CN101155625A - Wet type scrubber for exhaust gas - Google Patents
Wet type scrubber for exhaust gas Download PDFInfo
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- CN101155625A CN101155625A CNA2005800492931A CN200580049293A CN101155625A CN 101155625 A CN101155625 A CN 101155625A CN A2005800492931 A CNA2005800492931 A CN A2005800492931A CN 200580049293 A CN200580049293 A CN 200580049293A CN 101155625 A CN101155625 A CN 101155625A
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- waste gas
- wet type
- chamber
- type scrubber
- water separation
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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
- B01D53/34—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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/54—Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/20—Halogens or halogen compounds
- B01D2257/204—Inorganic halogen compounds
- B01D2257/2045—Hydrochloric acid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/302—Sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treating Waste Gases (AREA)
- Separation Of Particles Using Liquids (AREA)
- Treatment Of Sludge (AREA)
- Physical Water Treatments (AREA)
Abstract
The present invention relates to a wet type scrubber for wet-scrubbing noxious exhaust gas, and more particularly, to a wet type scrubber capable of effectively removing particulates and moisture contained in exhaust gas by spraying liquid into a scrubbing chamber with an eliminator. Further, the present invention relates to a wet type scrubber capable of scrubbing exhaust gas without discharge of wastewater by effectively treating sludge generated during scrubbing. A wet type scrubber for exhaust gas according to the present invention comprises a wet scrubbing chamber which is disposed such that the exhaust gas introduced through an inlet flows horizontally toward an outlet and includes a drain hole formed at a position in a side surface thereof spaced apart by a certain distance upwardly from the bottom thereof; an eliminator which is disposed within the wet scrubbing chamber and installed such that the bottom thereof is positioned below the drain hole, and includes a plurality of bent blades arranged to form a passage for the exhaust gas; an oil/water separation tank for scrubbing liquid received from the drain hole by sequentially passing the liquid through a plurality of reservoirs; a spray nozzle installed to spray the liquid into an inlet-side space of the wet scrubbing chamber; a concentrating tank for receiving sludge precipitated in the oil/water separation tank and concentrating the sludge therein; and a dehydrator for separating moisture from the concentrated sludge and discharging the sludge.
Description
Technical field
The application relates to the wet type scrubber that is used to wash harmful exhaust, more specifically, relate to a kind of can be by effectively remove the particulate that is included in the waste gas and the wet type scrubber of moisture to washing chamber's spraying liquid with remover.And, the present invention relates to a kind of can scrubbing exhaust gas, and do not have the wet type scrubber of discharge of wastewater by the mud that produces in effective processing washing process.
Background technology
Fig. 5 has shown traditional wet type scrubber, is used to wash the waste gas of the industrial site that produces a large amount of dusts.The wet type scrubber that is used for waste gas that shows among Fig. 5 is by removing dust or the harmful substance that is included in the waste gas at the remover 11 front spraying liquids that are installed in washing chamber 10.Under the situation of acid waste gas, for example NaOH alkaline solution that is used for the waste gas neutralization by sprinkling comes and acid waste gas, and remover 11 removes and discharges because salt or the dust that sour gas and alkaline solution reaction produce.Dust or salt and the drainpipe 15 injection oil/water separation tank 20 of moisture by remover 11 separation by being installed in place, 10 bottoms, washing chamber.The solution that separates in oil/water separation tank 20 is by pump 30 supply nozzles, so that the solution circulation.
But this traditional wet type scrubber that is used for waste gas exists because drainpipe is installed in the bottom of washing chamber so that waste gas is discharged the problem that the clean result in the remover is reduced by half by the space between remover and the bottom, washing chamber (the path b that is represented by the arrow of Fig. 5).And, because moisture discharges with such state: because moisture concentrated or that spray liquid is included in the waste gas is removed fully, so if for example the dry type washing facility of bag filter is installed in rear side, then there is another problem that need be used for removing other equipment of moisture from waste gas.
And oil/water separation tank that tradition is used for the wet type scrubber of waste gas comprises single cistern.Therefore, if be deposited on dust in oil/water separation tank or reactant, then exist because nozzle may be provided by the problem of the waste water of will frequently repairing and producing will provide other sewage treatment equipment to handle the sour gas washing time by the pump supply nozzle.
Summary of the invention
The present invention's imagination solves traditional foregoing problems that is used for the waste gas wet type scrubber.An object of the present invention is to provide a kind of washer of washing chamber's drain structure raising that can pass through to change from the removal efficient of dust, fog, moisture and the concentrate etc. of waste gas.
And another object of the present invention provides a kind of wet type scrubber that can prevent to produce waste water by the structure that changes oil/water separation tank and prevent the nozzle blockage in the washing chamber.
Technical scheme
The wet type scrubber that is used for waste gas according to the present invention comprises: wash the chamber, comprise inlet, waste gas is by its introducing, outlet, the waste gas of handling is by its outflow, and tap, be formed in its side surface the position of spaced apart certain distance that makes progress from its bottom, and the waste gas of being arranged to introduce by inlet is towards the outlet bottom horizontal flow sheet; Remover is arranged in and washes indoorly, is divided into entrance side space and outlet side space with the inside that will wash the chamber, is mounted to its bottom and is arranged on described tap below, and comprise a plurality of camber blades of the passage that is arranged to be formed for waste gas; Oil/water separation tank comprises a plurality of cisterns, to wash this liquid by transmitting in proper order by a plurality of cisterns from the liquid that tap receives; Nozzle is installed receiving the liquid from the final processing cistern of oil/water separation tank cistern, and with this spray liquid in the entrance side space of washing the chamber; Concentration basin is used for receiving the dirt that is deposited on oil/water separation tank and dirt is concentrated therein; And dehydrator, be used to receive concentrated dirt from concentration basin, with the dirt separation of residual liquid, the liquid that separates is supplied to the final processing cistern of oil/water separation tank from concentrating, and will be by separating the cake of sludge discharging that residual liquid obtains.
When plan was handled acid waste gas by wet type scrubber of the present invention, wet type scrubber can be washed sour gas, and by further comprising: the pH sensor is installed in oil/water separation tank; Alkali electroless medicine storage pool; The chemicals supply pump is connected to storage pool with alkali electroless drug supply oil/water separation tank; And controller, be used to receive the numerical value that records by the pH sensor, and if the numerical value of surveying in preset range, by operating chemical drug supply pump chemicals is supplied to final processing cistern.
Preferably, a plurality of blades of remover are arranged vertically, so that moisture or the dust removed from waste gas easily drop on the bottom of washing the chamber by gravity.And in order to improve the efficient of removing pollutant by remover, preferred a plurality of removers are arranged to be spaced from each other with predetermined space, and a plurality of nozzles are set, and at least one nozzle is installed between the remover.
Description of drawings
Fig. 1 is the explanatory view according to the wet type scrubber of embodiment of the present invention.
Fig. 2 is the explanatory view of the wet type scrubber of another embodiment according to the present invention.
Fig. 3 is the three-dimensional view of an example of the remover that uses in the wet type scrubber according to the present invention.
Fig. 4 has shown the various arrangement states of the nozzle in the wet type scrubber and remover according to the present invention.
Fig. 5 is the explanatory view of conventional wet type scrubber.
The brief description of reference marker in the accompanying drawing
10: washing chamber 11: remover
20: oil/water separation tank 50: concentration basin
70: dehydrator 80: the chemicals pond
The 81:pH sensor
The specific embodiment
Preferred implementation of the present invention is hereinafter described with reference to the accompanying drawings.
Fig. 1 is the explanatory view according to the wet type scrubber of embodiment of the present invention.
The wet type scrubber of this embodiment comprises and washes chamber 10 to have inlet 17, introduces waste gas by it, and has outlet 12, and the waste gas of processing is by its outflow; A pair of remover 11 is arranged in to wash and indoorly is divided into entrance side space and outlet side space with the inside that will wash the chamber; Oil/water separation tank 20 comprises a plurality of cisterns, is used to wash from washing the liquid that comprises dust etc. of chamber 10 dischargings; Concentration basin 50 is used for concentrating the dirt that is deposited on oil/water separation tank 20; With dehydrator 70, be used for the dirt separation of moisture from concentrating.In addition, the wet type scrubber of this embodiment comprises nozzle 18, installs spray liquid is advanced to wash in the entrance side space of chamber 10.
Erecting bed 14 is fixed on the bottom of washing chamber 10, makes remover and to wash 10 bottoms, chamber spaced apart with preset distance so that remover is mounted to.And, wash chamber 10 and be arranged to make by entering the mouth and 17 introduce and to wash the chamber waste gas level and flow, and remover 11 is vertically installed with respect to waste gas stream towards outlet 12.And be used to discharge and be collected in the tap 13 that washes the liquid on 10 bottoms, chamber and be formed on the position of washing on 10 sidewalls of chamber, it is corresponding to the height that is higher than remover 11 bottom level.And the drainpipe 15 that is used to clean is connected to the bottom of washing chamber 10, and is installed in the drainpipe 15 according to the valve 16 that the chamber of washing is used for closed row water pipe 15.
Being installed in the remover 11 that washes in the chamber 10 is arranged in to wash in the chamber 10 and is divided into entrance side space and outlet side space will wash chamber 10.Remover 11 is mounted to its bottom is installed on the erecting bed 14 of tap 13 belows setting, and except its bottom, the side surface of remover 11 closely contacts with the inner surface that washes chamber 10.Therefore, the moisture that separates from the waste gas by remover 11 flows to and is collected in the bottom of washing chamber 10, and the moisture of collection is discharged into the first cistern 20a of oil/water separation tank 20 by the drainpipe 19 that is connected to tap 13.Because the bottom of remover 11 is arranged on the below of tap 13, so water or chemical solution always fill up the bottom of a plurality of removers 11 and wash space between the bottom of chamber 10 so that waste gas can not pass through this space.Therefore, waste gas is always discharged by outlet 12 by the state that remover 11 is removed from waste gas with moisture.
Fig. 3 is the three-dimensional view that is used for according to the example of wet type scrubber remover of the present invention.With reference to Fig. 3, remover 11 comprises the upper board 11a of the handle that is installed on it, the framework 11d, the lower panel 11c that are used to hold a plurality of blade 11b and a plurality of a plurality of blade 11b that are installed in upper board 11a and the lower panel 11c.A plurality of blade 11b are arranged vertically, so that moisture or the dust removed from waste gas drop on the bottom of washing chamber 10 owing to gravity.And each blade 11b is bending so that particulate can be removed by the flow direction of direct exhaust.And the installation groove 11c-1 that installation blade 11b is installed on wherein is formed among upper board 11a and the lower panel 11c.
Fig. 4 has shown the various arrangement states of the nozzle in the wet type scrubber and remover according to the present invention.Nozzle 18 can be installed (opposite with those nozzles shown in Fig. 1) and become the downstream direction (indicated by the arrow direction) of the spray liquid direction of the nozzle as shown in Fig. 4 a towards waste gas stream, paired nozzle 18 can be mounted to its spray direction as shown in Fig. 4 b toward each other, or nozzle can be installed between a plurality of removers 11 as shown in Fig. 4 c.
Dust or the moisture removed by remover 11 inject in the first cistern 20a of oil/water separation tank 20 by the tap that washes chamber 10.Oil/water separation tank 20 comprises a plurality of cistern 20a to 20f, and its part wall is formed with perforation, so that supernatant and following clear liquid alternately flow to adjacent cistern by perforation so that the dirt deposition from a cistern.Therefore for example the particulate of dust all is deposited in the middle cistern, so that the supernatant of the cleaning of washing can flow out from final cistern 20f.Pump 30 is connected to final cistern 20f by pipeline 31, and pump is installed in the nozzle 18 that washes in the chamber 10 with the water of washing or the solution supply of washing.Therefore, prevent that nozzle 18 from getting clogged.
Be used to discharge the gravity line pump of deposit dirt or the bottom that pump 40 is connected to each tank of oil/water separation tank 20.Under the situation of pump 40, pump is drawn dirt and is sent to concentration basin 50.The dirt that concentrates in concentration basin 50 is transported to dehydrator 70 by the pump 60 that is connected to pipeline 61.Dehydrator 70 from dirt separation, and is transported to the final cistern 20f of oil/water separation tank 20 with it with residual liquid, and discharges pending cake of sludge separately.The reference marker 90 that does not also have to describe is drawn waste gas and is passed through the hair-dryer of chimney 100 with its discharge for being used to.
The wet type scrubber that is used for waste gas according to this embodiment is preferably used the industrial site that discharges a large amount of dusts therein.In this case, preferably make water as liquid from nozzles spray.In the wet type scrubber of this embodiment, contain the whole waste gas process removers that spray moisture, discharge by outlet with moisture then from the state that waste gas is removed, prevent that thus moisture excessively runs off.Therefore need to replenish the solution that sprays hardly.
And, in the wet type scrubber of this embodiment, because the nozzle blockage that dirt causes prevents by fully sewage being washed in oil/water separation tank.And, because the sewage concentrated and discharging with the form of bulk respectively, and solution is recycled and utilization again, does not therefore have discharge of wastewater, and the result contributes to environmental protection.
Fig. 2 is the explanatory view of the wet type scrubber of another embodiment according to the present invention.
To be according to the wet type scrubber that is used for waste gas of present embodiment and the difference of the wet type scrubber that is used for waste gas shown in Fig. 1, to wash the acid waste gas in the chamber 10 in order neutralizing, it also comprises the device that sprays alkaline solution by nozzle 18.
For example, under the acid waste gas situation, waste gas comprises SOx, NOx, HCl and/or other harmful substances.In order to handle acid waste gas by wet type scrubber, by the alkali electroless medicine is sprayed on waste gas so that the alkali electroless medicine form with waste gas contact in and acid waste gas, and by make waste gas through remover with moisture and dust removal.Though calcium base (Ca (OH)
2, CaO and CaCO
3) solution and sodium base (NaHCO
3, NaOH and Na
2CO
3) solution can be used as the alkali electroless medicine, but the preferred sodium based sols that uses, because compare with the sodium based sols, when using the calcium based sols, reactant has low solubility, the result forms a large amount of incrustation scales owing to being deposited in the reactor.
If in procedure for wet processing NaOH (NaOH) is used as chemicals, acid waste gas is according to 1 to 4 neutralization of following reaction equation.Though in procedure for wet processing, be easy to remove the sulfur dioxide or the hydrogen chloride that easily are dissolved in water or the alkaline solution, but in procedure for wet processing, be difficult to remove NO, dioxin (dioxin) and other pernicious gases that is difficult for being dissolved in water or the alkaline solution, but former state is discharged.Thereby, need other processing procedure.By removing dust with the sodium hydroxide solution droplet inertia bump of nozzles spray from wash the chamber or by the interception of drop particulate, and when the time through remover, fine particles is because Brownian movement and other gravity, electric power etc. produce diffusion, by removing with the collision of drop.
SO
2+2NaOH→Na
2SO
3+H
2O
SO
2+NaOH→NaHSO
3
HCl+2NaOH→NaCl+H
2O
Reaction equation 4
NO+2NaOH+1/2O
2→Na
2(NO
3)
2
Parts except the washer shown in Fig. 1, the wet type scrubber that is used for waste gas according to present embodiment comprises that also the NaOH (NaOH) that is used for having the pH value of correct adjusting joins the device of waiting to spray solution, with in and acid waste gas and remove the particulates emission thing for example be included in the dust in the waste gas.That is chemicals supply pump 83 and pipeline 82 and 84 that, the wet type scrubber of present embodiment also comprises the chemicals storage pool 80 that is used for storing therein the alkali electroless medicine, the pH sensor 81 of the cistern 20f that is installed in oil/water separation tank 20 and the chemicals that is used for being stored in chemicals storage pool 80 are fed to cistern 20f.And, though do not show among Fig. 2 that the wet type scrubber of this embodiment also comprises controller, be used to receive the numerical value of measuring by pH sensor 81, if and the numerical value of surveying in preset range, by operating chemical drug supply pump chemicals is fed to final processing cistern 20f.Usually, programmable logic controller (PLC) (PLC) or all-purpose computer can be used as controller.
Below the operation that is used for the wet type scrubber of waste gas according to present embodiment will be described.
The pipeline that is used to transmit waste gas is connected to the inlet 17 that washes chamber 10, and operation hair-dryer 90, wash chamber 10 so that waste gas can be introduced by the inlet 17 that washes chamber 10.The waste gas of introducing is by reaction neutralizes according to reaction equation 1-4 with the alkali electroless medicine dissolving solution wherein that sprays from nozzle 18.The waste gas of neutralization is through remover 11, and wherein dust or moisture are removed from waste gas, discharges by outlet 12 then.By remover 11 remove be included in the dust in the waste gas, salt, moisture and the concentrate of neutralization is collected on the bottom of washing chamber 10.Chemicals dissolving solution wherein always is filled in the bottom of a plurality of removers 11 and washes between the bottom of chamber 10, so that waste gas can not transmit through this space.Therefore, waste gas is always discharged from exporting 12 from the state that waste gas is removed through remover 11 with dust or moisture.Flow to and be collected in the moisture that washes on 10 bottoms, chamber and be discharged into the first cistern 20a of oil/water separation tank 20 by the drainpipe 19 that is connected to tap 13.When the solution order was washed in oil/water separation tank 20, the dust and the reacting salt that are included in the solution were deposited on the bottom of oil/water separation tank 20.The dirt that is deposited on the bottom of oil/water separation tank 20 is transported to concentration basin 50 by pump 40, and dirt concentrates in concentration basin.The dirt that concentrates dewaters in dehydrator 70, then with cake of sludge discharging and processing.The solution of collecting by dewatering in dehydrator 70 is transported to oil/water separation tank 20 and is utilizing therein.If the numerical value of measuring by the pH sensor 81 that is installed in oil/water separation tank 20 places departs from preset range, controller (not shown) process pump 83 is so that the chemicals that is stored in the pond 80 can supply to oil/water separation tank 20.
Industrial usability
In the wet type scrubber that is used for waste gas according to the present invention, tap is formed on to be higher than and is installed in the position of washing the bottom of remover in the chamber, so that the moisture of waste gas and dust can more effectively be removed.And the solution that comprises the dust of removing from waste gas washs the oil/water separation tank that comprises a plurality of processing cisterns, prevents that thus nozzle from getting clogged.And the residual liquid that is included in from the dirt of oil/water separation tank discharging separates and then utilization by dehydrator.Thereby waste water is discharging not, and the result contributes to environmental protection.
It should be understood that technical spirit of the present invention is without limits in top description and embodiment of the present invention illustrated in the accompanying drawings.Scope of the present invention should be only defined by the appended claims.It will be apparent for a person skilled in the art that and to make various improvement and change to it and drop in the technical spirit of the present invention.Therefore, as long as it is conspicuous for those skilled in the art, described improvement and change will fall within the scope of the invention.
Claims (4)
1. wet type scrubber that is used for waste gas comprises:
Wash the chamber, comprising: inlet, introduce waste gas by it; Outlet is by the waste gas outflow of its processing; And tap, being formed in its side surface and the make progress position of spaced apart certain distance, its bottom, the described chamber of washing is arranged to make the waste gas horizontal flow of introducing by described inlet to described outlet;
Remover is arranged in and describedly washes indoorly the described chamber of washing being divided into entrance side space and outlet side space, and comprises a plurality of camber blades of the passage that is arranged to form waste gas, and described remover is mounted to the below that its bottom is arranged on described tap;
Oil/water separation tank comprises a plurality of cisterns, by washing this liquid through described a plurality of cisterns in proper order from the liquid that described tap receives;
Nozzle is installed the liquid receive from the final processing cistern of the described cistern of described oil/water separation tank, and with described spray liquid in the described entrance side space of washing the chamber;
Concentration basin is used for receiving the dirt that is deposited on described oil/water separation tank, and described dirt is concentrated therein; With
Dehydrator is used to receive the concentrated dirt from described concentration basin, with the dirt separation of residual liquid from concentrating, the liquid that separates is supplied with the final processing cistern of described oil/water separation tank, and will be by separating the cake of sludge discharging that residual liquid obtains.
2. wet type scrubber according to claim 1, wherein
Described waste gas is acid waste gas, and
Described wet type scrubber also comprises: the pH sensor is installed in oil/water separation tank; Alkali electroless medicine storage pool; The chemicals supply pump is connected to described storage pool the alkali electroless drug supply is arrived described oil/water separation tank; And controller, be used to receive numerical value by the pH sensor measurement, and if described measurement numerical value in preset range, by operating described chemicals supply pump described chemicals is supplied to final processing cistern.
3. wet type scrubber according to claim 1 and 2, wherein
Described a plurality of blades of described remover are arranged vertically, so that moisture of removing from described waste gas or dust drop on the described bottom of washing the chamber by gravity.
4. wet type scrubber according to claim 3, wherein
Be provided with a plurality of removers, and be mounted to predetermined space and be spaced from each other, a plurality of nozzles also are set, and at least one described nozzle is installed between the described remover.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050026074A KR100613264B1 (en) | 2005-03-29 | 2005-03-29 | Wet type scrubber for exhaust gas |
| KR1020050026074 | 2005-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101155625A true CN101155625A (en) | 2008-04-02 |
Family
ID=37053543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005800492931A Pending CN101155625A (en) | 2005-03-29 | 2005-09-29 | Wet type scrubber for exhaust gas |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20090113881A1 (en) |
| EP (1) | EP1866060A1 (en) |
| JP (1) | JP2008534263A (en) |
| KR (1) | KR100613264B1 (en) |
| CN (1) | CN101155625A (en) |
| WO (1) | WO2006104304A1 (en) |
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| US8894748B2 (en) * | 2012-08-21 | 2014-11-25 | Alcoa Inc. | Systems and methods for removing particulate matter from a gas stream |
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| KR101999165B1 (en) * | 2019-03-25 | 2019-07-12 | 주식회사 대승엔지니어링 | Chemical solution cleaning device using advanced oxidation process |
| CN112915683A (en) * | 2020-12-30 | 2021-06-08 | 安徽华塑股份有限公司 | Efficient carbide slag dust removing device |
| KR102378807B1 (en) * | 2021-07-05 | 2022-03-25 | 서번산업엔지니어링 주식회사 | Combustible gas cleaning system |
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| CH564964A5 (en) * | 1973-05-14 | 1975-08-15 | Ciba Geigy Ag | |
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| US4374813A (en) * | 1980-05-14 | 1983-02-22 | Koch Engineering Company, Inc. | Reverse-jet scrubber apparatus and method |
| JPS6025531A (en) * | 1983-07-21 | 1985-02-08 | Hitachi Zosen Corp | Dry purification of exhaust gas |
| US5123936A (en) * | 1991-05-20 | 1992-06-23 | Pmc, Inc. | Process and apparatus for the removal of fine particulate matter and vapors from process exhaust air stream |
| JP2518576B2 (en) * | 1991-11-08 | 1996-07-24 | 株式会社プランテック | Control method of bag filter device |
| JPH10192649A (en) * | 1996-11-18 | 1998-07-28 | Mitsubishi Heavy Ind Ltd | Treatment of exhaust gas |
| KR100252809B1 (en) * | 1997-07-14 | 2000-04-15 | 박현수 | Filtering device for gas and particle-type pollutants |
| KR100287286B1 (en) * | 1998-11-17 | 2001-04-16 | 신승근 | System and method for removing dust and desulfurizing of flue gas during steelmaking and combustion of bunker-c oil |
| TW539829B (en) * | 2000-05-19 | 2003-07-01 | Kobe Strrl Ltd | Processing method for high-temperature exhaust gas |
| WO2004099678A2 (en) * | 2003-03-26 | 2004-11-18 | Dai Sung Environment Engineering Co., Ltd. | Drying type air purifying device with moisturing mist eliminator |
| KR100530770B1 (en) * | 2003-03-26 | 2005-11-28 | (주)대성공영환경 | 1'st MIST ELIMINATOR 2'nd DRY-TYPE PURIFICATION FACILITY OF DISCHARGED GAS |
-
2005
- 2005-03-29 KR KR1020050026074A patent/KR100613264B1/en not_active IP Right Cessation
- 2005-09-29 CN CNA2005800492931A patent/CN101155625A/en active Pending
- 2005-09-29 WO PCT/KR2005/003233 patent/WO2006104304A1/en active Application Filing
- 2005-09-29 EP EP05856403A patent/EP1866060A1/en not_active Withdrawn
- 2005-09-29 JP JP2008503925A patent/JP2008534263A/en active Pending
-
2007
- 2007-09-28 US US11/864,833 patent/US20090113881A1/en not_active Abandoned
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252769A (en) * | 2017-12-13 | 2018-07-06 | 江苏大学 | A kind of device that biodiesel burning particles is accelerated to bond |
| CN113302383A (en) * | 2019-01-02 | 2021-08-24 | 韩国造船海洋株式会社 | Exhaust gas treatment device and ship provided with same |
| CN113302383B (en) * | 2019-01-02 | 2023-02-28 | 韩国造船海洋株式会社 | Exhaust gas treatment device and ship provided with same |
| CN118122070A (en) * | 2024-04-18 | 2024-06-04 | 日照中大建筑工程有限公司 | Environment-friendly dust removal device for building construction and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1866060A1 (en) | 2007-12-19 |
| US20090113881A1 (en) | 2009-05-07 |
| KR100613264B1 (en) | 2006-08-21 |
| WO2006104304A1 (en) | 2006-10-05 |
| JP2008534263A (en) | 2008-08-28 |
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