CN101353166B - Carbon dioxide gas recovery apparatus - Google Patents
Carbon dioxide gas recovery apparatus Download PDFInfo
- Publication number
- CN101353166B CN101353166B CN200810134058XA CN200810134058A CN101353166B CN 101353166 B CN101353166 B CN 101353166B CN 200810134058X A CN200810134058X A CN 200810134058XA CN 200810134058 A CN200810134058 A CN 200810134058A CN 101353166 B CN101353166 B CN 101353166B
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- Prior art keywords
- carbon dioxide
- dioxide gas
- water
- mentioned
- circulation line
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
Abstract
The invention provides a carbon dioxide gas recovery device. Seeing from the viewpoint of controlling climate warming process, the demand for obtaining a useful device with low energy consumption and absorbing at high efficiency and recovering carbon dioxide gas gradually rises. The carbon dioxide gas recovering device in the invention is composed by a reaction groove having filter leading sprayjet of calcium carbonate water solution provided at upper part of air entry comprising carbon dioxide gas discharging gas and receiving the water ejected from the sprayjet, a recovering groove filled with calcium carbonate separator flowing the calcium carbonate treating fluid and the liquid being kept in the same level with the reaction groove, and a circulation loop circulating the calcium carbonate water solution provided between the recovering groove and the sprayjet. The carbon dioxide gas recovering device is composed by a reaction groove having filter leading sprayjet of calcium carbonate water solution provided at upper part of air entry comprising carbon dioxide gas discharging gas and receiving the water ejected from the sprayjet, a recovering groove filled with calcium carbonate separator flowing the calcium carbonate treating fluid and the liquid being kept in the same level with the reaction groove, and a circulation loop circulating the calcium carbonate water solution provided between the recovering groove and the sprayjet.
Description
Technical field
The present invention is a kind of device that reclaims the carbon dioxide that contains in the exhaust that relates to, particularly with the carbon dioxide gas recovery apparatus of airborne carbonic acid gas with the form recovery of lime carbonate.
Background technology
Before, for absorbing or remove the carbon dioxide that contains in the carbon dioxide that causes the greenhouse effects of the earth reason and the factory's exhaust, the Japanese documentation spy opens that flat 10-230131 communique has proposed to make calcium hydroxide (Ca (OH) 2) aqueous solution and carbon dioxide be reacted into lime carbonate (CaCO3) back and the scheme that reclaims.Promptly this communique proposes to make calcium hydroxide aqueous solution to be under the lamelliform Continuous Flow or becomes the film like aproll that circulates.Patent documentation 1: the Japanese documentation spy opens flat 10-230131.
Summary of the invention
Above-mentioned bulletin only proposes to make calcium hydroxide aqueous solution to be under the lamelliform Continuous Flow or becomes the film like aproll that circulates, and is not mentioned to fully specifically which type of device to carry out the less energy-consumption reaction with and absorb, and also fails practicability.
In view of the above-mentioned sodium hydroxide that uses before reclaims the present situation of carbon dioxide gas body method, the objective of the invention is to obtain a kind of idea from the control climate warming, and the day by day surging actual device that can the low energy consumption high-efficiency rate absorbs and reclaim carbon dioxide of demand.
The objective of the invention is so to realize: carbon dioxide gas recovery apparatus of the present invention is by reactive tank, accumulator tank, and circulation line constitutes, reactive tank is equipped with the mouth spray of top configuration calcium hydroxide aqueous solution that contains the suction opening of carbon dioxide vent gas in importing, and by the strainer of accepting this mouth spray ejection water, contain the bottom inflow accumulator tank of the treatment solution of lime carbonate from this reactive tank, and liquid level can remain on same level at the inner liquid level with this reactive tank of accumulator tank, the lime carbonate separator is housed in the accumulator tank, circulation line is arranged between this accumulator tank and the aforesaid mouth spray, makes the calcium hydroxide aqueous solution circulation.
According to the present invention, carbon dioxide and calcium hydroxide are effectively reacted, remove or the treatment solution that absorbed lime carbonate has obtained recirculation at reactive tank by accumulator tank 2, realize the absorption of effective and less energy-consumption and removed carbon dioxide, it is stable to obtain a kind of function simultaneously, simple carbon dioxide gas recovery apparatus such as maintenance management and cleaning.
Description of drawings
Fig. 1 is all pie graphs of carbon dioxide gas recovery apparatus of the present invention.
Description of reference numerals
1. reactive tank
2. accumulator tank
3. circulation line
4. slope guide plate
5. exhaust imports the chamber
6. remove moist chamber
8. mouth spray
9. strainer
Embodiment
Explanation about following desirable embodiment of the present invention:
1. the described carbon dioxide gas recovery apparatus of claim 1 has: the upper space of the inter-process liquid of above-mentioned reactive tank is separated out exhaust with slope guide plate and imports chamber 5 and remove moist chamber, the slope guide plate bottom ends at the top of the treatment solution water surface, this place is equipped with the reactive force water wheels, give these water wheels with rotary power by above-mentioned circulation line ramose retroaction jet flow water, discharge the separator of handling back air dewetting except that being equipped with in the moist chamber what the air after handling was discharged.
2. have according to claim 1 or the described carbon dioxide gas recovery apparatus of claim 2: but the dirty end of the recycle pump of above-mentioned circulation line connects the mixed pipe line of combined lime water or sour water according to demand, and this recycle pump upper reaches end connects according to demand can clean the clean pipeline that water imports circulation line.
3. have according to claim 1 or claim 2 or the described carbon dioxide gas recovery apparatus of claim 3: above-mentioned according to demand circulation line can be set up the pressurized air that pressurized air is pressed in above-mentioned accumulator tank bottom and the circulation line and import pipeline.
4. have according to claim 3 or the described carbon dioxide gas recovery apparatus of claim 4: dispose and can be directly will clean the auxiliary line that comes out from above-mentioned clean line branching that water imports the reactive tank internal space.
Embodiment 1
Followingly describe embodiments of the invention in detail according to Fig. 1.
Reference numeral 1 among Fig. 1: the carbonic acid gas in the reaction factory discharge gas and the reactive tank of lime carbonate; Reference numeral 2: the accumulator tank of removing or absorbed the lime carbonate of treatment solution; Reference numeral 3: make the treatment solution removed behind the calcium hydroxide circulation line in reactive tank recirculation.
Describe in detail:
The suction opening 1a place of reactive tank 1 enters the factory's emission gases that contains carbonic acid gas, sucks and discharge through dehumidifying and pH value is adjusted purifies air from the venting port 1b of this reactive tank 1 of connecting fan F.
The inside of above-mentioned reactive tank 1, being separated out exhaust by slope guide plate 4 at upper space imports chamber 5 and removes moist chamber 6, the top that the exhaust that is connected with suction opening 1a imports chamber 5 disposes the mouth spray 8 that sprays calcium hydroxide aqueous solution, and set up the injection water of accepting mouth spray 8 and promote carbon dioxide and the strainer of calcium hydroxide reaction 9 in the short transverse middle part that above-mentioned exhaust imports chamber 5, above-mentioned slope guide plate 4 bottoms end at the top that exhaust imports the treatment solution waters surface below the chamber 5.Prolong Fig. 1 paper right angle orientation between the bottom of slope guide plate 4 and the treatment solution water surface and be provided with reactive force water wheels 11.Give the rotation of water wheels 11 by following circulation line 3 ramose reactive force jet flow water 12, the exhaust gas that exhaust imports in the chamber 5 enters except that moist chamber 6.In addition, the inside of removing moist chamber 6 up and down two layers be divided into by a separator 14 and second separator 16.Be provided with the adjustment nozzle 17 that to adjust the exhaust pH value between this a separator 14 and the second separator 16 according to demand.Therefore, obtain the adjusted exhaust of acidic value the time, dehumidified and discharged by venting port 1b by second separator 16 by the spraying of adjusting nozzle 17.The horizontal W.L of the treatment solution water surface in the above-mentioned in addition reactive tank 1 maintains certain height by electric pole type level sensor 19.
Connect by intermediate duct 21 between the lower space of above-mentioned reactive tank 1 and the above-mentioned accumulator tank 2 short transverse pars intermedias,, make the treatment solution in reactive tank 1 lower space enter accumulator tank 2 by this intermediate duct 21.The inside of accumulator tank 2 is equipped with the separator 22 that separates lime carbonate, and the lime carbonate in the treatment solution is collected by this separator 22.Accumulator tank 2 inside are provided with can limit treatment solution mobile number piece traverse baffle 23,24,25.In addition, the bottom of above-mentioned accumulator tank 2 is connected with water shoot 27, the internal gathering of accumulator tank 2 to lime carbonate liquid be discharged from by this water shoot 27 after, can sneak into and carry out refuse reclamation etc. in the cement.
Inner liquid level remains between the above-mentioned accumulator tank 2 and reactive tank 1 of same level, be provided with the top that an end is connected accumulator tank 2, the other end is connected the circulation line 3 of above-mentioned mouth spray 8, recycle pump 29 is equipped with in the middle part of this circulation line 3, and the treatment solution in the accumulator tank 2 enters reactive tank 1 by this circulation line 3 and circulates.
Be connected with the mixed pipe line 31 that is positioned at recycle pump 29 dirty ends at circulation line 3 in addition, as required can be from lime water pot 33 or acid water pot 34 with acidic cleaner force feeds such as calcium hydroxide aqueous solution or acetic acid to mixed pipe line 31.
Above-mentioned circulation line 3 is connected with the detergent line 35 that is positioned at recycle pump 29 upper reaches ends, flows into circulation line 3 for the rinse water of water store tank 36 when cleaning by this detergent line 35.This circulation line 3 is connected with the 1st auxiliary line 37, from the 1st auxiliary line 37 that is connected with above-mentioned adjustment nozzle 17 rinse water is sent into except that in the moist chamber 6.In addition, the rinse water of cleaning the water source imported on the water service pipe 45 to water store tank 36 be connected with auxiliary line 38, this auxiliary line 38 is connected with the lower space of above-mentioned reactive tank 1 also and directly rinse water is imported in this reactive tank 1.
In addition, import pipeline 41 by above-mentioned accumulator tank 2 bottoms and bypass tube 43 with compressed air source one end bonded pressurized air, can be when cleaning with the pressurized air force feed to recycle pump 29 upper reaches ends.That is, the effect that pressurized air imports pipeline 41 is: when cleaning reaction groove 1, accumulator tank 2, circulation line 3, spumescence pressurized air is imported its inside, make it to produce cavitation effect and make in the groove and in the pipe dirt settling calcium hydroxide etc. come off.
Be connected with bypass tube 43 between above-mentioned intermediate duct 21 and the circulation line 3, only can be irrelevant during cleaning reaction groove 1 with accumulator tank 2, shorten the wash cycles water routes by this bypass tube 43.
About the Reference numeral among Fig. 1 51 to 56 is the manual work that some can be as required or the T-valve or the two-port valve of electromagnetism action.Its function is in the back narration.
About the structure of diagram carbon dioxide gas recovery apparatus as mentioned above, during relevant running usually, during whole the cleaning and the action of part when cleaning as described below.
When turning round usually:
The rotation of the magnetism of fan F and reactive force water wheels 11 makes the exhaust that contains carbon dioxide enter in the reactive tank 1 from suction opening 1a.Promptly calcium hydroxide from the treatment solution of mouth spray 8 ejections and carbon dioxide react in exhaust importing chamber 5, this exhaust imports the calcium hydroxide aqueous solution of being supplied with by circulation line 3 in the chamber 5 and intersperses among in the importing gas by mouth spray 8, and the time by strainer 9, because the increase of its contact area, promote the reaction of calcium hydroxide and carbon dioxide, the reacted treatment solution that contains lime carbonate drips from strainer 9, rests on reactive tank 1 bottom.
The treatment solution that rests on reactive tank 1 bottom is recycled recycle pump 29 attractions of pipeline 3, enters accumulator tank 2 by intermediate duct 21, gets back to recycle pump 29 upper reaches ends after by these accumulator tank 2 inside.At this moment, remove at the lime carbonate that the separatory separator of the lime carbonate of accumulator tank 2 inside 22 contains in treatment solution, the tiny precipitation of calcium carbonate do not collected of separator 22 and regularly or is irregularly discharged these throw outs by water shoot 27 in accumulator tank 2 simultaneously.
Flow into circulation line 3 via the treatment solution of accumulator tank 2 from the top of accumulator tank 2, exert pressure by recycle pump 29 and to get back to reactive tank 1 once more, and under the PH inductor block that install reactive tank 1 bottom is controlled, from lime water pot 33 calcium hydroxide is added the circular treatment liquid, and make the calcium hydroxide in the treatment solution remain on certain state.
In addition, exhaust by strainer 9 is turned round by reactive force water wheels 11, contact with the treatment solution that rests on reactive tank 1 lower space, lime carbonate that wherein contains and other foreign material are eliminated, and when this exhaust arrived dehumidifying chamber 6, residual carbon dioxide gas wherein was by a separator 14 time, remove by the rinse water that the mouth spray 8 that is provided with the PH inductor block scatters, afterwards, the superfluous water in this exhaust is further removed by second separator 16, finally is discharged in the atmosphere by venting port 1b.
During whole the cleaning:
When cleaning beginning, the air damper of suction opening 1a and venting port 1b is in closing condition, calcium hydroxide by lime water pot 33 effusive supply circulation lines 3 is in halted state, the agency's is the sour water inflow circulation line 3 of acid water pot 34, is contained the treatment solution of sour water by mouth spray 8 sprays.Thus, in circulation line 3 pipelines that have acidic treatment liquid to flow through, in the face and intermediate duct 21 pipes of the strainer 9 of reactive tank 1, slope guide plate 4, reactive force water wheels 11, the dirt settlings such as lime carbonate on lime carbonate separator 22 and traverse baffle 23,24,25 surfaces are melted, and are removed by water shoot 27 drainages by wash cycles water.In this acid cleaning process, pressurized air is imported pipeline 41 force feeds to accumulator tank 2 bottoms and circulation line 3 from pressurized air, the cavitation effect that spumescence pressurized air produces comes off the dirt settling in accumulator tank 2 and the circulation line 3, reaches cleaning performance.Afterwards, switch three-way valve 56 enters circulation line 3 and mouth spray 8 for the rinse water of water store tank 36, enters reactive tank 1 lower space from water service pipe 45 and finishes cleaning.
When part is cleaned:
Only during cleaning reaction groove 1, the switching by T- valve 56,54 makes the treatment solution of intermediate duct 21 enter the upper reaches end of recycle pump 29 along bypass tube 43.The result can make the treatment solution in the reactive tank 1 be in recurrent state by the effect of bypass tube 43 and circulation line 3, reaches the only purpose of cleaning reaction groove 1.
When only cleaning accumulator tank 2, by the switching of T-valve 56, the rinse water in the circulation line 3 is provided by intermediate duct 21, cleans the water route by the closed cycle that circulation line 3, intermediate duct 21 and accumulator tank 2 constitute, and reaches the purpose of only cleaning accumulator tank 2.
The possibility of industrialization
The invention described above embodiment has illustrated and this carbon dioxide gas recovery apparatus can have been used in factory's exhaust-gas disposal, carbon dioxide gas recovery apparatus of the present invention in addition also can be used in the many occasions of inflammableness dust such as rubber, carbon powder, colliery and use as air-treating unit, also can be used as vehicle with in the tunnel and vulcanicity gas such as volcanic ash the air-purification unit use in many places takes place.
Claims (7)
1. carbon dioxide gas recovery apparatus, the feature of this device is: constitutes by reactive tank, accumulator tank and circulation line,
Reactive tank be equipped with importing contain the carbon dioxide vent gas suction opening top configuration calcium hydroxide aqueous solution mouth spray and by the strainer of accepting this mouth spray ejection water,
The treatment solution that contains lime carbonate flows into accumulator tank from the bottom of this reactive tank, and liquid level remains on same level at the inner liquid level with this reactive tank of accumulator tank, and the lime carbonate separator is housed in the accumulator tank,
Circulation line is arranged between this accumulator tank and the aforesaid mouth spray, makes the calcium hydroxide aqueous solution circulation.
2. carbon dioxide gas recovery apparatus according to claim 1, it is characterized in that: the upper space of the inter-process liquid of above-mentioned reactive tank is separated out exhaust with slope guide plate and imports the chamber and remove moist chamber, the slope guide plate bottom ends at the top of handling liquid level, the lower end of slope guide plate is equipped with the reactive force water wheels, give these water wheels with rotary power by above-mentioned circulation line ramose retroaction jet flow water, above-mentioned removing in the moist chamber is equipped with the air dewetting separator that evacuating air is dehumidified, and handles the back air and discharges from the above-mentioned moist chamber that removes.
3. carbon dioxide gas recovery apparatus according to claim 1, it is characterized in that: but the dirty end of the recycle pump of above-mentioned circulation line connects the mixed pipe line of combined lime water or sour water according to demand, and this recycle pump upper reaches end connects according to demand can clean the clean pipeline that water imports circulation line.
4. carbon dioxide gas recovery apparatus according to claim 2, it is characterized in that: but the dirty end of the recycle pump of above-mentioned circulation line connects the mixed pipe line of combined lime water or sour water according to demand, and this recycle pump upper reaches end connects according to demand can clean the clean pipeline that water imports circulation line.
5. according to each described carbon dioxide gas recovery apparatus in the claim 1 to 4, it is characterized in that: above-mentioned according to demand circulation line can be set up the pressurized air that pressurized air is pressed in above-mentioned accumulator tank bottom and the circulation line and import pipeline.
6. according to claim 3 or the described carbon dioxide gas recovery apparatus of claim 4, it is characterized in that: dispose and can be directly will clean the auxiliary line that comes out from above-mentioned clean line branching that water imports the reactive tank internal space.
7. carbon dioxide gas recovery apparatus according to claim 5 is characterized in that: dispose and can be directly will clean the auxiliary line that comes out from above-mentioned clean line branching that water imports the reactive tank internal space.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-194402 | 2007-07-26 | ||
| JP2007194402A JP5115923B2 (en) | 2007-07-26 | 2007-07-26 | Carbon dioxide gas recovery device |
| JP2007194402 | 2007-07-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101353166A CN101353166A (en) | 2009-01-28 |
| CN101353166B true CN101353166B (en) | 2011-12-28 |
Family
ID=40306226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810134058XA Expired - Fee Related CN101353166B (en) | 2007-07-26 | 2008-07-24 | Carbon dioxide gas recovery apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5115923B2 (en) |
| CN (1) | CN101353166B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2476478A1 (en) * | 2011-01-12 | 2012-07-18 | Lafarge | Process for carbon dioxide removal from a gas by contacting it with a solid |
| KR101395796B1 (en) * | 2012-01-06 | 2014-05-19 | 주식회사 포스코 | Carbonation device and method of carbonation using the same |
| JP5994764B2 (en) * | 2013-11-13 | 2016-09-21 | Ｊｆｅスチール株式会社 | Apparatus and method for spraying lime slurry on inner surface of slag pot |
| CN104587819A (en) * | 2015-01-06 | 2015-05-06 | 上海交通大学 | Fixing method of carbon dioxide in flue gas of municipal solid waste incinerator |
| CN108543817B (en) * | 2018-05-31 | 2024-04-16 | 中铝铝箔有限公司 | Rolling mill |
| CN115282753A (en) * | 2022-07-08 | 2022-11-04 | 烟台龙源电力技术股份有限公司 | Ship exhaust gas desulfurization, denitrification and dust removal integrated device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2145065Y (en) * | 1992-12-15 | 1993-11-03 | 徐玉庆 | Tower type waste gas or steam purifying recovery apparatus |
| US20070217981A1 (en) * | 2006-03-15 | 2007-09-20 | Van Essendelft Dirk T | Processes and systems for the sequestration of carbon dioxide utilizing effluent streams |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04271809A (en) * | 1991-02-27 | 1992-09-28 | Mitsubishi Heavy Ind Ltd | Carbon dioxide absorber |
| JPH08131768A (en) * | 1994-11-11 | 1996-05-28 | Yashima Kogyo Kk | Method for removing carbon dioxide and black smoke in combustion gas |
| JP3783162B2 (en) * | 2003-06-16 | 2006-06-07 | 滿 小澤 | Steam catcher |
| JP2005211878A (en) * | 2004-02-02 | 2005-08-11 | Takuma Co Ltd | Method and apparatus for removing carbon dioxide in exhaust gas |
| JP2005221150A (en) * | 2004-02-05 | 2005-08-18 | Bussan Nanotech Research Institute Inc | Waste gas treatment device for carbon fiber manufacturing device by vapor-phase method |
-
2007
- 2007-07-26 JP JP2007194402A patent/JP5115923B2/en not_active Expired - Fee Related
-
2008
- 2008-07-24 CN CN200810134058XA patent/CN101353166B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2145065Y (en) * | 1992-12-15 | 1993-11-03 | 徐玉庆 | Tower type waste gas or steam purifying recovery apparatus |
| US20070217981A1 (en) * | 2006-03-15 | 2007-09-20 | Van Essendelft Dirk T | Processes and systems for the sequestration of carbon dioxide utilizing effluent streams |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009028622A (en) | 2009-02-12 |
| JP5115923B2 (en) | 2013-01-09 |
| CN101353166A (en) | 2009-01-28 |
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| SE01 | Entry into force of request for substantive examination | ||
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Granted publication date: 20111228 Termination date: 20130724 |