CN109260885A - Boiler smoke deep treatment and take off white device - Google Patents
Boiler smoke deep treatment and take off white device Download PDFInfo
- Publication number
- CN109260885A CN109260885A CN201811209502.XA CN201811209502A CN109260885A CN 109260885 A CN109260885 A CN 109260885A CN 201811209502 A CN201811209502 A CN 201811209502A CN 109260885 A CN109260885 A CN 109260885A
- Authority
- CN
- China
- Prior art keywords
- finned tube
- boiler smoke
- deep treatment
- taking
- white device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chimneys And Flues (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of boiler smoke deep treatment and take off white device, include: tower main body and the lye tank for being set to tower body exterior, is successively arranged the first plenum chamber, condensation in tower main body from bottom to up except fog chamber, reduction humidity cabinet, warming box, the second plenum chamber；First plenum chamber internal upper part is equipped with spray equipment；Condensation removes in fog chamber and is successively arranged the first finned tube exchanger and S type demister from the bottom to top；The second finned tube exchanger is equipped in warming box；It is equipped with first circulation in lye tank to pump, first circulation pump is connect by the first water inlet pipe with the inlet of the first finned tube, and the liquid outlet of the first fin is connect by the first return pipe with spray equipment；First plenum chamber bottom is pumped equipped with second circulation, and second circulation pump is connect by the second water inlet pipe with the second finned tube exchanger, and the second finned tube exchanger liquid outlet is connect by the second return pipe with lye tank.The present invention realizes heat recovery and utilization, and has further purified flue gas.
Description
Technical field
The invention belongs to environmental technology field, in particular to a kind of boiler smoke deep treatment and white device is taken off.
Background technique
After flue gas have passed through flue gas ash removal and wet desulphurization, major pollutants are cleaned, but flue gas is saturation after wet process
Wet flue gas, comprising the entrainment of a large amount of liquid water and vaporous water in flue gas, in a large amount of steam of wet desulphurization discharge, there are many dissolutions
Salt and other non-dissolved matters generate a large amount of superfine particulate matters after being dehydrated in an atmosphere, become invisible particle.These ultra-fine
Grain object is hidden in air, and it is long to stay aloft the time, does not settle, and has extremely strong transfer ability, control and difficulty of governance are very
Greatly.Quiet steady weather or inversion weather are encountered, and absorbs water, expand, adhere to, become larger, causes environmental pollution, simultaneously because wet desulphurization
Flue gas is saturation wet flue gas afterwards, therefore flue gas after desulfurization has certain corrosivity, can corrode flue and chimney, after wet desulphurization
The coloured plume and white cigarette formed also results in certain sense organ pollution, therefore each state all by white cigarettes such as wet desulphurizations and has in research
The method that color plume is eliminated.
Energy consumption is high for cooling water recirculation system in flue gas advanced treating, and the heat of generation is directly discharged to greatly by cooling water
In gas, a large amount of thermal energy was not only wasted, but also cause environmental pollution.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of boiler smoke
Deep treatment and take off white device.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: it a kind of boiler smoke deep treatment and takes off white
Device, comprising: tower main body and the lye tank for being set to the tower body exterior are successively set from bottom to up in the tower main body
There are the first plenum chamber, condensation except fog chamber, reduce humidity cabinet, warming box, the second plenum chamber；The first plenum chamber internal upper part is equipped with
Spray equipment；The condensation removes in fog chamber is successively arranged the first finned tube exchanger and S type demister from the bottom to top；The heating
The second finned tube exchanger is equipped in case；First circulation is equipped in the lye tank to pump, the first circulation pump by first into
Water pipe is connect with the inlet of first finned tube, and the liquid outlet of first fin passes through the first return pipe and the spray
Device connection；First plenum chamber bottom is pumped equipped with second circulation, second circulation pump by the second water inlet pipe with it is described
The connection of second finned tube exchanger inlet, the second finned tube exchanger liquid outlet pass through the second return pipe and the lye
Case connection.
Preferably, the spray equipment includes water inlet manifold, spaced multiple vertically connects the water inlet manifold
Tee tube and the connection tee tube multiple branched pipes.
Preferably, the multiple branched pipe is mutually parallel and is located on the same horizontal plane, sets on the branched pipe
There are several atomizing nozzles.
Preferably, first finned tube exchanger and second finned tube exchanger include shell and are assemblied in
The intracorporal multiple finned tubes being stacked of shell, the finned tube include the bend pipe as made of multiple U-tube integrally connecteds and
The multiple fins being set to outside the bend pipe straight section.
Preferably, the fin thickness is 2mm, and a fin pitch of fins is 5mm.
Preferably, the reduction humidity cabinet is connect by air hose with centrifugal blower, and the centrifugal blower generates distinguished and admirable
Amount is 78000m3/ h, power 22kw.
Preferably, the tower main body is equipped with smoke inlet close to bottom position.
Preferably, the tower main body is equipped with outlet flue close to apical position.
Preferably, the tower bottom part body is provided with pedestal.
Preferably, the tower bottom part body is additionally provided with blowdown tank, and first plenum chamber bottom is equipped with and the blowdown
The sewage draining exit of case connection.
The beneficial effects of the present invention are: the present invention is combined using condensation method, mixing method, temperature-raising method, reduce in smoke evacuation
Water vapour content；The heat of flue gas is collected except fog chamber using the first plenum chamber and condensation to solve cigarette heating needs in warming box
Heat；Buck may be implemented to recycle by heat absorption, heat release；During flue gas condensing, in addition to recuperation of heat, removed using dehumidifying
Dirt realizes the further purification to flue gas.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the schematic diagram of spray equipment in the present invention；
Fig. 3 is the partial structural diagram of finned tube exchanger in the present invention；
Fig. 4 is the structural schematic diagram of finned tube in the present invention；
Fig. 5 is the enlarged drawing in Fig. 4 at A.
Description of symbols:
1-tower main body；2-lye tanks；3-the first plenum chamber；4-condensations remove fog chamber；5-reduce humidity cabinet；6-heatings
Case；7-the second plenum chamber；8-spray equipments；9-the first finned tube exchanger；10-S type demisters；11-the second finned tube
Heat exchanger；12-first circulations pump；13-the first water inlet pipe；The inlet of 14-the first finned tube；15-the first fin goes out
Liquid mouth；16-the first return pipe；17-second circulations pump；18-the second water inlet pipe；The feed liquor of 19-the second finned tube exchanger
Mouthful；20-the second finned tube exchanger liquid outlet；21-the second return pipe；22-centrifugal blowers；23-air hoses；24-into cigarette
Mouthful；25-outlet flues；26-pedestals；27-blowdown tanks；28-sewage draining exits；81-water inlet manifolds；82-tee tubes；83-branches
Pipe；91-shells；92-finned tubes；921-fins；922-bend pipes.
Specific embodiment
The present invention will be further described in detail below with reference to the embodiments, to enable those skilled in the art referring to specification
Text can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein are not precluded one or more
The presence or addition of a other elements or combinations thereof.
As shown in Figure 1, the present embodiment provides a kind of boiler smoke deep treatment and taking off white device, comprising: include: tower main body
1 and it is set to the lye tank 2 of tower body exterior, is successively arranged the first plenum chamber 3, condensation demisting in tower main body 1 from bottom to up
Case 4 reduces humidity cabinet 5, warming box 6, the second plenum chamber 7；Tower main body 1 is equipped with smoke inlet 24 close to bottom position, close to top
Position is equipped with outlet flue 25；1 bottom of tower main body is provided with pedestal 26 and is additionally provided with blowdown tank 27 in 1 bottom of tower main body, and described
One plenum chamber bottom is equipped with the sewage draining exit 28 connecting with the blowdown tank.
As shown in Figure 1,7 internal upper part of the first plenum chamber is equipped with spray equipment 8；It condenses except 4 successively set from the bottom to top in fog chamber
There are the first finned tube exchanger 9 and S type demister 10；The second finned tube exchanger 11 is equipped in warming box 6；It is set in lye tank 2
There is first circulation to pump 12, first circulation pump 12 is connect by the first water inlet pipe 13 with the inlet 14 of the first finned tube, the first wing
The liquid outlet 15 of piece is connect by the first return pipe 16 with spray equipment 8；First plenum chamber bottom 3 is equipped with second circulation pump 17,
Second circulation pump 17 is connect by the second water inlet pipe 18 with the inlet 19 of the second finned tube exchanger, the second finned tube exchanger
Liquid outlet 20 is connect by the second return pipe 21 with lye tank 2；Setting connects each device in this way, utilizes the first plenum chamber
The heat of flue gas is collected except fog chamber with condensation to solve the heat that cigarette heating needs in warming box；Buck passes through heat absorption, heat release
It may be implemented to recycle.It reduces humidity cabinet 5 to connect by air hose 23 with centrifugal blower 22, the wind flow that centrifugal blower 22 generates
For 78000m3/ h, power 22kw.
As shown in Fig. 2, spray equipment 8 includes water inlet manifold 81, spaced multiple vertically connects the water inlet manifold
Tee tube 82 and the connection tee tube multiple branched pipes 83, multiple branched pipes 83 are mutually parallel and are located at same
On horizontal plane, branched pipe 83 is equipped with several atomizing nozzles；Spray equipment 8 is by tee tube 82, to water drenching general pipeline 81 and branch
Pipe 83 plays good connection function, solidifies the structural shape of spray equipment, and each branched pipe 83 is arranged in parallel, and improves spray equipment
Globality and aesthetics, it is ensured that each branched pipe 83 is discharged uniformly, effectively controls effective distribution of water, forms continuous-stable water
Film, and film forming thickness is uniform, flue gas and moisture film counter current contacting can remove all sulfur dioxide, at the same flue-gas temperature drop to it is full
With point hereinafter, effective improving heat exchanging efficiency.
As in Figure 3-5, the first finned tube exchanger 9 and the second finned tube exchanger 11 include shell 91 and are assemblied in
Multiple finned tubes 92 being stacked in shell 91, finned tube 92 include the bend pipe 922 as made of multiple U-tube integrally connecteds
And it is set to multiple fins 921 outside 922 straight section of bend pipe.For fin 921 with a thickness of 2mm, a fin pitch of fins is 5mm.
Workflow: flue gas enters in the first plenum chamber 3 from smoke inlet 24, and 12 running of first circulation pump will be in alkaline-water box 2
Buck continuous-stable moisture film is formed by spray equipment 8, flue gas and moisture film counter current contacting can sufficiently remove two in flue gas
Sulfur oxide, while flue-gas temperature is dropped into saturation point or less；Subsequent flue gas moves upward to condensation and removes in fog chamber, 42 DEG C or so
Wet flue gas exchanges heat by the first finned tube exchanger 9, and temperature is down to 30 DEG C or so, and S type demister 10 can be effectively by water
Water droplet removing in vapour；Flue gas, which rises to, to be reduced in humidity cabinet 5, flue gas is mixed with a certain proportion of air, further
Reduce relative humidity；Flue gas subsequently enters warming box 6, utilizes the heat for collecting 24 flue gas of smoke inlet in the second finned tube exchanger
Buck carry out heat exchange, flue gas rises to 45 DEG C or more, then by discharging after second plenum chamber 7, realizes flue gas eliminating white smoke.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details.
Claims (10)
1. a kind of boiler smoke deep treatment and taking off white device, comprising: tower main body and the alkali for being set to the tower body exterior
Liquid case, which is characterized in that be successively arranged from bottom to up in the tower main body the first plenum chamber, condensation except fog chamber, reduce humidity cabinet,
Warming box, the second plenum chamber；The first plenum chamber internal upper part is equipped with spray equipment；The condensation except in fog chamber from the bottom to top according to
It is secondary to be equipped with the first finned tube exchanger and S type demister；The second finned tube exchanger is equipped in the warming box；The lye tank
The interior first circulation that is equipped with pumps, and the first circulation pump is connect by the first water inlet pipe with the inlet of first finned tube, institute
The liquid outlet for stating the first fin is connect by the first return pipe with the spray equipment；First plenum chamber bottom is equipped with second
Circulating pump, the second circulation pump are connect by the second water inlet pipe with the second finned tube exchanger inlet, and described second
Finned tube exchanger liquid outlet is connect by the second return pipe with the lye tank.
2. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that the spray equipment
Including the more of water inlet manifold, spaced multiple tee tubes for vertically connecting the water inlet manifold and the connection tee tube
A branched pipe.
3. a kind of boiler smoke deep treatment and taking off white device according to claim 2, which is characterized in that the multiple branch
Pipe is mutually parallel and is located on the same horizontal plane, and the branched pipe is equipped with several atomizing nozzles.
4. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that first fin
Heat exchange of heat pipe and second finned tube exchanger include shell and are assemblied in the intracorporal multiple finned tubes being stacked of shell,
The finned tube includes the bend pipe as made of multiple U-tube integrally connecteds and multiple wings for being set to outside the bend pipe straight section
Piece.
5. a kind of boiler smoke deep treatment and taking off white device according to claim 4, which is characterized in that the fin thickness
For 2mm, a fin pitch of fins is 5mm.
6. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that the reduction humidity
Case is connect by air hose with centrifugal blower, and the wind flow that the centrifugal blower generates is 78000m3/ h, power 22kw.
7. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that the tower main body is leaned on
Nearly bottom position is equipped with smoke inlet.
8. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that the tower main body is leaned on
Nearly apical position is equipped with outlet flue.
9. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that tower main body bottom
Portion is provided with pedestal.
10. a kind of boiler smoke deep treatment and taking off white device according to claim 1, which is characterized in that the tower main body
Bottom is additionally provided with blowdown tank, and first plenum chamber bottom is equipped with the sewage draining exit connecting with the blowdown tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209502.XA CN109260885A (en) | 2018-10-17 | 2018-10-17 | Boiler smoke deep treatment and take off white device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209502.XA CN109260885A (en) | 2018-10-17 | 2018-10-17 | Boiler smoke deep treatment and take off white device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109260885A true CN109260885A (en) | 2019-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811209502.XA Pending CN109260885A (en) | 2018-10-17 | 2018-10-17 | Boiler smoke deep treatment and take off white device |
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| CN (1) | CN109260885A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111609733A (en) * | 2020-05-06 | 2020-09-01 | 武汉理工大学 | Marine heat transfer tail gas treatment atomizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111609733A (en) * | 2020-05-06 | 2020-09-01 | 武汉理工大学 | Marine heat transfer tail gas treatment atomizer |
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Effective date of registration: 20230410 Address after: Building 3, No. 58 Tongxin Road, Tong'an Town, High tech Zone, Suzhou City, Jiangsu Province, 215011 Applicant after: Suzhou Yanjitong New Energy Technology Co.,Ltd. Address before: 215163 building 19, Longshan Industrial Park, 28 Xiexin Road, Dongzhu Town, high tech Zone, Suzhou City, Jiangsu Province Applicant before: SUZHOU LANGJI TECHNOLOGY Co.,Ltd. |
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