DE3518974A1 - Waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen hinter kraftwerken und anderen fossilen verbrennungsanlagen - Google Patents
Waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen hinter kraftwerken und anderen fossilen verbrennungsanlagenInfo
- Publication number
- DE3518974A1 DE3518974A1 DE19853518974 DE3518974A DE3518974A1 DE 3518974 A1 DE3518974 A1 DE 3518974A1 DE 19853518974 DE19853518974 DE 19853518974 DE 3518974 A DE3518974 A DE 3518974A DE 3518974 A1 DE3518974 A1 DE 3518974A1
- Authority
- DE
- Germany
- Prior art keywords
- iron
- solution
- scrubbing
- edta
- scrubbing solution
- 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.)
- Granted
Links
- 239000003546 flue gas Substances 0.000 title claims description 3
- 238000002485 combustion reaction Methods 0.000 title claims 2
- 238000005201 scrubbing Methods 0.000 title abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 7
- 230000000873 masking effect Effects 0.000 claims abstract description 6
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims abstract description 6
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 5
- 230000003647 oxidation Effects 0.000 claims abstract description 4
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 4
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 claims abstract description 3
- 235000011152 sodium sulphate Nutrition 0.000 claims abstract description 3
- 235000010265 sodium sulphite Nutrition 0.000 claims abstract description 3
- 239000011975 tartaric acid Substances 0.000 claims abstract description 3
- 235000002906 tartaric acid Nutrition 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract 8
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims abstract 2
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 claims abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000005406 washing Methods 0.000 claims description 17
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 claims 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000002386 leaching Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000000779 smoke Substances 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur oxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/48—Sulfites
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853518974 DE3518974A1 (de) | 1985-05-25 | 1985-05-25 | Waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen hinter kraftwerken und anderen fossilen verbrennungsanlagen |
| DE19853519198 DE3519198A1 (de) | 1985-05-25 | 1985-05-29 | Waschfluessigkeit zur waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) aus rauchgasen hinter fossil-kraftwerken |
| DE19853520377 DE3520377A1 (de) | 1985-05-25 | 1985-06-07 | Reduktionsmittelbevorratung fuer die waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) |
| DE19853524047 DE3524047A1 (de) | 1985-05-25 | 1985-07-05 | Waschfluessigkeit und verfahren zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) aus rauchgasen von fossil-kraftwerken mit gleichzeitiger n(pfeil abwaerts)2(pfeil abwaerts)o-abscheidung |
| EP86903350A EP0223803A1 (de) | 1985-05-25 | 1986-05-24 | VERFAHREN ZUM GLEICHZEITIGEN AUSWASCHEN VON SO 2?, NO x? UND GGF. WEITEREN SCHADSTOFFEN AUS DEN RAUCHGASEN VON MIT FOSSILEN BRENNSTOFFEN BETRIEBENEN FEUERUNGSANLAGEN |
| JP61503502A JPS63500781A (ja) | 1985-05-25 | 1986-05-24 | 化石燃料動作燃焼炉の煙道ガスからのSO↓2、NO↓xおよび場合により他の有害物質の同時洗浄方法 |
| PCT/EP1986/000317 WO1986006981A1 (fr) | 1985-05-25 | 1986-05-24 | PROCEDE PERMETTANT L'ELIMINATION SIMULTANEE PAR LAVAGE DE SO2, NOx ET LE CAS ECHEANT D'AUTRES SUBSTANCES NOCIVES CONTENUES DANS LES GAZ DE FUMEE DES INSTALLATIONS DE CHAUFFE ALIMENTEES PAR DES COMBUSTIBLES FOSSILES |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853518974 DE3518974A1 (de) | 1985-05-25 | 1985-05-25 | Waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen hinter kraftwerken und anderen fossilen verbrennungsanlagen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3518974A1 true DE3518974A1 (de) | 1986-11-27 |
| DE3518974C2 DE3518974C2 (cs) | 1987-07-09 |
Family
ID=6271722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853518974 Granted DE3518974A1 (de) | 1985-05-25 | 1985-05-25 | Waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen hinter kraftwerken und anderen fossilen verbrennungsanlagen |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS63500781A (cs) |
| DE (1) | DE3518974A1 (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3524047A1 (de) * | 1985-05-25 | 1987-01-15 | Hoelter Heinz | Waschfluessigkeit und verfahren zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) aus rauchgasen von fossil-kraftwerken mit gleichzeitiger n(pfeil abwaerts)2(pfeil abwaerts)o-abscheidung |
| DE3725715A1 (de) * | 1987-08-04 | 1989-02-16 | Karl Clemens Dipl Che Kaeuffer | Verfahren und vorrichtung zur verminderung der stickoxide in abgasen, vorzugsweise in rauchgasen |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445567A1 (de) * | 1973-09-24 | 1975-04-03 | Asahi Chemical Ind | Verfahren zum entfernen von stickstoffmonoxid aus einem stickstoffmonoxid enthaltenden gas |
| DE2460231A1 (de) * | 1973-12-27 | 1975-07-03 | Chisso Eng Co Ltd | Verfahren zum entfernen von stickstoffoxiden aus industriellen abgasen und dafuer geeignete waessrige behandlungsloesungen |
-
1985
- 1985-05-25 DE DE19853518974 patent/DE3518974A1/de active Granted
-
1986
- 1986-05-24 JP JP61503502A patent/JPS63500781A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2445567A1 (de) * | 1973-09-24 | 1975-04-03 | Asahi Chemical Ind | Verfahren zum entfernen von stickstoffmonoxid aus einem stickstoffmonoxid enthaltenden gas |
| DE2460231A1 (de) * | 1973-12-27 | 1975-07-03 | Chisso Eng Co Ltd | Verfahren zum entfernen von stickstoffoxiden aus industriellen abgasen und dafuer geeignete waessrige behandlungsloesungen |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3524047A1 (de) * | 1985-05-25 | 1987-01-15 | Hoelter Heinz | Waschfluessigkeit und verfahren zur abscheidung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) aus rauchgasen von fossil-kraftwerken mit gleichzeitiger n(pfeil abwaerts)2(pfeil abwaerts)o-abscheidung |
| DE3725715A1 (de) * | 1987-08-04 | 1989-02-16 | Karl Clemens Dipl Che Kaeuffer | Verfahren und vorrichtung zur verminderung der stickoxide in abgasen, vorzugsweise in rauchgasen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3518974C2 (cs) | 1987-07-09 |
| JPS63500781A (ja) | 1988-03-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3539001C1 (de) | Verfahren zur Minderung des Gehaltes an Stickoxiden im Rauchgasstrom eines Kraftwerkskessels mit Rauchgasreinigungsanlage | |
| DE69908611T2 (de) | Verfahren zur kontrolle von ammonia-schlupf in der reduktion von schwefeldioxidemissionen | |
| DE3329633A1 (de) | Verfahren und waschturm zur entschwefelung von industriellen rauchgasen | |
| DE3305120A1 (de) | Verfahren zur rauchgasreinigung | |
| DE2847047A1 (de) | Verfahren zur entschwefelung schwefelhaltiger prozessgase | |
| DE2735566A1 (de) | Verfahren zum entfernen von fluorverbindungen und schwefeldioxid aus abgasen | |
| DE2432903A1 (de) | Verfahren zum abscheiden von schwefeloxyden und stickstoffoxyden aus verbrennungsabgasen | |
| DE3518974A1 (de) | Waschloesung zur simultanen waschung von so(pfeil abwaerts)2(pfeil abwaerts) und no(pfeil abwaerts)x(pfeil abwaerts) in rauchgasen hinter kraftwerken und anderen fossilen verbrennungsanlagen | |
| DE3136155C2 (de) | Verfahren zur Zuführung von Absorbenzien beim Naß-Kalk-Verfahren zur Abgasdesulfurierung | |
| DE3408705A1 (de) | Verfahren zur behandlung von abgas | |
| DE3310716C2 (de) | Verfahren zur absorptiven Entfernung von HCL und SO↓2↓ aus Rauchgas | |
| DE3508087C2 (de) | Vorrichtung zum Waschen von Abgasen | |
| DE19502635C9 (de) | Verfahren zur Entschwefelung von Rauchgasen aus einem mit fossilen Brennstoffen gefeuertes Kraftwerk | |
| DE3504157C2 (cs) | ||
| DE19527836A1 (de) | Verfahren zum Abtrennen von Schwefeldioxid aus Abgas | |
| DE3402383C2 (de) | Verfahren zur gleichzeitigen Abscheidung von SO↓2↓ und NO↓x↓ aus Rauchgasen | |
| DE3445163C2 (cs) | ||
| DE3427550C2 (de) | Verfahren zur Aktivierung von inaktiven EDTA-Lösungen | |
| DE3505488C2 (de) | Verfahren zur NO↓x↓-Abscheidung aus Rauchgasen | |
| DE3910130C2 (cs) | ||
| DE2737398A1 (de) | Verfahren zur gleichzeitigen entfernung von stickstoffoxiden und schwefeloxiden aus abgasen | |
| DE19502632C2 (de) | Verfahren zum Betreiben einer Rauchgasentschwefelungsanlage für ein braunkohlenstaubgefeuertes Kraftwerk | |
| DE2335520A1 (de) | Verfahren zur behandlung von entschwefeltem abwasser mit ozon | |
| DE4418478A1 (de) | Verfahren zur Verminderung unerwünschten Kristallwachstums von Feststoffen in Suspensionen für Rauchgasentschwefelungsanlagen, insbesondere zur Naßentschwefelung in Kohlekraftwerken | |
| DE3531203A1 (de) | Waschwasseraufbereitung fuer die simultane so(pfeil abwaerts)2(pfeil abwaerts)- und no(pfeil abwaerts)x(pfeil abwaerts)-entfernung aus gasen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| OP8 | Request for examination as to paragraph 44 patent law | ||
| AG | Has addition no. |
Ref country code: DE Ref document number: 3519198 Format of ref document f/p: P Ref country code: DE Ref document number: 3520377 Format of ref document f/p: P |
|
| AG | Has addition no. |
Ref country code: DE Ref document number: 3524047 Format of ref document f/p: P |
|
| Q176 | The application caused the suspense of an application |
Ref document number: 3520377 Country of ref document: DE |
|
| AG | Has addition no. |
Ref country code: DE Ref document number: 3524047 Format of ref document f/p: P Ref country code: DE Ref document number: 3519198 Format of ref document f/p: P Ref country code: DE Ref document number: 3520377 Format of ref document f/p: P |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| AG | Has addition no. |
Ref country code: DE Ref document number: 3520377 Format of ref document f/p: P |
|
| 8339 | Ceased/non-payment of the annual fee |