CN104689919B - Wet electrical dust precipitator insulator chamber aeroseal system and device - Google Patents
Wet electrical dust precipitator insulator chamber aeroseal system and device Download PDFInfo
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- CN104689919B CN104689919B CN201410850684.4A CN201410850684A CN104689919B CN 104689919 B CN104689919 B CN 104689919B CN 201410850684 A CN201410850684 A CN 201410850684A CN 104689919 B CN104689919 B CN 104689919B
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- insulator chamber
- air
- rectifier
- air quantity
- pressure
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- 239000012212 insulator Substances 0.000 title claims abstract description 36
- 239000000428 dust Substances 0.000 title claims abstract description 18
- 239000012716 precipitator Substances 0.000 title claims abstract description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003546 flue gas Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 229910052755 nonmetal Inorganic materials 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- -1 dirt Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The present invention relates to insulator chamber sealing system field, specifically propose a kind of wet electrical dust precipitator insulator chamber aeroseal system and device, including main system, the main system includes the filter, Shuttoff Valve, blower fan, air-flow plate, electrically operated valve and the rectifier that are sequentially connected；Wherein, the end of the rectifier is provided with air quantity adjustment conflict plate, and the air quantity adjustment conflict plate is placed in insulator chamber, and the electrically operated valve adjusts the plate that conflicts with air quantity and is electrically connected with, to regulating air volume；It is provided with to determine the pressure sensor of stream pressure in the rectifier, the size of air quantity is adjusted by the electrically operated valve, makes the pressure in insulator chamber more than the malleation value of flue gas.Sealing system, it is possible to effectively preventing high pressure flue gas to the potential safety hazard of wet electrical dust precipitator, prevents high pressure flue gas to insulator chamber gas leakage due to ensure that malleation value of the pressure in insulator chamber more than flue gas, has effectively played sealing effectiveness.
Description
Technical field
The present invention relates to insulator chamber sealing system field, a kind of wet electrical dust precipitator insulator chamber air is particularly related to close
Envelope system and device.
Background technology
Wet electrical dust precipitator is a kind of for processing the high-pressure static cleaner containing humid gas, is mainly used to remove containing wet
The harmful substances such as dirt, acid mist, water droplet, aerosol, stink, PM2.5 in gas, are that the ideal for administering atmospheric dust pollution sets
It is standby.The usual abbreviation WESP of wet electrical dust precipitator, the dedusting general principle with dry electric precipitation device is identical, to experience charged, collection
With deashing three phases.
All insulators of wet scrubber are arranged in insulator chamber, and interior senses equipped with heating element heater and temperature control
Device, it is to avoid condensation and dewfall in insulator chamber, while being also required to prevent ash from entering insulator inwall and producing creepage phenomenon.
At present, in thermal power plant, wet electrical dust precipitator is widely used in the gas cleaning after wet desulphurization, and through wet
Flue gas after method desulfurization is high pressure flue gas, while there is spray system in deduster, the partial fume is due to high pressure effect easily entrainment
Wet steam and enter insulator chamber, cause to climb electricity, cause the failure of wet electrical dust precipitator equipment, while can also be to insulator chamber inside
Cause heavy corrosion.
In view of this, a kind of appearance for being prevented from moisture into the sealing system of insulator chamber is just necessary.
The content of the invention
The present invention proposes a kind of wet electrical dust precipitator insulator chamber aeroseal system and device, solves wet in the prior art
Gas enters insulator chamber, causes to climb electricity, causes wet electrical dust precipitator equipment fault, the problem of heavy corrosion insulator chamber.
The technical proposal of the invention is realized in this way：
A kind of wet electrical dust precipitator insulator chamber aeroseal system and device, including main system, the main system include according to
The filter of secondary connection, Shuttoff Valve, blower fan, air-flow plate, electrically operated valve and rectifier；Wherein, the rectifier
End is provided with air quantity adjustment conflict plate, and the air quantity adjustment conflict plate is placed in insulator chamber, and the electrically operated valve is adjusted with air quantity
Whole conflict plate is electrically connected with, to regulating air volume；
Pressure sensor is provided with the rectifier, is used to determine the pressure of air-flow, adjusted by the electrically operated valve
The size of air quantity, it is ensured that malleation value of the pressure more than flue gas in insulator chamber.
As preferred technical scheme, difference gauge is set on the filter housings, is easy to preferably detect filter
Quality, can timely and effectively avoid leakage and blockage problem generation.
Used as preferred technical scheme, the blower fan is centrifugal blower.
As preferred technical scheme, expansion joint is set in the import of the centrifugal blower, in going out for the centrifugal blower
Mouth sets expansion joint.
Used as preferred technical scheme, the expansion joint is type metal expansion joint or non-metal expansion joint.
Used as preferred technical scheme, the air-flow plate actual air volume regulating valve replaces.
Used as preferred technical scheme, the pressure sensor is pressure transmitter.
Used as preferred technical scheme, the sealing system device is additionally provided with back-up system, and the back-up system is by successively
The filter of connection, Shuttoff Valve, blower fan, air-flow plate, electrically operated valve and rectifier composition；In the back-up system
Filter and rectifier can be same equipment with the filter of the main system and rectifier.
Beneficial effect
(1) sealing system in the present invention is more than the malleation value of flue gas due to ensure that the pressure in insulator chamber, so
High pressure flue gas can effectively be prevented to the potential safety hazard of wet electrical dust precipitator, prevent high pressure flue gas to insulator chamber gas leakage, effectively
Serve sealing effectiveness.
(2) sealing system in the present invention is also provided with a set of back-up system, can fully ensure wet scrubber safety
Stable operation；When a wherein Fans break down, standby fan is automatically turned on, and the electrically operated valve of former fan outlet is closed, this
Sample ensure that insulator chamber aeroseal system realizes uninterrupted continuous operation.
(3) process system of the invention is simple, safe and reliable, and maintenance and maintenance are all very convenient.
Brief description of the drawings
In order to illustrate more clearly of embodiment of the present invention or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the invention, for those of ordinary skill in the art, is not paying the premise of creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic diagram of wet electrical dust precipitator insulator chamber aeroseal system and device of the invention.
Wherein：1- main systems, 11- filters, 12- Shuttoff Valves, 13- blower fans, 131- expansion joints, 14- air-flow plates,
15- electrically operated valves, 16- rectifiers, 161- pressure sensors, 17- air quantity adjustment conflict plate, 2- insulator chambers, 3- back-up systems.
Specific embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
As shown in figure 1, wet electrical dust precipitator insulator chamber aeroseal system and device, including main system 1, main system 1 is wrapped
Include filter 11, Shuttoff Valve 12, blower fan 13, air-flow plate 14, electrically operated valve 15 and the rectifier 16 being sequentially connected.Cross
Filter 11 can effectively prevent the dust particle in air from entering inside insulator chamber.Shuttoff Valve 12 is used to controlling filter 11
The keying of passage, air-flow plate 14 is used to adjust the rotating speed size of blower fan 13.Wherein, the end of rectifier is provided with air quantity adjustment punching
Prominent plate 17, air quantity adjustment conflict plate 17 is placed in insulator chamber 2, and electrically operated valve 15 adjusts the plate 17 that conflicts and is electrically connected with air quantity,
To regulating air volume.Air quantity adjustment conflict plate 17, can allow air-flow uniformly to be spread apart to surrounding.It is provided with rectifier 16
Pressure sensor 161, is used to determine the pressure of air-flow, and the size of air quantity is adjusted by electrically operated valve 15, makes in insulator chamber 2
Malleation value of the pressure more than flue gas.
In order to fully ensure wet scrubber safe and stable operation, the aeroseal system and device in the present embodiment also sets up
A set of back-up system 3.When a wherein Fans break down, standby fan is automatically turned on, the motor-driven valve of former fan outlet
Door is closed, and so ensure that insulator chamber aeroseal system realizes uninterrupted continuous operation.The composition of back-up system 3 and master
The composition of system one is identical, i.e. filter, Shuttoff Valve, blower fan, air-flow plate, electrically operated valve and whole by being sequentially connected
Stream device composition.Filter and rectifier and the filter and rectifier of main system in this back-up system are same equipment.Institute
2 entrances, 2 outlets are provided with rectifier, are easy to connection.
The pressure sensor of the selection for referring in the present embodiment can be selected according to being actually needed for equipment, specifically
What is chosen in the present embodiment is pressure transmitter.In order to preferably detect the quality of filter, timely and effectively avoid letting out
The generation of dew and blockage problem, the present embodiment sets difference gauge (not indicated in figure) also on the housing of filter 11.This implementation
Blower fan 13 in example is centrifugal blower.In order to reduce the vibration of centrifugal blower, the present embodiment sets swollen in the import of centrifugal blower
Swollen section 131, expansion joint 131 is also provided with the outlet of centrifugal blower.According to the difference of material, expansion joint is type metal expansion joint or non-
Type metal expansion joint, the expansion joint of both types can be applicable in the present embodiment.Air-flow plate in the present embodiment is used
More convenient, during concrete application, those skilled in the art can also be replaced using the volume damper with air quantity regulatory function,
It is similar to the present embodiment in effect.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (1)
1. a kind of wet electrical dust precipitator insulator chamber aeroseal system and device, it is characterised in that including main system, the principal series
System includes the filter, Shuttoff Valve, blower fan, air-flow plate, electrically operated valve and the rectifier that are sequentially connected；
Wherein, the end of the rectifier is provided with air quantity adjustment conflict plate, and the air quantity adjustment conflict plate is placed in insulator chamber,
The electrically operated valve adjusts the plate that conflicts with air quantity and is electrically connected with, to regulating air volume；
It is provided with to determine the pressure sensor of stream pressure in the rectifier, air quantity is adjusted by the electrically operated valve
Size, makes the pressure in insulator chamber more than the malleation value of flue gas；
The difference gauge of detection filter quality is set on the filter housings；
The blower fan is centrifugal blower；
Expansion joint is set in the import of the centrifugal blower, expansion joint is set in the outlet of the centrifugal blower；
The expansion joint is type metal expansion joint or non-metal expansion joint；
The air-flow plate actual air volume regulating valve replaces；
The pressure sensor is pressure transmitter；
The sealing system device is additionally provided with back-up system, and the back-up system is by the filter, Shuttoff Valve, the wind that are sequentially connected
Machine, air-flow plate, electrically operated valve and rectifier composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410850684.4A CN104689919B (en) | 2014-12-30 | 2014-12-30 | Wet electrical dust precipitator insulator chamber aeroseal system and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410850684.4A CN104689919B (en) | 2014-12-30 | 2014-12-30 | Wet electrical dust precipitator insulator chamber aeroseal system and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104689919A CN104689919A (en) | 2015-06-10 |
| CN104689919B true CN104689919B (en) | 2017-07-04 |
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ID=53337689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410850684.4A Active CN104689919B (en) | 2014-12-30 | 2014-12-30 | Wet electrical dust precipitator insulator chamber aeroseal system and device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104689919B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251615B (en) * | 2015-11-12 | 2017-03-29 | 国电科学技术研究院 | A kind of Double helix air seal for wet electrical dust precipitator insulator chamber |
| CN105521873A (en) * | 2016-02-01 | 2016-04-27 | 浙江天地环保工程有限公司 | Air volume uniform distribution system for insulators of wet type electric precipitator |
| CN105655064B (en) * | 2016-03-09 | 2017-04-19 | 浙江天地环保科技有限公司 | Support insulator sealing system of wet battery predischarge device |
| CN106513178B (en) * | 2016-10-13 | 2018-05-22 | 浙江天地环保科技有限公司 | A kind of control method of wet electric high frequency electric source insulator chamber pressurize sealing structure |
| CN107243411B (en) * | 2017-07-19 | 2018-07-27 | 国家电投集团远达环保装备制造有限公司 | The hot-air blowing system of insulator chamber of electric precipitator |
| CN113791005A (en) * | 2021-08-18 | 2021-12-14 | 广西电网有限责任公司玉林供电局 | Test device and method for measuring diffusion degree of insulating medium in sealing rubber |
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| KR20030024349A (en) * | 2001-09-18 | 2003-03-26 | 주식회사 포스코 | Device for protecting the support insulator of dust collector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201040261Y (en) * | 2007-05-11 | 2008-03-26 | 孙正明 | Wet-type electrostatic defroster insulation case cold air blast closed device |
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|---|---|---|---|---|
| KR20030024349A (en) * | 2001-09-18 | 2003-03-26 | 주식회사 포스코 | Device for protecting the support insulator of dust collector |
| CN2801291Y (en) * | 2005-03-18 | 2006-08-02 | 西安重型机械研究所 | Insulating device of high efficiency electric dust collector |
| CN201157795Y (en) * | 2008-01-31 | 2008-12-03 | 建业庆松集团有限公司 | Electric fog insulator gas protector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104689919A (en) | 2015-06-10 |
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Effective date of registration: 20201020 Address after: Room 1,020, Nanxun Science and Technology Pioneering Park, No. 666 Chaoyang Road, Nanxun District, Huzhou City, Zhejiang Province, 313000 Patentee after: Huzhou You Yan Intellectual Property Service Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310012 River Road No. 138 Yunxi Butterfly Valley butterfly garden terrace No. 9 Room 305 Patentee before: ZHEJIANG NANYUAN ENVIRONMENTAL ENGINEERING TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20221220 Address after: No. 168, Jinshan Road, Luoxi Street, Linyi Hi tech Industrial Development Zone, Shandong 276000 Patentee after: Shandong Runmeng Emergency Rescue Equipment Co.,Ltd. Address before: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee before: Huzhou You Yan Intellectual Property Service Co.,Ltd. |