JP6215361B2 - 煙道ガス又は排気ガスから一酸化炭素及び窒素酸化物を同時に除去するための方法及び触媒 - Google Patents
煙道ガス又は排気ガスから一酸化炭素及び窒素酸化物を同時に除去するための方法及び触媒 Download PDFInfo
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- 239000003054 catalyst Substances 0.000 title claims description 119
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims description 66
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims description 24
- 239000007789 gas Substances 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 15
- 239000003546 flue gas Substances 0.000 title claims description 14
- 229910002091 carbon monoxide Inorganic materials 0.000 title claims description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 62
- 230000003647 oxidation Effects 0.000 claims description 41
- 238000007254 oxidation reaction Methods 0.000 claims description 41
- 229910021529 ammonia Inorganic materials 0.000 claims description 23
- 239000012855 volatile organic compound Substances 0.000 claims description 18
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910052763 palladium Inorganic materials 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 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 claims description 7
- 229910001935 vanadium oxide Inorganic materials 0.000 claims description 7
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 6
- 239000002243 precursor Substances 0.000 claims description 6
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052719 titanium 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
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000006722 reduction reaction Methods 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- 230000010718 Oxidation Activity Effects 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000002815 homogeneous catalyst Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
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- B01J23/20—Vanadium, niobium or tantalum
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
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Description
アンモニア及び/又はその前駆体を該煙道ガス中又は排気ガス中に導入する工程;
導入されたのがアンモニアの前駆体である場合には、該前駆体をアンモニアに転化する工程;
350℃までの温度において前記ガス及びアンモニアを、酸化触媒を有する上方の第1の触媒層、及びその下層にあり、該第1の触媒層を完全に支持する、NH3−SCR触媒を有する第2の触媒層を含む層状触媒に接触させ、そして前記ガス中に含有されるアンモニアに更に影響を及ぼすことなく、前記上方の第1の触媒層中で前記一酸化炭素分及び前記揮発性有機化合物分の少なくとも一部を酸化し、そして、前記アンモニアとの反応によって、前記下層の第2の触媒層中で、窒素酸化物分を還元する工程、
を含む、上記の方法を提供する。
V/Tiをベースとする市販のSCR触媒を、TiO2上に0.45重量%Pd、4.5重量%V2O5からなる触媒でコーティングした。NOxの除去効率を測定し、そして酸化触媒で被覆されてい同じSCR触媒のNOx除去効率と比較した。その試験の結果及び条件を以下の表1に示す。
インレットガスの組成:50ppmvのNOx、55ppmvのNH3、100ppmvのCO、15体積%のO2、10体積%のH2O、残部のN2。ガスの空間速度、NHSV=27 000 h−1。温度:350℃。
Claims (11)
- 煙道ガス又は排気ガス中の一酸化炭素分、揮発性有機化合物分及び窒素酸化物分を還元する方法であって、
アンモニア及び/又はその前駆体を該煙道ガス中又は排気ガス中に導入する工程;
導入されたのがアンモニアの前駆体である場合には、該前駆体をアンモニアに転化する工程;
350℃までの温度において前記ガス及びアンモニアを、該ガスの流れの方向において、パラジウム、酸化バナジウム及び酸化チタンからなる酸化触媒を有する上方の第1の触媒層、及びその下層にあって、該第1の触媒層を完全に支持する、NH3−SCR触媒を有する第2の触媒層を含む層状触媒に接触させ、そして前記ガス中に含有されるアンモニアに更に影響を及ぼすことなく、前記上方の第1の触媒層中で前記一酸化炭素分及び前記揮発性有機化合物分の少なくとも一部を酸化し、そして、前記アンモニアとの反応によって、前記下層の第2の触媒層中で、窒素酸化物分を還元する工程、
を含む、上記の方法。 - 前記酸化触媒が、酸化チタン上に支持され、そしてパラジウム0.45重量%、五酸化バナジウム4.5重量%からなる、請求項1に記載の方法。
- 前記第1の触媒層が、10〜200ミクロンの層厚を有する、請求項1又は2に記載の方法。
- 前記第1の触媒層が、10〜50ミクロンの層厚を有する、請求項1〜3のいずれか一つに記載の方法。
- 前記第2の触媒層中のNH3−SCR触媒が、タングステンの酸化物、モリブデンの酸化物、バナジウムの酸化物及びチタンの酸化物を含む、請求項1〜4のいずれか一つに記載の方法。
- 前記煙道ガス又は排気ガスが、前記層状触媒の上流又は下流のいずれかで、慣用的な非層状SCR触媒で追加的に処理される、請求項1〜5のいずれか一つに記載の方法。
- 一酸化炭素及び揮発性有機化合物の酸化と、アンモニアとの反応による窒素酸化物の選択的還元とを同時に行うための触媒であって、
パラジウム、酸化バナジウム及び酸化チタンからなる酸化触媒の第1の層、及び下流の該第1の層を完全に支持する、NH3−SCR触媒の第2の層を含む、上記の触媒。 - 前記酸化触媒が、酸化チタン上に支持され、そしてパラジウム0.45重量%、五酸化バナジウム4.5重量%からなる、請求項7に記載の触媒。
- 前記第1の触媒層が、10〜200ミクロンの層厚を有する、請求項7又は8に記載の触媒。
- 前記第1の触媒層が、10〜50ミクロンの層厚を有する、請求項7〜9のいずれか一つに記載の触媒。
- 前記第2の触媒層中のNH3−SCR触媒が、タングステンの酸化物、モリブデンの酸化物、バナジウムの酸化物及びチタンの酸化物を含む、請求項7〜10のいずれか一つに記載の触媒。
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DKPA201300091 | 2013-02-14 | ||
DKPA201300091 | 2013-02-14 | ||
PCT/EP2014/052043 WO2014124830A1 (en) | 2013-02-14 | 2014-02-03 | Method and catalyst for the simultaneous removal of carbon monoxide and nitrogen oxides from flue or exhaust gas |
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JP2016509956A JP2016509956A (ja) | 2016-04-04 |
JP2016509956A5 JP2016509956A5 (ja) | 2017-03-09 |
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CA (1) | CA2899149C (ja) |
CL (1) | CL2015002212A1 (ja) |
RU (1) | RU2657082C2 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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CA2976131C (en) * | 2015-03-20 | 2021-07-06 | Haldor Topsoe A/S | Catalyzed ceramic candle filter and method for cleaning of off- or exhaust gases |
KR102479638B1 (ko) * | 2015-03-20 | 2022-12-21 | 토프쉐 에이/에스 | 촉매화된 세라믹 캔들 필터 및 공정 오프가스 또는 배기가스의 정화 방법 |
WO2017005778A1 (en) * | 2015-07-09 | 2017-01-12 | Haldor Topsøe A/S | System for the removal of particulate matter and noxious compounds from engine exhaust gas |
DK180289B1 (en) * | 2016-10-03 | 2020-10-07 | Haldor Topsoe As | Monolithic honeycomb oxidation catalyst and process for its preparation |
US10835854B2 (en) | 2016-10-07 | 2020-11-17 | Haldor Topsoe A/S | Process for low temperature gas cleaning with ozone and a catalytic bag filter for use in the process |
US10857504B2 (en) * | 2017-03-31 | 2020-12-08 | Toyota Motor Engineering & Manufacturing North America, Inc. | Two-stage catalyst for removal of NOx from exhaust gas stream |
US11007479B2 (en) * | 2017-04-26 | 2021-05-18 | Haldor Topsoe A/S | Method and system for the removal of particulate matter and noxious compounds from flue-gas using a ceramic filter with an SCR catalyst |
EP3533511A1 (en) * | 2018-02-28 | 2019-09-04 | Xpuris GmbH | An exhaust gas treatment method and system arranged for treating exhaust gases collected from at least one foundry process |
CN108993544B (zh) * | 2018-08-03 | 2020-12-25 | 生态环境部华南环境科学研究所 | 一种去除低温高硫尾气中NOx和VOCs的催化剂及其制备和应用 |
EP3730210A1 (en) * | 2019-04-26 | 2020-10-28 | Umicore Ag & Co. Kg | Catalyst ceramic candle filter for combined particulate removal and the selective catalytic reduction (scr) of nitrogen-oxides |
KR102155628B1 (ko) * | 2019-05-14 | 2020-09-14 | 이덕기 | 반도체 제조공정의 질소산화물 및 입자성 물질 제거장치 |
WO2021058484A1 (en) | 2019-09-27 | 2021-04-01 | Johnson Matthey Catalysts (Germany) Gmbh | MULTI-FUNCTION CATALYST ARTICLE FOR TREATING BOTH CO AND NOx IN STATIONARY EMISSION SOURCE EXHAUST GAS |
KR20220070013A (ko) | 2019-09-30 | 2022-05-27 | 바스프 코포레이션 | 탄화수소의 산화 및 NOx의 선택적 접촉 환원을 위한 다작용성 촉매 |
US11378278B2 (en) * | 2019-12-11 | 2022-07-05 | Umicore Ag & Co. Kg | System and process for efficient SCR at high NO2 to NOx ratios |
CN111482071B (zh) * | 2020-04-14 | 2022-09-27 | 中钢集团天澄环保科技股份有限公司 | 一种烧结烟气多污染物协同净化及余热利用系统及工艺 |
WO2021250161A1 (en) | 2020-06-11 | 2021-12-16 | Haldor Topsøe A/S | Catalytic oxidation of carbon black exhaust gas |
KR102457079B1 (ko) * | 2020-11-30 | 2022-10-21 | 한국에너지기술연구원 | 복합유해물질 동시 제거 시스템 |
KR102527339B1 (ko) | 2021-01-06 | 2023-04-28 | 울산과학기술원 | 일산화탄소 탈수소효소 및 포름산 탈수소효소를 이용한 개미산의 제조 방법 |
KR102682231B1 (ko) | 2021-02-17 | 2024-07-08 | 주식회사 엔바이온 | 질소화합물이 함유된 휘발성유기화합물 폐가스 처리 장치 |
CN113713608A (zh) * | 2021-08-26 | 2021-11-30 | 复旦大学 | 一种用于CO和NOx同时去除的催化剂联用方法 |
CN113856693A (zh) * | 2021-09-29 | 2021-12-31 | 北京工业大学 | 一种用于催化氧化CO的MoSnCo催化剂及其制备方法 |
US11635010B1 (en) | 2021-10-05 | 2023-04-25 | Umicore Ag & Co. Kg | Combustion turbine and heat recovery system combination with SCR reactor assembly, and methods of assembling and using the same |
WO2024052387A1 (en) | 2022-09-06 | 2024-03-14 | Umicore Ag & Co. Kg | Catalytic system and method for the removal of hcn from off-gases of a fluid cracking unit using same, and fcc unit assembly including the catalytic system |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3436567B2 (ja) * | 1993-06-23 | 2003-08-11 | バブコック日立株式会社 | 排ガス浄化触媒およびその製造方法 |
JP3793283B2 (ja) * | 1996-06-20 | 2006-07-05 | バブコック日立株式会社 | 排ガス浄化用触媒およびそれを用いた排ガス浄化装置 |
US7390471B2 (en) | 2005-11-17 | 2008-06-24 | Siemens Power Generation, Inc. | Apparatus and method for catalytic treatment of exhaust gases |
JP4523911B2 (ja) * | 2005-12-14 | 2010-08-11 | 本田技研工業株式会社 | 排ガス浄化装置 |
DE502007003465D1 (de) * | 2007-02-23 | 2010-05-27 | Umicore Ag & Co Kg | Katalytisch aktiviertes Dieselpartikelfilter mit Ammoniak-Sperrwirkung |
DE102008008785A1 (de) * | 2008-02-12 | 2009-08-13 | Man Nutzfahrzeuge Aktiengesellschaft | Vorrichtung zur Verminderung von Dibenzo-Dioxin-, Dibenzo-Furan- und Partikel-Emissionen |
EP2112341B1 (en) * | 2008-04-22 | 2018-07-11 | Umicore AG & Co. KG | Method for purification of an exhaust gas from a diesel engine |
US20100101221A1 (en) | 2008-10-28 | 2010-04-29 | Caterpillar Inc. | CATALYSTS, SYSTEMS, AND METHODS FOR REDUCING NOx IN AN EXHAUST GAS |
DE102008055890A1 (de) | 2008-11-05 | 2010-05-12 | Süd-Chemie AG | Partikelminderung mit kombiniertem SCR- und NH3-Schlupf-Katalysator |
US20100251700A1 (en) * | 2009-04-02 | 2010-10-07 | Basf Catalysts Llc | HC-SCR System for Lean Burn Engines |
US9662611B2 (en) * | 2009-04-03 | 2017-05-30 | Basf Corporation | Emissions treatment system with ammonia-generating and SCR catalysts |
CA2760777C (en) * | 2009-05-15 | 2017-09-05 | Fmc Corporation | Combustion flue gas nox treatment |
WO2011118047A1 (ja) * | 2010-03-24 | 2011-09-29 | トヨタ自動車株式会社 | 排ガス浄化用触媒 |
WO2012002052A1 (ja) * | 2010-06-30 | 2012-01-05 | エヌ・イー ケムキャット株式会社 | 選択還元型触媒を用いた排気ガス浄化装置及び排気ガス浄化方法 |
FR2964413B1 (fr) * | 2010-09-02 | 2016-07-01 | Peugeot Citroen Automobiles Sa | Filtre a particules a trois revetements catalytiques |
US9346018B2 (en) | 2010-11-02 | 2016-05-24 | Haldor Topsoe A/S | Method for the preparation of a catalysed particulate filter and catalysed particulate filter |
JP2012130853A (ja) * | 2010-12-21 | 2012-07-12 | Mitsubishi Heavy Ind Ltd | バグフィルタ及び排ガス処理装置 |
JP2012237282A (ja) * | 2011-05-13 | 2012-12-06 | Toyota Industries Corp | 触媒装置 |
RU2665464C2 (ru) * | 2011-06-05 | 2018-08-30 | Джонсон Мэтти Паблик Лимитед Компани | Катализатор на основе металла платиновой группы (мпг) для обработки выхлопных газов |
CA2976131C (en) * | 2015-03-20 | 2021-07-06 | Haldor Topsoe A/S | Catalyzed ceramic candle filter and method for cleaning of off- or exhaust gases |
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RU2657082C2 (ru) | 2018-06-08 |
CN104936679B (zh) | 2017-08-18 |
BR112015019557A2 (pt) | 2017-07-18 |
US20180250661A1 (en) | 2018-09-06 |
KR20150116865A (ko) | 2015-10-16 |
CA2899149C (en) | 2020-03-24 |
WO2014124830A1 (en) | 2014-08-21 |
CA2899149A1 (en) | 2014-08-21 |
JP2016509956A (ja) | 2016-04-04 |
CN104936679A (zh) | 2015-09-23 |
ZA201505399B (en) | 2017-11-29 |
CL2015002212A1 (es) | 2016-01-29 |
EP2956232A1 (en) | 2015-12-23 |
RU2015138782A (ru) | 2017-03-20 |
EP2956232B1 (en) | 2017-04-05 |
KR102186734B1 (ko) | 2020-12-07 |
US20150375207A1 (en) | 2015-12-31 |
US10493436B2 (en) | 2019-12-03 |
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