energy such as solar energy, wind energy, geothermal energy and the like in China is imperative. Renewable energy sources such as solar energy, wind energy, geothermal energy and the like are developed, so that on one hand, the problem of increasingly scarce energy sources can be relieved, and the utilization rate of the energy sources is improved; on the other hand, the method also conforms to the national sustainable development concept and integrates and recycles the resources of the abandoned mine.
Solar photo-thermal power generation is an important component of sustainable new energy, has numerous advantages and is one of the most ideal new energy. The solar photo-thermal power generation system and the waste mine geothermal power generation system are coupled through the double-working-medium circulating system, and the method is a novel method for developing and recycling waste mine energy resources.
The existing geothermal power plant is limited by seasonal temperature change, and has certain limitation. In order to effectively improve the working efficiency of a geothermal power generation system and realize all-seasonal application, the technical problem which needs to be solved urgently in the development and utilization work of the system at present is solved, and the coupling with a solar photo-thermal power generation system can be used as an effective technical path.
Disclosure of Invention
In order to effectively utilize the resources left by the abandoned mine and meet the energy utilization requirements of resource-depleted areas, the invention provides a system and a method for reusing the abandoned mine resources, which utilize a large amount of heat resources, space resources, water resources and other use problems left by the abandoned mine in a geothermal power generation mode. The closed system is formed by laying pipelines in the existing working face goaf, laneway and other spaces in the abandoned mine for heat taking and power generation, the solar light panel is laid in the subsidence area by utilizing the space resources of the earth surface subsidence area commonly existing in the abandoned mine, the solar light panel is used for light energy reaction and is coupled with the geothermal power generation system, and the power generation efficiency of the system under the conditions of different seasons and the like is improved. The problem of instability of geothermal energy and solar energy due to seasons can be solved, so that geothermal energy resources and solar energy resources are efficiently exploited; but also can further relieve a series of social problems formed by closing the mine, relieve energy shortage, increase employment and improve economic benefits.
In order to realize the purpose, the invention adopts the technical scheme that:
a waste mine geothermal-photothermal coupling power generation system comprises an earth surface solar photothermal plate, an underground water taking device, a circulating pump, a heat exchange pipeline system, a double-working-medium heat exchanger, a generator set, a condenser, a transformer, a recharge pipeline and a monitoring center; the ground surface solar energy photothermal plate is connected with one ends of the underground water taking device and the circulating pump, and the other ends of the underground water taking device and the circulating pump are connected with the double-working-medium heat exchanger; the heat exchange pipeline system is connected between the surface solar energy thermal panel and the circulating pump; the recharge pipeline is connected among the ground surface solar energy thermal panel, the underground water taking device and the condenser; the double working medium heat exchanger is connected with the generator set and the condenser, the condenser is connected with the generator set, and the transformer is connected between the generator set and a national power grid; the monitoring center is connected with a surface solar energy hot plate, an underground water taking device, a circulating pump, a heat exchange pipeline system, a double-working-medium heat exchanger, a generator set, a condenser, a transformer, a recharge pipeline and the like to monitor the working state in real time, so that the system is ensured to realize remote unmanned intelligent operation, and manual remote control is carried out under necessary conditions; the power generation system recycles the abandoned mine, and the ground surface solar energy thermal panel is built by using land resources in a subsidence area of the abandoned mine; the underground water taking device is formed by transforming a water taking pump of a waste mine; the heat exchange pipeline system comprises an underground part consisting of available roadways arranged on a sublance, a parking lot, a large track roadway, a large transportation roadway, a track ascending mountain and a transport ascending mountain and an overground part consisting of a circulating pipeline arranged above the ground surface; the recharging pipeline is formed by reforming a main well, a parking lot, a large track roadway, a large transportation roadway, a track ascending mountain, a transportation ascending mountain or a reserved empty roadway.
Furthermore, the circulating pump is composed of a working medium pump built on the ground surface.
Furthermore, the double-working medium heat exchanger consists of a dividing wall type heat exchanger and provides kinetic energy for the generator set.
Furthermore, the generator set consists of a steam turbine and a generator, and saturated steam working medium generated by the double-working medium heat exchanger enters the steam turbine to drive the generator to generate power.
Furthermore, the transformer consists of high-efficiency power distribution devices and is easy to access to a national power grid.
Furthermore, the monitoring center is positioned on the earth surface, so that the running state of the power generation system is real-time, and the power generation system is convenient to overhaul and maintain; the power generation system is operated manually and remotely when necessary.
The invention also discloses a power generation method of the waste mine geothermal-photothermal coupling power generation system, wherein the surface solar photothermal plate and the underground water taking device transmit working media in the power generation system to the double working medium heat exchangers for energy conversion by utilizing the circulating pump through the heat exchange pipeline system; the generating set is connected with the double-working-medium heat exchanger so as to convey hot steam to the generating set to finish power generation, and working media are conveyed to the condenser through the heat exchange pipeline system to finish condensation and then conveyed back to a mine where the surface solar energy photothermal plate and the underground water taking device are located; the transformer transmits the electric energy generated in the generator set to a national power grid; the monitoring center is located on the ground surface, and monitors the working states of the ground surface solar panel, the underground water taking device, the circulating pump, the heat exchange pipeline system and the recharge pipeline in real time, so that the power generation system is ensured to realize remote unmanned intelligent operation.
Has the advantages that:
the invention can effectively solve the problem of geothermal resource development of waste mines, and fully utilizes a large amount of resources left by the waste mines, combines a solar photo-thermal system and a double-working-medium circulating system in geothermal power generation, technically compares with the prior art, can solve the problem that most of mines cannot implement geothermal power generation due to insufficient geothermal resource temperature, reduces the requirement of geothermal temperature, and can effectively avoid the problem of sewage discharge caused by power generation by using the double-working-medium circulating system. Solar energy and geothermal energy are sustainable clean energy, can form sustainable exploitation through this system, have low energy consumption, can coordinate, and economic benefits is high, can alleviate the electric power problem in mine place area in a large number, can provide more job post to alleviate economic problem. Through photo-thermal system and geothermal power generation system coupling, the generating efficiency instability that the reducible generating system caused because of the change in season has greatly reduced the required natural environment's of geothermal power generation demand.
Drawings
Fig. 1 is a schematic diagram of a geothermal-photothermal coupling power generation system for an abandoned mine.
Wherein: 1-earth surface solar energy photothermal plate; 2-underground water intake devices; 3-a circulating pump; 4-heat exchange piping; 5-double working medium heat exchangers; 6-a generator set; 7-a condenser; 8-a transformer; 9-a monitoring center; 10-recharging the pipeline.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described contents are only a part of the present invention, and not all of the contents. The components of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
As shown in fig. 1, the geothermal-photothermal coupling power generation system for abandoned mine comprises an earth surface solar photothermal plate 1, an underground water taking device 2, a circulating pump 3, a heat exchange pipeline system 4, a double-working medium heat exchanger 5, a generator set 6, a condenser 7, a transformer 8, a monitoring center 9 and a recharging pipeline 10. The surface solar energy photo-thermal plate 1 and the underground water taking device 2 utilize the circulating pump 3 to transmit working media in the power generation system to the double-working-medium heat exchanger 5 through the heat exchange pipeline system 4 for energy conversion. The power generating set 6 is connected with the double-working-medium heat exchanger 5 through a pipeline, hot steam is conveyed into the power generating set 6 to finish power generation, working medium is conveyed into the condenser 7 through the heat exchange pipeline system 4 to finish condensation, and the working medium is conveyed back to a mine where the surface solar thermal panel 1 and the underground water taking device 2 are located. The transformer 8 transmits the electric energy generated in the generator set 6 to the national grid. The monitoring center 9 is located on the ground surface, monitors the working states of the ground surface solar energy photo-thermal plate 1, the underground water taking device 2, the circulating pump 3, the underground heat exchange pipeline system 4 and the recharge pipeline 10 in real time, and ensures that the power generation system can realize remote unmanned intelligent operation and can be manually and remotely controlled under necessary conditions.
Working media are transmitted to the double working medium heat exchanger 5 through the heat exchange pipeline system 4 by the ground surface solar energy photo-thermal plate 1 and the underground water taking device 2 through the circulating pump 3, the double working medium heat exchanger 5 extracts heat energy of the working media in the heat exchange pipeline system 4 through the dividing wall type heat exchanger provided by the double working medium heat exchanger 5, so that the working media with low boiling points in the dividing wall type heat exchanger are vaporized, and the vaporized working media are transmitted to the generator unit 6 through the heat exchange pipeline system 4 to push a turbonator to generate electricity. The vapor working medium which finishes work in the double working medium heat exchanger 5 and the generator set 6 is condensed by the condenser 7 to be changed into liquid, and the circulating pump 3 is utilized to be refilled into the surface solar energy photothermal plate 1, the underground aquifer and the dividing wall type heat exchanger through the heat exchange pipeline system 4, so that the closed circulation of the power generation system is finished. The electric energy generated by the generator set 6 is boosted by the transformer 8 and provided to the national power grid.
The invention reforms and recycles the abandoned mine, wherein the ground surface solar energy thermal panel 1 is built by land resources in the subsidence area of the abandoned mine, and the polycrystalline silicon solar cell panel is used, so that the production cost is low, and the development can be carried out in a large scale. The working medium heated in the solar cell panel can utilize the working medium with larger specific heat capacity, and can also use the pollution-free underground water in the abandoned mine for heating.
The underground water taking device 2 is a water taking pump located underground. The underground water taking and pumping pump can be formed by transforming a water pump of a waste mine, needs larger power and lift, and can lift water in a pipeline into the double-working-medium heat exchanger 5.
The circulating pump 3 is a working medium pump positioned on the ground surface and needs to be made of materials with high corrosion resistance and acid resistance.
The heat exchange pipeline system 4 comprises an underground part composed of various available roadways such as a subline, a parking lot, a large track roadway, a large transportation roadway, a track ascending mountain, a transport ascending mountain and the like and a spiral coil pipe in a chamber, and also comprises an overground part composed of a circulating pipeline arranged above the ground surface. The pipe material should have the properties of corrosion resistance, high temperature resistance and high pressure resistance.
The recharge pipeline 10 is formed by reforming a main well, a parking lot, a large track roadway, a large transportation roadway, a track ascending, a transport ascending and a reserved empty roadway. The material of the recharge pipeline has the properties of corrosion resistance and high temperature resistance.
Preferably, the double working medium heat exchanger 5 is composed of a dividing wall type heat exchanger located on the ground surface, and provides kinetic energy for the generator set 6 by using the principle of double working medium circulation power generation. The working medium in the double-working medium heat exchanger 5 can utilize special working media with low boiling point, such as: 60% ammonia, ethanol, etc.
Preferably, the generator set 6 is composed of a steam turbine and a generator, and saturated steam working medium generated by the double-working medium heat exchanger 5 enters the steam turbine to drive the generator to generate power.
Preferably, the transformer 8 is composed of a high-efficiency power distribution device, and is easy to access to a national power grid.
Preferably, the power generation system is suitable for a mine with shallow excavation depth, sufficient geothermal resources and good water quality in the abandoned mine.
Preferably, the power generation system is a closed loop system, and water in the power generation system is in a flowing state all the time, so that water pollution is prevented, and resource recycling is realized.
The above description is only a basic solution of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides an abandonment mine geothermol power-light thermal coupling power generation system which characterized in that: the system comprises a surface solar energy hot plate, an underground water taking device, a circulating pump, a heat exchange pipeline system, a double-working medium heat exchanger, a generator set, a condenser, a transformer, a recharge pipeline and a monitoring center; the surface solar energy hot plate is connected with one ends of the underground water taking device and the circulating pump, and the other ends of the underground water taking device and the circulating pump are connected with the double-working-medium heat exchanger; the heat exchange pipeline system is connected between the surface solar energy thermal panel and the circulating pump; the recharge pipeline is connected among the surface solar energy hot plate, the underground water taking device and the condenser; the double working medium heat exchanger is connected with the generator set and the condenser, the condenser is connected with the generator set, and the transformer is connected between the generator set and a national power grid; the monitoring center is connected with a ground surface solar panel, an underground water taking device, a circulating pump, a heat exchange pipeline system, a double-working-medium heat exchanger, a generator set, a condenser, a transformer and a recharge pipeline to monitor the working state in real time, so that the system is ensured to realize remote unmanned intelligent operation and can be manually and remotely controlled; the power generation system recycles the abandoned mine, and the ground surface solar energy thermal panel is built by using land resources in a subsidence area of the abandoned mine; the underground water taking device is formed by transforming a water taking pump of a waste mine; the heat exchange pipeline system comprises an underground part consisting of available roadways arranged on a sublance, a parking lot, a large track roadway, a large transportation roadway, a track ascending mountain and a transport ascending mountain and an overground part consisting of a circulating pipeline arranged above the ground surface; the recharge pipeline is formed by reforming a main well, a parking lot, a large track roadway, a large transportation roadway, a track ascending, a transportation ascending or a reserved empty roadway.
2. The abandoned mine geothermal-photothermal coupling power generation system according to claim 1, wherein: the circulating pump is composed of a working medium pump built on the ground surface.
3. The abandoned mine geothermal-photothermal coupling power generation system according to claim 1, wherein: the double-working-medium heat exchanger is composed of a dividing wall type heat exchanger and provides kinetic energy for the generator set.
4. The abandoned mine geothermal-photothermal coupling power generation system according to claim 1, wherein: the generator set consists of a steam turbine and a generator, and saturated steam working medium generated by the double-working medium heat exchanger enters the steam turbine to drive the generator to generate electricity.
5. The abandoned mine geothermal-photothermal coupling power generation system according to claim 1, wherein: the transformer is composed of high-efficiency power distribution devices and is easy to access to a national power grid.
6. The abandoned mine geothermal-photothermal coupling power generation system according to claim 1, wherein: the monitoring center is positioned on the earth surface, and the running state of the power generation system is real-time, so that the power generation system is convenient to overhaul and maintain; the power generation system is operated manually and remotely when necessary.
7. The method for generating power by geothermal-photothermal coupling power generation system for abandoned mine according to any one of claims 1 to 6, wherein: the surface solar energy hot plate and the underground water taking device transmit working media in a power generation system to the double-working-medium heat exchanger for energy conversion by using the circulating pump through the heat exchange pipeline system; the generating set is connected with the double-working-medium heat exchanger so as to convey hot steam to the generating set to finish power generation, and working media are conveyed to the condenser through the heat exchange pipeline system to finish condensation and then conveyed back to a mine where the surface solar energy photothermal plate and the underground water taking device are located; the transformer transmits the electric energy generated in the generator set to a national power grid; the monitoring center is positioned on the ground surface, and monitors the working states of the ground surface solar energy photothermal plate, the underground water taking device, the circulating pump, the heat exchange pipeline system and the recharge pipeline in real time, so that the power generation system is ensured to realize remote unmanned intelligent operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210311371.6A CN114704343A (en) | 2022-03-28 | 2022-03-28 | Waste mine geothermal-photothermal coupling power generation system and power generation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210311371.6A CN114704343A (en) | 2022-03-28 | 2022-03-28 | Waste mine geothermal-photothermal coupling power generation system and power generation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116678128A (en) * | 2023-06-14 | 2023-09-01 | 石家庄铁道大学 | Photo-thermal energy supply system |
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| CN109139157A (en) * | 2018-08-17 | 2019-01-04 | 天津大学 | A kind of generating system apparatus coupled based on the solar energy of Organic Rankine Cycle with geothermal energy |
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| CN111964133A (en) * | 2020-08-22 | 2020-11-20 | 东北石油大学 | Waste oil well geothermal energy seasonal heat storage system for heating in winter |
| CN111981563A (en) * | 2020-09-03 | 2020-11-24 | 山东省鲁南地质工程勘察院(山东省地勘局第二地质大队) | Metal mine closed pit mine geothermal energy buried pipe heating and refrigerating system |
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2022
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| CN102287344A (en) * | 2011-06-30 | 2011-12-21 | 杨善让 | Novel geothermal and optothermal cogeneration system |
| CN203249302U (en) * | 2013-04-22 | 2013-10-23 | 福州斯狄渢电热水器有限公司 | Solar light panel and terrestrial heat combined type long-range control heating supply system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116678128A (en) * | 2023-06-14 | 2023-09-01 | 石家庄铁道大学 | Photo-thermal energy supply system |
| CN116678128B (en) * | 2023-06-14 | 2024-03-22 | 石家庄铁道大学 | Photo-thermal energy supply system |
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