SE520307C2 - Förfarande för minskning av NOx-föreningar i en sodapannas rökgaser - Google Patents
Förfarande för minskning av NOx-föreningar i en sodapannas rökgaserInfo
- Publication number
- SE520307C2 SE520307C2 SE0003335A SE0003335A SE520307C2 SE 520307 C2 SE520307 C2 SE 520307C2 SE 0003335 A SE0003335 A SE 0003335A SE 0003335 A SE0003335 A SE 0003335A SE 520307 C2 SE520307 C2 SE 520307C2
- Authority
- SE
- Sweden
- Prior art keywords
- ammonia
- separated
- odorous gases
- methanol
- gases
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000003546 flue gas Substances 0.000 title description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title description 2
- 150000001875 compounds Chemical class 0.000 title description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 80
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 40
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000007789 gas Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 7
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 57
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 229910021536 Zeolite Inorganic materials 0.000 claims description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 3
- 239000002808 molecular sieve Substances 0.000 claims description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 239000010457 zeolite Substances 0.000 claims description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 claims 1
- 150000003464 sulfur compounds Chemical class 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 12
- 238000009835 boiling Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- -1 hydrocarbon radicals Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910017464 nitrogen compound Inorganic materials 0.000 description 2
- 150000002830 nitrogen compounds Chemical class 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 101001099922 Homo sapiens Retinoic acid-induced protein 1 Proteins 0.000 description 1
- 102100038470 Retinoic acid-induced protein 1 Human genes 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/12—Combustion of pulp liquors
Landscapes
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI980619A FI118898B (fi) | 1998-03-19 | 1998-03-19 | Menetelmä NOx-yhdisteiden vähentämiseksi soodakattilan savukaasuista |
| PCT/FI1999/000217 WO1999047746A1 (fr) | 1998-03-19 | 1999-03-19 | Procede de reduction de composes nox dans les gaz de combustion de chaudieres de recuperation |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE0003335D0 SE0003335D0 (sv) | 2000-09-19 |
| SE0003335L SE0003335L (sv) | 2000-11-14 |
| SE520307C2 true SE520307C2 (sv) | 2003-06-24 |
Family
ID=8551325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE0003335A SE520307C2 (sv) | 1998-03-19 | 2000-09-19 | Förfarande för minskning av NOx-föreningar i en sodapannas rökgaser |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6517793B1 (fr) |
| BR (1) | BR9908921A (fr) |
| CA (1) | CA2322429C (fr) |
| FI (1) | FI118898B (fr) |
| SE (1) | SE520307C2 (fr) |
| WO (1) | WO1999047746A1 (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI120363B (fi) * | 2002-11-20 | 2009-09-30 | Andritz Oy | Menetelmä sellutehtaan typpioksidipäästöjen vähentämiseksi |
| FI120186B (fi) * | 2004-06-03 | 2009-07-31 | Andritz Oy | Menetelmä typpioksidipäästöjen vähentämiseksi |
| SE0702610L (sv) * | 2007-11-26 | 2009-04-21 | Processum Biorefinery Initiative Ab | Förfarande för utvinning av ammoniumsalt och metanol ur vätska emanerande från orent kondensat, som uppstår vid cellulosamassaframställning |
| EP2326406B1 (fr) * | 2008-08-11 | 2015-09-30 | Valmet Aktiebolag | Procédé et système pour le traitement de gaz malodorants émanant d'une usine de pâte à papier |
| US10690344B2 (en) | 2016-04-26 | 2020-06-23 | Cleaver-Brooks, Inc. | Boiler system and method of operating same |
| FI129982B (en) | 2020-05-27 | 2022-12-15 | Valmet Technologies Oy | Process for removing ammonia from non-condensable gases in cellulose mill |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3881004A (en) * | 1972-12-29 | 1975-04-29 | Masar Inc | Ammonium nitrate plant |
| SE451334B (sv) | 1980-03-20 | 1987-09-28 | Modo Chemetics Ab | Sett och anordning for minskning av lukt och reducering av processvavelutslepp fran sulfatmassaprocesser |
| US4626417A (en) * | 1983-09-29 | 1986-12-02 | Union Oil Company Of California | Methods for chemically reducing nitrogen oxides |
| US5009869A (en) * | 1987-12-28 | 1991-04-23 | Electrocinerator Technologies, Inc. | Methods for purification of air |
| US4957716A (en) * | 1988-11-21 | 1990-09-18 | Electric Power Research Institute, Inc. | Method for removal of SO2 and NOx from combustion gases by metal chelation and thermal reduction |
| JPH03188923A (ja) | 1989-12-18 | 1991-08-16 | Mitsubishi Heavy Ind Ltd | 脱臭フィルターの製造方法 |
| SE468171B (sv) | 1991-03-18 | 1992-11-16 | Goetaverken Energy Ab | Foerbraenning av svartlut i sodapannor foer erhaallande av roekgas med laag halt av kvaeveoxider samt sodapanna foer genomfoerande av foerbraenningen |
| FI98842C (fi) | 1993-03-10 | 1997-08-25 | Imatran Voima Oy | Menetelmä soodakattilan savukaasujen puhdistamiseksi |
| DE4338982A1 (de) * | 1993-11-15 | 1995-05-18 | Bayer Ag | Reinigung von alkylnitrithaltigen Abgasen |
| FI105215B (fi) | 1997-09-05 | 2000-06-30 | Ahlstrom Machinery Oy | Menetelmä sellutehtaan hajukaasujen käsittelemiseksi |
-
1998
- 1998-03-19 FI FI980619A patent/FI118898B/fi not_active IP Right Cessation
-
1999
- 1999-03-19 WO PCT/FI1999/000217 patent/WO1999047746A1/fr not_active Ceased
- 1999-03-19 US US09/646,406 patent/US6517793B1/en not_active Expired - Fee Related
- 1999-03-19 BR BR9908921-1A patent/BR9908921A/pt not_active Application Discontinuation
- 1999-03-19 CA CA002322429A patent/CA2322429C/fr not_active Expired - Fee Related
-
2000
- 2000-09-19 SE SE0003335A patent/SE520307C2/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| SE0003335D0 (sv) | 2000-09-19 |
| FI980619L (fi) | 1999-09-20 |
| FI118898B (fi) | 2008-04-30 |
| CA2322429C (fr) | 2008-07-22 |
| WO1999047746A1 (fr) | 1999-09-23 |
| BR9908921A (pt) | 2000-11-21 |
| SE0003335L (sv) | 2000-11-14 |
| CA2322429A1 (fr) | 1999-09-23 |
| US6517793B1 (en) | 2003-02-11 |
| FI980619A0 (fi) | 1998-03-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |