JP2021121423A5 - - Google Patents
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- Publication number
- JP2021121423A5 JP2021121423A5 JP2020015042A JP2020015042A JP2021121423A5 JP 2021121423 A5 JP2021121423 A5 JP 2021121423A5 JP 2020015042 A JP2020015042 A JP 2020015042A JP 2020015042 A JP2020015042 A JP 2020015042A JP 2021121423 A5 JP2021121423 A5 JP 2021121423A5
- Authority
- JP
- Japan
- Prior art keywords
- denitration
- catalyst
- titanium oxide
- denitration catalyst
- regenerated
- 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
- 239000003054 catalyst Substances 0.000 claims description 265
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 127
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 124
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 53
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 52
- 239000011574 phosphorus Substances 0.000 claims description 48
- 229910052698 phosphorus Inorganic materials 0.000 claims description 48
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 45
- 238000006243 chemical reaction Methods 0.000 claims description 41
- 239000000843 powder Substances 0.000 claims description 41
- 229910052720 vanadium Inorganic materials 0.000 claims description 38
- 239000007789 gas Substances 0.000 claims description 36
- 239000000758 substrate Substances 0.000 claims description 36
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 36
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 239000011812 mixed powder Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 22
- 229910021529 ammonia Inorganic materials 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 12
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 12
- 229910052721 tungsten Inorganic materials 0.000 claims description 12
- 239000010937 tungsten Substances 0.000 claims description 12
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 11
- 229910052750 molybdenum Inorganic materials 0.000 claims description 11
- 239000011733 molybdenum Substances 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- 239000012895 dilution Substances 0.000 claims description 8
- 238000010790 dilution Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 claims description 3
- 238000011069 regeneration method Methods 0.000 claims description 3
- 238000004898 kneading Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 33
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 22
- 239000000567 combustion gas Substances 0.000 description 22
- 238000007254 oxidation reaction Methods 0.000 description 21
- 230000003647 oxidation Effects 0.000 description 19
- 238000005299 abrasion Methods 0.000 description 13
- 150000003682 vanadium compounds Chemical class 0.000 description 13
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 12
- -1 phosphorus compound Chemical class 0.000 description 12
- 239000002245 particle Substances 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 150000003658 tungsten compounds Chemical class 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 5
- 239000002585 base Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 150000003377 silicon compounds Chemical class 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 4
- 238000010531 catalytic reduction reaction Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000005078 molybdenum compound Substances 0.000 description 4
- 150000002752 molybdenum compounds Chemical class 0.000 description 4
- 238000010298 pulverizing process Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 150000004683 dihydrates Chemical class 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020015042A JP7451195B2 (ja) | 2020-01-31 | 2020-01-31 | 再生脱硝触媒の製造方法 |
| KR1020227003204A KR20220025883A (ko) | 2020-01-31 | 2020-12-02 | 재생 탈질 촉매 및 그의 제조 방법, 그리고 탈질 장치 |
| PCT/JP2020/044918 WO2021153000A1 (ja) | 2020-01-31 | 2020-12-02 | 再生脱硝触媒およびその製造方法、ならびに脱硝装置 |
| CN202080006462.8A CN113498359A (zh) | 2020-01-31 | 2020-12-02 | 再生脱硝催化剂及其制造方法以及脱硝装置 |
| US17/296,811 US12427509B2 (en) | 2020-01-31 | 2020-12-02 | Regenerated denitration catalyst and method for manufacturing the same, and denitration apparatus |
| EP20916599.2A EP3984636A4 (en) | 2020-01-31 | 2020-12-02 | REGENERATED DENITRATION CATALYST, METHOD FOR THE MANUFACTURE THEREOF, AND DENITRATION DEVICE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020015042A JP7451195B2 (ja) | 2020-01-31 | 2020-01-31 | 再生脱硝触媒の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021121423A JP2021121423A (ja) | 2021-08-26 |
| JP2021121423A5 true JP2021121423A5 (https=) | 2023-02-06 |
| JP7451195B2 JP7451195B2 (ja) | 2024-03-18 |
Family
ID=77078932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020015042A Active JP7451195B2 (ja) | 2020-01-31 | 2020-01-31 | 再生脱硝触媒の製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12427509B2 (https=) |
| EP (1) | EP3984636A4 (https=) |
| JP (1) | JP7451195B2 (https=) |
| KR (1) | KR20220025883A (https=) |
| CN (1) | CN113498359A (https=) |
| WO (1) | WO2021153000A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113941373B (zh) * | 2021-10-28 | 2023-02-28 | 盐城工学院 | 一种陶瓷滤管敷设脱硝催化剂浸泡结构 |
| CN118022789B (zh) * | 2024-02-06 | 2026-02-06 | 浙江德创环保科技股份有限公司 | 一种低二氧化硫氧化率高活性蜂窝scr脱硝催化剂的制备方法 |
| CN119016041A (zh) * | 2024-08-20 | 2024-11-26 | 嘉庚创新实验室 | 一种多孔型钛基脱硝催化剂及其制备方法与应用 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57174145A (en) * | 1981-04-20 | 1982-10-26 | Kawasaki Heavy Ind Ltd | Platelike catalytic body for denitration |
| US4698321A (en) * | 1981-10-21 | 1987-10-06 | Georgia Tech Research Corporation | Regeneration of HDS catalysts |
| JPS61153139A (ja) * | 1984-12-27 | 1986-07-11 | Babcock Hitachi Kk | 脱硝触媒の再生法 |
| US5928980A (en) * | 1997-02-06 | 1999-07-27 | Research Triangle Institute | Attrition resistant catalysts and sorbents based on heavy metal poisoned FCC catalysts |
| DK1145763T3 (da) * | 1999-10-27 | 2012-10-08 | Idemitsu Kosan Co | Hydrogeneringskatalysator til carbonhydridolie, bærestof for denne samt fremgangsmåde til hydrogenering af carbonhydridolie |
| JP4084658B2 (ja) * | 2002-12-27 | 2008-04-30 | 株式会社日本触媒 | 排ガス処理用触媒の製造方法 |
| JP4177661B2 (ja) * | 2002-12-27 | 2008-11-05 | 株式会社日本触媒 | 排ガス処理用触媒の製造方法 |
| JP4440579B2 (ja) | 2003-09-04 | 2010-03-24 | バブコック日立株式会社 | 脱硝触媒の再生方法 |
| JP2005087815A (ja) * | 2003-09-12 | 2005-04-07 | Mitsubishi Heavy Ind Ltd | 排ガス処理方法 |
| US7592282B2 (en) * | 2004-11-11 | 2009-09-22 | Battelle Energy Alliance, Llc | Enhancement of alkylation catalysts for improved supercritical fluid regeneration |
| KR101450360B1 (ko) | 2007-01-30 | 2014-10-14 | 바브콕-히다찌 가부시끼가이샤 | 배기 가스 정화용 촉매 및 그의 제조방법 |
| EP2175986A2 (en) * | 2007-06-25 | 2010-04-21 | Saudi Basic Industries Corporation | Reverse water gas shift reaction on a catalyst substantially consisting of chromium on alumina support |
| KR101271105B1 (ko) * | 2011-09-05 | 2013-06-04 | 주식회사 나노 | 촉매의 재생 방법 |
| JP5701185B2 (ja) | 2011-09-09 | 2015-04-15 | 三菱重工業株式会社 | 脱硝触媒のｓｏ２酸化率上昇低減方法 |
| JP2013180282A (ja) * | 2012-03-05 | 2013-09-12 | Babcock Hitachi Kk | 脱硝触媒の再生方法 |
| JP6697287B2 (ja) | 2016-03-02 | 2020-05-20 | 三菱日立パワーシステムズ株式会社 | 金属水銀の酸化反応および窒素酸化物の還元反応用触媒、ならびに排ガスの浄化方法 |
| CN105854869A (zh) * | 2016-04-28 | 2016-08-17 | 大唐南京环保科技有限责任公司 | 一种平板式脱硝催化剂及其制备方法 |
| JP7171164B2 (ja) * | 2017-04-14 | 2022-11-15 | 三菱重工業株式会社 | 燃焼排ガス処理方法、燃焼排ガス処理装置およびそれのメンテナンス方法 |
| CN108786403B (zh) | 2017-05-02 | 2021-08-31 | 中国石油化工股份有限公司 | 一种脱硝反应器及脱硝脱硫方法 |
| KR102021347B1 (ko) | 2019-03-14 | 2019-09-16 | 임운경 | 이산화티타늄 담체 함유 촉매폐기물로부터 저온 탈질촉매의 제조방법 |
| JP2024153139A (ja) * | 2023-04-17 | 2024-10-29 | 王子ホールディングス株式会社 | ヒートシールシート、および滅菌包装体 |
-
2020
- 2020-01-31 JP JP2020015042A patent/JP7451195B2/ja active Active
- 2020-12-02 CN CN202080006462.8A patent/CN113498359A/zh active Pending
- 2020-12-02 KR KR1020227003204A patent/KR20220025883A/ko not_active Ceased
- 2020-12-02 WO PCT/JP2020/044918 patent/WO2021153000A1/ja not_active Ceased
- 2020-12-02 US US17/296,811 patent/US12427509B2/en active Active
- 2020-12-02 EP EP20916599.2A patent/EP3984636A4/en active Pending
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