CN105999955A - Novel electrostatic/cloth bag compound dust removal system - Google Patents
Novel electrostatic/cloth bag compound dust removal system Download PDFInfo
- Publication number
- CN105999955A CN105999955A CN201610517282.1A CN201610517282A CN105999955A CN 105999955 A CN105999955 A CN 105999955A CN 201610517282 A CN201610517282 A CN 201610517282A CN 105999955 A CN105999955 A CN 105999955A
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- CN
- China
- Prior art keywords
- cloth bag
- dust
- electrostatic
- duster
- gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Electrostatic Separation (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a novel electrostatic/cloth bag compound dust removal system. The novel electrostatic/cloth bag compound dust removal system comprises a primary dust remover, an electrostatic dust remover and a cloth bag dust remover; a granular dust filtering device is arranged in the primary dust remover; the primary dust remover is divided into a left partition chamber and a right partition chamber by the granular dust filtering device; a dust outlet is formed in the lower part of the left partition chamber; a humidity sensor and a humidifier are arranged in the right partition chamber; the humidity sensor is connected with a controller; an air distributing channel is formed in the bottom of the electrostatic dust remover and is connected with an arc-shaped diversion plate; an air channel is connected between the arc-shaped diversion plate and the primary dust remover. According to the novel electrostatic/cloth bag compound dust removal system, a corona blocking phenomenon can be avoided; the humidity of air can be detected in time through the humidity sensor and can be humidified properly; the coagulation of fine dust is increased by the improvement of moisture content, so that the dust removal efficiency is improved. Through the compound design of combining an electric dust remover and the cloth bag dust remover, the dust removal efficiency can be obviously improved, and the service life of each dust removal part can be ensured.
Description
Technical field
The present invention relates to dedusting field, particularly relate to a kind of novel electrostatic/cloth bag composite dedusting system.
Background technology
The supporting cleaner of China's coal-fired plant boiler is based on electrostatic precipitator.Up to the present, electric power row
Industry uses the boiler capacity of electrostatic precipitator to account for more than the 95% of total capacity.The efficiency of dust collection of electrostatic precipitator is subject to
The impact of the several factors such as design level, boiler operating state, fire coal species, the physics of dust, chemical property.
Owing to China's coal-burning power plant's coal is changeable, the reason of the aspect such as operation maintenance in addition, active service electrostatic precipitator is most
All it is extremely difficult to design efficiency.On the other hand along with the increase of dust concentration, electric cleaner secondary current is made to reduce,
Cause efficiency of dust collection to reduce, corona blocking phenomenon time serious, can be caused.Dust contained flue gas concentration is bigger, corona current
The lowest, dust-collecting efficiency is gradually lowered.And the efficiency of dust collection of dust arrester is also had very by the humidity of fume gases
Big impact.
Summary of the invention
Present invention seek to address that the deficiencies in the prior art, and a kind of novel electrostatic/cloth bag composite dedusting system is provided.
The present invention for achieving the above object, by the following technical solutions: a kind of novel electrostatic/cloth bag composite dedusting
System, including pre-duster, electrostatic precipitator and sack cleaner, described pre-duster is provided with dusty gas
Entrance, is provided with granule dust defecator inside described pre-duster, described granule dust defecator is with described
Being fixed with vibration rack between pre-duster, described vibration rack is connected with vibrating motor, and described granule dust filters
Described pre-duster is divided into two separate spaces in left and right by device, and left separate space bottom is provided with dust mouth, is provided with in right separate space
Humidity sensor and humidifier, described humidity sensor is connected with controller, and described controller controls described humidifier,
Being provided with gas distribution channel bottom described electrostatic precipitator, described gas distribution channel is connected with arc deflector, institute
State and between arc deflector and described pre-duster, be connected with gas passage, inside described electrostatic precipitator, be provided with electrostatic
Being connected with gas line between bottom dedusting plate, described electrostatic precipitator and described sack cleaner, described cloth bag removes
Dirt device and described gas line junction are provided with gas distribution grid, and bottom described sack cleaner and top sets respectively
Having dust-exhausting port and purified gas outlet, be provided with cloth bag gripper shoe inside described sack cleaner, described cloth bag supports
Being fixed with cloth bag on plate, described sack cleaner inner tip is fixed with unit for cleaning wind, described unit for cleaning wind
It is connected with blower fan.
Being provided with flow straightening grid bottom described electrostatic precipitator, described flow straightening grid is positioned at described gas distribution channel
Top, described electrostatic precipitation plate has extending apparatus outside described electrostatic precipitator, can dismantle.
Described cloth bag gripper shoe is provided with reinforcing plate, and described reinforcing plate is crux, and described reinforcing plate is by described
Cloth bag gripper shoe is divided into four identical sector regions, and each sector region is provided with cloth bag installing hole, described
Cloth bag installing hole is multiple, is shaped as ellipse.
Described cloth bag top is provided with cloth bag retainer ring, and described cloth bag uses PPS modified filter material.
Described granule dust defecator is that bent is arranged.
The invention has the beneficial effects as follows: the present invention is provided with pre-duster, dusty gas is carried out first step filtration
Dedusting, it is ensured that enter the dust concentration of gas in electric cleaner, it is to avoid the generation of corona blocking phenomenon, passes through
The humidity of the timely detected gas of humidity sensor, and it is carried out suitable humidification, the raising of water capacity makes fine
Dust cohesion increases, and improves efficiency of dust collection.Electric cleaner combines the composite design of sack cleaner can be obvious
Improve efficiency of dust collection, it is ensured that the service life of each dust removal component.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of cloth bag gripper shoe in Fig. 1；
In figure: 1-pre-duster；2-dusty gas entrance；3-granule dust defecator；4-vibration rack；
5-vibrating motor；6-dust mouth；7-controller；8-humidity sensor；9-humidifier；10-gas passage；11-
Arc deflector；12-gas distribution channel；13-flow straightening grid；14-electrostatic precipitation plate；15-gas line；
16-gas distribution grid；17-dust-exhausting port；18-cloth bag；19-cloth bag retainer ring；20-cloth bag gripper shoe；21-cleans
Wind apparatus；22-blower fan；23-purified gas outlet；24-electrostatic precipitator；25-sack cleaner；26-strengthens
Plate；27-cloth bag installing hole；
It is described in detail referring to the drawings below with reference to embodiments of the invention.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
As depicted in figs. 1 and 2, a kind of novel electrostatic/cloth bag composite dedusting system, including pre-duster 1,
Electrostatic precipitator 24 and sack cleaner 25, described pre-duster 1 is provided with dusty gas entrance 2, described
The internal granule dust defecator 3 that is provided with of pre-duster 1, described granule dust defecator 3 pre-removes with described
Being fixed with vibration rack 4 between dirt device 1, described vibration rack 4 is connected with vibrating motor 5, described granule dust
Described pre-duster 1 is divided into two separate spaces in left and right by defecator 3, and left separate space bottom is provided with dust mouth 6, right
Being provided with humidity sensor 8 and humidifier 9 in separate space, described humidity sensor 8 is connected with controller 7, described control
Instrument 7 processed controls described humidifier 9, is provided with gas distribution channel 12 bottom described electrostatic precipitator 24, described
Gas distribution channel 12 be connected with arc deflector 11, described arc deflector 11 and described pre-duster 1 it
Between be connected with gas passage 10, described electrostatic precipitator 24 is internal is provided with electrostatic precipitation plate 14, described electrostatic precipitation
Gas line 15, described sack cleaner 25 and institute it is connected with between bottom device 24 and described sack cleaner 25
Stating gas line junction and be provided with gas distribution grid 16, bottom described sack cleaner 25 and top is respectively equipped with
Dust-exhausting port 17 and purified gas outlet 23, described sack cleaner 25 is internal is provided with cloth bag gripper shoe 20, institute
Stating and be fixed with cloth bag 18 in cloth bag gripper shoe 20, described sack cleaner 25 inner tip is fixed with cleaning wind
Device 21, described unit for cleaning wind 21 is connected with blower fan 22.
Being provided with flow straightening grid 13 bottom described electrostatic precipitator 24, described flow straightening grid 13 is positioned at described gas
The top of distribution channel 12, described electrostatic precipitation plate 14 has extending apparatus outside described electrostatic precipitator 24,
Can dismantle.
Described cloth bag gripper shoe 20 is provided with reinforcing plate 26, and described reinforcing plate 26 is crux, described in add
Described cloth bag gripper shoe 20 is divided into four identical sector regions by strong plate 26, and each sector region is provided with
Cloth bag installing hole 27, described cloth bag installing hole 27 is multiple, is shaped as ellipse.
Described cloth bag 18 top is provided with cloth bag retainer ring 19, and described cloth bag 18 uses PPS modified filter material.
Described granule dust defecator 3 is arranged for bent.
The present invention is provided with pre-duster 1, by granule dust defecator 3, dusty gas is carried out the first step
Dust removal by filtration, granule dust defecator 3, in bent, increases contact area, it is possible to ensure to enter electrostatic
In cleaner unit 24, the dust concentration of gas will not be too high, it is to avoid the generation of corona blocking phenomenon, passes through humidity
The humidity of the timely detected gas of sensor 8, and by humidifier 9, it is carried out suitable humidification, water capacity
Improve and make fine dust cohesion increase, improve efficiency of dust collection.Arc deflector 11, gas distribution channel 12
Design with flow straightening grid 13 ensure that the gas entered in electrostatic precipitator 24 is uniformly distributed, and plays preferably
Dust removing effects, electrostatic precipitation plate 14 stretches out installation, facilitates dismounting and change to keep in repair, and sack cleaner 25 then enters one
Step carries out udst separation to gas.
Above in conjunction with accompanying drawing, the present invention is exemplarily described, it is clear that the present invention implements not by above-mentioned
The restriction of mode, if the various improvement that the method design that have employed the present invention is carried out with technical scheme, or without
Improve and directly apply to other occasion, all within protection scope of the present invention.
Claims (5)
1. novel electrostatic/cloth bag composite dedusting system, including pre-duster (1), electrostatic precipitator (24)
With sack cleaner (25), it is characterised in that described pre-duster (1) is provided with dusty gas entrance (2),
Described pre-duster (1) is internal is provided with granule dust defecator (3), described granule dust defecator (3)
And being fixed with vibration rack (4) between described pre-duster (1), described vibration rack (4) is connected with vibration electricity
Machine (5), described pre-duster (1) is divided into two separate spaces in left and right by described granule dust defecator (3),
Left separate space bottom is provided with dust mouth (6), is provided with humidity sensor (8) and humidifier (9), institute in right separate space
Stating humidity sensor (8) and be connected with controller (7), described controller (7) controls described humidifier (9), institute
Stating electrostatic precipitator (24) bottom and be provided with gas distribution channel (12), described gas distribution channel (12) is even
There is arc deflector (11), between described arc deflector (11) and described pre-duster (1), be connected with gas
Passage (10), described electrostatic precipitator (24) is internal is provided with electrostatic precipitation plate (14), described electrostatic precipitator
(24) and it is connected with gas line (15), described sack cleaner between described sack cleaner (25) bottom
(25) it is provided with gas distribution grid (16), described sack cleaner (25) end with described gas line junction
Portion and top are respectively equipped with dust-exhausting port (17) and purified gas outlet (23), described sack cleaner (25)
Inside is provided with cloth bag gripper shoe (20), and described cloth bag gripper shoe (20) is fixed with cloth bag (18), described cloth
Bag dust collector (25) inner tip is fixed with unit for cleaning wind (21), and described unit for cleaning wind (21) is connected with
Blower fan (22).
A kind of novel electrostatic/cloth bag composite dedusting system the most according to claim 1, it is characterised in that
Described electrostatic precipitator (24) bottom is provided with flow straightening grid (13), and described flow straightening grid (13) is positioned at described
The top of gas distribution channel (12), described electrostatic precipitation plate (14) is in described electrostatic precipitator (24) outward
There is extending apparatus, can dismantle.
A kind of novel electrostatic/cloth bag composite dedusting system the most according to claim 2, it is characterised in that
Described cloth bag gripper shoe (20) is provided with reinforcing plate (26), and described reinforcing plate (26) is crux, institute
State reinforcing plate (26) and described cloth bag gripper shoe (20) is divided into four identical sector regions, each fan section
Being provided with cloth bag installing hole (27) on territory, described cloth bag installing hole (27) is multiple, is shaped as ellipse.
A kind of novel electrostatic/cloth bag composite dedusting system the most according to claim 3, it is characterised in that
Described cloth bag (18) top is provided with cloth bag retainer ring (19), and it is modified that described cloth bag (18) uses PPS
Filtrate.
A kind of novel electrostatic/cloth bag composite dedusting system the most according to claim 4, it is characterised in that
Described granule dust defecator (3) is that bent is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517282.1A CN105999955A (en) | 2016-06-30 | 2016-06-30 | Novel electrostatic/cloth bag compound dust removal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610517282.1A CN105999955A (en) | 2016-06-30 | 2016-06-30 | Novel electrostatic/cloth bag compound dust removal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105999955A true CN105999955A (en) | 2016-10-12 |
Family
ID=57106790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610517282.1A Pending CN105999955A (en) | 2016-06-30 | 2016-06-30 | Novel electrostatic/cloth bag compound dust removal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105999955A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176506A (en) * | 2017-12-27 | 2018-06-19 | 张荟 | A kind of electrostatic precipitator |
| CN110700170A (en) * | 2019-11-20 | 2020-01-17 | 山东理工大学 | Road sweeper electrostatic dust removal device based on PM detector and control method |
-
2016
- 2016-06-30 CN CN201610517282.1A patent/CN105999955A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108176506A (en) * | 2017-12-27 | 2018-06-19 | 张荟 | A kind of electrostatic precipitator |
| CN110700170A (en) * | 2019-11-20 | 2020-01-17 | 山东理工大学 | Road sweeper electrostatic dust removal device based on PM detector and control method |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161012 |