CS276799B6 - Process for nitrogen oxides removing - Google Patents
Process for nitrogen oxides removing Download PDFInfo
- Publication number
- CS276799B6 CS276799B6 CS203690A CS203690A CS276799B6 CS 276799 B6 CS276799 B6 CS 276799B6 CS 203690 A CS203690 A CS 203690A CS 203690 A CS203690 A CS 203690A CS 276799 B6 CS276799 B6 CS 276799B6
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- flue gas
- ammonia
- combustion chamber
- mixture
- ammoniacalized
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims description 60
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000002485 combustion reaction Methods 0.000 claims abstract description 24
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 239000003546 flue gas Substances 0.000 claims description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 26
- 239000000243 solution Substances 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 14
- 239000000654 additive Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 150000002894 organic compounds Chemical class 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 150000001912 cyanamides Chemical class 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 150000002357 guanidines Chemical class 0.000 claims description 4
- 150000005846 sugar alcohols Polymers 0.000 claims description 4
- 150000003918 triazines Chemical class 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 210000003608 fece Anatomy 0.000 claims 1
- 239000010871 livestock manure Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 abstract description 5
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000000354 decomposition reaction Methods 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 abstract 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 8
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 6
- 239000004202 carbamide Substances 0.000 description 6
- 239000000446 fuel Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 235000011187 glycerol Nutrition 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 150000002334 glycols Chemical class 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- -1 polyhydric alcohols Chemical class 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
- 239000002351 wastewater 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
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT100889A AT392422B (de) | 1989-04-26 | 1989-04-26 | Verfahren zur entfernung von stickoxiden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS9002036A2 CS9002036A2 (en) | 1991-09-15 |
| CS276799B6 true CS276799B6 (en) | 1992-08-12 |
Family
ID=3504808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS203690A CS276799B6 (en) | 1989-04-26 | 1990-04-24 | Process for nitrogen oxides removing |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT392422B (de) |
| CS (1) | CS276799B6 (de) |
| HU (1) | HU208291B (de) |
| YU (1) | YU47351B (de) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5154871A (ja) * | 1974-11-09 | 1976-05-14 | Mitsubishi Chem Ind | Nenshohaigasuchunochitsusosankabutsuno bunkaiho |
| NL167334C (nl) * | 1975-01-13 | Mitsubishi Chem Ind | Werkwijze voor het verwijderen van stikstofoxyden uit een verbrandingsgas, in afwezigheid van een katalysator en in aanwezigheid van een ammoniakbron en zuurstof. | |
| DE2832397B1 (de) * | 1978-07-24 | 1979-11-29 | Didier Eng | Verfahren zur Senkung des Stickoxidgehaltes von Koksofenabgasen sowie Regenerativ-Verkokungsofen zur Durchfuehrung dieses Verfahrens |
| DE3872536D1 (de) * | 1987-02-11 | 1992-08-13 | Babcock Anlagen Gmbh | Verfahren zum einmischen von ammoniak in einen rauchgasstrom. |
-
1989
- 1989-04-26 AT AT100889A patent/AT392422B/de not_active IP Right Cessation
-
1990
- 1990-04-24 CS CS203690A patent/CS276799B6/cs unknown
- 1990-04-25 YU YU82790A patent/YU47351B/sh unknown
- 1990-04-25 HU HU255890A patent/HU208291B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU47351B (sh) | 1995-01-31 |
| YU82790A (en) | 1991-10-31 |
| AT392422B (de) | 1991-03-25 |
| HU902558D0 (en) | 1990-08-28 |
| ATA100889A (de) | 1990-09-15 |
| HU208291B (en) | 1993-09-28 |
| HUT56527A (en) | 1991-09-30 |
| CS9002036A2 (en) | 1991-09-15 |
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