CN206577550U - A kind of desulphurization system for recycling wet electric precipitation flushing water - Google Patents
A kind of desulphurization system for recycling wet electric precipitation flushing water Download PDFInfo
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- CN206577550U CN206577550U CN201720290787.9U CN201720290787U CN206577550U CN 206577550 U CN206577550 U CN 206577550U CN 201720290787 U CN201720290787 U CN 201720290787U CN 206577550 U CN206577550 U CN 206577550U
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- flushing water
- mist eliminator
- water
- flushing
- desulfurizing tower
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Abstract
The utility model discloses a kind of desulphurization system for recycling wet electric precipitation flushing water, including desulfurizing tower, at least one demister is provided with along the short transverse of the desulfurizing tower in the desulfurizing tower；Wet electrical dust precipitator, the smoke inlet of the wet electrical dust precipitator is connected with the exhanst gas outlet of desulfurizing tower；Characterized in that, the desulphurization system also includes：Mist eliminator flushing water tank, the flushing water water inlet of the mist eliminator flushing water tank is connected with the flushing water delivery port of the wet electrical dust precipitator, and the flushing water delivery port of the mist eliminator flushing water tank is connected by mist eliminator flushing waterpipe with the flushing water water inlet of the demister.The utility model can realize recycling for wet electrical dust precipitator flushing water, and the cyclic utilization rate with water is high, the low advantage of follow-up desulfurization wastewater processing stage processing cost.
Description
Technical field
The utility model is related to the field of structural design of flue gas desulphurization system, and espespecially one kind recycles wet electric precipitation and rinsed
The desulphurization system of water.
Background technology
Coal can produce substantial amounts of smoke pollution, atmosphere pollution owner as the main fuel of China after burning
Will be by dust, SO2And NOxDeng wherein SO2Discharge capacity occupy the first in the world always.In the prior art, wet flue gas takes off
Sulphur technology is one of most popular dusty gas control technology in coal-burning power plant, but is still entrained with the flue gas after desulfurization
Substantial amounts of dust, PM2.5The harmful substance of subparticle, acid mist, aerosol etc..
In order to solve that substantial amounts of dust, PM are still entrained with flue gas2.5Subparticle, acid mist, aerosol etc. it is harmful
The problem of material, cleaner can be added in desulphurization system, wet-esp technology is the effective of the above-mentioned technical barrier of solution
Means.In the prior art, wet electrical dust precipitator needs to consume substantial amounts of water when operating, and the water system of wet-esp
Water system with other desulphurization systems is separate, and the cyclic utilization rate of water is low, cleaned the flushing water of wet electrical dust precipitator by
It is relatively strong, it is necessary to follow-up equipment is handled it in acid-base property, in turn result in follow-up desulfurization wastewater processing stage processing cost
Increase.
Therefore, the applicant is directed to providing a kind of new desulphurization system for recycling wet electric precipitation flushing water.
The content of the invention
The purpose of this utility model is to provide a kind of desulphurization system for recycling wet electric precipitation flushing water, realizes wet type electricity
Deduster flushing water is recycled, and the cyclic utilization rate with water is high, and follow-up desulfurization wastewater processing stage processing cost is low
Advantage.
The technical scheme that the utility model is provided is as follows：
A kind of desulphurization system for recycling wet electric precipitation flushing water, including：Along described in desulfurizing tower, the desulfurizing tower
The short transverse of desulfurizing tower is provided with least one demister；Wet electrical dust precipitator, the smoke inlet of the wet electrical dust precipitator with
The exhanst gas outlet connection of desulfurizing tower；Mist eliminator flushing water tank, the flushing water water inlet of the mist eliminator flushing water tank with it is described wet
The flushing water delivery port connection of formula electric cleaner, the flushing water delivery port of the mist eliminator flushing water tank passes through mist eliminator flushing water
Pipeline is connected with the flushing water water inlet of the demister.
Preferably, the desulphurization system also includes：Mist eliminator flushing water pump, is arranged at the mist eliminator flushing waterpipe
Place, for the mist eliminator flushing water in the mist eliminator flushing water tank to be delivered into demister.
Preferably, the mist eliminator flushing waterpipe is rubber lined steel pipe.
Preferably, provided with a demister in the desulfurizing tower, and the demister is two grades of ridge type demisters.
Preferably, provided with two demisters, height of two demisters along the desulfurizing tower in the desulfurizing tower
Direction is two grades of ridge type demisters and one-level tubular demister successively from top to bottom.
Preferably, the desulphurization system also includes：Technique water tank, the technique water tank respectively with the wet electrical dust precipitator
Flushing water water inlet connected with the slurry pool water inlet of desulfurizing tower.
Preferably, flushing water water inlet of the technique water tank also with the mist eliminator flushing water tank is connected.
Preferably, the desulphurization system also includes：Technique water pump, the technique water tank by the technique water pump with it is described
The slurry pool water inlet of the flushing water water inlet of wet electrical dust precipitator, the flushing water water inlet of mist eliminator flushing water tank and desulfurizing tower
Connection.
Preferably, the inner surface of the mist eliminator flushing water tank scribbles glass flake layer and does preservative treatment.
The desulphurization system for recycling wet electric precipitation flushing water provided by the utility model, can bring it is following at least
A kind of beneficial effect：
1st, a mist eliminator flushing water tank is provided with the utility model, for collecting rushing after wet electrical dust precipitator is rinsed
Wash water, and it regard the flushing water after wet electrical dust precipitator is rinsed that comes from being collected into mist eliminator flushing water tank as demister
Flushing water feeding mist eliminator flushing waterpipe demister is cleaned, the flushing water of wet electrical dust precipitator has been carried out effectively
Recycle, the circulating water treatment facility of supporting setting needed for eliminating wet electric dust collector, subsequent wastewater treatment cost is low,
The overall water consumption of desulphurization system declines.
2nd, the utility model sets gradually two grades of ridge types from top to bottom in desulfurizing tower along the short transverse of desulfurizing tower
Demister and one-level tubular demister, can realize and preferably remove fog effect, the droplet content that demister exiting flue gas is carried is low
In 30mg/Nm3(butt), prevents that take guttiferous flue gas causes fouling and corrosion into upstream device.
3rd, mist eliminator flushing water pump is provided with the utility model in mist eliminator flushing waterpipe, demister can be rushed
Mist eliminator flushing water in water tank is delivered to demister and used.
4th, technique water tank is provided with the utility model, for storing the process water needed for desulphurization system, by respectively
It is connected with slurry pool, wet electrical dust precipitator and mist eliminator flushing water tank, is that above-mentioned three carries out moisturizing.Mist eliminator flushing water tank connects
The flushing water from wet electrical dust precipitator is received, if water does not reach the water consumption the need for demister, passes through technique water tank
Carry out the supply of process water, it is ensured that the flushing process of demister is smoothly completed.
5th, glass flake layer is applied in the utility model on the inner surface of mist eliminator flushing water tank, glass flake layer has very
High cohesive force and excellent chemical-resistant resistance and ageing resistace, can extend the resist chemical of mist eliminator flushing water tank
Property, increase the service life.
6th, mist eliminator flushing waterpipe all uses rubber lined steel pipe in the utility model, rubber lined steel pipe be outside one kind with steel or
Person's hard structure is pipeline skeleton, and inner liner abrasive resistant, anti-corrosion and resistant to elevated temperatures rubber pass through rubber own physical as backing layer
With chemical property so as to reduce the effect such as impulsive force, corrosion etc. of Pipeline transport medium to external structure, it is due to rubber
Cushioning effect, substantially prolongs the service life of pipeline, reduce use cost.
Brief description of the drawings
Below by clearly understandable mode, preferred embodiment is described with reference to the drawings, wet electricity is recycled to one kind and is removed
Above-mentioned characteristic, technical characteristic, advantage and its implementation of the desulphurization system of dirt flushing water are further described.
Fig. 1 is a kind of structure for specific embodiment that utility model is the desulphurization system for recycling wet electric precipitation flushing water
Schematic diagram；
Fig. 2 is the knot for another specific embodiment that utility model is the desulphurization system for recycling wet electric precipitation flushing water
Structure schematic diagram.
Drawing reference numeral explanation：
10- desulfurizing towers, bis- grades of ridge type demisters of 21-, 22- one-level tubular demisters, 30- wet electrical dust precipitators, 40- is removed
Day with fog flush box, 50- mist eliminator flushing waterpipes, 51- mist eliminator flushing water pumps, 60- technique water tanks, 61- technique water pumps,
70- flues, 80- slurry pools, 90- spraying layers, 100- slurry pipelines, 101- slurry circulating pumps.
Embodiment
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, accompanying drawing will be compareed below
Illustrate embodiment of the present utility model.It should be evident that drawings in the following description are only of the present utility model one
A little embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings, and obtains other embodiments.
【Embodiment 1】
Embodiment 1 discloses a kind of specific embodiment for the desulphurization system for recycling wet electric precipitation flushing water, desulfurization system
System includes：Desulfurizing tower, wet electrical dust precipitator, mist eliminator flushing water tank.
Wherein, in desulfurizing tower along the short transverse of desulfurizing tower be disposed with from bottom to top slurry pool, spraying layer, two grades
Ridge type demister.The smoke inlet of wet electrical dust precipitator is connected with the exhanst gas outlet of desulfurizing tower by flue, the cigarette of desulfurizing tower
Gas outlet is arranged on the side wall of desulfurizing tower and positioned at the top of two grades of ridge type demisters.
The flushing water water inlet of mist eliminator flushing water tank is connected with the flushing water delivery port of wet electrical dust precipitator, for receiving
Come from the flushing waste water after wet electrical dust precipitator cleaning, specifically, the battery lead plate flushing water of wet electrical dust precipitator is sent to
At mist eliminator flushing water tank.Flushing flushing of the water out by mist eliminator flushing waterpipe and demister of mist eliminator flushing water tank
Water water inlet is connected, for the flushing water in mist eliminator flushing water tank to be transported into demister along mist eliminator flushing waterpipe,
Demister is rinsed.
Specifically, also including 2 mist eliminator flushing water pumps, it is arranged at mist eliminator flushing waterpipe, for by demister
The flushing water of demister in flush box is delivered to two grades of ridge type demisters.
Specifically, mist eliminator flushing waterpipe is rubber lined steel pipe, for preventing mist eliminator flushing waterpipe from being rushed by demister
Flushing aqueous corrosion in water tank.Mist eliminator flushing water tank is made of carbon steel and its inner surface scribbles glass flake layer, can
Extend the resistance to chemical corrosion of mist eliminator flushing water tank, increase the service life.
By collect wet electrical dust precipitator it is flushed after flushing waste water and it is recycled, as demister rush
Wash water feeding demister is rinsed, and can efficiently utilize flushing waste water, eliminates supporting setting needed for wet electric dust collector
Circulating water treatment facility, subsequent wastewater treatment cost is low, and the overall water consumption of desulphurization system declines.
In other specific embodiments, the species of demister is also not limited to two grades of ridge type demisters, can also other
The demister of species；The number of mist eliminator flushing water pump is not limited to 2, as long as the quantity of its mist eliminator flushing water pump can be protected
Flushing water in card mist eliminator flushing water tank can send into two grades of ridge type demisters that be rinsed just can be with, no longer go to live in the household of one's in-laws on getting married herein
State.
【Embodiment 2】
As shown in figure 1, embodiment 2 discloses a kind of another tool for the desulphurization system for recycling wet electric precipitation flushing water
Body embodiment, desulphurization system includes：Desulfurizing tower 10, wet electrical dust precipitator 30, mist eliminator flushing water tank 40.
Wherein, slurry pool 80 is disposed with from bottom to top along the short transverse of desulfurizing tower 10 in desulfurizing tower 10, spray
Layer 90, two grades of ridge type demisters 21.A slurry pool water inlet is provided with the side wall of slurry pool 80.The cigarette of wet electrical dust precipitator 30
Gas entrance is connected with the exhanst gas outlet of desulfurizing tower 10 by flue 70, and the exhanst gas outlet of desulfurizing tower 10 is arranged at the side of desulfurizing tower 10
On wall and positioned at the top of two grades of ridge type demisters 21.Slurry pool 80 is connected by slurry pipeline 100 with spraying layer 90.And supply
Slurry circulating pump 101 is provided with slurry pipeline 100, for the slurries of slurry pool 80 to be pressed into spraying layer 90, desulphurization reaction is carried out.
The flushing water water inlet of mist eliminator flushing water tank 40 is connected with the flushing water delivery port of wet electrical dust precipitator 30, is used for
Receive and come from flushing waste water after wet electrical dust precipitator 30 is cleaned, the flushing water out of mist eliminator flushing water tank 40 by except
Day with fog flushing water pipeline 50 is connected with the flushing water water inlet of demister, for by the flushing water edge in mist eliminator flushing water tank 40
Mist eliminator flushing waterpipe 50 and be transported to demister, demister is rinsed.
Mist eliminator flushing waterpipe 50 and slurry pipeline 100 are rubber lined steel pipe, for preventing mist eliminator flushing waterpipe
50 by the flushing aqueous corrosion in mist eliminator flushing water tank 40.Mist eliminator flushing water tank 40 is made of carbon steel and its inner surface is scribbled
Glass flake layer, can extend the resistance to chemical corrosion of mist eliminator flushing water tank 40, increase the service life.
Desulphurization system also includes 2 mist eliminator flushing water pumps 51, technique water tank 60 and 2 technique water pumps 61.Demister is rushed
Flushing water in mist eliminator flushing water tank 40 is delivered to two grades of ridge types by mist eliminator flushing waterpipe 50 and removed by wash water pump 51
Day with fog 21.Flushing water water inlet, the mist eliminator flushing of the process water delivery port of technique water tank 60 respectively with wet electrical dust precipitator 30
The flushing water water inlet of water tank 40 is connected with the slurry pool water inlet of desulfurizing tower 10.Technique water tank 60 and wet electrical dust precipitator 30
Work is provided with the pipeline that flushing water water inlet, the flushing water water inlet of mist eliminator flushing water tank 40 are connected with slurry pool water inlet
Skill water pump 61, for the process water in technique water tank 60 to be delivered into wet electrical dust precipitator 30, mist eliminator flushing water tank 40 and taken off
The slurry pool 80 of sulphur tower 10.Wherein, process water, which is delivered in wet electrical dust precipitator 30, is used for the flushing of wet electrical dust precipitator 30, work
Skill water, which is delivered to mist eliminator flushing water tank 40, to be used to carry out the supply of process water, it is ensured that the flushing process of demister it is smooth complete
Into.Process water is delivered to slurry pool 80, is mixed with the slurries in slurry pool 80, participates in the circulation of desulphurization reaction.
In other specific embodiments, technique water tank 60 can not also be connected with mist eliminator flushing water tank 40, and only with it is wet
The flushing water water inlet of formula electric cleaner 30 is connected with the water inlet of slurry pool 80 of desulfurizing tower 10, and here is omitted.
【Embodiment 3】
As shown in Fig. 2 embodiment 3 and embodiment 2 have an essentially identical configuration, embodiment 3 it is different from embodiment 2 it
The demister being in embodiment 3 is provided with 2, and two grades of rooms are disposed with from top to bottom along the short transverse of desulfurizing tower 10
Ridge formula demister 21 and one-level tubular demister 22, one-level tubular demister 22 are located at the top of spraying layer 90, and demister is rushed
The number of wash water pump 51 is 3.
Two grades of ridge type demisters 21 and one-level tubular demister 22 are provided with the present embodiment, the two demisters can
So that the droplet content that the flue gas after two demisters is carried is less than 30mg/Nm3(butt), prevents from taking guttiferous flue gas
Fouling and corrosion are caused into upstream device.
It should be noted that above-described embodiment can independent assortment as needed.Described above is only of the present utility model
Preferred embodiment, it is noted that for those skilled in the art, is not departing from the utility model principle
On the premise of, some improvements and modifications can also be made, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. a kind of desulphurization system for recycling wet electric precipitation flushing water, including：
In desulfurizing tower, the desulfurizing tower at least one demister is provided with along the short transverse of the desulfurizing tower；
Wet electrical dust precipitator, the smoke inlet of the wet electrical dust precipitator is connected with the exhanst gas outlet of desulfurizing tower；
Characterized in that, the desulphurization system also includes：
Mist eliminator flushing water tank, the flushing water water inlet of the mist eliminator flushing water tank and the flushing water of the wet electrical dust precipitator
Delivery port is connected, and the flushing water delivery port of the mist eliminator flushing water tank passes through mist eliminator flushing waterpipe and the demister
Flushing water water inlet is connected.
2. the desulphurization system according to claim 1 for recycling wet electric precipitation flushing water, it is characterised in that the desulfurization
System also includes：
Mist eliminator flushing water pump, is arranged at the mist eliminator flushing waterpipe, for by the mist eliminator flushing water tank
Mist eliminator flushing water is delivered to demister.
3. the desulphurization system according to claim 2 for recycling wet electric precipitation flushing water, it is characterised in that：
The mist eliminator flushing waterpipe is rubber lined steel pipe.
4. the desulphurization system according to claim 2 for recycling wet electric precipitation flushing water, it is characterised in that：
Provided with a demister in the desulfurizing tower, and the demister is two grades of ridge type demisters.
5. the desulphurization system according to claim 2 for recycling wet electric precipitation flushing water, it is characterised in that：
Provided with two demisters in the desulfurizing tower, short transverse of two demisters along the desulfurizing tower is from top to bottom
It is two grades of ridge type demisters and one-level tubular demister successively.
6. the desulphurization system according to claim 1 for recycling wet electric precipitation flushing water, it is characterised in that the desulfurization
System also includes：
Technique water tank, the flushing water water inlet and the slurry pool of desulfurizing tower of the technique water tank respectively with the wet electrical dust precipitator
Water inlet is connected.
7. the desulphurization system according to claim 6 for recycling wet electric precipitation flushing water, it is characterised in that：
Flushing water water inlet of the technique water tank also with the mist eliminator flushing water tank is connected.
8. the desulphurization system according to claim 7 for recycling wet electric precipitation flushing water, it is characterised in that the desulfurization
System also includes：
Technique water pump, the technique water tank by the flushing water water inlet of the technique water pump and the wet electrical dust precipitator, remove
The flushing water water inlet of day with fog flush box is connected with the slurry pool water inlet of desulfurizing tower.
9. the desulphurization system for recycling wet electric precipitation flushing water according to any one in claim 1~8, its feature
It is：
The inner surface of the mist eliminator flushing water tank scribbles glass flake layer and does preservative treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720290787.9U CN206577550U (en) | 2017-03-23 | 2017-03-23 | A kind of desulphurization system for recycling wet electric precipitation flushing water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720290787.9U CN206577550U (en) | 2017-03-23 | 2017-03-23 | A kind of desulphurization system for recycling wet electric precipitation flushing water |
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| CN206577550U true CN206577550U (en) | 2017-10-24 |
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| CN201720290787.9U Active CN206577550U (en) | 2017-03-23 | 2017-03-23 | A kind of desulphurization system for recycling wet electric precipitation flushing water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911959A (en) * | 2019-04-04 | 2019-06-21 | 聊城信源集团有限公司 | A kind of flushing water treatment system of desulfurizing tower |
| CN110201796A (en) * | 2019-06-06 | 2019-09-06 | 扬州好管家科技信息咨询有限公司 | A kind of gas-liquid separation device for wet electric precipitation |
-
2017
- 2017-03-23 CN CN201720290787.9U patent/CN206577550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911959A (en) * | 2019-04-04 | 2019-06-21 | 聊城信源集团有限公司 | A kind of flushing water treatment system of desulfurizing tower |
| CN110201796A (en) * | 2019-06-06 | 2019-09-06 | 扬州好管家科技信息咨询有限公司 | A kind of gas-liquid separation device for wet electric precipitation |
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