DE3117077C2 - - Google Patents
Info
- Publication number
- DE3117077C2 DE3117077C2 DE19813117077 DE3117077A DE3117077C2 DE 3117077 C2 DE3117077 C2 DE 3117077C2 DE 19813117077 DE19813117077 DE 19813117077 DE 3117077 A DE3117077 A DE 3117077A DE 3117077 C2 DE3117077 C2 DE 3117077C2
- Authority
- DE
- Germany
- Prior art keywords
- exhaust gas
- regenerator
- ammonia
- catalyst
- sulfur dioxide
- 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.)
- Expired - Fee Related
Links
- 239000007789 gas Substances 0.000 claims description 61
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 54
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 48
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 27
- 239000003054 catalyst Substances 0.000 claims description 24
- 229910021529 ammonia Inorganic materials 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000005406 washing Methods 0.000 claims description 15
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000000356 contaminant Substances 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- 239000003599 detergent Substances 0.000 description 10
- 230000008929 regeneration Effects 0.000 description 8
- 238000011069 regeneration method Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- -1 sulfur dioxide Chemical class 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (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)
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813117077 DE3117077A1 (de) | 1981-04-29 | 1981-04-29 | Verfahren und vorrichtung zur entfernung unerwuenschter gasfoermiger bestandteile aus einem heissen abgas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813117077 DE3117077A1 (de) | 1981-04-29 | 1981-04-29 | Verfahren und vorrichtung zur entfernung unerwuenschter gasfoermiger bestandteile aus einem heissen abgas |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3117077A1 DE3117077A1 (de) | 1982-11-18 |
DE3117077C2 true DE3117077C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-08-09 |
Family
ID=6131126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19813117077 Granted DE3117077A1 (de) | 1981-04-29 | 1981-04-29 | Verfahren und vorrichtung zur entfernung unerwuenschter gasfoermiger bestandteile aus einem heissen abgas |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3117077A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3469680D1 (en) * | 1983-09-06 | 1988-04-14 | Gutehoffnungshuette Man | Standing reactor for the production of methanol |
DE3407277C2 (de) * | 1984-02-28 | 1987-03-19 | Deutsche Babcock Anlagen Ag, 4200 Oberhausen | Verfahren und Vorrichtung zur Reinigung von Rauchgas |
DE3563820D1 (en) * | 1984-04-05 | 1988-08-25 | Linde Ag | Process and apparatus for eliminating undesirable gaseous substances from fumes |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5636971B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-05-08 | 1981-08-27 | ||
JPS5637037A (en) * | 1979-09-03 | 1981-04-10 | Kawasaki Heavy Ind Ltd | Removing method of ammonium compound from coal ash |
-
1981
- 1981-04-29 DE DE19813117077 patent/DE3117077A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3117077A1 (de) | 1982-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |