CN206045761U - Flue gas desulfurization and dedusting equipment - Google Patents
Flue gas desulfurization and dedusting equipment Download PDFInfo
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- CN206045761U CN206045761U CN201620889618.2U CN201620889618U CN206045761U CN 206045761 U CN206045761 U CN 206045761U CN 201620889618 U CN201620889618 U CN 201620889618U CN 206045761 U CN206045761 U CN 206045761U
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- tower
- flue gas
- gas desulfurization
- interior
- dedusting equipment
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Abstract
The utility model discloses a kind of flue gas desulfurization and dedusting equipment, including：The outer tower of tubular being vertically arranged, the lower end of outer tower is provided with outer tower leakage fluid dram, tower wall and is provided with smoke inlet and absorbent nozzle；Tower in the U-shaped of both ends open, one in two vertical portions of interior tower is entered from the lower end of outer tower and nesting is in the inside of outer tower, and tower leakage fluid dram in arranging at the minimum point of the arch section of interior tower, wherein, deflector is provided with the inwall at the top of outer tower, deflector imports interior tower for the flue gas solvent for having flue gas will be absorbed in outer tower；And multiple deflection plates are provided with the outer wall of one vertical portion of interior tower.The flue gas desulfurization and dedusting equipment have the advantages that to take up room it is little, be easily installed and keep in repair.
Description
Technical field
This utility model is related to a kind of desulfurizer, more particularly, to a kind of flue gas desulfurization and dedusting equipment.
Background technology
Major part coal-burning power plant of China adopts wet fuel gas desulfurizing technology, including limestone-gypsum method, ammonia process and sea water to take off
The techniques such as sulfur, are utilized respectively the absorbing liquids such as lime stone slurry, ammonia or sea water spray washing flue gas in the desulfurizing tower, in this process
In, the sulfur dioxide in flue gas is absorbed by liquid absorption, and reaches the purpose of abjection sulfur dioxide.
Desulfurizing tower is the core apparatus of wet desulfurizing process, but existing desulfurizing tower generally has that floor space is big, throw
Money and the high problem of operating cost, and as existing desulfurizing tower is using absorbent such as nozzles spray limestone, Gypsum Fibrosum, absorb
Agent is susceptible to condense after absorbing the sulfur dioxide in flue gas, the problem for causing the cigarette holder of desulfurizing tower to be easily blocked.
Therefore, it is currently needed for proposing the desulphurization plant that a kind of floor space is little, there is no spray nozzle clogging changes.
Utility model content
To solve above-mentioned technical problem, the utility model discloses a kind of flue gas desulfurization and dedusting equipment, including：
Outer tower, outer tower are the tubular being vertically arranged, and the lower end of outer tower is provided with outer tower leakage fluid dram, tower wall and is provided with flue gas
Entrance and absorbent nozzle；With
Interior tower, U-shaped of the interior tower for both ends open, in two vertical portions of interior tower are entered simultaneously from the lower end of outer tower
Nesting is in the inside of outer tower, and tower leakage fluid dram in arranging at the minimum point of the arch section of interior tower,
Wherein,
It is provided with deflector on the inwall at the top of outer tower, deflector will be for will absorb the flue gas solvent for having flue gas in outer tower
Tower in importing；And
Multiple deflection plates are provided with the outer wall of one vertical portion of interior tower.
In one embodiment of the present utility model, flue gas desulfurization and dedusting equipment also includes multiple Venturi tube groups, Duo Gewen
Family name's pipe group is vertically successively set on the inside of one vertical portion of interior tower.
In one embodiment of the present utility model, on the inwall of one vertical portion of interior tower, multiple foldings are provided with
Stream plate.
In one embodiment of the present utility model, deflection plate is the bowl-shape of oval or circle for cross section.
In one embodiment of the present utility model, flue gas desulfurization and dedusting equipment also includes condenser, and condenser is arranged on
The top of another vertical portion of interior tower.
In one embodiment of the present utility model, condenser is air cooled condenser.
In one embodiment of the present utility model, flue gas desulfurization and dedusting equipment also include demister, frequency converting induced draft fan and
Wet electrostatic precipitator, demister, frequency converting induced draft fan and wet electrostatic precipitator from the bottom up suitable in another vertical portion of interior tower
Sequence is arranged.
In one embodiment of the present utility model, smoke inlet arranges the position of the lower end of the close outer tower in outer tower,
Absorbent nozzle arranges the position of the upper end of the close outer tower in outer tower.
The utility model proposes flue gas desulfurization and dedusting equipment adopt deflection plate to form water curtain, so as to improve absorb it is molten
Agent and the contact area of flue gas, so having the advantages that absorption efficiency height, energy consumption are low；In addition, using set Deethanizer design scheme so that
The flue gas desulfurization and dedusting equipment have the advantages that to take up room it is little, be easily installed and keep in repair；Finally, arrange in smoke outlet and remove
Day with fog, wet electrostatic precipitator and condenser, the moisture in the flue gas of discharge is preferably minimized, so as to avoid the cigarette in interior tower
Gas is exported out and forms ice rain.
Description of the drawings
In terms of above and other of the present utility model with feature from the explanation below in conjunction with accompanying drawing to embodiment will clearly be in
It is existing, wherein：
Fig. 1 is structural representation (the wherein arrow of the flue gas desulfurization and dedusting equipment according to this utility model one embodiment
Direction is flow of flue gas direction).
Specific embodiment
Describe illustrative, non-limiting example of the present utility model with reference to the accompanying drawings in detail, to new according to this practicality
The flue gas desulfurization and dedusting equipment of type is further described.
The flue gas desulfurization device according to this utility model one embodiment is illustrated referring to Fig. 1.According to this utility model
Flue gas desulfurization device include outer tower 1 and Nei Ta 2.
Specifically, with reference to Fig. 1, outer tower 1 is the tubular being vertically arranged, and the lower end of outer tower 1 is provided with outer tower leakage fluid dram
13, for the liquid waste processing area that the waste liquid in outer tower 1 is discharged to the outside by outer tower leakage fluid dram 13, it is to avoid pollution.Outer tower 1
Smoke inlet 11 and absorbent nozzle 12 are provided with tower wall, wherein pending flue gas enters outer tower 1 by smoke inlet 11, are inhaled
Receipts agent solution sprays into outer tower 1 by absorbent nozzle 12 with the sour gas absorbed in the pending flue gas of neutralization and washes away in flue gas
Particulate matter or dust etc..In one embodiment of the present utility model, absorbent solution is alkali liquor or limestone etc..It is preferred that
Ground, smoke inlet 11 arrange the position in 1 lower end of close outer tower of outer tower 1, and absorbent nozzle 12 is arranged in outer tower 1 near outer
The position of 1 upper end of tower.Flue gas from smoke inlet 11 enter outer 1 inside of tower when with certain corner cut, so as to be formed with centrifugation
The vortex of power, rising of can spiraling.
Interior tower 2 has the U-shape of both ends open, and in two vertical portions of interior tower 2 is under outer tower 1
End enters and nesting is in the inside of outer tower 1, i.e. a part for interior tower 2 is located at the inside of outer tower 1.Additionally, the top of outer tower 1
Deflector 14 is provided with inwall, deflector 14 is for tower 2 in importing the flue gas in outer tower 1 and a part of absorbent solution
It is interior.In addition, multiple deflection plates 15 are provided with the outer wall of one vertical portion of interior tower 2, multiple deflection plates 15 can be by
The absorbent solution sprayed from absorbent nozzle 12 is turned back and forms the solvent water curtain of maximum water fall effect, solvent water curtain injection stream
Direction it is identical with flow of flue gas direction such that it is able to drive flue gas run up and in the presence of deflector 14 enter interior tower 2.
Preferably, deflection plate 15 is the bowl-shape of oval or circle for cross section.This design cause interior tower 2 and outer tower 1 it
Between reacted flue gas and a part of absorbent solution proceed absorbing reaction into interior tower 2, relative to by outer tower 1 and interior tower
2 distinct technical schemes, disclosed in this utility model, the tower height of flue gas desulfurization and dedusting equipment is less, simple installation, without work
Dynamic component, almost no maintenance problem.
With continued reference to Fig. 1, the flue gas desulfurization and dedusting equipment also includes multiple Venturi tube groups 22, and multiple Venturi tube groups 22 are along perpendicular
Inside of the Nogata to the one vertical portion for being successively set on interior tower 2.Multiple Venturi tube groups 22 cause the flue gas in interior tower 2
Air-flow local accelerates, and produces thermal expansion so that the fine particulates in saturation vapour mutually condense and become bulky grain, it is easy to
Removing is washed away by the water curtain in interior tower 2.
Further, it is provided with multiple deflection plates on the inwall of one vertical portion of interior tower 2 (not showing in figure
Go out), the effect of the multiple deflection plates on 2 inwall of interior tower is identical with the effect of the deflection plate 15 on 2 outer wall of interior tower, and promotes cigarette
Gas spirals and flows down.Preferably, the multiple deflection plates on the inwall of one vertical portion of interior tower 2 are that cross section is ellipse
Or circle is bowl-shape.
Further, the flue gas desulfurization and dedusting equipment also includes condenser 26, and condenser 26 is arranged on another of interior tower 2
The top of vertical portion, for be lowered into the temperature (for example, less than 40 DEG C) of the flue gas of the part with as far as possible reclaim moisture and
Remaining tiny particles content in moisture.Preferably, condenser 26 is air cooled condenser.
Preferably, the flue gas desulfurization and dedusting equipment also includes demister 23, frequency converting induced draft fan 24 and wet electrostatic precipitator 25.Ginseng
According to Fig. 1, demister 23, frequency converting induced draft fan 24 and wet electrostatic precipitator 25 are in another vertical portion described in interior tower 2 from lower past
Upper order is arranged, wherein, demister 23 is used to remove the large quantity of moisture in flue gas, and frequency converting induced draft fan 24 is used for the stream for controlling flue gas
Speed, wet electrostatic precipitator 25 are used to remove ultra-thin micro-particle (for example, PM2.5).By in another vertical portion described in interior tower 1
Divide internal setting demister 23, frequency converting induced draft fan 24, wet electrostatic precipitator 25 and condenser 26, the moisture in the flue gas that will be discharged
Content is preferably minimized, so as to the smoke outlet avoided in interior tower forms ice rain.
Using the utility model proposes flue gas desulfurization and dedusting equipment clean flue gas process it is as follows：Pending flue gas passes through
Smoke inlet 11 enters outer tower 1 with corner cut, while absorbent solution enters outer tower 1 from absorbent nozzle 12；Absorbent solution is rushed
Deflection plate 15 on the outer wall of the one vertical portion for hitting interior tower 2 is forming absorbent water curtain, the injection of absorbent water curtain
Direction is identical with flow of flue gas direction；Absorbent water curtain absorbs and neutralizes the sour gas in flue gas, while washing away in flue gas
Particulate matter or dust etc., flow to the outer tower leakage fluid dram 13 of 1 lower end of outer tower after the outer wall of the inwall and Nei Ta 2 that clash into outer tower 1；It is another
Aspect, absorbent water curtain promote flue gas to spiral up simultaneously so that a part of absorbent solution and flue gas are arranged at the top of outer tower 1
Deflector 14 promotion under enter interior tower 2；Absorbent solution further absorb in interior tower 2 sour gas in flue gas and
Grain thing, waste liquid are discharged from the interior tower leakage fluid dram 21 of 2 bottom of interior tower；Flue gas reaches interior 2 bottom of tower during up, successively Jing
Demister 23, frequency converting induced draft fan 24, wet electrostatic precipitator 25 and condenser 26 are crossed, the trickleer granule in flue gas is further removed
Thing.
Although being illustrated to exemplary embodiments of the present utility model, but it is clear that those skilled in the art can manage
Solution, can be changed in the case of without departing substantially from spirit of the present utility model and principle, its scope in claims and
It is defined in its equivalent.
Claims (8)
1. a kind of flue gas desulfurization and dedusting equipment, it is characterised in that include：
Outer tower, the outer tower are the tubular being vertically arranged, and the lower end of the outer tower is provided with outer tower leakage fluid dram, tower wall and is provided with
Smoke inlet and absorbent nozzle；With
Interior tower, U-shaped of the interior tower for both ends open, in two vertical portions of the interior tower is under the outer tower
End enters and is nested in the inside of the outer tower, and tower leakage fluid dram in arranging at the minimum point of the arch section of the interior tower,
Wherein：
Deflector is provided with the inwall at the top of the outer tower, the deflector has flue gas for will absorb in the outer tower
Flue gas solvent imports the interior tower；And
Multiple deflection plates are provided with the outer wall of one vertical portion of the interior tower.
2. flue gas desulfurization and dedusting equipment according to claim 1, it is characterised in that the flue gas desulfurization and dedusting equipment is also wrapped
Multiple Venturi tube groups are included, the plurality of Venturi tube group is vertically successively set on one vertical portion of the interior tower
Inside.
3. flue gas desulfurization and dedusting equipment according to claim 1, it is characterised in that one vertical portion of the interior tower
Multiple deflection plates are provided with the inwall for dividing.
4. the flue gas desulfurization and dedusting equipment according to claim 1 or 3, it is characterised in that the deflection plate for cross section is
Oval or circle it is bowl-shape.
5. flue gas desulfurization and dedusting equipment according to claim 1, it is characterised in that the flue gas desulfurization and dedusting equipment is also wrapped
Condenser is included, the condenser is arranged on the top of another vertical portion of the interior tower.
6. flue gas desulfurization and dedusting equipment according to claim 5, it is characterised in that the condenser is air-cooled condensation
Device.
7. flue gas desulfurization and dedusting equipment according to claim 1, it is characterised in that the flue gas desulfurization and dedusting equipment is also wrapped
Demister, frequency converting induced draft fan and wet electrostatic precipitator are included, the demister, the frequency converting induced draft fan and the wet electrostatic precipitator are in institute
State the order in another vertical portion of interior tower from the bottom up to arrange.
8. flue gas desulfurization and dedusting equipment according to claim 1, it is characterised in that the smoke inlet is arranged on described outer
The position of the lower end of the close described outer tower of tower, the absorbent nozzle are arranged on the upper end of the close described outer tower of the outer tower
Position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620889618.2U CN206045761U (en) | 2016-08-16 | 2016-08-16 | Flue gas desulfurization and dedusting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620889618.2U CN206045761U (en) | 2016-08-16 | 2016-08-16 | Flue gas desulfurization and dedusting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206045761U true CN206045761U (en) | 2017-03-29 |
Family
ID=58381108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620889618.2U Active CN206045761U (en) | 2016-08-16 | 2016-08-16 | Flue gas desulfurization and dedusting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206045761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731084A (en) * | 2021-08-05 | 2021-12-03 | 中国核电工程有限公司 | Ventilation dust removal device, dust removal method thereof and purification and dehumidification method |
-
2016
- 2016-08-16 CN CN201620889618.2U patent/CN206045761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731084A (en) * | 2021-08-05 | 2021-12-03 | 中国核电工程有限公司 | Ventilation dust removal device, dust removal method thereof and purification and dehumidification method |
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