CN219529089U - Energy storage device for compressed air by using gold mine roadway - Google Patents
Energy storage device for compressed air by using gold mine roadway Download PDFInfo
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- CN219529089U CN219529089U CN202320513570.5U CN202320513570U CN219529089U CN 219529089 U CN219529089 U CN 219529089U CN 202320513570 U CN202320513570 U CN 202320513570U CN 219529089 U CN219529089 U CN 219529089U
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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 energy storage device for compressed air by utilizing a gold mine tunnel, which comprises a mining tunnel and a transportation tunnel distributed along the vertical direction of a vertical shaft, wherein a sealing plug is arranged at the end part of the joint of the mining tunnel and the vertical shaft, a reinforced concrete lining is arranged at the periphery of the transportation tunnel, a grouting body is arranged between the reinforced concrete lining and a surrounding rock body, a blocking door is arranged at the end part of the joint of the mining tunnel and the vertical shaft, butyl rubber plates are arranged among the blocking door, the reinforced concrete lining and the mining tunnel for sealing, an air pipe communicated with the mining tunnel is arranged in the blocking door, and a valve is arranged on the air pipe. The utility model utilizes the existing abandoned gold mine tunnel to reform, mining tunnel is irregular, the reinforcement treatment difficulty is high, and plugging measures are adopted to avoid the entry of high-pressure gas; the transportation tunnel is regular, and the transportation tunnel is transformed to be used as a gas storage space, so that investment and operation cost can be saved.
Description
Technical Field
The utility model relates to the technical field of compressed air energy storage, in particular to an energy storage device for compressed air by utilizing a gold mine roadway.
Background
With the long-term exploitation of underground resources, the progress of mining technology and the adjustment of energy structures, more and more gold ores are facing or are already shut down in recent years. The main measures adopted at present for the abandoned gold mine are well closing and pit closing, so that a plurality of social, economic and ecological environment problems are left behind, and serious waste of underground resources in mining areas is caused. After the gold mine is closed, various underground spaces are often formed, and multilayer horizontal roadways are distributed along the vertical direction of the vertical shaft and are divided into mining roadways and transportation roadways, wherein the spaces comprise various well roadways formed by the original production system of the working face and various goafs formed by mining. The compressed air energy storage by using the abandoned mine can effectively solve economic and social problems after the mine exits, can cut peaks and fill valleys and consume abandoned light and abandoned wind, and provides key support for the stability of a power grid and the healthy development of wind and photovoltaic power generation. In addition, the huge underground space of the abandoned mine can realize long-time and high-power electric power storage and release, and can save investment and operation cost. At present, the underground gas storage space is divided into salt cavern gas storage and rock tunnels or tunnels. For salt cavern gas storage, due to the limitation of geographical distribution of salt caverns, it is difficult to find out suitable salt caverns. In the common practice of rock roadway gas storage, the adaptive deformation between the sealing layer and the concrete layer is not considered, so that the stability of a gas storage structure is affected; the rock roadway gas storage generally does not consider fluctuation of renewable resources, so that the efficiency of an engine is affected, and certain difficulty is brought to operation and maintenance.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the energy storage device for compressed air by utilizing the gold mine tunnel, the existing waste gold mine tunnel is utilized for reconstruction, the mining tunnel is irregular, the reinforcement treatment difficulty is high, and the plugging measures are adopted to avoid the entry of high-pressure gas; the transportation tunnel is regular, and the transportation tunnel is transformed to be used as a gas storage space, so that investment and operation cost can be saved.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an utilize gold mine tunnel to carry out compressed air's energy memory, includes mining tunnel and the haulage tunnel of following vertical direction distribution of shaft, the tip that mining tunnel and shaft are connected is provided with sealed end cap, the haulage tunnel periphery is provided with reinforced concrete lining, be provided with the slip casting body between reinforced concrete lining and the country rock body, the tip that mining tunnel and shaft are connected is provided with the shutoff door, all be provided with butyl rubber board between shutoff door, reinforced concrete lining and the mining tunnel and seal, be provided with the trachea with mining tunnel intercommunication in the shutoff door, be provided with the valve on the trachea.
The technical scheme of the utility model is further improved as follows: the sealing plugs are of tooth-shaped structures and are embedded into surrounding rocks.
The technical scheme of the utility model is further improved as follows: nylon grids are arranged in the middle of the butyl rubber plate.
By adopting the technical scheme, the utility model has the following technical progress:
1. the utility model utilizes the existing abandoned gold mine tunnel to reform, mining tunnel is irregular, the reinforcement treatment difficulty is high, and plugging measures are adopted to avoid the entry of high-pressure gas; the transportation tunnel is regular, the transportation tunnel is modified to be used as a gas storage space, a valve is arranged on a gas pipe at the connection part of the transportation tunnel and a vertical shaft of the transportation tunnel, the valve is finely adjusted according to the energy of abandoned light and abandoned wind, the energy storage density of the horizontal transportation tunnel is improved, and the opening quantity of related generator sets is adjusted;
2. according to the mining roadway, the end seals are formed by the plugs in the tooth-shaped structure and embedded into the surrounding rock, so that the compression resistance of the surrounding rock body is better utilized to bear gas storage pressure, the stress area of the end seals is increased, and the length of the end seals is reduced;
3. the utility model seals the reinforced concrete lining and the transportation roadway by adopting the butyl rubber plate (glass fiber reinforced plastic), and strengthens the middle of the butyl rubber plate (glass fiber reinforced plastic) by using the nylon grid, so that the force transfer from the sealing layer to the surrounding rock is more uniform by the nylon grid, and the welding difficulty of sealing by adopting the steel plate is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the construction of a haulage roadway according to the present utility model;
FIG. 3 is a schematic view of the structure of the butyl rubber plate of the present utility model;
FIG. 4 is a schematic view of the structure of the sealing plug of the present utility model;
the mining system comprises a surrounding rock body 1, a vertical shaft 2, a vertical shaft 3, a mining roadway 4, a transportation roadway 5, a sealing plug 6, a sealing door 7, a grouting body 8, a reinforced concrete lining 9, a butyl rubber plate 10, a valve 11, a nylon grid 12 and an air pipe.
Detailed Description
The utility model is further illustrated by the following examples:
as shown in fig. 1 to 4, a plurality of layers of horizontal roadways are distributed along the vertical direction of a vertical shaft 2 and are divided into a mining roadway 3 and a transportation roadway 4, and the utility model provides an energy storage device for compressed air by utilizing a gold mine roadway. The sealing plug 5 is of a tooth-shaped structure and is embedded into surrounding rock, so that the compression resistance of the surrounding rock body 1 can be better utilized to bear gas storage pressure, the stress area of end sealing is increased, and the length of the end sealing is reduced.
The transportation roadway 4 is regular, the transportation roadway 4 is reformed to be used as a gas storage space, the transportation roadway 4 is subjected to reinforced concrete lining 8 to form a lining cavity, and a grouting body 7 is arranged between the reinforced concrete lining 8 and the surrounding rock body 1 to strengthen the transportation roadway. The end of the junction of the mining roadway 3 and the vertical shaft 2 is provided with a blocking door 6, a butyl rubber plate 9 is arranged among the blocking door 6, the reinforced concrete lining 8 and the mining roadway 3 for sealing, the nylon grid 11 is used for reinforcing in the middle of the butyl rubber plate glass fiber reinforced plastic, the nylon grid 11 enables the force transfer of the sealing layer to surrounding rock to be more uniform, and the welding problem of steel plate sealing is avoided.
An air pipe 12 communicated with the mining roadway 3 is arranged in the blocking door 6, and a valve 10 is arranged on the air pipe 12. The built-in valve 10 is finely adjusted according to the energy of the abandoned light and the abandoned wind, so that the energy storage density of the horizontal transportation roadway is improved, and the opening quantity of the related generator sets is adjusted.
Claims (3)
1. The utility model provides an utilize gold mine tunnel to carry out compressed air's energy memory, includes mining tunnel (3) and transportation tunnel (4) that distribute along shaft (2) vertical direction, its characterized in that: the mining tunnel (3) is provided with sealing plugs (5) with the tip of shaft (2) junction, transportation tunnel (4) periphery is provided with reinforced concrete lining (8), be provided with slip casting body (7) between reinforced concrete lining (8) and the country rock body (1), the tip of mining tunnel (3) and shaft (2) junction is provided with shutoff door (6), all be provided with butyl rubber board (9) between shutoff door (6), reinforced concrete lining (8) and the mining tunnel (3) and seal, be provided with in shutoff door (6) trachea (12) with mining tunnel (3) intercommunication, be provided with valve (10) on trachea (12).
2. An energy storage device for compressed air using gold mine roadways as defined in claim 1, wherein: the sealing plugs (5) are of tooth-shaped structures and are embedded into surrounding rocks.
3. An energy storage device for compressed air using gold mine roadways as defined in claim 1, wherein: nylon grids (11) are arranged in the middle of the butyl rubber plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320513570.5U CN219529089U (en) | 2023-03-16 | 2023-03-16 | Energy storage device for compressed air by using gold mine roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320513570.5U CN219529089U (en) | 2023-03-16 | 2023-03-16 | Energy storage device for compressed air by using gold mine roadway |
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| Publication Number | Publication Date |
|---|---|
| CN219529089U true CN219529089U (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320513570.5U Active CN219529089U (en) | 2023-03-16 | 2023-03-16 | Energy storage device for compressed air by using gold mine roadway |
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| CN (1) | CN219529089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117705603A (en) * | 2024-01-08 | 2024-03-15 | 山东科技大学 | Device and method for simulating surrounding rock degradation of compressed air energy storage warehouse through grouting reconstruction of abandoned roadway |
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2023
- 2023-03-16 CN CN202320513570.5U patent/CN219529089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117705603A (en) * | 2024-01-08 | 2024-03-15 | 山东科技大学 | Device and method for simulating surrounding rock degradation of compressed air energy storage warehouse through grouting reconstruction of abandoned roadway |
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