CN219640772U - Heat storage performance improving device of heat accumulator of coal-fired power plant - Google Patents
Heat storage performance improving device of heat accumulator of coal-fired power plant Download PDFInfo
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- CN219640772U CN219640772U CN202321203053.4U CN202321203053U CN219640772U CN 219640772 U CN219640772 U CN 219640772U CN 202321203053 U CN202321203053 U CN 202321203053U CN 219640772 U CN219640772 U CN 219640772U
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- heat accumulator
- water
- heat
- coal
- power plant
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- 238000005338 heat storage Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 239000010865 sewage Substances 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 239000008213 purified water Substances 0.000 claims description 22
- 239000002689 soil Substances 0.000 claims description 22
- 238000001179 sorption measurement Methods 0.000 claims description 22
- 238000012216 screening Methods 0.000 claims description 21
- 238000005070 sampling Methods 0.000 claims description 14
- 238000000746 purification Methods 0.000 claims description 13
- 230000010405 clearance mechanism Effects 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 6
- 238000009825 accumulation Methods 0.000 claims description 5
- 230000006872 improvement Effects 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims description 3
- 239000003245 coal Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a heat storage performance improving device of a heat accumulator of a coal-fired power plant, which comprises a driving mechanism, a rotary cleaning mechanism, a water changing container and a water purifying component, wherein the driving mechanism is arranged on the heat accumulator, the rotary cleaning mechanism is arranged at the rotary end of the driving mechanism and coaxially arranged in an inner cavity of the heat accumulator, the rotary cleaning mechanism scrapes and brushes the inner wall of the heat accumulator in a rotary state, the water changing container is arranged outside the heat accumulator, the water changing container is communicated with the heat accumulator and forms a closed-loop type liquid circulation channel, and the water purifying component is arranged in the water changing container and is used for purifying water solution flowing through the water purifying component, so that dirt inside the heat accumulator can be cleaned, sewage can be purified, and the heat storage performance of water inside the heat accumulator can be improved.
Description
Technical Field
The utility model belongs to the technical field of coal-fired power plant equipment, and particularly relates to a heat storage performance improvement device of a heat accumulator of a coal-fired power plant.
Background
The utility model discloses a comprehensive frequency modulation peak shaving device of a coal-fired power plant, which comprises a heat accumulator, a heat accumulator cold water pipeline, a heat accumulator hot water pipeline, a condensate water return pipeline, a condenser, a steam turbine, a generator connected with the steam turbine, an electric heat conversion device connected with the generator through a power transmission line, a heat accumulation heater connected with the electric heat conversion device on one side and the heat accumulator cold water pipeline and the heat accumulator hot water pipeline on the other side through heat accumulation pipelines, a heat supply network heater connected with the heat accumulator cold water pipeline and the heat accumulator hot water pipeline through heat release pipelines, a condensate pump, a shaft seal heater with one end connected with the condensate pump and the other end connected with a condensate water supply pipeline, a low-pressure heater, a deaerator, a water supply pump and a high-pressure heater.
The peak shaving device in the prior art obviously improves the flexibility of the coal-fired power plant, but has the following problems in the actual use process: the heat accumulator in the existing equipment is a main body core, but dirt can be accumulated in the heat accumulator when the heat accumulator is not used for a long time or used for a long time, and the dirt can influence the heat accumulating performance.
Therefore, to the technical problem, the scheme provides the heat storage performance improvement device of the heat accumulator of the coal-fired power plant, which can clean dirt in the heat accumulator and purify sewage.
Disclosure of Invention
The utility model aims to: in order to overcome the defects in the prior art, the utility model provides the heat storage performance improving device for the heat accumulator of the coal-fired power plant, which can clean dirt in the heat accumulator and purify sewage, and improve the heat storage performance of water in the heat accumulator.
The technical scheme is as follows: in order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a coal fired power plant's heat accumulator heat accumulation performance improves device, includes actuating mechanism, gyration clearance mechanism, trades water container and water purification subassembly, actuating mechanism sets up on the heat accumulator, be provided with gyration clearance mechanism on actuating mechanism's the gyration end, just gyration clearance mechanism coaxial setting is in the inner chamber of heat accumulator, gyration clearance mechanism scrapes the inner wall of brush heat accumulator under the gyration state, trade water container setting in the outside of heat accumulator, just trade water container and heat accumulator intercommunication and constitute closed-loop formula liquid circulation passageway, water purification subassembly sets up in trading water container, and carries out purification treatment to the aqueous solution that flows through.
Further, the rotary cleaning mechanism comprises a rotary shaft, the outer wall of the rotary shaft comprises a brush body, and the outer diameter side of the brush body is contacted with the inner cavity wall of the heat accumulator.
Further, the brush body is a scraping plate or brush hair.
Further, the water purification assembly comprises a soil screening layer, the soil screening layer is provided with soil screening holes, the soil screening layer is arranged between the sewage water inlet and the purified water outlet, and the inner cavity of the water changing container is separated into a soil slag cavity at the lower part and a water purifying cavity at the upper part through screening layering.
Further, the device also comprises an adsorption layer, wherein the interval between the adsorption layers is arranged above the dirt screening layer, and the adsorption layer is used for purifying the flowing water solution in an adsorption mode.
Further, the adsorption layer comprises adsorption holes, and adsorption particles are filled in the adsorption holes.
Further, the water changing container is provided with a sewage water inlet at the lower part and a purified water outlet at the upper part, the heat accumulator is provided with a sewage water outlet at the lower part and a purified water inlet at the upper part, the sewage water inlet is communicated with the sewage water outlet, and the purified water inlet is communicated with the purified water outlet.
Further, the device also comprises an image sampling module, wherein the image sampling module is arranged at the top of the inner cavity of the heat accumulator, and samples images to the inner wall of the heat accumulator.
The beneficial effects are that: according to the utility model, dirt on the inner wall of the heat accumulator can be scraped by the rotary cleaning mechanism, the dirt in the heat accumulator is cleaned, the water solution containing the dirt is led into the water changing container through the liquid circulation channel to purify sewage, and the purified water solution is discharged back into the heat accumulator, so that the dirt adhesion on the inner wall of the heat accumulator can be reduced, the water quality is purified, and the heat accumulating performance of water in the heat accumulator is improved in the use process.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the regenerator according to the present utility model;
FIG. 3 is a schematic view showing the internal structure of the water purification assembly and the water change container of the present utility model;
fig. 4 is a schematic structural diagram of an image sampling module and an image processor according to the present utility model.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, a heat storage performance improving device for a heat accumulator of a coal-fired power plant comprises a driving mechanism 8, a rotary cleaning mechanism 10, a water changing container 7 and a water purifying component, wherein the driving mechanism 8 is arranged on the heat accumulator 1, a support 2 is arranged at the bottom of the heat accumulator 1, the driving mechanism 8 is a motor arranged outside the top of the heat accumulator, the rotary cleaning mechanism 10 is arranged on the rotary end of the driving mechanism 8, the rotary cleaning mechanism 10 is coaxially arranged in an inner cavity of the heat accumulator 1, the driving mechanism drives the rotary cleaning mechanism 10 to rotate, the rotary cleaning mechanism 10 scrapes and brushes the inner wall of the heat accumulator 1 in a rotating state so as to clean and brush dirt on the inner wall and drop the dirt and mix the dirt into an aqueous solution, the water changing container 7 is arranged outside the heat accumulator, the water container is communicated with the heat accumulator and forms a closed-loop type liquid circulating channel, the aqueous solution can flow into the water changing container from the water changing container and then flows back into the heat accumulator by the container to form a unidirectional circulating loop, and the water purifying component is arranged in the water purifying container and is used for treating the water flowing through the heat accumulator.
Can scrape the dirt on the accumulator inner wall through gyration clearance mechanism, clear up the inside dirt of accumulator to will contain the aqueous solution of dirt and guide into the interior purification sewage of water container through liquid circulation passageway, in the accumulator was discharged back to the aqueous solution after the purification, can reduce the accumulator inner wall dirt and adhere to and purify quality of water in the use, guarantee the heat accumulation performance of the inside water of accumulator.
The rotary cleaning mechanism 10 comprises a rotary shaft 9, the outer wall of the rotary shaft 9 is provided with a brush body 12, the brush body 12 is a scraping plate or brush hair, and the outer diameter side of the brush body 12 is contacted with the inner cavity wall of the heat accumulator 1. During the rotation of the rotary shaft 9, dirt on the inner wall of the heat accumulator 1 is scraped by the outer brush body 12, so that the dirt is separated from the inner wall of the heat accumulator.
The water changing container 7 is provided with a sewage water inlet 7a positioned at the lower part and a purified water outlet 7b positioned at the upper part, the heat accumulator 1 is provided with a sewage water outlet 1a positioned at the lower part and a purified water inlet 1b positioned at the upper part, the sewage water inlet 7a is communicated with the sewage water outlet 1a through a sewage pipe 19, the sewage pipe 19 is provided with a suction pump, the purified water inlet 1b is communicated with the purified water outlet 7b through a purified water pipe 18 to form a circulation loop, and the pipelines of the sewage pipe and the purified water pipe are provided with a suction pump. The sewage solution in the heat accumulator is pumped into the water changing container 7 from the bottom, and after the sewage is filtered and purified by the water purifying component, the sewage is discharged back from the purified water outlet 7b above, dirt in the water changing container can be filtered or trapped at the bottom of the water changing container, so that the cleaning of the inside of the heat accumulator 1 can be completed, and the water quality can be purified.
The dirty water in the heat accumulator is replaced by clean water, the suction pump can pump the sewage and dirt in the heat accumulator into the water exchange cylinder through the sewage pipe, the water exchange cylinder can treat the pumped water, and then the suction pump sends the treated water in the water exchange container into the heat accumulator through the water purifying pipe, so that the heat accumulator can be cleaned, and the water quality can be purified.
As shown in fig. 3, the water purifying assembly comprises a soil screening layer 17, the soil screening layer 17 is a filter plate, the soil screening layer 17 is provided with soil screening holes for forming primary filtration, and mainly filtering large-particle soil impurities in the sewage solution, the soil screening layer 17 is arranged between the sewage water inlet 7a and the purified water outlet 7b, the inner cavity of the water changing container 7 is divided into a lower soil and slag cavity 21 and an upper purified water cavity 22 through the soil screening layer 17, and the soil screening layer is used for screening the large-particle soil in the sewage so that the large-particle soil is trapped at the bottom of the water changing container.
Still include adsorbed layer 16, the adsorbed layer is also the filter, like filter core etc. adsorbed layer 16 interval sets up in the top of screening dirty layer 17, adsorbed layer 16 adsorbs the aqueous solution that the purification flows through, adsorbed layer 16 is used for adsorbing the tiny particle dirt of aqueous solution after the preliminary filtration, further purification aqueous solution.
Specifically, the adsorption layer 16 is provided with adsorption holes, and adsorption particles are filled in the adsorption holes, and the adsorption particles are activated carbon particles which are embedded in the adsorption holes and adsorb toxic components in the sewage.
The bleaching agent is placed in the water changing container 7, so that sewage can be bleached, partial toxic substances are neutralized, purified water can return to the heat accumulator 1 again, and the function reduction or failure of the heat accumulator 1 caused by sewage or dirt in the heat accumulator 1 can be avoided.
On the other hand, because the inside of heat accumulator is difficult to observe to can not in time know inside whether there is dirt, in order to solve this technical problem, this scheme still includes image sampling module 14, image sampling module 14 sets up at the inner chamber top of heat accumulator 1, just image sampling module 14 samples the image to the inner wall of heat accumulator, image sampling module 14 is camera or video camera etc. with replacing the dirt condition that the people's eyes observed the heat accumulator inner wall, thereby the staff of being convenient for observe the inside condition of heat accumulator outside.
As shown in fig. 4, an image processor 4 is mounted on the outer side of the top of the heat accumulator, and the image processor 4 is electrically connected with a command transmitter 5, and the command transmitter is in signal connection with a driving controller 6 of a driving mechanism 8.
The image processor 4 is installed to one side at top cap 3 top of heat accumulator 1, the top electric connection of image processor 4 has instruction transmitter 5, the bottom electric connection of image processor 4 has accumulator 15, the bottom electric connection of accumulator 15 has image sampling module 14, image sampling module 14 can shoot the detection to the dirt of heat accumulator 1 inner wall in real time, image sampling module 14 is waterproof material, can not damage because of touching water during the use, image sampling module 14 can transmit the surface wall image of shooting to accumulator 15, accumulator 15 can transmit the image of shooting to image processor 4, image processor 4 is similar to a microcomputer end, can discern the surface wall image of shooting, when discernment heat accumulator 1 surface wall dirt is many, can be through instruction transmitter 5 automatic transmission instruction signal to drive controller 6, drive controller 6 can control actuating mechanism 8 and start working immediately after receiving the instruction signal, drive mechanism 8 can drive the inside dirt of gyration clearance mechanism to heat accumulator 1.
The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.
Claims (8)
1. The utility model provides a heat accumulation performance improvement device of coal fired power plant's heat accumulator which characterized in that: including actuating mechanism (8), gyration clearance mechanism (10), trade water container (7) and water purification subassembly, actuating mechanism (8) set up on heat accumulator (1), be provided with gyration clearance mechanism (10) on the gyration end of actuating mechanism (8), just gyration clearance mechanism (10) coaxial setting is in the inner chamber of heat accumulator (1), gyration clearance mechanism (10) scrape the inner wall of brush heat accumulator (1) under the gyration state, trade water container (7) and set up in the outside of heat accumulator, just trade water container and heat accumulator intercommunication and constitute closed-loop type liquid circulation passageway, water purification subassembly sets up in trading water container, and carries out purification treatment to the aqueous solution that flows through.
2. The heat storage performance improving device for a heat accumulator of a coal-fired power plant according to claim 1, wherein: the rotary cleaning mechanism (10) comprises a rotary shaft (9), the outer wall of the rotary shaft (9) comprises a brush body (12), and the outer diameter side of the brush body (12) is contacted with the inner cavity wall of the heat accumulator (1).
3. The heat storage performance improving device for a heat accumulator of a coal-fired power plant according to claim 2, characterized in that: the brush body (12) is a scraping plate or brush hair.
4. The heat storage performance improving device for a heat accumulator of a coal-fired power plant according to claim 1, wherein: the water purification assembly comprises a soil screening layer (17), the soil screening layer (17) is provided with soil screening holes, the soil screening layer (17) is arranged between a sewage water inlet (7 a) and a purified water outlet (7 b), and an inner cavity of the water changing container (7) is divided into a soil slag cavity (21) at the lower part and a purified water cavity (22) at the upper part through the soil screening layer (17).
5. The heat storage performance improving device for a heat accumulator of a coal-fired power plant according to claim 4, wherein: the device further comprises an adsorption layer (16), wherein the adsorption layer (16) is arranged above the dirt screening layer (17) at intervals, and the adsorption layer (16) is used for purifying the flowing water solution in an adsorption mode.
6. The heat storage performance improving apparatus for a heat storage device of a coal-fired power plant according to claim 5, wherein: the adsorption layer (16) comprises adsorption holes, and adsorption particles are filled in the adsorption holes.
7. The heat storage performance improving device for a heat accumulator of a coal-fired power plant according to claim 1, wherein: the water changing container (7) is provided with a sewage water inlet (7 a) positioned at the lower part and a purified water outlet (7 b) positioned at the upper part, the heat accumulator (1) is provided with a sewage water outlet (1 a) positioned at the lower part and a purified water inlet (1 b) positioned at the upper part, the sewage water inlet is communicated with the sewage water outlet, and the purified water inlet is communicated with the purified water outlet.
8. The heat storage performance improving device for a heat accumulator of a coal-fired power plant according to claim 1, wherein: the heat accumulator further comprises an image sampling module (14), wherein the image sampling module (14) is arranged at the top of the inner cavity of the heat accumulator (1), and the image sampling module (14) samples images to the inner wall of the heat accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203053.4U CN219640772U (en) | 2023-05-18 | 2023-05-18 | Heat storage performance improving device of heat accumulator of coal-fired power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321203053.4U CN219640772U (en) | 2023-05-18 | 2023-05-18 | Heat storage performance improving device of heat accumulator of coal-fired power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219640772U true CN219640772U (en) | 2023-09-05 |
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ID=87819632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321203053.4U Active CN219640772U (en) | 2023-05-18 | 2023-05-18 | Heat storage performance improving device of heat accumulator of coal-fired power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219640772U (en) |
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2023
- 2023-05-18 CN CN202321203053.4U patent/CN219640772U/en active Active
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