DE2641259A1 - Gas scrubber with integral oxidn. and settlement section - employing chemical absorption pipes discharging below liq. level - Google Patents
Gas scrubber with integral oxidn. and settlement section - employing chemical absorption pipes discharging below liq. levelInfo
- Publication number
- DE2641259A1 DE2641259A1 DE19762641259 DE2641259A DE2641259A1 DE 2641259 A1 DE2641259 A1 DE 2641259A1 DE 19762641259 DE19762641259 DE 19762641259 DE 2641259 A DE2641259 A DE 2641259A DE 2641259 A1 DE2641259 A1 DE 2641259A1
- Authority
- DE
- Germany
- Prior art keywords
- oxidn
- gas
- oxidation
- level
- scrubbing 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.)
- Withdrawn
Links
- 239000000126 substance Substances 0.000 title claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 title abstract description 5
- 238000007599 discharging Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000003647 oxidation Effects 0.000 claims description 20
- 238000007254 oxidation reaction Methods 0.000 claims description 20
- 238000005201 scrubbing Methods 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 6
- 239000000920 calcium hydroxide Substances 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 6
- 238000007654 immersion Methods 0.000 claims description 4
- 239000003344 environmental pollutant Substances 0.000 claims description 3
- 231100000719 pollutant Toxicity 0.000 claims description 3
- 210000000436 anus Anatomy 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 18
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000005054 agglomeration Methods 0.000 abstract description 2
- 230000002776 aggregation Effects 0.000 abstract description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract 3
- 239000012535 impurity Substances 0.000 abstract 2
- 239000002002 slurry Substances 0.000 abstract 1
- 239000002912 waste gas Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 description 10
- 239000007787 solid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000002562 thickening agent Substances 0.000 description 4
- 230000001914 calming effect Effects 0.000 description 2
- 241000981416 Rogas Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Classifications
-
- 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
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen 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
-
- 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
- B01D53/68—Halogens or halogen compounds
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
Description
Beschreibung und Erläuterung zur PatentanmeldungDescription and explanation of the patent application
"Gaswäscher, vorzugsweise mit gleichzeitiger ]combinierter Oxidations- und Feststoffeindickerstufe Zur Gaswaschung, vorzugsweise Waschen von Abgasen hinter Kraftwerken und Müllverbrennungsanlagen, benutzt man Naßwäscher, die mit Kalkwasser betrieben werden, um nach der Aufnahme von SO , NO , HC1, 2 x Flour usw. in einer nachgeschalteten Oxidationsstufe von CaSO zu CaSO aufoxidiert zu werden, um 3 4 dann anschließend in einem Eindickerbecken den Feststoffanteil aus dem Waschwasser auszufällen und das Waschwasser neu mit Kalkmilch zu impfen und dem Waschsystem wieder zuzuführen."Gas scrubber, preferably with simultaneous] combined oxidation and solids thickener for gas scrubbing, preferably scrubbing of exhaust gases behind Power plants and waste incineration plants, one uses wet scrubbers that use lime water be operated to after the absorption of SO, NO, HC1, 2 x Flour etc. in one downstream oxidation stage of CaSO to be oxidized to CaSO in order to 3 4 then subsequently the solids content from the wash water in a thickener basin to precipitate and re-inoculate the washing water with milk of lime and the washing system to feed again.
Bei allem, zum Stand der Technik gehörenden Ausrüstungen, wird die Gasreinigung mit anschließender Aufoxidation zu CaSO so gestaltet, daß der Wasch-4 und Oxidationsprozess in sehr aufwendigen Waschaggregaten, die aus der eigentlichen Waschstufe und dem nachgeschalteten Tropfenabscheider sowie der Oxidationsvorrichtung und dem Feststoffeindicker-Becken bestehen durchgeführt.For all state-of-the-art equipment, the Gas cleaning with subsequent oxidation to CaSO designed so that the washing 4 and oxidation process in very complex washing units that result from the actual Washing stage and the downstream droplet separator and the oxidation device and the solids thickener basin.
Um den Nachteil der aufwendigen Vorrichtunq auf eine wesentlich einfachere Technik zu beschränken wird erfindungsqemäß vorgeschlagen, eine Vorrichtung zu verwenden, die entsprechend beiliegender Zeichnung ausgeführt ist.To the disadvantage of the complex Vorrichtunq to a much simpler one To restrict technology, it is proposed according to the invention to use a device which is carried out according to the accompanying drawing.
In der beiliegenden Zeichnung ist dargestellt: Abbildung A) mit 1 der Rogaseintritt, mit 2 die Chemiesorptionsstrecken, mit 3 das Oxidationsrohr, in Folge des Oxidationsabschnittes, mit 4 der Sinkabscheidebehälter, mit 5 eingeblasene Oxidationsluft, mit 6 Kalmilchzuführung, mit 7 das Peingas, mit 2 die W'aschwasseroberflache, mit 9 die Eintauchtiefe der Chemiesorptionsstrecke, mit 10 die gezacl-te unu/cder gelocilte Endausführung der eingetauchten Chemiesorptionsstrecke, mit ii eine überlaufrinne für den Abfluß der Waschwassermengen, mit 12 die Pumpe zur Beaufschlagung der Diisen in der Chemiesorptionsstrecke.The attached drawing shows: Figure A) with 1 the Rogas inlet, with 2 the chemical sorption sections, with 3 the oxidation tube, in consequence of the oxidation section, with 4 the sink separator, with 5 blown in Oxidation air, with 6 veal milk supply, with 7 the peing gas, with 2 the washing water surface, with 9 the immersion depth of the chemical sorption section, with 10 the zacl-te unu / cder gelocilte final version of the immersed chemical sorption section, with ii an overflow channel for the drainage of the washing water, with 12 the pump to act on the nozzles in the chemical sorption section.
In der Draufsicht Abbildung B) sind die CFerniesorptionsstrecken als einzelne Rohre in Bündelbauweise und kreisrunde Ausführung des Oxidationstels (3) dargestellt.In the top view, Figure B), the Cerniesorption sections are as individual tubes in bundle construction and circular design of the oxidation device (3) shown.
In der Abbildung C) sind die Chemiesorptionsstrecken (2) in den Oxidationsteil (3), der als Kreisabschnitt ausgeführt ist, eingetaucht.In Figure C) the chemical sorption sections (2) are in the oxidation section (3), which is designed as a segment of a circle, is immersed.
Arbeitsweise der erfindungsgemäßen Gaswaschvorrichtung mit gleichzeitiger Oxidations- und Feststoffeindickervorrichtung.Operation of the gas scrubbing device according to the invention with simultaneous Oxidation and solids thickener device.
Das Rohgas wird bei (1) in die Vorrichtung einaesaugt oder gedrückt.The raw gas is sucked in or pressed into the device at (1).
Das Rohgas ist mit Restaubmengen und, z.B. hinter einem Kraftwerk, zusätzlich noch mit SO2, NOx belastet.The raw gas is with residual dust and, e.g. behind a power plant, additionally loaded with SO2, NOx.
In der Cherniesorptionsstrecke (2) wird einer die Pumpe (12) die entsprechend mit Chiorionen angereicherte tt!as chflüssigkeitsrnenge jiber Düsen eingesprüht.In the Cherniesorption section (2) one of the pumps (12) becomes the corresponding Chiorion enriched liquid quantities are sprayed through nozzles.
Die A«glomeration der Stäube und die Chemiesorption wird in den Chemiesorntionsstrecken vollzogen und die angelagerten Schadstoffe werden im Bereich der Eintauchtiefe (9), vorzugsweise iiber gezackte und gelochte Endrohrausführungen in den Oxidationsbereich, vorzugsweise als Rohr ausgebildet, eingeführt und gleichzeitig in die Wasseroberfläche eingetaucht.The agglomeration of the dusts and the chemical sorption take place in the chemical absorption pathways completed and the accumulated pollutants are in the area of the immersion depth (9), preferably via serrated and perforated tailpipes into the oxidation area, preferably designed as a tube, inserted and at the same time into the water surface immersed.
Der Oxidationsteil ist so ausgeführt, daß eine crenügende Verweilzeit und ein genügender Volumen Oxidationsluft (5) in den Oxldationsabschnitt (3) eingeblasen werden.The oxidation part is designed so that a sufficient residence time and a sufficient volume of oxidizing air (5) is blown into the oxidizing section (3) will.
Zur Anreicherung der aschflüssigkeit mit Kalkmilch wird nach der Oxidation bei (6) die Kalkmilch zugeführt und die schweren oxidierten z.B. CaSO ;-Kristalle 4 sinken nach untenzum Auslauf des Sinkabscheiders ab und werden z.. übr eine Zentrifuge (14) einer Weiterverwendung zugeführt.After the oxidation, the ash liquid is enriched with milk of lime at (6) the milk of lime is added and the heavy oxidized e.g. CaSO; crystals 4 descend down to the outlet of the sink separator and become, for example, a centrifuge (14) supplied for further use.
Die von Feststoffen gereinigte Waschflüssigkeit (15), die waschaktiv gebildet ist, fließt außerhalb der Oxidationsvorrichtung zur Wasseroberfläche (8) und wird dort im Überlaufkranz (11) mittels Pumpe (12) der Chemiesorptionsstrecke zugeführt.The washing liquid (15) which has been cleaned of solids and which is active in washing is formed, flows outside the oxidation device to the water surface (8) and is there in the overflow ring (11) by means of a pump (12) of the chemical sorption section fed.
Das eingedrückte oder eingesaugte Pohgas (1) wird oberhalb der Eintauchtiefe (9) frei und strömt beruhigt über die gesamte Fläche des Sinkabscheiers als Reingas bei (7) in den Kemin oder Saugzug.The pressed in or sucked in Pohgas (1) is above the immersion depth (9) freely and calmly flows over the entire surface of the sink separator as clean gas at (7) in the Kemin or induced draft.
Selbstverständlich ist die Erfindung nicht auf die vorstehend im einzelnen ausgebildeten Ausbildungs -formen beschränkt, sondern es sind zahlreiche Abänderungen möglich, ohne jedoch von dem Grundgedanken abzuweichen, eine Gaswascheinrichtung für das Reinigen von Gasen, die mit Stauh- und Schadgasbegleitern, wie 50, Flour, Ne, M S usw. angereichert 2 ; 2 ist, so auszubilden, daß die Chamiesorptionsstrecke nicht einem Plüssigkeitstr@@ Zen-@hscheider vorseschaltet ist, sondern direkt über de.-- Eintauchen in die Waschflüssigkeit die .Schadstoffe in einen Sinkabscheider eingeleitet und bei gewünschter Oidation dieser Sinkabscheider gleichzeitig mit einen Teilabschnitt als Oxidationsvorrichtung ansgebildet ist; diese wird erfindungsgemäß mit Oxidationsluft und Kalkmilch beschickt und die gesamte Abdeckung des Sinkabscheiders dient als Deruhigungszone, so daß die Wassertropfen vom gewaschenen Rohgas im Rereich der Beruhigungszone abgeschieden sind und bei (7) das Reingas entweicht.Of course, the invention is not limited to the above in detail trained forms of training are limited, but there are numerous changes possible, but without deviating from the basic idea, a gas scrubbing device for the cleaning of gases, which with accumulation and harmful gas companions, such as 50, Flour, Ne, M S, etc., enriched 2; 2 is to be trained in such a way that the Chamiesorption route is not upstream of a Plüssigkeitstr @@ Zen- @ hscheider, but directly via - immersing the pollutants in the washing liquid in a sink separator initiated and, if desired, this sink separator at the same time a section is formed as an oxidizing device; this is according to the invention charged with oxidizing air and milk of lime and the entire cover of the sink separator serves as a calming zone, so that the water drops from the scrubbed raw gas in the area the calming zone are separated and the clean gas escapes at (7).
Patentansprüche: L e e r s e i t ePatent claims: L e r s e i t e
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762641259 DE2641259A1 (en) | 1976-09-14 | 1976-09-14 | Gas scrubber with integral oxidn. and settlement section - employing chemical absorption pipes discharging below liq. level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762641259 DE2641259A1 (en) | 1976-09-14 | 1976-09-14 | Gas scrubber with integral oxidn. and settlement section - employing chemical absorption pipes discharging below liq. level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2641259A1 true DE2641259A1 (en) | 1978-03-16 |
Family
ID=5987843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762641259 Withdrawn DE2641259A1 (en) | 1976-09-14 | 1976-09-14 | Gas scrubber with integral oxidn. and settlement section - employing chemical absorption pipes discharging below liq. level |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE2641259A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3008718A1 (en) * | 1980-03-07 | 1981-09-24 | Heinz Ing.(grad.) 4390 Gladbeck Hölter | CHEMISORPTION WASHER WITH INTEGRATED OXIDATION LEVEL |
| AT384955B (en) * | 1982-05-15 | 1988-02-10 | Bischoff Gasreinigung | WASHING TOWER FOR A SYSTEM FOR DESULFURING SMOKE GAS |
| DE3227187C1 (en) * | 1982-07-21 | 1988-12-01 | Gottfried Bischoff Bau kompl. Gasreinigungs- und Wasserrückkühlanlagen GmbH & Co KG, 4300 Essen | Wash tower for a plant for the desulphurization of flue gas |
| DE4208456A1 (en) * | 1992-03-17 | 1993-09-23 | Martin Kopp | Internal combustion engine exhaust gas cleaning - by scrubbing using silicone oil |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3284435A (en) * | 1965-11-19 | 1966-11-08 | Babcock & Wilcox Co | Gas absorption apparatus |
-
1976
- 1976-09-14 DE DE19762641259 patent/DE2641259A1/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3284435A (en) * | 1965-11-19 | 1966-11-08 | Babcock & Wilcox Co | Gas absorption apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3008718A1 (en) * | 1980-03-07 | 1981-09-24 | Heinz Ing.(grad.) 4390 Gladbeck Hölter | CHEMISORPTION WASHER WITH INTEGRATED OXIDATION LEVEL |
| AT384955B (en) * | 1982-05-15 | 1988-02-10 | Bischoff Gasreinigung | WASHING TOWER FOR A SYSTEM FOR DESULFURING SMOKE GAS |
| DE3227187C1 (en) * | 1982-07-21 | 1988-12-01 | Gottfried Bischoff Bau kompl. Gasreinigungs- und Wasserrückkühlanlagen GmbH & Co KG, 4300 Essen | Wash tower for a plant for the desulphurization of flue gas |
| DE4208456A1 (en) * | 1992-03-17 | 1993-09-23 | Martin Kopp | Internal combustion engine exhaust gas cleaning - by scrubbing using silicone oil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee | ||
| 8170 | Reinstatement of the former position | ||
| 8139 | Disposal/non-payment of the annual fee |