CN212774412U - Underground gasification abandoned mine water pumping energy storage power generation structure - Google Patents
Underground gasification abandoned mine water pumping energy storage power generation structure Download PDFInfo
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- CN212774412U CN212774412U CN202021795735.5U CN202021795735U CN212774412U CN 212774412 U CN212774412 U CN 212774412U CN 202021795735 U CN202021795735 U CN 202021795735U CN 212774412 U CN212774412 U CN 212774412U
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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
- Y02E10/20—Hydro energy
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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Abstract
The utility model discloses an underground gasification abandonment mine pumped storage power generation structure, including ground pond, air supply pipe, strut division wall, gasification working face, gas injection pipe, gas-supply pipe, water feeding lane, electricity generation pump room, water conveying lane, protection isolation gate, discharge tube: the difference between the two horizontal heights is larger than 400m, supporting isolation walls are built inside and outside the coal seam, vertical drilling holes are formed, an air supply pipe and an air delivery pipe are installed on the supporting isolation walls, the air supply pipe and the air delivery pipe are respectively led into the supporting isolation walls and connected with an air injection pipe and an air collection pipe, the air injection pipe is installed on two sides of the supporting isolation walls, and the air collection pipe is installed in a reserved air collection roadway; the gas collecting pipe and the gas conveying pipe are detached after being used, the original gas conveying pipe is expanded into a water pipe channel to be connected with the ground pond, and a power generation pump chamber is dug between two levels and is connected through a water conveying roadway and a water conveying roadway.
Description
The technical field is as follows:
the utility model relates to a abandonment mine energy storage electricity generation field, concretely relates to underground gasification abandonment mine pumped storage electricity generation structure.
Background art:
electric energy has become more and more the indispensable energy in the work life, but at present electric power uses and has serious unbalance, and the power consumption is big daytime and the power consumption at night descends greatly, causes daily limit for electricity and the waste of night electric quantity, consequently adopts the energy storage mode of drawing water to utilize idle power and is a fine energy storage electricity generation mode, and this has played very big effect to solving the peak valley power consumption. The pumped storage power generation is that when the power grid has abundant electric energy, the abundant electric power is used for lifting water, namely, water is pumped into a specially constructed mountain top reservoir on the mountain top through a water pump, and the surplus electric power in the power grid is consumed to drive a reversible water pump turbine to lift water, so that the water is lifted into the mountain top reservoir, the potential energy of the part of water body is increased, and the potential energy of the water body is utilized to drive a hydraulic generator to increase the generated energy in the electricity utilization peak period.
However, the problem of site selection always troubles the construction of pumped storage power stations, so that the energy storage power station constructed by combining abandoned mines is a very promising energy storage mode, is favorable for widening the energy storage point selection range, enables the power generation site to be close to a load center, a new energy base, an intersection of extra-high voltage lines and the like, promotes the safe and stable operation of a power grid, and can form a new energy micro-grid system according to the energy development condition of a mining area, so that the mining area is changed from an industrial water and electricity consumption large household to a new energy power supply output place; meanwhile, the construction energy storage of the mine hole is utilized, so that the dam construction amount and the land acquisition cost can be reduced, the problem of water source evaporation is relieved, and the project investment is effectively saved; in addition, the method can promote the recovery of the natural ecological environment of the mining area, drive the development of peripheral related industries, change waste into valuable, and has small problems of no need of valley conditions, farmland and immigration.
However, most mines use the filling mining mode at present, and the tunnel after the adoption is pumped storage and need be carried out a large amount of tunnel transformation works, for this reason, the utility model provides an underground gasification abandonment mine pumped storage electricity generation structure utilizes the gasification mode to accomplish the coal seam exploitation, and the abandonment mine after the simultaneous mining can remain comparatively complete retaining space, designs a little and can pump storage electricity generation, has both guaranteed mine production economic benefits, utilizes the abandonment mine to recycle the electricity generation again.
The invention content is as follows:
problem to prior art existence, the utility model provides an underground gasification abandonment mine pumped storage power generation structure.
The utility model relates to an underground gasification abandonment mine pumped storage power generation structure, including ground pond, air supply pipe, strut division wall, gasification working face, gas injection pipe, gas-supply pipe, water feeding lane, electricity generation pump room, water delivery lane, protection isolation door, discharge tube, its characterized in that:
the difference between the two horizontal elevations is larger than 400m, supporting isolation walls are built inside and outside the coal seam, vertical drilling holes are formed, an air supply pipe and an air delivery pipe are installed on the supporting isolation walls, the air supply pipe and the air delivery pipe are respectively led into the supporting isolation walls and connected with an air injection pipe and an air collection pipe, the air injection pipe is installed on two sides of the supporting isolation walls, and the air collection pipe is installed in a reserved air collection roadway;
the gas collecting pipe and the gas conveying pipe are detached after the dog is used, the original gas conveying pipe is expanded into a water pipe channel and connected with the ground pond, and a power generation pump chamber is dug between two levels and connected through a water conveying roadway and a water conveying roadway.
Furthermore, the gasification abandoned mine has two or more levels, and can generate power for multiple times according to the underground tunneling depth.
Further, the gas in the gas supply pipe can be adjusted, and a gasifying agent, steam and inert gas are added.
Furthermore, the water delivery lane and the water delivery lane can be used for excavating tunnels or pre-burying pipelines.
Drawings
Fig. 1 is a schematic diagram of a pumped storage power generation structure for an underground gasification abandoned mine.
Fig. 2 is a schematic top view of fig. 1.
In the figure: 1 is the ground; 2 is a ground pond; 3 is an air supply pipe; 4, a supporting isolation wall; 5 is a gasification working surface; 6 is a gas injection pipe; 7 is a gas transmission pipe; 8 is a water conveying roadway; 9 is a power generation pump chamber; 10 is a water conveying lane; 11 is a protective isolation door; and 12 is a gas collecting pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The difference between the two horizontal elevations is larger than 400m, supporting and isolating walls 4 are built inside and outside the coal seam, vertical drilling holes are formed, air supply pipes 3 and air supply pipes 7 are installed on the supporting and isolating walls and are respectively led into the supporting and isolating walls 4 and connected with air injection pipes 6 and air collecting pipes 12, the air injection pipes 6 are installed on two sides of the supporting and isolating walls 4, and the air collecting pipes 12 are installed in a reserved air collecting roadway;
the gas collecting pipe 12 and the gas conveying pipe 7 are detached after use, the original gas conveying pipe 3 is expanded into a water pipe channel and is connected with the ground pond 2, and the power generation pump chamber 9 is dug between two levels and is connected through the water conveying lane 8 and the water conveying lane 10.
Furthermore, the gasification abandoned mine has two or more levels, and can generate power for multiple times according to the underground tunneling depth.
Further, the gas in the gas feed pipe 3 may be adjusted, and a gasifying agent, steam, and an inert gas may be added.
Further, the water delivery lane 8 and the water delivery lane 10 can be excavated into a tunnel or a pipeline can be embedded.
Of course, the above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and it should be noted that any equivalent and obvious modifications made by those skilled in the art under the teaching of the present specification fall within the essential scope of the present specification, and the present invention should be protected.
Claims (4)
1. The utility model provides an underground gasification abandonment mine pumped storage power generation structure, includes ground pond, blast pipe, strut division wall, gasification working face, gas injection pipe, gas-supply pipe, water feeding lane, electricity generation pump room, water delivery lane, protection isolation door, discharge tube, its characterized in that:
the difference between the two horizontal elevations is larger than 400m, supporting isolation walls are built inside and outside the coal seam, vertical drilling holes are formed, an air supply pipe and an air delivery pipe are installed on the supporting isolation walls, the air supply pipe and the air delivery pipe are respectively led into the supporting isolation walls and connected with an air injection pipe and an air collection pipe, the air injection pipe is installed on two sides of the supporting isolation walls, and the air collection pipe is installed in a reserved air collection roadway;
the gas collecting pipe and the gas conveying pipe are detached after being used, the original gas conveying pipe is expanded into a water pipe channel and connected with the ground pond, and a power generation pump chamber is dug between two levels and connected through a water conveying roadway and a water conveying roadway.
2. The pumped-storage power generation structure of underground gasified waste mine according to claim 1, wherein the gasified waste mine is two or more horizontal and can generate power for many steps according to the underground tunneling depth.
3. The pumped-storage power generation structure of underground gasified waste mine as claimed in claim 1, wherein the gas in the gas delivery pipe can be adjusted, and gasifying agent, steam and inert gas are added.
4. The pumped-storage power generation structure of underground gasification abandoned mine according to claim 1, characterized in that the water delivery roadway and the water delivery roadway can be excavated or embedded into a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021795735.5U CN212774412U (en) | 2020-08-25 | 2020-08-25 | Underground gasification abandoned mine water pumping energy storage power generation structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021795735.5U CN212774412U (en) | 2020-08-25 | 2020-08-25 | Underground gasification abandoned mine water pumping energy storage power generation structure |
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| CN212774412U true CN212774412U (en) | 2021-03-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982685A (en) * | 2021-11-24 | 2022-01-28 | 安徽理工大学 | Method for building wine cellar by utilizing underground space of closed/abandoned mine |
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2020
- 2020-08-25 CN CN202021795735.5U patent/CN212774412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982685A (en) * | 2021-11-24 | 2022-01-28 | 安徽理工大学 | Method for building wine cellar by utilizing underground space of closed/abandoned mine |
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