CN116907255A - Gas-driven countercurrent fluidized bed energy storage device and use method thereof - Google Patents
Gas-driven countercurrent fluidized bed energy storage device and use method thereof Download PDFInfo
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- CN116907255A CN116907255A CN202310857073.1A CN202310857073A CN116907255A CN 116907255 A CN116907255 A CN 116907255A CN 202310857073 A CN202310857073 A CN 202310857073A CN 116907255 A CN116907255 A CN 116907255A
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- fluidized bed
- gas
- fixedly connected
- energy storage
- outlet
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- 238000004146 energy storage Methods 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000002775 capsule Substances 0.000 claims abstract description 86
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 238000009826 distribution Methods 0.000 claims abstract description 24
- 238000012216 screening Methods 0.000 claims abstract description 9
- 244000309464 bull Species 0.000 claims description 23
- 238000012423 maintenance Methods 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 238000005243 fluidization Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 79
- 230000001276 controlling effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D2020/006—Heat storage systems not otherwise provided for
Abstract
The invention relates to the technical field of energy storage and transportation, in particular to a gas-driven countercurrent fluidized bed energy storage device and a use method thereof, the device comprises a fluidized bed, wherein a capsule inlet is fixedly connected to the side wall of the fluidized bed close to the top, an opening and closing structure is connected to the fluidized bed in a sliding manner below the capsule inlet, a gas distribution structure is fixedly connected to the inside of the fluidized bed, an overhaul structure is arranged at the position close to the gas distribution structure, an outlet structure is fixedly connected to the bottom end of the fluidized bed, a rotating structure is connected to the upper part of the outlet structure in a rotating manner, and a screening structure is connected to the rotating structure in a rotating manner; the gas distribution structure is arranged, so that the gas cavity can timely enter a sealing state, liquid is prevented from entering the gas cavity to pollute the gas cavity, the energy storage capsules can be recovered through the arrangement of the outlet structure, the energy storage capsules can be periodically recovered or replaced according to the using frequency of the device, and the using range of the device is enlarged.
Description
Technical Field
The invention relates to the technical field of energy storage and transportation, in particular to a gas-driven countercurrent fluidized bed energy storage device and a use method thereof.
Background
Energy sources promote the development of human society, but the production of a large amount of greenhouse gases is accompanied by a plurality of adverse effects on the environment. Therefore, there is a higher demand for energy utilization, and energy storage technologies are continuously developed under this trend. The heat energy storage technology is an important novel energy storage technology, has the advantages of regulating and controlling the quality of electric energy, shifting peaks and filling valleys and improving the utilization rate of the electric energy, and plays an important role in building novel energy structures mainly comprising green energy.
However, the stability of the energy storage capsule used in the thermal energy storage technology may change in long-term repeated use, the energy storage capsule needs to be replaced and recovered regularly, meanwhile, in the use process of the fluidized bed, the gas flow rate needs to be strictly controlled, the gas is controlled to uniformly enter the fluidized bed, the energy storage capsule is promoted to enter the fluidized state, meanwhile, when the gas stops entering the fluidized bed, the air cavity needs to be closed in time, liquid is prevented from entering the air cavity, the air cavity is prevented from being polluted, the air cavity is a vulnerable part, and the air cavity needs to be regularly overhauled and replaced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a gas-driven countercurrent fluidized bed energy storage device and a use method thereof.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a gas-driven countercurrent fluidized bed energy storage device, includes the fluidized bed, the fluidized bed is fixedly connected with capsule import on the lateral wall near the top, the fluidized bed is fixedly connected with liquid inlet in capsule import relative position department, the fluidized bed is in capsule import below sliding connection has the switching structure, the inside fixedly connected with gas distribution structure of fluidized bed, the fluidized bed is equipped with the maintenance structure near gas distribution structure position department, gas distribution structure inside has inserted the gas-supply pipe, the gas-supply pipe is equipped with the flowmeter near bottom position department, gas-supply pipe bottom fixedly connected with air compressor machine, fluidized bed bottom fixedly connected with outlet structure, the fluidized bed is in outlet structure upper portion rotation connection with revolution mechanic, revolution mechanic rotation is connected with screening structure, the fluidized bed is equipped with the valve in screening structure's lower part, fluidized bed top fixedly connected with gas outlet, fluidized bed inner wall adhesion has the heat preservation coating;
the opening and closing structure comprises a first sealing plate, the fluidized bed is attached with the first sealing plate at the position of the capsule inlet, the first sealing plate is fixedly connected with an adjusting rod, the fluidized bed is slidably connected with an adjusting rod, the adjusting rod is fixedly connected with a first chute near the center position, the first chute is slidably connected with a first connecting block, and the first connecting block is fixedly connected with a rotary table.
Specifically, the carousel rotates and is connected with first dead lever, fluidized bed fixedly connected with first dead lever, first dead lever is at the one end threaded connection who keeps away from the fluidized bed has first fastening bolt.
Specifically, the gas distribution structure comprises an air cavity, a fixed block is fixedly connected to the bottom of the air cavity, a second fixed rod is connected to the fixed block in a threaded mode, and a second fixed rod is fixedly connected to the fluidized bed.
Specifically, a plurality of exhaust ports that evenly set up are fixedly connected with at air cavity top, exhaust port and the inside intercommunication of air cavity, air cavity fixedly connected with support, support bottom surface is in the corresponding position department fixedly connected with spacing section of thick bamboo of exhaust port, the inside fixedly connected with first spring of spacing section of thick bamboo, first spring bottom fixedly connected with rubber stopper, in the exhaust port was plugged into to the rubber stopper tip.
Specifically, the maintenance structure comprises a second sealing plate and an maintenance hole, wherein the maintenance hole is formed in the position, close to the air cavity, of the fluidized bed, and the second sealing plate is connected with the fluidized bed through a mounting bolt.
Specifically, the outlet structure includes the liquid outlet, fluidized bed bottom fixedly connected with liquid outlet, the left end fixedly connected with energy storage capsule export of liquid outlet, the fluidized bed is being close to the position department rotation of energy storage capsule export and is connected with reciprocating screw, threaded connection has the slider on the reciprocating screw, slider fixedly connected with slide bar, slide bar tip fixedly connected with fourth closing plate, fourth closing plate top fixedly connected with third closing plate, reciprocating screw is being close to the one end threaded connection of fluidized bed has the second fastening bolt.
Specifically, revolution mechanic includes the bull stick, the fluidized bed rotates and is connected with the bull stick, the bull stick has cup jointed sealed section of thick bamboo, bull stick right-hand member fixedly connected with rectangle anticreep piece, the right-hand member block of bull stick has the handle, the inside rectangle notch that opens of handle, the handle all contradicts in the both sides of bull stick with the rectangle anticreep piece has the second spring, the handle is being close to one side fixedly connected with of fluidized bed and is preventing changeing the piece, the fluidized bed is in preventing changeing the piece and correspond the position department and open and have preventing changeing the groove, prevent changeing the piece and insert preventing changeing in the groove.
Specifically, screening structure includes the disc, bull stick left end fixedly connected with disc, the disc is being close to edge position department fixedly connected with fourth connecting block, fourth connecting block rotation is connected with second connecting rod, second connecting rod rotation is connected with the head rod, the head rod bottom rotates and is connected with the third connecting block, the third connecting block rotates and is connected with L shape pole, L shape pole is being close to third connecting block position department and rotates and be connected with the second connecting block, second connecting block and third connecting block sliding connection have the second spout that two symmetries set up, fluidized bed fixedly connected with second spout, L shape pole bottom fixedly connected with sieve.
The application method of the gas-driven countercurrent fluidized bed energy storage device comprises the following steps:
s1: adding a proper amount of liquid into the fluidized bed through a liquid inlet, adding a certain volume of energy storage capsules into the fluidized bed through a capsule inlet, starting an air compressor to introduce gas, and enabling the gas to enter the fluidized bed through a gas distribution structure to be disturbed, so that the energy storage capsules are fluidized;
s2: adjusting the flowmeter to change the gas flow rate to enable the energy storage capsule to be in a complete fluidization state, and performing full heat exchange with the heat exchange fluid;
s3: after heat exchange is completed, the liquid is discharged through the outlet structure, the gas outlet is discharged, and the energy storage capsules are left in the fluidized bed for heat preservation and are used for preheating a medium or a system.
The beneficial effects of the invention are as follows:
(1) According to the gas-driven countercurrent fluidized bed energy storage device and the use method thereof, the gas distribution structure is arranged, so that the gas can uniformly enter the fluidized bed, the energy storage capsules are promoted to rapidly enter a fluidization state, after the gas is stopped being input, the air cavity can timely enter a sealing state, liquid is prevented from entering the air cavity to pollute the air cavity, and the service life of the device is prolonged, namely: when gas is input, the pressure of the gas cavity is increased, the gas impacts the rubber plug to move outwards and away from the gas outlet, so that the gas cavity is in an open state, the gas uniformly enters the fluidized bed along the gas outlet, and after the gas input is stopped, the first spring drives the rubber plug to be plugged into the gas outlet, so that the gas cavity is in a sealed state.
(2) According to the gas-driven countercurrent fluidized bed energy storage device and the use method thereof, the energy storage capsules are blocked on the sieve plate by the arrangement of the sieving structure, after a new round of liquid is added, as the density of the energy storage capsules is smaller than that of the liquid, when the liquid is added again, the energy storage capsules automatically float, the operation is convenient and quick, and the heat exchange efficiency is improved, namely: when the fluidized bed normally works, liquid is input from the liquid inlet, the energy storage capsule automatically floats in the liquid, after the liquid is input, the air compressor is opened, gas enters the gas distribution structure along the gas transmission pipe, the pressure of the gas cavity is increased, the gas impacts the rubber plug to move outwards and away from the gas outlet, the gas cavity is in an open state, the gas uniformly enters the fluidized bed along the gas outlet, the energy storage capsule is promoted to enter the fluidized state, and heat exchange is performed on the liquid.
(3) According to the gas-driven countercurrent fluidized bed energy storage device and the use method thereof, the energy storage capsules can be recovered through the arrangement of the outlet structure, the energy storage capsules can be periodically recovered or replaced by new energy storage capsule types according to the use frequency of the device, and the use range of the device is widened, namely: when needing to retrieve the energy storage capsule, become flexible with the second fastening bolt, rotate reciprocating lead screw, make the slider drive slide bar upward movement, make the fluidised bed of third closing plate conflict, this moment fourth closing plate is sealed with the liquid outlet, the energy storage capsule can follow energy storage capsule export output along the fourth closing plate, pull back the handle again, make prevent changeing the piece and extract from preventing changeing the groove, rotate the handle and drive the bull stick and rotate 180 degrees after, loosen the handle, the second spring drives and prevents changeing the piece and insert preventing changeing the groove, in the pivoted in-process, the bull stick drives the disc and rotates, and then drive the second connecting rod and rotate, make the head rod upwards move along the second spout, and then drive L shape pole upwards move along the second spout, make the sieve rotate 90 degrees, the energy storage capsule that accumulates on the sieve this moment drops, open the valve, energy storage capsule exports from the energy storage capsule along the fourth closing plate.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the portion A shown in FIG. 2;
FIG. 4 is a schematic diagram of an opening/closing structure according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of the portion B shown in FIG. 2;
FIG. 6 is an enlarged schematic view of the structure of the portion C shown in FIG. 2;
FIG. 7 is a schematic view of the screening arrangement of the present invention;
fig. 8 is an enlarged schematic view of the D section structure shown in fig. 7.
In the figure: 1. a fluidized bed; 2. a capsule inlet; 3. a liquid inlet; 4. an opening and closing structure; 401. a first seal; 402. an adjusting rod; 403. a first chute; 404. a first connection block; 405. a turntable; 406. a first fixing rod; 407. a first fastening bolt; 5. a gas distribution structure; 501. an air cavity; 502. a fixed block; 503. a second fixing rod; 504. an exhaust port; 505. a bracket; 506. a limiting cylinder; 507. a first spring; 508. a rubber stopper; 6. an overhaul structure; 601. a second sealing plate; 602. an access opening; 603. installing a bolt; 7. an outlet structure; 701. a liquid outlet; 702. an energy storage capsule outlet; 703. a reciprocating screw rod; 704. a slide block; 705. a slide bar; 706. a third sealing plate; 707. a fourth sealing plate; 708. a second fastening bolt; 8. a screening structure; 801. a sieve plate; 802. an L-shaped rod; 803. a second connection block; 804. a third connecting block; 805. a second chute; 806. a first connecting rod; 807. a second connecting rod; 808. a fourth connecting block; 809. a disc; 9. a rotating structure; 901. a rotating rod; 902. rectangular anti-drop blocks; 903. a handle; 904. a rectangular notch; 905. a second spring; 906. an anti-rotation block; 907. an anti-rotation groove; 908. a sealing cylinder; 10. an air pipe; 11. an air outlet; 12. a flow meter; 13. an air compressor; 14. a heat preservation coating; 15. and (3) a valve.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-8, the gas-driven countercurrent fluidized bed energy storage device comprises a fluidized bed 1, wherein a capsule inlet 2 is fixedly connected to the side wall of the fluidized bed 1 close to the top and used for inputting energy storage capsules into the fluidized bed 1, a liquid inlet 3 is fixedly connected to the fluidized bed 1 at the position opposite to the capsule inlet 2 and used for inputting heat exchange fluid into the fluidized bed 1, an opening and closing structure 4 is slidingly connected to the lower part of the capsule inlet 2 and used for controlling the opening and closing of the capsule inlet 2, a gas distribution structure 5 is fixedly connected to the inside of the fluidized bed 1, a overhauling structure 6 is arranged at the position close to the gas distribution structure 5 of the fluidized bed 1 and used for overhauling and replacing the gas distribution structure 5, a gas pipe 10 is inserted into the gas distribution structure 5, a flowmeter 12 is arranged at the position close to the bottom end of the gas pipe 10 and fixedly connected with an air compressor 13, an outlet structure 7 is fixedly connected to the bottom end of the fluidized bed 1 and used for controlling the output of energy storage capsules and heat exchange liquid, a rotary structure 9 is rotatably connected to the upper part of the capsule inlet 2 and used for controlling the output of the heat exchange liquid, a rotary sieve structure 9 is rotatably connected to the fluidized bed 1, a sieving structure 9 is rotatably connected to the rotary sieve structure 1 and a sieve structure 11 is arranged at the top end of the fluidized bed 1 and is fixedly connected with an air outlet 11.
Specifically, the opening and closing structure 4 includes a first sealing plate 401, the position of the capsule inlet 2 of the fluidized bed 1 is attached to the first sealing plate 401, the first sealing plate 401 is fixedly connected with an adjusting rod 402, the fluidized bed 1 is slidably connected with the adjusting rod 402, the adjusting rod 402 is fixedly connected with a first chute 403 near the center position, the first chute 403 is slidably connected with a first connecting block 404, the first connecting block 404 is fixedly connected with a turntable 405, the turntable 405 is rotationally connected with a first fixing rod 406, the fluidized bed 1 is fixedly connected with a first fixing rod 406, and the first fixing rod 406 is in threaded connection with a first fastening bolt 407 at one end far away from the fluidized bed 1;
when the capsule inlet 2 needs to be opened, the first fastening bolt 407 is unscrewed, the rotating turntable 506 drives the first connecting block 404 to rotate, and then drives the adjusting rod 402 to move leftwards, so that the first sealing plate 401 is far away from the capsule inlet 2, the capsule inlet 2 is in an open state, after the energy storage capsule is added, the rotating turntable 506 drives the first sealing plate 401 to seal the capsule inlet 2, and then the first fastening bolt 407 is screwed, so that the rotating turntable 506 is prevented from rotating.
Specifically, the gas distribution structure 5 includes an air cavity 501, a fixed block 502 is fixedly connected to the bottom of the air cavity 501, a second fixed rod 503 is screwed to the fixed block 502, a second fixed rod 503 is fixedly connected to the fluidized bed 1, a plurality of uniformly arranged exhaust ports 504 are fixedly connected to the top of the air cavity 501, the exhaust ports 504 are communicated with the inside of the air cavity 501, a support 505 is fixedly connected to the air cavity 501, a limiting cylinder 506 is fixedly connected to the bottom surface of the support 505 at a position corresponding to the exhaust ports 504, a first spring 507 is fixedly connected to the inside of the limiting cylinder 506, a rubber plug 508 is fixedly connected to the bottom end of the first spring 507, and the end of the rubber plug 508 is plugged into the exhaust ports 504;
when gas is input, the pressure of the gas cavity 501 is increased, the gas impacts the rubber plug 508 to move outwards and away from the gas outlet 504, so that the gas cavity 501 is in an open state, the gas uniformly enters the fluidized bed 1 along the gas outlet 504, and after the gas input is stopped, the first spring 507 drives the rubber plug 508 to be plugged into the gas outlet 504, so that the gas cavity 501 is in a sealed state.
Specifically, the maintenance structure 6 includes examining second closing plate 601 and access hole 602, fluidized bed 1 is being close to air cavity 501 department and is opened there is access hole 602, second closing plate 601 passes through mounting bolt 603 and is connected with fluidized bed 1, when needs maintenance gas distribution structure 5, with the screwdriver with mounting bolt 603 from fluidized bed 1 pull down, open access hole 602, can overhaul fluidized bed inside, after the maintenance is accomplished, install second closing plate 601 on fluidized bed 1 again.
Specifically, the outlet structure 7 includes a liquid outlet 701, the bottom end of the fluidized bed 1 is fixedly connected with the liquid outlet 701, the left end of the liquid outlet 701 is fixedly connected with an energy storage capsule outlet 702, the fluidized bed 1 is rotatably connected with a reciprocating screw 703 at a position close to the energy storage capsule outlet 702, the reciprocating screw 703 is connected with a sliding block 704 in a threaded manner, the sliding block 704 is fixedly connected with a sliding rod 705, the end part of the sliding rod 705 is fixedly connected with a fourth sealing plate 707, the top end of the fourth sealing plate 707 is fixedly connected with a third sealing plate 706, and one end of the reciprocating screw 703 close to the fluidized bed 1 is connected with a second fastening bolt 708 in a threaded manner;
when the energy storage capsule needs to be recovered, the second fastening bolt 708 is loosened, the reciprocating screw rod 703 is rotated, the sliding block drives the sliding rod 705 to move upwards, the third sealing plate 706 abuts against the fluidized bed 1, at this time, the fourth sealing plate 707 seals the liquid outlet 701, and the energy storage capsule can be output from the energy storage capsule outlet 702 along the fourth sealing plate 707.
Specifically, revolution mechanic 9 includes bull stick 901, fluidized bed 1 rotates and is connected with bull stick 901, bull stick 901 has cup jointed sealed section of thick bamboo 908, bull stick 901 right-hand member fixedly connected with rectangle anti-drop piece 902, bull stick 901 right-hand member block has handle 903, the inside rectangle notch 904 that opens of handle 903, handle 903 all contradicts with rectangle anti-drop piece 902 in the both sides of bull stick 901 has second spring 905, handle 903 is in the one side fixedly connected with anti-rotation piece 906 that is close to fluidized bed 1, fluidized bed 1 is opened in anti-rotation piece 906 corresponding position department has anti-rotation groove 907, anti-rotation piece 906 inserts in anti-rotation groove 907.
Specifically, screening structure 8 includes disc 809, bull stick 901 left end fixedly connected with disc 809, disc 809 is being close to edge fixedly connected with fourth connecting block 808, fourth connecting block 808 rotates and is connected with second connecting rod 807, second connecting rod 807 rotates and is connected with head rod 806, head rod 806 bottom rotates and is connected with third connecting block 804, third connecting block 804 rotates and is connected with L shape pole 802, L shape pole 802 is being close to third connecting block 804 position department and rotates and be connected with second connecting block 803, second connecting block 803 and third connecting block 804 sliding connection have two second spouts 805 that the symmetry set up, L shape pole 802 bottom fixedly connected with sieve 801.
When the energy storage capsule in the fluidized bed 1 needs to be recovered, the handle 903 is pulled backwards, the anti-rotation block 906 is pulled out of the anti-rotation groove 907, after the handle 903 is rotated to drive the rotating rod 901 to rotate 180 degrees, the handle 903 is loosened, the second spring 905 drives the anti-rotation block 906 to be inserted into the anti-rotation groove 907, in the rotating process, the rotating rod 901 drives the disc 809 to rotate, and then drives the second connecting rod 807 to rotate, so that the first connecting rod 806 moves upwards along the second sliding groove 805, and then drives the L-shaped rod 802 to move upwards along the second sliding groove 805, the sieve plate 801 rotates for 90 degrees, at this time, the accumulated energy storage capsule on the sieve plate 801 falls off, and is output from the energy storage capsule outlet 702 along the fourth sealing plate 707.
The application method of the gas-driven countercurrent fluidized bed energy storage device comprises the following steps:
s1, adding a proper amount of liquid into a fluidized bed 1 through a liquid inlet 3, adding a certain volume of energy storage capsules into the fluidized bed 1 through a capsule inlet 2, starting an air compressor 13 to introduce gas, and allowing the gas to enter the fluidized bed 1 through a gas distribution structure 5 to perform disturbance so as to fluidize the energy storage capsules;
s2, adjusting the flowmeter 12 to change the gas flow rate to enable the energy storage capsules to be in a complete fluidization state, and performing full heat exchange with heat exchange fluid;
and S3, after the heat exchange is finished, the liquid is discharged through the outlet structure 7, the gas outlet is discharged, and the energy storage capsules are reserved in the fluidized bed 1 for heat preservation and are used for preheating a medium or a system.
When the fluidized bed is used, when the fluidized bed 1 works normally, the first fastening bolt 407 is unscrewed, the rotating turntable 506 drives the first connecting block 404 to rotate, and then the adjusting rod 402 is driven to move leftwards, so that the first sealing plate 401 is far away from the capsule inlet 2, the capsule inlet 2 is in an open state, after the energy storage capsules are added, the rotating turntable 506 drives the first sealing plate 401 to seal the capsule inlet 2, the first fastening bolt 407 is screwed, the rotating turntable 506 is prevented from rotating, liquid is input from the liquid inlet 3, after the liquid is input, the air compressor 13 is opened, gas enters the gas distribution structure 5 along the gas pipe 10, the pressure of the gas cavity 501 is increased, the gas impacts the rubber plug 508 to move outwards, and is far away from the gas outlet 504, so that the gas cavity 501 is in an open state, the gas uniformly enters the inside the fluidized bed 1 along the gas outlet 504, and the energy storage capsules are promoted to enter the fluidized state;
when the liquid heat exchange is completed, the air compressor 13 is closed to stop gas input, at the moment, the first spring 507 drives the rubber plug 508 to plug into the exhaust port 504, so that the air cavity 501 is in a sealing state, the liquid is prevented from flowing into the air cavity 501 to pollute the air cavity 501, the valve 15 is opened again, the liquid flows out of the liquid outlet 701, at the moment, the energy storage capsules are stopped by the sieve plate 801 and accumulated on the sieve plate 801, and because the density of the energy storage capsules is smaller than that of the liquid, when the liquid is added again, the energy storage capsules automatically float.
When the energy storage capsule needs to be recovered, the second fastening bolt 708 is loosened, the reciprocating screw 703 is rotated, the sliding rod 705 is driven by the sliding block to move upwards, so that the third sealing plate 706 abuts against the fluidized bed 1, at this time, the fourth sealing plate 707 seals the liquid outlet 701, the energy storage capsule can be output from the energy storage capsule outlet 702 along the fourth sealing plate 707, the handle 903 is pulled backwards, the anti-rotation block 906 is pulled out from the anti-rotation groove 907, after the handle 903 is rotated to drive the rotating rod 901 to rotate 180 degrees, the handle 903 is loosened, the second spring 905 drives the anti-rotation block 906 to be inserted into the anti-rotation groove 907, in the rotating process, the rotating rod 901 drives the disc 809 to rotate, and then drives the second connecting rod 807 to rotate, so that the first connecting rod 806 moves upwards along the second sliding groove 805, and then drives the L-shaped rod 802 to move upwards along the second sliding groove 805, so that the sieve 801 rotates 90 degrees, at this time, the accumulated energy storage capsule on the sieve 801 drops, the valve 15 is opened, and the energy storage capsule is output from the energy storage capsule outlet 702 along the fourth sealing plate 707.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a gas-driven countercurrent fluidized bed energy storage device, includes fluidized bed (1), its characterized in that, fluidized bed (1) is on the lateral wall near the top fixedly connected with capsule import (2), fluidized bed (1) is in capsule import (2) relative position department fixedly connected with liquid import (3), fluidized bed (1) is in capsule import (2) below sliding connection have opening and closing structure (4), fluidized bed (1) inside fixedly connected with gas distribution structure (5), fluidized bed (1) is equipped with maintenance structure (6) in being close to gas distribution structure (5) position department, gas distribution structure (5) inside has inserted gas-supply pipe (10), gas-supply pipe (10) are equipped with flowmeter (12) in being close to bottom position department, gas-supply pipe (10) bottom fixedly connected with air compressor machine (13), fluidized bed (1) bottom fixedly connected with outlet structure (7), fluidized bed (1) are in outlet structure (7) upper portion rotation connection have rotating structure (9), rotating structure (9) are connected with screening structure (8), fluidized bed (1) are equipped with gas-supply pipe (10) in being close to bottom position department, gas-supply pipe (10) bottom (1) are equipped with gas-supply pipe (13), an insulation coating (14) is attached to the inner wall of the fluidized bed (1);
the utility model provides an opening and closing structure (4) include first closing plate (401), fluidized bed (1) laminating in capsule import (2) locate has first closing plate (401), first closing plate (401) fixedly connected with adjusts pole (402), fluidized bed (1) sliding connection has adjusts pole (402), adjust pole (402) and be close to central point department fixedly connected with first spout (403), first spout (403) sliding connection has first connecting block (404), first connecting block (404) fixedly connected with carousel (405).
2. A gas-driven counter-current fluidized bed energy storage device according to claim 1, wherein: the rotary table (405) is rotationally connected with a first fixing rod (406), the fluidized bed (1) is fixedly connected with the first fixing rod (406), and one end of the first fixing rod (406) far away from the fluidized bed (1) is in threaded connection with a first fastening bolt (407).
3. A gas-driven counter-current fluidized bed energy storage device according to claim 2, characterized in that: the gas distribution structure (5) comprises a gas cavity (501), a fixed block (502) is fixedly connected to the bottom of the gas cavity (501), a second fixed rod (503) is connected to the fixed block (502) in a threaded mode, and the second fixed rod (503) is fixedly connected to the fluidized bed (1).
4. A gas-driven counter-current fluidized bed energy storage device according to claim 3, characterized in that: the utility model discloses a gas chamber, including gas chamber (501), gas chamber (504) and the inside intercommunication of gas chamber (501), gas chamber (501) fixedly connected with support (505), support (505) bottom surface is in gas chamber (504) corresponding position department fixedly connected with spacing section of thick bamboo (506), spacing section of thick bamboo (506) inside fixedly connected with first spring (507), first spring (507) bottom fixedly connected with rubber buffer (508), in gas chamber (504) are plugged into to rubber buffer (508) tip.
5. A gas-driven counter-current fluidized bed energy storage device according to claim 4, wherein: the maintenance structure (6) comprises a second sealing plate (601) and a maintenance hole (602), wherein the maintenance hole (602) is formed in the position, close to the air cavity (501), of the fluidized bed (1), and the second sealing plate (601) is connected with the fluidized bed (1) through a mounting bolt (603).
6. A gas-driven counter-current fluidized bed energy storage device according to claim 5, wherein: the outlet structure (7) comprises a liquid outlet (701), a liquid outlet (701) is fixedly connected to the bottom end of the fluidized bed (1), an energy storage capsule outlet (702) is fixedly connected to the left end of the liquid outlet (701), a reciprocating screw (703) is rotationally connected to the fluidized bed (1) at a position close to the energy storage capsule outlet (702), a sliding block (704) is connected to the reciprocating screw (703) in a threaded mode, a sliding rod (705) is fixedly connected to the sliding block (704), a fourth sealing plate (707) is fixedly connected to the end portion of the sliding rod (705), a third sealing plate (706) is fixedly connected to the top end of the fourth sealing plate (707), and a second fastening bolt (708) is connected to one end of the reciprocating screw (703) close to the fluidized bed (1) in a threaded mode.
7. A gas-driven counter-current fluidized bed energy storage device according to claim 6, wherein: rotating-structure (9) is including bull stick (901), fluidized bed (1) rotation is connected with bull stick (901), bull stick (901) cup joint sealed section of thick bamboo (908), bull stick (901) right-hand member fixedly connected with rectangle anti-drop piece (902), bull stick (901) right-hand member block has handle (903), inside division of handle (903) has rectangle notch (904), handle (903) and rectangle anti-drop piece (902) all contradict in the both sides of bull stick (901) have second spring (905), one side fixedly connected with anti-rotation piece (906) that is close to fluidized bed (1) of handle (903), fluidized bed (1) are opened in anti-rotation piece (906) corresponding position department has anti-rotation groove (907), anti-rotation piece (906) inserts in anti-rotation groove (907).
8. A gas-driven counter-current fluidized bed energy storage device according to claim 7, wherein: screening structure (8) include disc (809), bull stick (901) left end fixedly connected with disc (809), disc (809) are being close to edge position department fixedly connected with fourth connecting block (808), fourth connecting block (808) rotate and are connected with second connecting rod (807), second connecting rod (807) rotate and are connected with head rod (806).
9. A gas-driven counter-current fluidized bed energy storage device according to claim 8, wherein: the utility model discloses a fluidized bed, including first connecting rod (806), second connecting rod (804), fluidized bed (1), L shape pole (802) bottom fixedly connected with sieve (801), first connecting rod (806) bottom rotation is connected with third connecting rod (804), third connecting rod (804) bottom rotation is connected with L shape pole (802), L shape pole (802) are being close to third connecting rod (804) position department rotation and are connected with second connecting block (803), second connecting block (803) and third connecting rod (804) sliding connection have second spout (805) that two symmetries set up, fluidized bed (1) fixedly connected with second spout (805), L shape pole (802) bottom fixedly connected with sieve (801).
10. A method of using a gas-driven counter-current fluidized bed energy storage device according to any of claims 1-9, wherein: the method comprises the following steps:
s1: adding a proper amount of liquid into the fluidized bed (1) through a liquid inlet (3), adding a certain volume of energy storage capsules into the fluidized bed (1) through a capsule inlet (2), starting an air compressor (13) to introduce gas, and enabling the gas to enter the fluidized bed (1) through a gas distribution structure (5) to perform disturbance so as to fluidize the energy storage capsules;
s2: adjusting the flowmeter (12) to change the gas flow rate to enable the energy storage capsules to be in a complete fluidization state, and performing full heat exchange with the heat exchange fluid;
s3: after heat exchange is completed, the liquid is discharged through an outlet structure (7), a gas outlet is discharged, and the energy storage capsules are reserved in the fluidized bed (1) for heat preservation and are used for preheating a medium or a system.
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| JPH10160370A (en) * | 1996-11-27 | 1998-06-19 | Kawasaki Heavy Ind Ltd | Heat exchanger and method of operation |
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| CN110332835A (en) * | 2019-06-04 | 2019-10-15 | 清华大学 | Particle/supercritical CO2Fluidized bed heat exchanger system and its application |
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| CN115899675A (en) * | 2023-02-07 | 2023-04-04 | 沈阳工程学院 | Heat collecting device and method for high-temperature heat storage fluidized bed |
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10160370A (en) * | 1996-11-27 | 1998-06-19 | Kawasaki Heavy Ind Ltd | Heat exchanger and method of operation |
| CN107321276A (en) * | 2017-06-16 | 2017-11-07 | 天津科技大学 | A kind of controllable heat fusing fluid bed microcapsules preparation system of product quality and preparation method |
| CN110332835A (en) * | 2019-06-04 | 2019-10-15 | 清华大学 | Particle/supercritical CO2Fluidized bed heat exchanger system and its application |
| CN111457765A (en) * | 2020-04-13 | 2020-07-28 | 东方电气集团东方锅炉股份有限公司 | Fluidized bed solid particle heat exchange system |
| CN115899675A (en) * | 2023-02-07 | 2023-04-04 | 沈阳工程学院 | Heat collecting device and method for high-temperature heat storage fluidized bed |
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