CN116006262A - Underground gas storage cave with choke plug and compressed air energy storage system - Google Patents
Underground gas storage cave with choke plug and compressed air energy storage system Download PDFInfo
- Publication number
- CN116006262A CN116006262A CN202310083560.7A CN202310083560A CN116006262A CN 116006262 A CN116006262 A CN 116006262A CN 202310083560 A CN202310083560 A CN 202310083560A CN 116006262 A CN116006262 A CN 116006262A
- Authority
- CN
- China
- Prior art keywords
- gas storage
- turnout
- storage chamber
- fixed end
- choke plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses an underground gas storage cave with a choke plug and a compressed air energy storage system, and relates to the technical field of underground gas storage of compressed air energy storage. The underground gas storage chamber with the choke plug comprises a choke plug and at least one group of gas storage chambers; the choke plug comprises a first fixed end, a second fixed end and an air inlet and outlet pipeline; the air inlet and outlet pipeline comprises a first turnout, a second turnout and a third turnout which are communicated with each other; the first turnout and the second turnout are symmetrically arranged, a third turnout is arranged between the first turnout and the second turnout in a crossing way, and the included angle between the third turnout and the first turnout is equal to the included angle between the third turnout and the second turnout. The underground gas storage cave with the choke plug solves the technical problems that in the prior art, the stress condition of an underground gas storage structure of a compressed air energy storage system is poor, frequent overhaul, maintenance and replacement are needed, and safety is poor.
Description
Technical Field
The invention relates to the technical field of underground gas storage of compressed air energy storage, in particular to an underground gas storage cave with a choke plug and a compressed air energy storage system.
Background
Compressed air energy storage technology is an electrical energy storage technology. When electricity is used in low-peak, the high-pressure air is released from the air storage system and is subjected to work generation through the expander to convert the air internal energy into electric energy to be released.
The compressed air energy storage system stores the high-pressure air through the air storage system, and the air storage pressure is usually about 10MPa, and belongs to a medium-high pressure range. The existing gas storage system is divided into an overground gas storage system and an underground gas storage system, and the underground gas storage system is particularly suitable for areas with underground excavation conditions such as underground stratum areas.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art:
the existing gas storage system usually adopts a gas storage chamber, and the whole gas storage chamber is a cylinder and is transversely arranged underground. The gas storage chamber stores medium-high pressure gas, in the gas inlet process, the gas in the gas inlet pipeline is medium-high pressure gas, the gas in the gas storage chamber is in a relatively low-pressure state, when the medium-pressure gas enters the gas storage chamber from the gas inlet pipeline, the expansion pressure of the gas can be reduced, at the moment, the gas inlet pipeline can vibrate, and the gas outlet process is similar. The frequent vibration of the air inlet and outlet pipelines can lead to the connection between the air storage chamber and the air storage chamber to be in a weak stress link, and frequent overhauling, maintenance and replacement are required, which can lead to the suspension of the whole equipment and influence the operation efficiency and the service life of the whole compression energy storage equipment.
Based on the above, how to improve the stress condition of the underground gas storage system and improve the safety of the underground gas storage system is a problem to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide the underground gas storage cave which is good in mechanical property and high in safety.
In order to achieve the purpose, on one hand, the underground gas storage chamber with the choke plug is provided, and comprises the choke plug and at least one group of gas storage chambers; the choke plug comprises a first fixed end, a second fixed end and an air inlet and outlet pipeline; the first fixed end and the second fixed end are both used for fixedly connecting the gas storage chamber; the air inlet and outlet pipeline comprises a first turnout, a second turnout and a third turnout which are communicated with each other; the first turnout is arranged at the first fixed end, the second turnout is arranged at the second fixed end, and the first turnout and the second turnout are both used for charging and discharging the gas storage chamber; the first turnout and the second turnout are symmetrically arranged, the third turnout is arranged between the first turnout and the second turnout in a crossing way, and the included angle between the third turnout and the first turnout is equal to the included angle between the third turnout and the second turnout.
Further, the gas storage chambers are in a group, the gas storage chambers are arc-shaped, the left end part of each gas storage chamber is fixed at the first fixed end, and the right end part of each gas storage chamber is fixed at the second fixed end.
Further, the gas storage chamber comprises a left side section, a right side section, a first connecting section and a second connecting section, wherein two ends of the left side section and two ends of the right side section are smoothly communicated through the first connecting section and the second connecting section respectively; the first connecting section is buried deeper than the left side section and the right side section; and/or the second connecting section is buried in depth which is smaller than the buried depth of the left side section and the right side section.
Further, the gas storage chambers are provided with more than two groups, the gas storage chambers are symmetrically arranged on two sides of the choke plug, the gas storage chambers on the left side of the choke plug are all connected to the first fixed end, and the gas storage chambers on the right side of the choke plug are all connected to the second fixed end.
Further, the gas storage chambers are provided with more than two groups, and each group of the gas storage chambers is annular; the choke plugs are arranged between every two gas storage chambers, the first fixed ends are communicated with one group of the gas storage chambers, and the second fixed ends are communicated with the other adjacent group of the gas storage chambers.
Further, the device also comprises a vertical shaft and a tunnel, wherein the vertical shaft is arranged at one side of the choke plug, the tunnel is positioned underground, and two ends of the tunnel are connected with the vertical shaft and the choke plug; the roadway is positioned between the first fixed end and the second fixed end and is communicated with the first fixed end and the second fixed end.
Further, an anchoring structure is arranged between the gas storage chamber and the first fixed end; and/or an anchoring structure is arranged between the gas storage chamber and the second fixed end.
Further, the gas storage chamber is provided with a left steel plate at the first fixed end, the left steel plate is in sealing connection with the left end part of the gas storage chamber, and the first turnout is led out from the left steel plate.
Further, the gas storage chamber is provided with a right steel plate at the second fixed end, the right steel plate is in sealing connection with the right end part of the gas storage chamber, and the second turnout is led out from the right steel plate.
Further, a reinforcing structure is arranged between the inner side of the left steel plate and the inner side of the gas storage chamber.
Further, a reinforcing structure is arranged between the inner side of the right steel plate and the inner side of the gas storage chamber. On the other hand, a compressed air energy storage system is provided, which comprises any underground gas storage cave with a choke plug.
The invention has the beneficial effects that: the underground gas storage chamber with the choke plug provided by the scheme comprises the choke plug and at least one group of gas storage chamber, wherein the choke plug is used for the underground gas storage chamber with the choke plug. The choke plug comprises a first fixed end, a second fixed end and an air inlet and outlet pipeline, and the first fixed end and the second fixed end are both used for being fixedly connected with the air storage chamber. The gas inlet and outlet pipeline comprises a first turnout, a second turnout and a third turnout which are communicated with each other, the first turnout is arranged at the first fixed end, the second turnout is arranged at the second fixed end, and the first turnout and the second turnout are both used for charging and discharging the gas storage chamber. The air inlet and outlet pipeline comprises a first turnout, a second turnout and a third turnout which are communicated with each other, the first turnout and the second turnout are symmetrically arranged, the third turnout is arranged between the first turnout and the second turnout in a crossing way, and the included angle between the third turnout and the first turnout is equal to the included angle between the third turnout and the second turnout. Because the air inlet and outlet pipelines only enter air or only exit air at the same time, when the underground gas storage chamber with the choke plug only enters air or only exits air, impact forces at two ends of the choke plug can be mutually offset, and when the gas storage chamber is in normal gas storage, internal pressures at two ends of the choke plug can be mutually offset, so that the choke plug in the scheme is in a balanced state during normal gas storage and air inlet and outlet.
Based on the above, the underground gas storage chamber with the choke plug can have good stress conditions in dynamic and static states and has good mechanical properties, so that the overhaul and maintenance frequency of the underground gas storage chamber with the choke plug is reduced, and the service life and safety of the underground gas storage chamber with the choke plug are improved. The compressed air energy storage system with the choke plug and the underground gas storage cave can realize large-scale, long-time and large-capacity energy storage.
Drawings
FIG. 1 is a schematic view of an underground gas storage chamber with bulkhead according to the present invention;
FIG. 2 is a schematic cross-sectional view of the bulkhead of the present invention;
FIG. 3 is a schematic cross-sectional view at B in FIG. 1;
FIG. 4 is a schematic view of a construction of an inclined shaft of the present invention;
FIG. 5 is a schematic view of another embodiment of the underground gas storage chamber with bulkhead according to the present invention;
FIG. 6 is a schematic view of another embodiment of the underground gas storage chamber with bulkhead according to the present invention;
FIG. 7 is a schematic diagram of a fourth embodiment of the present invention having a bulkhead for underground gas storage;
FIG. 8 is a schematic view of a fifth embodiment of the present invention having a bulkhead underground gas storage chamber;
FIG. 9 is a schematic diagram of a sixth embodiment of the present invention.
In the figure: 100-choke plug; 110-a first fixed end; 120-a second fixed end; 130-an air inlet and outlet pipeline; 131-a first fork; 132-second fork; 133-third turnout; 200-a gas storage chamber; 211-left end; 212-right end; 221-left side segment; 222-right side segment; 231-a first connection section; 232-a second connection section; 241-left steel plate; 242-right steel plate; 300-inclined shaft; 410-vertical shaft; 420-roadway; 510-an anchoring structure; 520-reinforcing structure.
Detailed Description
In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Embodiment one:
as shown in fig. 1-3, the present embodiment provides an underground gas storage chamber with a bulkhead, which includes a bulkhead 100 and at least one group of gas storage chambers 200, wherein the bulkhead 100 is used for the underground gas storage chamber with the bulkhead. As shown in fig. 2, the bulkhead 100 includes a first fixed end 110, a second fixed end 120, and an air inlet and outlet pipe 130, where the first fixed end 110 and the second fixed end 120 are both fixedly connected to the air storage chamber. The air inlet and outlet pipeline 130 comprises a first turnout 131, a second turnout 132 and a third turnout 133 which are mutually communicated, the first turnout 131 is arranged at the first fixed end 110, the second turnout 132 is arranged at the second fixed end 120, and the first turnout 131 and the second turnout 133 are both used for charging and discharging the air storage chamber 200. The first turnout 131 and the second turnout 132 are symmetrically arranged, the third turnout 133 is crossly arranged between the first turnout 131 and the second turnout 132, and an included angle between the third turnout 133 and the first turnout 131 is equal to an included angle between the third turnout 133 and the second turnout 132. Because the air inlet and outlet pipelines only enter air or only exit air at the same time, when the underground gas storage chamber with the choke plug only enters air or only exits air, impact forces at two ends of the choke plug can be mutually offset, and when the gas storage chamber is in normal gas storage, internal pressures at two ends of the choke plug can be mutually offset, so that the choke plug in the scheme is in a balanced state during normal gas storage and air inlet and outlet.
Based on the above, the underground gas storage chamber with the choke plug can have good stress conditions in dynamic and static states and has good mechanical properties, so that the overhaul and maintenance frequency of the underground gas storage chamber with the choke plug is reduced, and the service life and safety of the underground gas storage chamber with the choke plug are improved. The compressed air energy storage system with the choke plug and the underground gas storage cave can realize large-scale, long-time and large-capacity energy storage.
Further, a third turnout 133 is disposed perpendicular to the first turnout 131, and the third turnout 133 is disposed perpendicular to the second turnout 132.
Further, as shown in fig. 1 to 4, the gas storage chambers 200 have a group, the gas storage chambers are arc-shaped, the left end of the gas storage chamber 200 is fixed at the first fixed end 110 of the bulkhead, and the right end of the gas storage chamber 200 is fixed at the second fixed end 120 of the bulkhead.
Further, as shown in fig. 3 to 4, the gas storage chamber 200 includes a left side section 221, a right side section 222, a first connection section 231 and a second connection section 232, and both ends of the left side section 221 and both ends of the right side section 222 are smoothly communicated through the first connection section 231 and the second connection section 232, respectively. Optionally, the first connection section 231 is shallower than the left side section 221 and the right side section 222; and/or, the second connection section 232 has a shallower depth than the left and right sections 221, 222. That is, if viewed from the bottom up, the first connection section 231 is higher than the gas storage chambers of the left and right side sections 221 and 222, and/or the second connection section 232 is higher than the gas storage chambers of the left and right side sections 221 and 222. Further, bulkhead 100 is positioned in either left side section 221 or right side section 222 of the gas storage chamber. The shape of the gas storage chamber is obtained through fluid mechanics analysis, which is beneficial to improving the mechanical property of the gas storage chamber.
As shown in fig. 4, further, an inclined shaft 300 is included, and the inclined shaft 300 extends from the ground near the first connection section 231 of the gas storage chamber into the second connection section 232 of the gas storage chamber. Inclined shaft 300 is a passageway extending from the surface to a bulkhead underground gas storage chamber that serves as a passageway for the entry and transport of major personnel during construction. In order to increase the construction efficiency of the underground gas storage chamber with the choke plug, when the gas storage chamber comprises a left side section 221, a right side section 222, a first connecting section 231 and a second connecting section 232, and the left side section 221 and the right side section 222 are lower than the first connecting section 231 and the second connecting section 232, the extending direction of the inclined shaft 300 is from the ground above the vicinity of the first connecting section to the position of the second connecting section, so that the gradient of the inclined shaft is within a reasonable range, and the construction of the left side section and the right side section can be started from the second connecting section respectively.
As shown in fig. 4, further, the present invention further comprises a shaft 410 and a tunnel 420, wherein the shaft 410 is disposed at one side of the bulkhead 100, the tunnel 420 is located underground, and two ends of the tunnel 420 are connected with the shaft 410 and the bulkhead 100. The shaft and the tunnel are also passages for personnel to enter and transport in a logistics mode, the tunnel is located underground, the shaft extends from the ground to the ground, one end of the tunnel is connected with the shaft, and the other end of the tunnel is communicated to a construction position. A vertical lifting machine can be arranged in the vertical shaft, and a material transportation track can be arranged in the roadway. The choke plug is a structure with the highest safety in the underground gas storage cave with the choke plug, a vertical shaft and a roadway can be arranged nearby the choke plug for independent construction, and the air inlet and outlet pipelines are required to be arranged at the choke plug, the two ends of the air inlet and outlet pipelines are connected with the underground gas storage cave with the choke plug and other equipment for storing energy by compressed air such as a compressor and an expander, and the vertical shaft and the roadway are also used as channels for leading out the air inlet and outlet pipelines from the underground gas storage cave with the choke plug in the later period.
As shown in fig. 4, further, the roadway 420 is located between the first fixed end 110 and the second fixed end 120 of the bulkhead 100, and is communicated with both the first fixed end 110 and the second fixed end 120. The first fixed end 110 of the choke plug 100 is used for being fixedly connected with the left end 211 of the gas storage chamber, the second fixed end 120 of the choke plug 100 is used for being fixedly connected with the right end 212 of the gas storage chamber, the two positions are construction points with more process steps, and the first fixed end 110 and the second fixed end 120 of the choke plug 100 can be constructed simultaneously through the roadway 420 and the vertical shaft 410, so that the construction speed is improved.
Further, as shown in fig. 2, an anchoring structure 510 is arranged between the left end 211 of the gas storage chamber and the first fixed end 110 of the bulkhead; and/or an anchoring structure 510 is arranged between the right end 212 of the gas storage chamber and the second fixed end 120 of the bulkhead. Stress concentration easily occurs at the left end part and the right end part of the gas storage chamber, and the gas storage chamber is a weak link. The external anchor structure may carry forces at the left and/or right ends of the gas storage chamber.
Further, as shown in fig. 3, the anchoring structures 510 are all anchoring ribs. The anchoring bars can be straight-line steel bars, L-shaped steel bars and wavy-line steel bars.
Further, as shown in fig. 3, the left end portion of the gas storage chamber includes a left steel plate 241, and the left steel plate 241 is hermetically connected to the left end portion 211 of the gas storage chamber. Further, the right end of the gas storage chamber comprises a right steel plate 242, the right steel plate 242 is in sealing connection with the right end 212 of the gas storage chamber, the first turnout 131 of the choke plug is led out of the left steel plate 241, and the second turnout 132 is led out of the right steel plate 242. The left steel plate and the right steel plate are used for sealing the left end part and the right end part of the gas storage chamber, and the first turnout and the second turnout of the choke plug are fixedly connected with the left steel plate and the right steel plate respectively.
Further, as shown in fig. 2, a reinforcing structure is arranged between the inner side of the left steel plate and the inner side of the gas storage chamber. Specifically, the inner side of the left steel plate 241 of the gas storage chamber and the inner side of the left end of the gas storage chamber are provided with reinforcing structures 520 to improve the rigidity of the left end of the gas storage chamber. Further, a reinforcing structure is arranged between the inner side of the right steel plate and the inner side of the gas storage chamber; the inside of the right steel plate 242 of the gas storage chamber and the inside of the right end 212 of the gas storage chamber are provided with reinforcing structures 520 to improve the rigidity of the right end of the gas storage chamber. The reinforcing structure 520 may be a reinforcing rib. Preferably, the arrangement of the left and right steel plates 241 and 242 at the same time can effectively improve the stability of the entire system.
The construction steps of the underground gas storage cave with the choke plug of the embodiment are as follows: firstly, digging construction channels such as inclined shafts, vertical shafts, roadways and the like at mapping positions. And then excavating a hair hole of the gas storage chamber, constructing a main body of the gas storage chamber, and reserving construction positions of the left end part and the right end part of the gas storage chamber. And finally, constructing the left end part of the gas storage chamber and the first fixed end of the choke plug, and constructing the right end part of the gas storage chamber and the second fixed end of the choke plug.
Embodiment two:
as shown in fig. 5, this embodiment provides an underground gas storage chamber with a bulkhead, and the gas storage chamber 200 has two or more groups, and the gas storage chambers are symmetrically arranged at two sides of the bulkhead 100. The choke plug 100 comprises a first fixed end, a second fixed end and an air inlet and outlet pipeline, wherein the air storage chambers positioned on the left side of the choke plug are all connected to the first fixed end of the choke plug, and the air storage chambers positioned on the right side of the choke plug are all connected to the second fixed end of the choke plug.
The multiple groups of gas storage chambers are symmetrically arranged relative to the choke plug, and each side of the gas storage chamber is connected to the first fixed end of the choke plug and the second fixed end of the choke plug. The air inlet and outlet pipelines only enter air or only exit air at the same time, so that when the air storage chambers positioned on the left side of the choke plug and the right side of the choke plug only enter air or only exit air at the same time, the impulsive forces at the two ends of the choke plug can be mutually offset, and when all the air storage chambers are in normal air storage, the internal pressures at the two ends of the choke plug can be mutually offset, so that the choke plug in the scheme is in an equilibrium state during normal air storage and air inlet and outlet.
Embodiment III:
as shown in fig. 6-9, the present embodiment provides a underground gas storage chamber with a choke plug, the gas storage chamber 200 has two or more groups, each group of gas storage chambers 200 is annular, and a choke plug 100 is disposed between every two gas storage chambers. The first fixed end 110 of the bulkhead 100 is connected to one set of gas storage chambers 200, and the second fixed end 120 is connected to another adjacent set of gas storage chambers 200.
As shown in fig. 6 to 7, the gas storage chambers 200 have two or three groups, and two gas storage chambers 200 are sleeved and arranged, and at this time, the first fixing end 110 and the second fixing end 120 of the bulkhead 100 are respectively communicated with two adjacent groups of gas storage chambers 200.
As shown in fig. 7-9, the gas storage chambers 200 have two or three sets, and two gas storage chambers 200 are arranged side by side, and the bulkhead 100 is disposed between two adjacent sets of gas storage chambers 200.
The configuration shown in fig. 6-9 is such that a set of plugs 100 is provided between two sets of gas storage chambers 200. It should be noted that more than two sets of plugs 100 may be disposed between the two sets of gas storage chambers 200, which are all within the scope of the present application.
Embodiment four:
the embodiment discloses a compressed air energy storage system, which comprises any underground gas storage cave with a choke plug in the first embodiment. Because the underground gas storage cave with the choke plug is implemented, the mechanical property is good, and the compressed air energy storage system can realize large-scale continuous operation for a long time and large-capacity energy storage.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (12)
1. The underground gas storage chamber with the choke plug is characterized by comprising the choke plug and at least one group of gas storage chambers;
the choke plug comprises a first fixed end, a second fixed end and an air inlet and outlet pipeline; the first fixed end and the second fixed end are both used for fixedly connecting the gas storage chamber; the air inlet and outlet pipeline comprises a first turnout, a second turnout and a third turnout which are communicated with each other; the first turnout is arranged at the first fixed end, the second turnout is arranged at the second fixed end, and the first turnout and the second turnout are both used for charging and discharging the gas storage chamber; the first turnout and the second turnout are symmetrically arranged, the third turnout is arranged between the first turnout and the second turnout in a crossing way, and the included angle between the third turnout and the first turnout is equal to the included angle between the third turnout and the second turnout.
2. The underground gas storage chamber with a bulkhead according to claim 1, wherein the gas storage chamber is provided with a group of gas storage chambers, the gas storage chamber is arc-shaped, the left end part of the gas storage chamber is fixed at the first fixed end, and the right end part of the gas storage chamber is fixed at the second fixed end.
3. The underground gas storage chamber with a bulkhead according to claim 2, wherein the gas storage chamber comprises a left side section, a right side section, a first connecting section and a second connecting section, and two ends of the left side section and two ends of the right side section are smoothly communicated through the first connecting section and the second connecting section respectively;
the first connecting section is shallower than the left side section and the right side section; and/or the second connecting section is shallower than the left side section and the right side section.
4. The underground gas storage chamber with a choke plug of claim 1, wherein the gas storage chamber has more than two groups, the gas storage chambers of more than two groups are symmetrically arranged at two sides of the choke plug, the gas storage chambers at the left side of the choke plug are all connected at the first fixed end, and the gas storage chambers at the right side of the choke plug are all connected at the second fixed end.
5. The underground gas storage chamber with a bulkhead according to claim 1, wherein the gas storage chamber has more than two groups, each group of gas storage chambers is annular; the choke plugs are arranged between every two gas storage chambers, the first fixed ends are communicated with one group of the gas storage chambers, and the second fixed ends are communicated with the other adjacent group of the gas storage chambers.
6. The underground gas storage chamber with the bulkhead according to claim 1, further comprising a vertical shaft and a tunnel, wherein the vertical shaft is arranged on one side of the bulkhead, the tunnel is positioned underground, and two ends of the tunnel are respectively connected with the vertical shaft and the bulkhead; the roadway is located between the first fixed end and the second fixed end and is communicated with the first fixed end and the second fixed end.
7. The underground gas storage chamber with bulkhead according to claim 1, wherein an anchoring structure is arranged between the gas storage chamber and the first fixed end; and/or an anchoring structure is arranged between the gas storage chamber and the second fixed end.
8. The underground gas storage chamber with a bulkhead according to claim 1, wherein the gas storage chamber is provided with a left steel plate at the first fixed end, the left steel plate is in sealing connection with the left end of the gas storage chamber, and the first turnout is led out from the left steel plate.
9. The underground gas storage chamber with the bulkhead according to claim 1, wherein the gas storage chamber is provided with a right steel plate at the second fixed end, and the right steel plate is connected with the right end part of the gas storage chamber in a sealing way; and the second turnout is led out from the right steel plate.
10. A bulkhead underground gas storage chamber as claimed in claim 8 wherein a reinforcing structure is provided between the inner side of the left steel plate and the inner side of the chamber.
11. A bulkhead underground gas storage chamber as claimed in claim 9 wherein a reinforcing structure is provided between the inner side of the right steel plate and the inner side of the gas storage chamber.
12. A compressed air energy storage system comprising a bulkhead underground gas storage chamber according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310083560.7A CN116006262A (en) | 2023-02-08 | 2023-02-08 | Underground gas storage cave with choke plug and compressed air energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310083560.7A CN116006262A (en) | 2023-02-08 | 2023-02-08 | Underground gas storage cave with choke plug and compressed air energy storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116006262A true CN116006262A (en) | 2023-04-25 |
Family
ID=86035608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310083560.7A Pending CN116006262A (en) | 2023-02-08 | 2023-02-08 | Underground gas storage cave with choke plug and compressed air energy storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116006262A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117514349A (en) * | 2023-11-24 | 2024-02-06 | 长沙理工大学 | Air temperature regulation and control system and method in compressed air energy storage underground chamber |
-
2023
- 2023-02-08 CN CN202310083560.7A patent/CN116006262A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117514349A (en) * | 2023-11-24 | 2024-02-06 | 长沙理工大学 | Air temperature regulation and control system and method in compressed air energy storage underground chamber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100580195C (en) | Large depth underground continuous wall water-stop joint device | |
| KR101550737B1 (en) | Method for constructing reservoir in underground for the storage of highly pressured fluid | |
| CN116006262A (en) | Underground gas storage cave with choke plug and compressed air energy storage system | |
| CN103306685A (en) | Shield segment structure and shield tunnel | |
| CN105781595A (en) | Method for mechanical branch underground excavation construction of rectangular and quasi-rectangular cross-section underground engineering | |
| CN116988838A (en) | Annular tunnel type arrangement structure of ultrahigh-pressure underground gas storage chamber and construction method | |
| CN215860202U (en) | Anti-fault structure crossing active fault tunnel | |
| CN116696471B (en) | Compressed air energy storage underground gas storage device and construction method thereof | |
| CN206784393U (en) | T-piece and underground pipe gallery foundation pit support system | |
| CN108951703A (en) | Assembled underground pipe gallery and its construction method | |
| CN201125396Y (en) | Underground continuous wall water stop joint device | |
| CN113356880A (en) | Anti-fault structure crossing active fault tunnel | |
| CN210564553U (en) | Prefabricated assembled arch wall structure of railway tunnel | |
| CN118242138A (en) | Underground gas storage cave group and compressed air energy storage system | |
| CN118242139A (en) | Underground gas storage chamber and compressed air energy storage system | |
| CN108532455B (en) | Connecting structure of highway bridge comb plate expansion device | |
| CN217028916U (en) | Longitudinal connecting structure for rectangular jacking pipe | |
| CN218563661U (en) | Tunnel high-pressure wind-water conveying excavation trolley | |
| CN111636411A (en) | WAC construction method for connecting underground continuous wall panels of storage box garage | |
| CN115539816B (en) | Non-fork type compressed air energy storage underground high-pressure gas storage system and method capable of independently operating | |
| CN217789267U (en) | Cable duct bank channel | |
| CN217106809U (en) | Rectangular down-the-hole hammer drilling tool | |
| CN203023633U (en) | Anti-floating box culvert structure of pipeline in soft soil | |
| CN212801033U (en) | Single-line box type roadbed structure for steep slope section | |
| CN219388475U (en) | Normally closed brake for directional drilling machine of coal mine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |