Compressed air energy storage cavern simulation test system

Abstract

The invention discloses a compressed air energy storage cavern simulation test system, and relates to the technical field of compressed air energy storage caverns. Comprising a simulation structure bin, a moving structure is slidably connected to the bottom of an inner cavity of the simulation structure bin, an infrared thermal imager is fixedly installed on the inner side of the top of the moving structure, the simulation structure bin comprises a bin wall slidably connected to the bottom of the moving structure, and a limiting guide plate is fixedly installed at the bottom of an inner cavity of the bin wall; the top of the moving frame is rotatably connected with a rotating column, a first driving motor is started to simulate the effect that cracks appear in a cavern, and then a moving structure drives an infrared thermal imager to conduct deformation detection on a cavity structure caused by air pressure of an inner cavity of a bin wall. Therefore, the thermal infrared imager can conveniently and comprehensively detect the inner cavity of the warehouse wall, manual operation is reduced, data collected by the thermal infrared imager and data collected by the thin film pressure sensor are compared through the system by using the thin film pressure sensor, and the accuracy of the data collected by the thermal infrared imager is improved.

Description

Technical Field

[0001] The invention relates to the technical field of compressed air energy storage caverns, and in particular to a compressed air energy storage cavern simulation test system. Background Art

[0002] In the current prior art, the common energy storage cavern simulation experimental system includes a loading frame, a model specimen, a loading system, an automatic cycle charging and discharging system, an air sealing system, and a data acquisition and monitoring system. The inner periphery of the hole reserved in the middle of the model specimen is provided with a sealing layer, and the outer periphery is cast with a lining layer. The outer periphery of the lining layer is cast with surrounding rock. The model specimen is fixed in the accommodating cavity in the loading frame. The front and rear ends of the hole are blocked by the front steel plate and the rear steel plate respectively. The front steel plate is provided with an air inlet and an air outlet. The loading system includes a loading cylinder, a loading plate, and a servo controller arranged on the upper side, left side, and right side of the model specimen. The system can realistically simulate the mechanical response and failure mechanism of the compressed gas energy storage underground cavern under different ground stress environments, different operating conditions, and operating parameters, fill the gap in my country's model test equipment for compressed gas energy storage, and provide important experimental support for the structure and sealing design of compressed gas energy storage underground caverns.

[0003] However, the existing technology still has shortcomings, such as the following aspects: Compressed gas energy storage caverns are basically located underground, and there is a high-pressure environment inside. It is not convenient for workers to enter the interior for inspection, which leads to the problem of troublesome manual operation when inspecting the interior. Summary of the invention

[0004] The present invention provides a compressed air energy storage cavern simulation test system to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: A compressed air energy storage cavern simulation test system comprises a simulation structure warehouse, the bottom of the inner cavity of the simulation structure warehouse is slidably connected to a mobile structure, an infrared thermal imager is fixedly installed on the inner side of the top of the mobile structure, the simulation structure warehouse comprises a warehouse wall slidably connected to the bottom of the mobile structure, and a limited position guide plate is fixedly installed on the bottom of the inner cavity of the warehouse wall; The mobile structure comprises a mobile frame slidably connected to the top of the position limiting guide plate, a second drive motor is fixedly mounted on the outer wall of one side of the mobile frame, and a first gear is fixedly sleeved on one end of the top transmission of the second drive motor; The top of the moving frame is rotatably connected to a rotating column, one end of the top of the rotating column is rotatably connected to a No. 2 gear, and the outer wall of the No. 1 gear is meshed with the outer wall of the No. 2 gear; A fixing frame is fixedly installed in the middle of the top of the second gear, and the inner side of the fixing frame is fixedly installed with the outer walls on both sides of the infrared thermal imager.

[0006] Preferably, a sealing bottom plate is fixedly installed on one side of the inner wall of the movable frame, a No. 3 driving motor is fixedly installed on one side of the inner wall of the movable frame and on the upper surface of the sealing bottom plate, and a No. 1 bevel gear is fixedly sleeved on one end of the transmission of the No. 3 driving motor.

[0007] Preferably, the outer wall of the No. 1 bevel gear is meshed with the No. 2 bevel gear, the outer wall inside the No. 2 bevel gear is fixedly sleeved with a rotating rod, the two ends of the rotating rod are rotatably connected to the two sides of the inner wall of the movable frame, and the two ends of the outer wall of the rotating rod are fixedly sleeved with transmission rollers.

[0008] Preferably, the outer wall on the inner side of the transmission roller is engaged with a transmission belt, the inner side of the outer wall of the transmission belt and the lower surface of the sealing bottom plate are engaged with a roller rod, a large roller is fixedly sleeved on the middle part of the outer wall of the roller rod, and a limiting groove is provided on the outer wall on the inner side of the bottom of the movable frame, and small rollers are rotatably connected to the outer walls on the upper and lower sides of the inner side of the limiting groove.

[0009] Preferably, a mounting plate is fixedly mounted on the inner side of the outer wall of the warehouse wall, and a thin film pressure sensor is fixedly mounted on the outer wall of the mounting plate and in the inner cavity of the warehouse wall.

[0010] Preferably, a limiting frame is fixedly mounted on the outer wall of one side of the mounting plate, and a No. 1 driving motor is fixedly mounted on the outer wall of one side of the limiting frame.

[0011] Preferably, one end of the No. 1 driving motor transmission is provided with a threaded rod, and one end of the outer wall of the threaded rod is threadedly connected with a threaded plate.

[0012] Preferably, a sealing fixing block is fixedly installed on the outer wall of one side of the threaded plate and the outer wall located at one end of the threaded rod, and a sealing ring is fixedly sleeved on the outer wall of the sealing fixing block.

[0013] Preferably, an air leakage pipe is fixedly installed on the inner side of the outer wall of the mounting plate and on the outer wall of the sealing fixing block, and an exhaust hole is opened on the outer wall of one side of the air leakage pipe.

[0014] Preferably, an air inlet hole is formed on the outer wall on the inner side of the air leakage pipe, and a frame sealing block is fixedly installed on the outer wall of one side of the threaded plate and located on the inner side of the air outlet hole.

[0015] In summary, this technical solution mainly has the following beneficial effects: By starting the No. 1 drive motor to simulate the effect of cracks appearing in the cave, the infrared thermal imager is driven by the mobile structure to detect the deformation of the cavity structure caused by the air pressure in the inner cavity of the warehouse wall, thereby making it easier for the infrared thermal imager to detect the inner cavity of the warehouse wall and reduce the effect of manual operation. Then, the data collected by the infrared thermal imager and the thin film pressure sensor are compared through the system using the thin film pressure sensor, thereby improving the accuracy of the data collected by the infrared thermal imager. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the main structure of the present invention; Figure 2 It is a cross-sectional structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the structure of the rotating column of the present invention; Figure 4 It is a schematic diagram of the structure of the second bevel gear of the present invention; Figure 5 It is a schematic diagram of the cross-sectional structure of the mobile frame of the present invention; Figure 6 It is a schematic diagram of the cross-sectional structure of the air leakage pipe of the present invention; Figure 7 It is a schematic diagram of the process structure of the present invention.

[0017] In the figure: 1. Simulated structure warehouse; 11. Warehouse wall; 12. Mounting plate; 121. Thin film pressure sensor; 122. Limiting frame; 1221. No. 1 driving motor; 1222. Threaded rod; 1223. Threaded plate; 1224. Frame sealing block; 1225. Sealing fixing block; 1226. Sealing ring; 13. Leakage pipe; 131. Exhaust hole; 132. Inlet hole; 14. Limiting guide plate; 2. Mobile structure; 21. Mobile Frame; 22. No. 2 driving motor; 221. No. 1 gear; 23. Rotating column; 231. No. 2 gear; 232. Fixed frame; 24. No. 3 driving motor; 241. No. 1 bevel gear; 25. Sealing bottom plate; 26. Rotating rod; 261. Transmission roller; 262. Transmission belt; 263. No. 2 bevel gear; 27. Roller rod; 271. Large roller; 28. Limiting groove; 281. Small roller; 3. Infrared thermal imager. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0019] like Figure 1 - Figure 7As shown, a compressed air energy storage cavern simulation test system comprises a simulation structure warehouse 1, the bottom of the inner cavity of the simulation structure warehouse 1 is slidably connected to a mobile structure 2, an infrared thermal imager 3 is fixedly installed on the inner side of the top of the mobile structure 2, the simulation structure warehouse 1 comprises a warehouse wall 11 slidably connected to the bottom of the mobile structure 2, and a limited position guide plate 14 is fixedly installed on the bottom of the inner cavity of the warehouse wall 11; The mobile structure 2 includes a mobile frame 21 slidably connected to the top of the limiting guide plate 14, a second drive motor 22 is fixedly mounted on the outer wall of one side of the mobile frame 21, and a first gear 221 is fixedly sleeved on one end of the top transmission of the second drive motor 22; The top of the moving frame 21 is rotatably connected to a rotating column 23, one end of the top of the rotating column 23 is rotatably connected to a second gear 231, and the outer wall of the first gear 221 is meshed with the outer wall of the second gear 231; A fixing frame 232 is fixedly installed in the middle of the top of the second gear 231 , and the inner side of the fixing frame 232 is fixedly installed with the outer walls on both sides of the infrared thermal imager 3 .

[0020] It should be noted that, in this embodiment, by starting the No. 2 driving motor 22, one end of the top of the No. 2 driving motor 22 drives the No. 1 gear 221 to rotate, and then the outer wall of the No. 1 gear 221 is engaged with the outer wall of the No. 2 gear 231, thereby driving the No. 2 gear 231 to rotate, and the No. 2 gear 231 drives the infrared thermal imager 3 to rotate, thereby adjusting the detection angle.

[0021] A sealing bottom plate 25 is fixedly installed on one side of the inner wall of the mobile frame 21, and a No. 3 driving motor 24 is fixedly installed on one side of the inner wall of the mobile frame 21 and on the upper surface of the sealing bottom plate 25. One end of the transmission of the No. 3 driving motor 24 is fixedly sleeved with a No. 1 bevel gear 241, and the outer wall of the No. 1 bevel gear 241 is meshed with a No. 2 bevel gear 263, and the outer wall of the inner side of the No. 2 bevel gear 263 is fixedly sleeved with a rotating rod 26, and both ends of the rotating rod 26 are connected to the inner wall of the mobile frame 21. The two sides are rotatably connected, and transmission rollers 261 are fixedly sleeved at both ends of the outer wall of the rotating rod 26. The outer wall inside the transmission roller 261 is meshed with a transmission belt 262. The inner side of the outer wall of the transmission belt 262 and the lower surface of the sealing bottom plate 25 are meshed with a roller rod 27. A large roller 271 is fixedly sleeved in the middle of the outer wall of the roller rod 27. A limiting groove 28 is provided on the outer wall inside the bottom of the movable frame 21, and small rollers 281 are rotatably connected to the outer walls on the upper and lower sides of the inner side of the limiting groove 28.

[0022] It should be noted that, in this embodiment, by starting the No. 3 driving motor 24 on the upper surface of the sealing bottom plate 25, one end of the transmission of the No. 3 driving motor 24 drives the No. 1 bevel gear 241 to rotate, so that the outer wall of the No. 1 bevel gear 241 is meshed with the No. 2 bevel gear 263, thereby driving the rotating rod 26 to rotate, and then the transmission roller 261 is driven to rotate through the two ends of the outer wall of the rotating rod 26, so that the inner side of the transmission roller 261 is meshed with the outer wall of the inner side of the transmission belt 262, so that it drives the transmission roller 261 to rotate. The conveyor belt 262 is used for transmission, and the bottom inside the conveyor belt 262 drives the outer walls at both ends of the roller rod 27 for transmission, thereby driving the large roller 271 to roll on the upper surface of the limiting guide plate 14, so that it drives the moving frame 21 to slide on the upper surface of the limiting guide plate 14. In addition, the small roller 281 inside the limiting groove 28 rolls on the outer walls on both sides of the limiting guide plate 14, which limits it on the one hand and facilitates the sliding of the moving frame 21 on the upper surface of the limiting guide plate 14 on the other hand.

[0023] A mounting plate 12 is fixedly installed on the inner side of the outer wall of the warehouse wall 11, a thin film pressure sensor 121 is fixedly installed on the outer wall of the mounting plate 12 and located in the inner cavity of the warehouse wall 11, a limiting frame 122 is fixedly installed on the outer wall of one side of the mounting plate 12, a No. 1 driving motor 1221 is fixedly installed on the outer wall of one side of the limiting frame 122, a threaded rod 1222 is provided at one end of the transmission of the No. 1 driving motor 1221, a threaded plate 1223 is threadedly connected to one end of the outer wall of the threaded rod 1222, and a threaded plate 1223 is threadedly connected to one end of the outer wall of the threaded plate 1223. A sealing fixing block 1225 is fixedly installed on the outer wall at one end of the threaded rod 1222, and a sealing ring 1226 is fixedly sleeved on the outer wall of the sealing fixing block 1225. An air leakage pipe 13 is fixedly installed on the inner side of the outer wall of the mounting plate 12 and on the outer wall of the sealing fixing block 1225. An exhaust hole 131 is opened on the outer wall on one side of the air leakage pipe 13, and an air inlet hole 132 is opened on the outer wall on the inner side of the air leakage pipe 13. A frame sealing block 1224 is fixedly installed on the outer wall on one side of the threaded plate 1223 and on the inner side of the exhaust hole 131.

[0024] It should be noted that, in this embodiment, by starting the No. 1 driving motor 1221, one end of the transmission of the No. 1 driving motor 1221 drives the threaded rod 1222 to rotate, and the threaded plate 1223 is located on the inner side of the limiting frame 122 to limit the threaded plate 1223, so that the inner side of the threaded plate 1223 and the outer wall of the threaded rod 1222 are threadedly rotated, so that the threaded plate 1223 drives the sealing fixing block 1225 to detach from the inner side of the leakage pipe 13, and the gas in the inner cavity of the warehouse wall 11 passes through the air inlet hole 132 into the inner side of the exhaust hole 131, and the gas flows out from the exhaust hole 131, thereby simulating the leakage of the energy storage chamber.

[0025] The working principle of the present invention is as follows: by starting the No. 2 driving motor 22, one end of the top of the No. 2 driving motor 22 drives the No. 1 gear 221 to rotate, and then the outer wall of the No. 1 gear 221 is meshed with the outer wall of the No. 2 gear 231, thereby driving the No. 2 gear 231 to rotate, so that it drives the infrared thermal imager 3 to rotate, and the detection angle is adjusted. By starting the No. 3 driving motor 24 on the upper surface of the sealing bottom plate 25, one end of the transmission of the No. 3 driving motor 24 drives the No. 1 bevel gear 241 to rotate, so that the outer wall of the No. 1 bevel gear 241 is meshed with the No. 2 bevel gear 263, thereby driving the rotating rod 26 to rotate, and then the transmission roller 261 is driven to rotate through the two ends of the outer wall of the rotating rod 26, so that the inner side of the transmission roller 261 is meshed with the outer wall of the inner side of the transmission belt 262, so that it drives the transmission belt 262 to transmit, and the bottom of the inner side of the transmission belt 262 drives the outer walls of the two ends of the roller rod 27 to transmit, thereby driving the large roller 271 to roll on the upper surface of the limiting guide plate 14, so that it drives the moving frame 21 to slide on the upper surface of the limiting guide plate 14, and in addition, the small rollers 281 on the inner side of the limiting groove 28 roll on the outer walls on both sides of the limiting guide plate 14, on the one hand, it is limited, and on the other hand, it is convenient for the moving frame 21 to slide on the upper surface of the limiting guide plate 14. By starting the No. 1 driving motor 1221, one end of the transmission of the No. 1 driving motor 1221 drives the threaded rod 1222 to rotate, and the threaded plate 1223 is located on the inner side of the limiting frame 122 to limit the threaded plate 1223, so that the inner side of the threaded plate 1223 and the outer wall of the threaded rod 1222 are threadedly rotated, so that the threaded plate 1223 drives the sealing fixing block 1225 to detach from the inner side of the leakage pipe 13, and the gas in the inner cavity of the warehouse wall 11 passes through the air inlet hole 132 into the inner side of the exhaust hole 131, and the gas flows out from the exhaust hole 131, thereby simulating the leakage of the energy storage chamber.

[0026] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A compressed air energy storage cavern simulation test system, comprising a simulation structure chamber (1), wherein the bottom of the inner cavity of the simulation structure chamber (1) is slidably connected to a mobile structure (2), and an infrared thermal imager (3) is fixedly installed on the inner side of the top of the mobile structure (2), characterized in that: The simulation structure bin (1) comprises a bin wall (11) slidably connected to the bottom of the mobile structure (2), and a limiting guide plate (14) is fixedly installed at the bottom of the inner cavity of the bin wall (11); The moving structure (2) comprises a moving frame (21) slidably connected to the top of the limiting guide plate (14); a second drive motor (22) is fixedly mounted on an outer wall of one side of the moving frame (21); a first gear (221) is fixedly sleeved on one end of the top transmission of the second drive motor (22); The top of the movable frame (21) is rotatably connected to a rotating column (23), one end of the top of the rotating column (23) is rotatably connected to a second gear (231), and the outer wall of the first gear (221) is meshed with the outer wall of the second gear (231); A fixing frame (232) is fixedly mounted in the middle of the top of the second gear (231), and the inner side of the fixing frame (232) is fixedly mounted to the outer walls of both sides of the infrared thermal imager (3).

2. A compressed air energy storage cavern simulation test system according to claim 1, characterized in that: A sealing bottom plate (25) is fixedly mounted on one side of the inner wall of the moving frame (21), a third drive motor (24) is fixedly mounted on one side of the inner wall of the moving frame (21) and on the upper surface of the sealing bottom plate (25), and a transmission end of the third drive motor (24) is fixedly sleeved with a first bevel gear (241).

3. A compressed air energy storage cavern simulation test system according to claim 2, characterized in that: The outer wall of the first bevel gear (241) is meshed with a second bevel gear (263), the inner outer wall of the second bevel gear (263) is fixedly sleeved with a rotating rod (26), the two ends of the rotating rod (26) are rotatably connected to the two sides of the inner wall of the movable frame (21), and the two ends of the outer wall of the rotating rod (26) are fixedly sleeved with transmission rollers (261).

4. A compressed air energy storage cavern simulation test system according to claim 3, characterized in that: The outer wall on the inner side of the transmission roller (261) is meshed with a transmission belt (262), the inner side of the outer wall of the transmission belt (262) and located on the lower surface of the sealing bottom plate (25) is meshed with a roller rod (27), a large roller (271) is fixedly sleeved in the middle of the outer wall of the roller rod (27), a limiting groove (28) is provided on the outer wall on the inner side of the bottom of the movable frame (21), and small rollers (281) are rotatably connected to the outer walls on the upper and lower sides of the inner side of the limiting groove (28).

5. The compressed air energy storage cavern simulation test system according to claim 1 is characterized by: A mounting plate (12) is fixedly mounted on the inner side of the outer wall of the warehouse wall (11), and a thin film pressure sensor (121) is fixedly mounted on the outer wall of the mounting plate (12) and in the inner cavity of the warehouse wall (11).

6. A compressed air energy storage cavern simulation test system according to claim 5, characterized in that: A limiting frame (122) is fixedly mounted on an outer wall on one side of the mounting plate (12), and a No. 1 driving motor (1221) is fixedly mounted on an outer wall on one side of the limiting frame (122).

7. A compressed air energy storage cavern simulation test system according to claim 6, characterized in that: A threaded rod (1222) is provided at one end of the transmission of the first driving motor (1221), and a threaded plate (1223) is threadedly connected to one end of the outer wall of the threaded rod (1222).

8. A compressed air energy storage cavern simulation test system according to claim 7, characterized in that: A sealing fixing block (1225) is fixedly mounted on the outer wall of one side of the threaded plate (1223) and the outer wall located at one end of the threaded rod (1222), and a sealing ring (1226) is fixedly sleeved on the outer wall of the sealing fixing block (1225).

9. A compressed air energy storage cavern simulation test system according to claim 8, characterized in that; An air leakage pipe (13) is fixedly mounted on the inner side of the outer wall of the mounting plate (12) and located on the outer wall of the sealing fixing block (1225), and an exhaust hole (131) is provided on the outer wall of one side of the air leakage pipe (13).

10. A compressed air energy storage cavern simulation test system according to claim 8, characterized in that; An air inlet hole (132) is provided on the inner outer wall of the air leakage pipe (13), and a frame sealing block (1224) is fixedly mounted on the outer wall of one side of the threaded plate (1223) and located on the inner side of the air exhaust hole (131).

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