Warehousing matrix type gravity energy storage coupling flywheel energy storage comprehensive energy storage system

Abstract

The invention discloses a storage matrix type gravity energy storage coupling flywheel energy storage comprehensive energy storage system which comprises a storage body and further comprises a power generation system, a horizontal transportation system, a gravity block and a control system, the control system is connected to the power generation system and the horizontal transportation system, and the storage body is of a multi-layer frame structure. The storage body comprises an upper storage stacking area, a hollow storage area and a lower storage stacking area from top to bottom, the horizontal transportation system is arranged on a floor of the storage body, the gravity blocks are arranged on the horizontal transportation system, the power generation system comprises gravity energy storage systems and flywheel energy storage systems, the gravity energy storage systems are arranged on the two sides of the storage body, and the flywheel energy storage systems are arranged on the two sides of the storage body. A basement is arranged at the bottom of the storage body, and the flywheel energy storage system is arranged in the basement. The energy storage system provides electric power service for cities, and comprehensive energy storage and mutual complementation are realized.

Description

Technical Field

[0001] The invention relates to a comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, belonging to the technical field of comprehensive energy storage. Background Art

[0002] The vertical matrix gravity block energy storage system has significant advantages such as environmental friendliness, flexible layout, easy site selection, high conversion efficiency, high safety, long life, and no self-discharge. It has outstanding R&D value and broad application prospects.

[0003] Gravity energy storage is designed to adapt to the development trend of new energy. It is in its infancy both at home and abroad. The energy storage system provides electricity services for cities. Land is very expensive in big cities, and storage land is becoming increasingly tight. Storage space is limited and supply exceeds demand.

[0004] Combining the energy storage system with the storage system can effectively utilize space and height to create economic value.

[0005] A vertical matrix gravity energy storage and warehousing system is in the research and development stage, with no practical cases and no mature system. Summary of the invention

[0006] The purpose of the present invention is to provide a comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage. The energy storage system of the present invention provides electricity services for the city, comprehensive energy storage, and mutual complementation.

[0007] In order to solve the above technical problems, the present invention adopts the following technical solutions: a comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, including a warehouse body, a power generation system, a horizontal transportation system, a gravity block, and a control system. The control system is respectively connected to the power generation system and the horizontal transportation system. The warehouse body adopts a multi-layer frame structure. The warehouse body includes an upper warehouse loading area, a hollow warehouse area and a lower warehouse loading area from top to bottom. The horizontal transportation system is placed on the floor of the warehouse body, and the gravity block is placed on the horizontal transportation system. The power generation system includes a gravity energy storage system and a flywheel energy storage system. The gravity energy storage system is placed on both sides of the warehouse body. A basement is provided at the bottom of the warehouse body, and the flywheel energy storage system is placed in the basement.

[0008] The aforementioned integrated energy storage system of a warehouse matrix gravity energy storage coupled with flywheel energy storage, the horizontal transportation system includes a track and a transport trolley, the track is arranged on the floor of the warehouse body, the transport trolley is slidably connected to the track, the control system is connected to the transport trolley, the transport trolley can automatically travel on the track, the gravity block is placed in the transport trolley, there are multiple transport trolleys, there are multiple tracks, and the transport trolley is connected to the control system.

[0009] The aforementioned integrated energy storage system of a warehouse matrix-type gravity energy storage coupled with flywheel energy storage, the gravity energy storage system includes an elevator car lifting system and a gravity power storage device connected in sequence, the elevator car lifting system is placed on both sides of the warehouse body, the gravity power storage device is connected to the flywheel energy storage system, and the elevator car lifting system and the gravity power storage device are respectively connected to the control system.

[0010] The aforementioned integrated energy storage system of a warehouse matrix gravity energy storage coupled with flywheel energy storage, the elevator car lifting system includes a drum device, an integrated generator and electric machine, a pulley mechanism, a steel cable and a car, the drum device is placed on the top of the warehouse body, the integrated generator and electric machine is connected to the rotating shaft of the drum device, the integrated generator and electric machine is also connected to the gravity power storage device, the pulley mechanism is connected to the right angle of the warehouse body, one end of the steel cable is wound around the drum device, the other end of the steel cable is connected to the car through the pulley mechanism, and the integrated generator and electric machine is connected to the control system.

[0011] The aforementioned integrated energy storage system of a warehouse matrix gravity energy storage coupled with flywheel energy storage, the flywheel energy storage system includes a high-speed flywheel, a motor / generator, a power converter, and an electronic control system. The high-speed flywheel is connected to the motor / generator, the motor / generator is connected to the power converter, the electronic control system is respectively connected to the high-speed flywheel, the motor / generator, and the power converter, and the electronic control system is connected to the control system.

[0012] The aforementioned integrated energy storage system of a storage matrix type gravity energy storage coupled with flywheel energy storage, wherein a transformer is provided between the flywheel energy storage system and the gravity energy storage device.

[0013] In the aforementioned integrated energy storage system of a storage matrix type gravity energy storage coupled with flywheel energy storage, horizontal transportation systems are arranged on the floors of the upper storage loading area, the hollow storage area and the lower storage loading area.

[0014] The aforementioned integrated energy storage system of a storage matrix gravity energy storage coupled with flywheel energy storage, wherein the upper storage loading area, the hollow storage area and the lower storage loading area are all provided with lifting equipment, the lifting equipment is arranged corresponding to the elevator car lifting system, and the lifting equipment is connected to the control system.

[0015] Compared with the prior art, the present invention is beneficial in that:

[0016] 1. The present invention effectively combines the warehouse matrix gravity energy storage and flywheel energy storage to complement each other. When the gravity energy storage has sufficient electricity, the excess electricity can be stored in the flywheel energy storage system. When the electricity in the warehouse is insufficient, the flywheel energy storage system provides electricity for the gravity energy storage.

[0017] 2. The present invention arranges the flywheel energy storage system in the basement, which effectively saves space.

[0018] 3. The present invention combines the energy storage system with the storage system without adding any extra floor space and height, but it increases the storage space by about 780,000 cubic meters.

[0019] 4. The storage space of about 780,000 cubic meters designed by the present invention, calculated at 1.5 / day / cubic meter, creates an economic value of 426 million yuan per year.

[0020] 5. The present invention effectively utilizes space and height to create economic value. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the present invention;

[0022] Figure 2 It is a schematic diagram of the control relationship between the control system of the present invention and the power generation system, the horizontal transportation system, and the hoisting equipment.

[0023] Figure numbers: 1-storage body, 2-power generation system, 3-horizontal transportation system, 4-gravity block, 5-control system, 6-upper warehouse loading area, 7-hollow storage area, 8-lower warehouse loading area, 9-basement, 10-reel device, 11-pulley mechanism, 12-steel cable, 13-car.

[0024] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments. DETAILED DESCRIPTION

[0025] Embodiment 1 of the present invention: A comprehensive energy storage system of a warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, and also comprising a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, the warehouse body 1 adopts a multi-layer frame structure, the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7 and a lower warehouse loading area 8, the horizontal transportation system 3 is placed on the floor slab of the warehouse body 1, the gravity block 4 is placed on the horizontal transportation system 3, the power generation system 2 comprises a gravity energy storage system and a flywheel energy storage system, the gravity energy storage system is placed on both sides of the warehouse body 1, a basement 9 is provided at the bottom of the warehouse body 1, and the flywheel energy storage system is placed in the basement 9.

[0026] Embodiment 2 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the warehouse body 1 adopts a multi-layer frame structure, wherein the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7, and a lower warehouse loading area 8, wherein the horizontal transportation system 3 is placed on the floor slab of the warehouse body 1, and the gravity block 4 is placed on the horizontal transportation system 3, wherein the power generation system 2 and the horizontal transportation system 3 are connected to the ... control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation System 2 includes a gravity energy storage system and a flywheel energy storage system. The gravity energy storage system is placed on both sides of the storage body 1. A basement 9 is provided at the bottom of the storage body 1, and the flywheel energy storage system is placed in the basement 9; the horizontal transportation system 3 includes a track and a transport cart. The track is arranged on the floor of the storage body 1, the transport cart is slidably connected to the track, the control system 5 is connected to the transport cart, the transport cart can automatically travel on the track, the gravity block 4 is placed in the transport cart, there are multiple transport carts, there are multiple tracks, and the transport cart is connected to the control system 5.

[0027] Embodiment 3 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the warehouse body 1 adopts a multi-layer frame structure, wherein the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7, and a lower warehouse loading area 8, wherein the horizontal transportation system 3 is placed on the floor of the warehouse body 1, and the gravity block 4 is placed on the horizontal transportation system 3, wherein the power generation system 2 comprises a gravity energy storage system and a flywheel energy storage system, wherein the gravity energy storage system is placed on both sides of the warehouse body 1, and the bottom of the warehouse body 1 is provided with There is a basement 9, and a flywheel energy storage system is placed in the basement 9; the horizontal transportation system 3 includes a track and a transport trolley, the track is arranged on the floor of the storage body 1, the transport trolley is slidably connected to the track, the control system 5 is connected to the transport trolley, the transport trolley can automatically travel on the track, the gravity block 4 is placed in the transport trolley, there are multiple transport trolleys, there are multiple tracks, and the transport trolley is connected to the control system 5; the gravity energy storage system includes an elevator car lifting system and a gravity power storage device connected in sequence, the elevator car lifting system is placed on both sides of the storage body 1, the gravity power storage device is connected to the flywheel energy storage system, and the elevator car lifting system and the gravity power storage device are respectively connected to the control system 5.

[0028] Embodiment 4 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, and also comprising a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the warehouse body 1 adopts a multi-layer frame structure, and the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7, and a lower warehouse loading area 8, wherein the horizontal transportation system 3 is placed on the floor of the warehouse body 1, and the gravity block 4 is placed on the horizontal transportation system 3, and the power generation system 2 comprises a gravity energy storage system and a flywheel energy storage system, wherein the gravity energy storage system is placed on both sides of the warehouse body 1, and a basement 9 is provided at the bottom of the warehouse body 1, and the flywheel energy storage system is placed in the basement 9; the horizontal transportation system 3 comprises a track and a transport trolley, wherein the track is arranged on the floor of the warehouse body 1, the transport trolley is slidably connected to the track, the control system 5 is connected to the transport trolley, and the transport trolley can automatically move Driving on the track, the gravity block 4 is placed in the transport trolley, there are multiple transport trolleys, there are multiple tracks, and the transport trolley is connected to the control system 5; the gravity energy storage system includes an elevator car lifting system and a gravity power storage device connected in sequence, the elevator car lifting system is placed on both sides of the storage body 1, the gravity power storage device is connected to the flywheel energy storage system, and the elevator car lifting system and the gravity power storage device are respectively connected to the control system 5; the elevator car lifting system includes a drum device 10, a generator and electric machine, a pulley mechanism 11, a steel cable 12 and a car 13, the drum device 10 is placed on the top of the storage body 1, the generator and electric machine is connected to the rotating shaft of the drum device 10, the generator and electric machine is also connected to the gravity power storage device, the pulley mechanism 11 is connected at a right angle to the storage body 1, one end of the steel cable 12 is wound around the drum device 10, and the other end of the steel cable 12 is connected to the car 13 through the pulley mechanism 11, and the generator and electric machine is connected to the control system 5.

[0029] Embodiment 5 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, the warehouse body 1 adopts a multi-layer frame structure, the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7 and a lower warehouse loading area 8, the horizontal transportation system 3 is placed on the floor of the warehouse body 1, the gravity block 4 is placed on the horizontal transportation system 3, the power generation system 2 includes a plurality of storage areas 6, a plurality of storage areas 7, and a plurality of storage areas 8. The invention comprises a gravity energy storage system and a flywheel energy storage system. The gravity energy storage system is placed on both sides of the storage body 1. A basement 9 is arranged at the bottom of the storage body 1. The flywheel energy storage system is placed in the basement 9. The horizontal transportation system 3 comprises a track and a transport trolley. The track is arranged on the floor of the storage body 1. The transport trolley is slidably connected to the track. The control system 5 is connected to the transport trolley. The transport trolley can automatically travel on the track. The gravity block 4 is placed in the transport trolley. There are multiple transport trolleys and multiple tracks. The transport trolley is connected to the control system 5. The gravity energy storage system The invention comprises an elevator car lifting system and a gravity power storage device connected in sequence, wherein the elevator car lifting system is placed on both sides of the storage body 1, the gravity power storage device is connected to the flywheel energy storage system, and the elevator car lifting system and the gravity power storage device are respectively connected to the control system 5; the elevator car lifting system comprises a drum device 10, a generator-electric integrated machine, a pulley mechanism 11, a steel cable 12 and a car 13, the drum device 10 is placed on the top of the storage body 1, the generator-electric integrated machine is connected to the rotating shaft of the drum device 10, the generator-electric integrated machine is also connected to the gravity power storage device, and the pulley mechanism 11 is connected to the rotating shaft of the drum device 10. The mechanism 11 is connected to the right angle of the storage body 1, one end of the steel cable 12 is wound around the drum device 10, and the other end of the steel cable 12 is connected to the car 13 through the pulley mechanism 11, and the generator and electric machine are connected to the control system 5; the flywheel energy storage system includes a high-speed flywheel, a motor / generator, a power converter, and an electronic control system. The high-speed flywheel is connected to the motor / generator, the motor / generator is connected to the power converter, the electronic control system is respectively connected to the high-speed flywheel, the motor / generator, and the power converter, and the electronic control system is connected to the control system 5.

[0030] Embodiment 6 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the warehouse body 1 adopts a multi-layer frame structure, wherein the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7, and a lower warehouse loading area 8, wherein the horizontal transportation system 3 is placed on the floor of the warehouse body 1, the gravity block 4 is placed on the horizontal transportation system 3, and the power generation system 2 comprises a gravity energy storage system 6 ... control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal The system and flywheel energy storage system, the gravity energy storage system is placed on both sides of the storage body 1, a basement 9 is arranged at the bottom of the storage body 1, and the flywheel energy storage system is placed in the basement 9; the horizontal transportation system 3 includes a track and a transport trolley, the track is arranged on the floor of the storage body 1, the transport trolley is slidably connected to the track, the control system 5 is connected to the transport trolley, the transport trolley can automatically travel on the track, the gravity block 4 is placed in the transport trolley, there are multiple transport trolleys, there are multiple tracks, and the transport trolley is connected to the control system 5; the gravity energy storage system includes an elevator car lift connected in sequence The elevator car lifting system is placed on both sides of the storage body 1, the gravity power storage device is connected to the flywheel energy storage system, and the elevator car lifting system and the gravity power storage device are respectively connected to the control system 5; the elevator car lifting system includes a drum device 10, a generator and electric machine, a pulley mechanism 11, a steel cable 12 and a car 13, the drum device 10 is placed on the top of the storage body 1, the generator and electric machine are connected to the rotating shaft of the drum device 10, the generator and electric machine are also connected to the gravity power storage device, the pulley mechanism 11 is connected to the right angle of the storage body 1, and the steel cable One end of the steel cable 12 is wound around the drum device 10, and the other end of the steel cable 12 is connected to the car 13 through the pulley mechanism 11, and the generator and motor are connected to the control system 5; the flywheel energy storage system includes a high-speed flywheel, a motor / generator, a power converter, and an electronic control system. The high-speed flywheel is connected to the motor / generator, the motor / generator is connected to the power converter, the electronic control system is respectively connected to the high-speed flywheel, the motor / generator, and the power converter, and the electronic control system is connected to the control system 5; a transformer is arranged between the flywheel energy storage system and the gravity power storage device.

[0031] Embodiment 7 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, the warehouse body 1 adopts a multi-layer frame structure, the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7 and a lower warehouse loading area 8, the horizontal transportation system 3 is placed on the floor of the warehouse body 1, the gravity block 4 is placed on the horizontal transportation system 3, the power generation system 2 comprises a gravity energy storage system and a flywheel energy storage system, and the gravity block 4 is placed on the horizontal transportation system 3. The flywheel energy storage system is placed on both sides of the storage body 1, and a basement 9 is provided at the bottom of the storage body 1, and the flywheel energy storage system is placed in the basement 9; the horizontal transportation system 3 includes a track and a transport trolley, the track is arranged on the floor of the storage body 1, the transport trolley is slidably connected to the track, the control system 5 is connected to the transport trolley, the transport trolley can automatically travel on the track, the gravity block 4 is placed in the transport trolley, there are multiple transport trolleys, there are multiple tracks, and the transport trolley is connected to the control system 5; the gravity energy storage system includes an elevator car lifting system and a gravity power storage device connected in sequence, the elevator car lifting system The storage body 1 is placed on both sides of the storage body 1, and the gravity power storage device is connected to the flywheel energy storage system. The elevator car lifting system and the gravity power storage device are respectively connected to the control system 5; the elevator car lifting system includes a drum device 10, a generator and electric machine, a pulley mechanism 11, a steel cable 12 and a car 13. The drum device 10 is placed on the top of the storage body 1, and the generator and electric machine are connected to the rotating shaft of the drum device 10. The generator and electric machine are also connected to the gravity power storage device. The pulley mechanism 11 is connected at a right angle to the storage body 1. One end of the steel cable 12 is wound around the drum device 10, and the other end of the steel cable 12 passes through the pulley mechanism 1 1 is connected to the car 13, and the integrated generator and motor are connected to the control system 5; the flywheel energy storage system includes a high-speed flywheel, a motor / generator, a power converter, and an electronic control system. The high-speed flywheel is connected to the motor / generator, the motor / generator is connected to the power converter, the electronic control system is respectively connected to the high-speed flywheel, the motor / generator, and the power converter, and the electronic control system is connected to the control system 5; a transformer is arranged between the flywheel energy storage system and the gravity power storage device; a horizontal transportation system 3 is arranged on the floor slabs of the upper warehouse loading area 6, the hollow storage area 7 and the lower warehouse loading area 8.

[0032] Embodiment 8 of the present invention: A comprehensive energy storage system of warehouse matrix gravity energy storage coupled with flywheel energy storage, comprising a warehouse body 1, a power generation system 2, a horizontal transportation system 3, a gravity block 4, and a control system 5, wherein the control system 5 is respectively connected to the power generation system 2 and the horizontal transportation system 3, the warehouse body 1 adopts a multi-layer frame structure, the warehouse body 1 comprises from top to bottom an upper warehouse loading area 6, a hollow warehouse area 7 and a lower warehouse loading area 8, the horizontal transportation system 3 is placed on the floor of the warehouse body 1, the gravity block 4 is placed on the horizontal transportation system 3, the power generation system 2 comprises a gravity energy storage system and a flywheel energy storage system, and the gravity energy storage system is placed on both sides of the warehouse body 1, A basement 9 is provided at the bottom of the storage body 1, and a flywheel energy storage system is placed in the basement 9; the horizontal transportation system 3 includes a track and a transport trolley, the track is arranged on the floor of the storage body 1, the transport trolley is slidably connected to the track, the control system 5 is connected to the transport trolley, the transport trolley can automatically travel on the track, the gravity block 4 is placed in the transport trolley, there are multiple transport trolleys, there are multiple tracks, and the transport trolley is connected to the control system 5; the gravity energy storage system includes an elevator car lifting system and a gravity power storage device connected in sequence, the elevator car lifting system is placed on both sides of the storage body 1, the gravity power storage device is connected to the flywheel energy storage system, the elevator car lifting system The elevator car lifting system includes a drum device 10, a generator and an electric machine, a pulley mechanism 11, a steel cable 12 and a car 13. The drum device 10 is placed on the top of the storage body 1. The generator and the electric machine are connected to the rotating shaft of the drum device 10. The generator and the electric machine are also connected to the gravity power storage device. The pulley mechanism 11 is connected to the right angle of the storage body 1. One end of the steel cable 12 is wound around the drum device 10, and the other end of the steel cable 12 is connected to the car 13 through the pulley mechanism 11. The generator and the electric machine are connected to the control system 5; the flywheel energy storage system includes a high-speed flywheel, a motor / generator, Power converter, electronic control system, high-speed flywheel is connected to motor / generator, motor / generator is connected to power converter, electronic control system is respectively connected to high-speed flywheel, motor / generator and power converter, electronic control system is connected to control system 5; a transformer is arranged between the flywheel energy storage system and the gravity power storage device; horizontal transportation system 3 is arranged on the floor slabs of upper warehouse loading area 6, hollow storage area 7 and lower warehouse loading area 8; lifting equipment is arranged in upper warehouse loading area 6, hollow storage area 7 and lower warehouse loading area 8, and the lifting equipment is arranged corresponding to the elevator car lifting system, and the lifting equipment is connected to control system 5.

[0033] The working principle of an embodiment of the present invention:

[0034] When the present invention works:

[0035] During energy storage, the horizontal transport system 3 of the lower warehouse loading area 8 transports the transport trolley to the hoisting equipment, the hoisting equipment hoists the gravity block 4 in the transport trolley to the car 13, the drum device 10 is lifted, and the gravity block 4 is lifted by the car 13 to the upper warehouse loading area 6, and the hoisting equipment of the upper warehouse loading area 6 hoists the gravity block 4 in the car 13 to the transport trolley of the upper warehouse loading area 6, completing the energy storage of the gravity block 4;

[0036] When releasing energy, the horizontal transportation system 3 of the upper warehouse loading area 6 and / or the hollow storage area 7 transports the transport cart to the lifting equipment, and the lifting equipment lifts the gravity block 4 in the transport cart to the car 13. The car 13 descends under the action of gravity. During the descent, the rotating shaft of the drum device 10 is driven to rotate, and the rotation of the rotating shaft drives the generator-electric integrated machine to generate electricity. The car 13 descends to the lower warehouse loading area 8, and the lifting equipment of the lower warehouse loading area 8 lifts the gravity block 4 in the car 13 into the transport cart of the lower warehouse loading area 8, completing the energy release of the gravity block 4.

Claims

1. A comprehensive energy storage system of a storage matrix type gravity energy storage coupled with flywheel energy storage, comprising a storage body (1), characterized in that: The storage device also includes a power generation system (2), a horizontal transportation system (3), a gravity block (4), and a control system (5). The control system (5) is connected to the power generation system (2) and the horizontal transportation system (3), respectively. The storage body (1) adopts a multi-layer frame structure. The storage body (1) includes an upper storage loading area (6), a hollow storage area (7), and a lower storage loading area (8) from top to bottom. The horizontal transportation system (3) is placed on the floor of the storage body (1). The gravity block (4) is placed on the horizontal transportation system (3). The power generation system (2) includes a gravity energy storage system and a flywheel energy storage system. The gravity energy storage system is placed on both sides of the storage body (1). A basement (9) is provided at the bottom of the storage body (1). The flywheel energy storage system is placed in the basement (9).

2. A storage matrix type gravity energy storage coupled with flywheel energy storage integrated energy storage system according to claim 1, characterized in that: The horizontal transport system (3) comprises a track and a transport trolley. The track is arranged on the floor of the storage body (1). The transport trolley is slidably connected to the track. The control system (5) is connected to the transport trolley. The transport trolley can automatically travel on the track. The gravity block (4) is placed in the transport trolley. There are multiple transport trolleys and multiple tracks. The transport trolley is connected to the control system (5).

3. The integrated energy storage system of storage matrix gravity energy storage coupled with flywheel energy storage according to claim 1 is characterized in that: The gravity energy storage system comprises an elevator car lifting system and a gravity power storage device connected in sequence, the elevator car lifting system is placed on both sides of the storage body (1), the gravity power storage device is connected to the flywheel energy storage system, and the elevator car lifting system and the gravity power storage device are respectively connected to the control system (5).

4. A storage matrix type gravity energy storage coupled with flywheel energy storage integrated energy storage system according to claim 3, characterized in that: The elevator car lifting system comprises a drum device (10), a generator and motor integrated machine, a pulley mechanism (11), a steel cable (12) and a car (13); the drum device (10) is placed on the top of a storage body (1); the generator and motor integrated machine is connected to the rotating shaft of the drum device (10); the generator and motor integrated machine is also connected to a gravity power storage device; the pulley mechanism (11) is connected to a right angle of the storage body (1); one end of the steel cable (12) is wound around the drum device (10); the other end of the steel cable (12) is connected to the car (13) through the pulley mechanism (11); and the generator and motor integrated machine is connected to a control system (5).

5. The integrated energy storage system of storage matrix gravity energy storage coupled with flywheel energy storage according to claim 1 is characterized in that: The flywheel energy storage system comprises a high-speed flywheel, a motor / generator, a power converter, and an electronic control system. The high-speed flywheel is connected to the motor / generator, the motor / generator is connected to the power converter, the electronic control system is respectively connected to the high-speed flywheel, the motor / generator, and the power converter, and the electronic control system is connected to the control system (5).

6. A storage matrix type gravity energy storage coupled with flywheel energy storage integrated energy storage system according to claim 1, characterized in that: A voltage transformer is arranged between the flywheel energy storage system and the gravity power storage device.

7. The integrated energy storage system of storage matrix gravity energy storage coupled with flywheel energy storage according to claim 1 is characterized in that: A horizontal transportation system (3) is provided on the floor slabs of the upper warehouse loading area (6), the hollow storage area (7) and the lower warehouse loading area (8).

8. The integrated energy storage system of storage matrix gravity energy storage coupled with flywheel energy storage according to claim 1, characterized in that: The upper warehouse loading area (6), the hollow storage area (7) and the lower warehouse loading area (8) are all provided with lifting equipment, the lifting equipment is arranged corresponding to the elevator car lifting system, and the lifting equipment is connected to the control system (5).

Images