JPH0420663B2 - - Google Patents
Info
- Publication number
- JPH0420663B2 JPH0420663B2 JP57093997A JP9399782A JPH0420663B2 JP H0420663 B2 JPH0420663 B2 JP H0420663B2 JP 57093997 A JP57093997 A JP 57093997A JP 9399782 A JP9399782 A JP 9399782A JP H0420663 B2 JPH0420663 B2 JP H0420663B2
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- powder
- denitrification
- oxides
- present
- 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 - Lifetime
Links
- 239000003054 catalyst Substances 0.000 claims description 49
- 239000000843 powder Substances 0.000 claims description 29
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 14
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 10
- 229910021529 ammonia Inorganic materials 0.000 claims description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 9
- 238000010531 catalytic reduction reaction Methods 0.000 claims description 9
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 7
- 239000011733 molybdenum Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 7
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000004898 kneading Methods 0.000 claims description 6
- 238000010304 firing Methods 0.000 claims description 5
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- 229910000476 molybdenum oxide Inorganic materials 0.000 claims description 4
- 229910001930 tungsten oxide Inorganic materials 0.000 claims description 4
- 229910001935 vanadium oxide Inorganic materials 0.000 claims description 4
- 238000007580 dry-mixing Methods 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims description 2
- VVRQVWSVLMGPRN-UHFFFAOYSA-N oxotungsten Chemical class [W]=O VVRQVWSVLMGPRN-UHFFFAOYSA-N 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 29
- 238000000034 method Methods 0.000 description 16
- 230000010718 Oxidation Activity Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 14
- 239000004480 active ingredient Substances 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 5
- 229910010415 TiO(OH) Inorganic materials 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 5
- 230000004913 activation Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000012495 reaction gas Substances 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- NRKQBMOGOKEWPX-UHFFFAOYSA-N vanadyl nitrate Chemical compound [O-][N+](=O)O[V](=O)(O[N+]([O-])=O)O[N+]([O-])=O NRKQBMOGOKEWPX-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910021541 Vanadium(III) oxide Inorganic materials 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000012190 activator Substances 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
- 230000008901 benefit Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium oxide Inorganic materials O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- OGUCKKLSDGRKSH-UHFFFAOYSA-N oxalic acid oxovanadium Chemical compound [V].[O].C(C(=O)O)(=O)O OGUCKKLSDGRKSH-UHFFFAOYSA-N 0.000 description 1
- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000006069 physical mixture Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 150000003682 vanadium compounds Chemical class 0.000 description 1
- -1 vanadyl chloride Chemical compound 0.000 description 1
- UUUGYDOQQLOJQA-UHFFFAOYSA-L vanadyl sulfate Chemical compound [V+2]=O.[O-]S([O-])(=O)=O UUUGYDOQQLOJQA-UHFFFAOYSA-L 0.000 description 1
- 229940041260 vanadyl sulfate Drugs 0.000 description 1
- 229910000352 vanadyl sulfate Inorganic materials 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57093997A JPS58210849A (ja) | 1982-06-03 | 1982-06-03 | アンモニア接触還元用脱硝触媒 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57093997A JPS58210849A (ja) | 1982-06-03 | 1982-06-03 | アンモニア接触還元用脱硝触媒 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58210849A JPS58210849A (ja) | 1983-12-08 |
| JPH0420663B2 true JPH0420663B2 (th) | 1992-04-06 |
Family
ID=14098037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57093997A Granted JPS58210849A (ja) | 1982-06-03 | 1982-06-03 | アンモニア接触還元用脱硝触媒 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58210849A (th) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012200667A (ja) * | 2011-03-25 | 2012-10-22 | Hitachi Zosen Corp | 脱硝触媒の調製方法 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6331540A (ja) * | 1986-07-25 | 1988-02-10 | Mitsubishi Petrochem Co Ltd | 排ガス中の窒素酸化物をアンモニアで還元するための触媒 |
| JP3765942B2 (ja) * | 1999-04-27 | 2006-04-12 | バブコック日立株式会社 | 排ガス浄化触媒化合物、該化合物を含む触媒、およびその製法 |
| KR100314758B1 (ko) | 1999-10-19 | 2001-11-15 | 이종훈 | 배기가스에 함유된 질소산화물 제거용 오산화바나듐계 촉매 및그 제조방법 |
| KR100714031B1 (ko) * | 2000-10-26 | 2007-05-04 | 바브콕-히다찌 가부시끼가이샤 | 배가스 정화촉매 화합물, 이 화합물을 함유한 촉매 및 그 제조방법 |
| JP5638982B2 (ja) * | 2011-03-04 | 2014-12-10 | バブコック日立株式会社 | 脱硝装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5089291A (th) * | 1973-12-12 | 1975-07-17 | ||
| JPS5089264A (th) * | 1973-12-12 | 1975-07-17 | ||
| JPS5281090A (en) * | 1975-12-29 | 1977-07-07 | Nippon Steel Corp | Preparation of catalyst for treating discharged flue gases |
| JPS52147589A (en) * | 1976-06-03 | 1977-12-08 | Mitsubishi Chem Ind Ltd | Production of vanadium oxide catalyst |
-
1982
- 1982-06-03 JP JP57093997A patent/JPS58210849A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5089291A (th) * | 1973-12-12 | 1975-07-17 | ||
| JPS5089264A (th) * | 1973-12-12 | 1975-07-17 | ||
| JPS5281090A (en) * | 1975-12-29 | 1977-07-07 | Nippon Steel Corp | Preparation of catalyst for treating discharged flue gases |
| JPS52147589A (en) * | 1976-06-03 | 1977-12-08 | Mitsubishi Chem Ind Ltd | Production of vanadium oxide catalyst |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012200667A (ja) * | 2011-03-25 | 2012-10-22 | Hitachi Zosen Corp | 脱硝触媒の調製方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58210849A (ja) | 1983-12-08 |
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