JP2020110797A - 排ガス処理のためのゾーン化触媒 - Google Patents
排ガス処理のためのゾーン化触媒 Download PDFInfo
- Publication number
- JP2020110797A JP2020110797A JP2020021993A JP2020021993A JP2020110797A JP 2020110797 A JP2020110797 A JP 2020110797A JP 2020021993 A JP2020021993 A JP 2020021993A JP 2020021993 A JP2020021993 A JP 2020021993A JP 2020110797 A JP2020110797 A JP 2020110797A
- Authority
- JP
- Japan
- Prior art keywords
- scr catalyst
- zone
- scr
- catalyst
- exhaust gas
- 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 title claims abstract description 279
- 238000011282 treatment Methods 0.000 title claims abstract description 24
- 239000000758 substrate Substances 0.000 claims abstract description 96
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 92
- 239000002808 molecular sieve Substances 0.000 claims abstract description 86
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000010949 copper Substances 0.000 claims abstract description 34
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 34
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 33
- 229910052802 copper Inorganic materials 0.000 claims abstract description 33
- 239000011148 porous material Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 32
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 27
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 27
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 59
- 230000003197 catalytic effect Effects 0.000 claims description 39
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 32
- 229910021529 ammonia Inorganic materials 0.000 claims description 29
- 238000007254 oxidation reaction Methods 0.000 claims description 26
- 230000003647 oxidation Effects 0.000 claims description 25
- 238000011144 upstream manufacturing Methods 0.000 claims description 24
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 18
- 230000004323 axial length Effects 0.000 claims description 18
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 17
- 238000002485 combustion reaction Methods 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000011068 loading method Methods 0.000 claims description 14
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 12
- 229910052723 transition metal Inorganic materials 0.000 claims description 12
- 150000003624 transition metals Chemical class 0.000 claims description 12
- 239000002250 absorbent Substances 0.000 claims description 5
- 230000002745 absorbent Effects 0.000 claims description 5
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 1
- 241000264877 Hippospongia communis Species 0.000 abstract description 22
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 11
- 238000006243 chemical reaction Methods 0.000 abstract description 11
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 abstract description 10
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 abstract description 5
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000377 silicon dioxide Substances 0.000 abstract description 5
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 102
- 239000007789 gas Substances 0.000 description 80
- 229910052751 metal Inorganic materials 0.000 description 51
- 239000002184 metal Substances 0.000 description 51
- 239000000463 material Substances 0.000 description 30
- 239000010457 zeolite Substances 0.000 description 27
- 239000003638 chemical reducing agent Substances 0.000 description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 21
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 21
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 20
- 150000001342 alkaline earth metals Chemical class 0.000 description 19
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 19
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 18
- 229910021536 Zeolite Inorganic materials 0.000 description 17
- 229910052783 alkali metal Inorganic materials 0.000 description 16
- 150000001340 alkali metals Chemical class 0.000 description 16
- 150000002739 metals Chemical class 0.000 description 13
- 238000000576 coating method Methods 0.000 description 12
- -1 steam (H 2 O) Chemical compound 0.000 description 12
- 238000006722 reduction reaction Methods 0.000 description 11
- 239000011230 binding agent Substances 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 229910052763 palladium Inorganic materials 0.000 description 9
- 229910052697 platinum Inorganic materials 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 229910000323 aluminium silicate Inorganic materials 0.000 description 7
- 229910052788 barium Inorganic materials 0.000 description 7
- 239000011449 brick Substances 0.000 description 7
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 description 6
- 229910000505 Al2TiO5 Inorganic materials 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 5
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 5
- 229910052878 cordierite Inorganic materials 0.000 description 5
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 238000005342 ion exchange Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 229910052700 potassium Inorganic materials 0.000 description 5
- 239000011591 potassium Substances 0.000 description 5
- AABBHSMFGKYLKE-SNAWJCMRSA-N propan-2-yl (e)-but-2-enoate Chemical compound C\C=C\C(=O)OC(C)C AABBHSMFGKYLKE-SNAWJCMRSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 235000010215 titanium dioxide Nutrition 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 150000001768 cations Chemical class 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 229910000510 noble metal Inorganic materials 0.000 description 4
- 239000013618 particulate matter Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- 229910052703 rhodium Inorganic materials 0.000 description 4
- 239000010948 rhodium Substances 0.000 description 4
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 4
- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- 239000004071 soot Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 241000894007 species Species 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 229910002089 NOx Inorganic materials 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 238000010531 catalytic reduction reaction Methods 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052863 mullite Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 229910052712 strontium Inorganic materials 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- 239000005751 Copper oxide Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 229910018557 Si O Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229910000431 copper oxide Inorganic materials 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229910001657 ferrierite group Inorganic materials 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 150000002500 ions Chemical group 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 2
- 239000006259 organic additive Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 238000002459 porosimetry Methods 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 229910001935 vanadium oxide Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- 241000269350 Anura Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910017144 Fe—Si—O Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- VZTDIZULWFCMLS-UHFFFAOYSA-N ammonium formate Chemical compound [NH4+].[O-]C=O VZTDIZULWFCMLS-UHFFFAOYSA-N 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- KWYKSRAECRPMIS-UHFFFAOYSA-N azane;hydrazine Chemical compound N.NN KWYKSRAECRPMIS-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- KOPBYBDAPCDYFK-UHFFFAOYSA-N caesium oxide Chemical compound [O-2].[Cs+].[Cs+] KOPBYBDAPCDYFK-UHFFFAOYSA-N 0.000 description 1
- 229910001942 caesium oxide Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 239000011195 cermet Substances 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000005414 inactive ingredient Substances 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical group [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 239000003915 liquefied petroleum gas Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910001960 metal nitrate Inorganic materials 0.000 description 1
- 229910003455 mixed metal oxide Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000001272 nitrous oxide Substances 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- VVRQVWSVLMGPRN-UHFFFAOYSA-N oxotungsten Chemical class [W]=O VVRQVWSVLMGPRN-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000006254 rheological additive Substances 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
- 238000013316 zoning Methods 0.000 description 1
Images
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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- 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
-
- 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
- B01D53/8628—Processes characterised by a specific catalyst
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
- B01D53/9463—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick
- B01D53/9472—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on one brick in different zones
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
- B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
-
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
- B01J29/072—Iron group metals or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/076—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/50—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952
- B01J29/52—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952 containing iron group metals, noble metals or copper
- B01J29/56—Iron group metals or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
- B01J29/763—CHA-type, e.g. Chabazite, LZ-218
-
- B01J35/19—
-
- B01J35/56—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0246—Coatings comprising a zeolite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0248—Coatings comprising impregnated particles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- 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
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- 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
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20723—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20761—Copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/40—Mixed oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/903—Multi-zoned catalysts
- B01D2255/9032—Two zones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/904—Multiple catalysts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/915—Catalyst supported on particulate filters
- B01D2255/9155—Wall flow filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/402—Dinitrogen oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
- B01D2258/012—Diesel engines and lean burn gasoline engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
- B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/50—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952
- B01J29/58—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the erionite or offretite type, e.g. zeolite T, as exemplified by patent document US2950952 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J29/783—CHA-type, e.g. Chabazite, LZ-218
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/80—Mixtures of different zeolites
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0684—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having more than one coating layer, e.g. multi-layered coatings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/18—Ammonia
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- 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
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/103—Oxidation catalysts for HC and CO only
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
Description
4NO+4NH3+O2−>4N2+6H2O
2NO2+4NH3+O2−>3N2+6H2O
NO+NO2+2NH3−>2N2+3H2O
である。
Claims (15)
- a. TiO2、ZrO2、SiO2、CeO2、及びAl2O3から選択される金属酸化物上に担持されているバナジウムを含む第1のSCR触媒ゾーンと;
b. 銅担持小細孔モレキュラーシーブを含む第2のSCR触媒ゾーンと
を含む、排ガスを処理するためのシステムであって、システムを通る通常の排ガスの流れに対して、第1のSCR触媒ゾーンが第2のSCR触媒ゾーンの上流に配置されている、システム。 - 第1のSCR触媒ゾーンが第2のSCR触媒ゾーンと比較してより高いウォッシュコート担持量を有し、銅の全担持量がバナジウムの全担持量よりも高い、請求項1に記載のシステム。
- 第1のSCR触媒ゾーンが約0.5−4重量パーセントのバナジウム(金属酸化物の総重量を基準として)を含み、第2のSCR触媒ゾーンが約1−4重量パーセントの銅(モレキュラーシーブの総重量を基準として)を含む、請求項1又は2に記載のシステム。
- 第2のSCR触媒ゾーンが銅以外の遷移金属を含まない、請求項1から3の何れか一項に記載のシステム。
- 第1のSCR触媒ゾーンがバナジン酸鉄を含む、請求項1から4の何れか一項に記載のシステム。
- 第1のSCR触媒ゾーンと第2のSCR触媒ゾーンとの間に配置されている任意の排ガス処理触媒を含まない、請求項1から5の何れか一項に記載のシステム。
- 第1及び第2のSCR触媒ゾーンが、入口端、出口端、及び入口端から出口端まで測定された軸長を有するフロースルー型ハニカム基材上にコーティングされており、第1及び第2のSCR触媒ゾーンが隣接するか又は少なくとも部分的に重なる、請求項1から6の何れか一項に記載のシステム。
- 第2のSCR触媒ゾーンの下流に酸化触媒ゾーンをさらに含む、請求項1から7の何れか一項に記載のシステム。
- 第2のSCR触媒ゾーンが酸化触媒ゾーンに完全に重なる、請求項8に記載のシステム。
- 第1のSCR触媒ゾーンが、軸長を有する押出バナジウム触媒のハニカムであり、第2のSCRゾーンが、軸長の約10−90パーセントを覆うウォッシュコートである、請求項1から9の何れか一項に記載のシステム。
- 第1のSCR触媒ゾーンが、入口端及び出口端を有するウォールフロー型フィルタ上にあり、第2のSCR触媒ゾーンが、フロースルー型ハニカム基材上にあり、ただし第1のSCR触媒ゾーンと第2のSCR触媒ゾーンとの間に介在する触媒がないことを条件とする、請求項1から9の何れか一項に記載のシステム。
- 第1のSCR触媒ゾーンの上流に配置されている部分的NOx吸収剤をさらに含む、請求項11に記載のシステム。
- 第2のSCR触媒ゾーンの下流のフロースルー型基材上にコーティングされているアンモニアスリップ触媒をさらに含む、請求項11又は12に記載のシステム。
- エンジンマニホールド又はターボチャージャー、及びエンジンマニホールド又はターボチャージャーから部分的NOx吸収剤へ排ガスを流すための導管をさらに含み、ただしシステムがエンジンマニホールド又はターボチャージャーと部分的NOx吸収剤との間に排ガス処理触媒を何も含まないことを条件とする、請求項12、又は請求項12に従属する場合の請求項13に記載のシステム。
- アンモニアと内燃機関から生じる排ガスとの混合物を、(a)TiO2、ZrO2、SiO2、CeO2、及びAl2O3から選択される金属酸化物上に担持されたバナジウムを含む第1のSCRゾーン並びに(b)銅担持小細孔モレキュラーシーブを含む第2のSCRゾーンと、連続して接触させる工程を含む、排ガスの処理方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462037939P | 2014-08-15 | 2014-08-15 | |
US62/037,939 | 2014-08-15 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017508056A Division JP6923436B2 (ja) | 2014-08-15 | 2015-08-14 | 排ガス処理のためのゾーン化触媒 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020110797A true JP2020110797A (ja) | 2020-07-27 |
JP7229956B2 JP7229956B2 (ja) | 2023-02-28 |
Family
ID=54015121
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017508056A Active JP6923436B2 (ja) | 2014-08-15 | 2015-08-14 | 排ガス処理のためのゾーン化触媒 |
JP2020021993A Active JP7229956B2 (ja) | 2014-08-15 | 2020-02-13 | 排ガス処理のためのゾーン化触媒 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017508056A Active JP6923436B2 (ja) | 2014-08-15 | 2015-08-14 | 排ガス処理のためのゾーン化触媒 |
Country Status (10)
Country | Link |
---|---|
US (1) | US9579603B2 (ja) |
EP (1) | EP3180106B1 (ja) |
JP (2) | JP6923436B2 (ja) |
KR (1) | KR20170041900A (ja) |
CN (1) | CN106714939B (ja) |
BR (1) | BR112017002843B1 (ja) |
DE (1) | DE102015113415A1 (ja) |
GB (1) | GB2533452B (ja) |
RU (1) | RU2698817C2 (ja) |
WO (1) | WO2016024126A1 (ja) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102444558B1 (ko) * | 2014-11-19 | 2022-09-20 | 존슨 맛쎄이 퍼블릭 리미티드 컴파니 | 저온 배출물 제어를 위한 scr과 pna의 조합 |
CA2981060A1 (en) | 2015-03-30 | 2016-10-06 | Basf Corporation | Multifunctional filters for diesel emission control |
US9937489B2 (en) * | 2015-06-18 | 2018-04-10 | Johnson Matthey Public Limited Company | Exhaust system without a DOC having an ASC acting as a DOC in a system with an SCR catalyst before the ASC |
JP6867956B2 (ja) * | 2015-06-18 | 2021-05-12 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニーJohnson Matthey Public Limited Company | ゾーン化排気システム |
KR102543002B1 (ko) * | 2015-09-29 | 2023-06-14 | 존슨 맛쎄이 퍼블릭 리미티드 컴파니 | 연소 터빈용 구역화된 암모니아 슬립 촉매 |
US10058819B2 (en) | 2015-11-06 | 2018-08-28 | Paccar Inc | Thermally integrated compact aftertreatment system |
US10188986B2 (en) | 2015-11-06 | 2019-01-29 | Paccar Inc | Electrochemical reductant generation while dosing DEF |
US9764287B2 (en) | 2015-11-06 | 2017-09-19 | Paccar Inc | Binary catalyst based selective catalytic reduction filter |
US9757691B2 (en) * | 2015-11-06 | 2017-09-12 | Paccar Inc | High efficiency and durability selective catalytic reduction catalyst |
GB201521123D0 (en) * | 2015-11-30 | 2016-01-13 | Johnson Matthey Plc | Diesel oxidation catalyst having a capture region for exhaust gas impurities |
JP7041062B2 (ja) * | 2015-12-22 | 2022-03-23 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | 触媒床、及び酸化窒素を減少させるための方法 |
CN108472584A (zh) * | 2015-12-22 | 2018-08-31 | 国际壳牌研究有限公司 | 催化剂床和用于还原氮氧化物的方法 |
WO2017112618A1 (en) | 2015-12-22 | 2017-06-29 | Shell Oil Company | A reactor for reducing nitrogen oxides |
DK3411132T3 (da) * | 2016-02-01 | 2021-01-18 | Umicore Ag & Co Kg | Fremgangsmåde til fjernelse af dinitrogenoxid fra udløbsgas i nærværelse af en katalysator, der omfatter et fe-aei-zeolitmateriale, som i det væsentlige er fri for alkalimetal |
US20170276053A1 (en) * | 2016-03-25 | 2017-09-28 | Caterpillar Inc. | After-Treatment System |
WO2018010804A1 (en) * | 2016-07-14 | 2018-01-18 | Umicore Ag & Co. Kg | Vanadium trapping scr system |
MY193099A (en) * | 2016-07-26 | 2022-09-26 | Basf Corp | Supported catalyst, monolithic selective catalytic reduction (scr) catalyst, preparation method therefor, and method for nitrogen oxides removal |
CA3032587A1 (en) * | 2016-08-05 | 2018-02-08 | Basf Corporation | Selective catalytic reduction articles and systems |
US11300029B2 (en) * | 2016-12-20 | 2022-04-12 | Umicore Ag & Co, Kg | SCR catalyst device containing vanadium oxide and molecular sieve containing iron |
JP7379155B2 (ja) * | 2016-12-20 | 2023-11-14 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト | 酸化バナジウム及び鉄含有分子篩を収容するscr触媒デバイス |
JP6693406B2 (ja) * | 2016-12-20 | 2020-05-13 | 三菱自動車工業株式会社 | 排気ガス浄化装置 |
CN110114135B (zh) * | 2016-12-30 | 2023-10-27 | 巴斯夫欧洲公司 | 一种挤出蜂窝催化剂 |
CA3052906A1 (en) * | 2017-02-08 | 2018-08-16 | Basf Corporation | Catalyst compositions |
JP6605522B2 (ja) * | 2017-03-09 | 2019-11-13 | 株式会社キャタラー | 排ガス浄化用触媒 |
JP6386697B1 (ja) * | 2017-03-23 | 2018-09-05 | 株式会社キャタラー | 排ガス浄化用触媒 |
US20200276567A1 (en) * | 2017-03-23 | 2020-09-03 | Cataler Corporation | Exhaust gas purification catalyst |
GB201705158D0 (en) | 2017-03-30 | 2017-05-17 | Johnson Matthey Plc | Catalyst article for use in a emission treatment system |
CN110582341B (zh) * | 2017-03-30 | 2023-02-10 | 庄信万丰股份有限公司 | 具有后部集中放热产生的asc/dec |
GB2577967B (en) * | 2017-03-30 | 2021-06-09 | Johnson Matthey Plc | Platinum group metal and base metal on a molecular sieve for PNA-SCR-ASC close-coupled systems |
WO2018183639A1 (en) * | 2017-03-30 | 2018-10-04 | Johnson Matthey Public Limited Company | Single brick scr/asc/pna/doc close-coupled catalyst |
RU2019134062A (ru) | 2017-03-30 | 2021-04-30 | Джонсон Мэтти Паблик Лимитед Компани | Селективное каталитическое восстановление (scr) с использованием турбонагнетателя и системы с соединенными вплотную asc/doc |
GB2561834A (en) * | 2017-04-24 | 2018-10-31 | Johnson Matthey Plc | Passive NOx adsorber |
US10675586B2 (en) | 2017-06-02 | 2020-06-09 | Paccar Inc | Hybrid binary catalysts, methods and uses thereof |
US10835866B2 (en) | 2017-06-02 | 2020-11-17 | Paccar Inc | 4-way hybrid binary catalysts, methods and uses thereof |
EP3634626A2 (en) * | 2017-06-09 | 2020-04-15 | Basf Corporation | Catalytic article and exhaust gas treatment systems |
DE102017006059A1 (de) | 2017-06-27 | 2018-12-27 | Daimler Ag | Abgasanlage für einen Kraftwagen |
CN107188139A (zh) * | 2017-07-18 | 2017-09-22 | 华纳创新(北京)科技有限公司 | 一种一氧化氮发生装置及制备方法 |
EP3450015A1 (de) * | 2017-08-31 | 2019-03-06 | Umicore Ag & Co. Kg | Palladium-zeolith-basierter passiver stickoxid-adsorber-katalysator zur abgasreinigung |
KR20200045550A (ko) | 2017-08-31 | 2020-05-04 | 우미코레 아게 운트 코 카게 | 배기 가스 정화용 팔라듐/제올라이트 기반 수동적 질소 산화물 흡착제 촉매 |
WO2019042884A1 (de) * | 2017-08-31 | 2019-03-07 | Umicore Ag & Co. Kg | Verwendung eines palladium-platin-zeolith-basierten katalysators als passiver stickoxid-adsorber zur abgasreinigung |
EP3450016A1 (de) * | 2017-08-31 | 2019-03-06 | Umicore Ag & Co. Kg | Palladium-zeolith-basierter passiver stickoxid-adsorber-katalysator zur abgasreinigung |
WO2019109998A1 (zh) * | 2017-12-08 | 2019-06-13 | 庄信万丰(上海)化工有限公司 | 用于汽油废气应用的新型三区两层twc催化剂 |
US10898889B2 (en) * | 2018-01-23 | 2021-01-26 | Umicore Ag & Co. Kg | SCR catalyst and exhaust gas cleaning system |
GB201805312D0 (en) * | 2018-03-29 | 2018-05-16 | Johnson Matthey Plc | Catalyst article for use in emission treatment system |
KR20210005703A (ko) * | 2018-04-30 | 2021-01-14 | 바스프 코포레이션 | NO의 산화, 탄화수소의 산화, NH₃의 산화 및 NOx의 선택적 접촉 환원을 위한 촉매 |
JP7423600B2 (ja) * | 2018-07-30 | 2024-01-29 | ビーエーエスエフ コーポレーション | バナジウムに基づく選択的触媒還元触媒 |
WO2020089275A1 (en) * | 2018-10-30 | 2020-05-07 | Basf Se | Selective catalytic reduction catalyst on a filter substrate |
US11007514B2 (en) | 2019-04-05 | 2021-05-18 | Paccar Inc | Ammonia facilitated cation loading of zeolite catalysts |
US10906031B2 (en) | 2019-04-05 | 2021-02-02 | Paccar Inc | Intra-crystalline binary catalysts and uses thereof |
JP2020182898A (ja) * | 2019-05-07 | 2020-11-12 | 株式会社キャタラー | アンモニア酸化触媒装置 |
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 |
CN112570020B (zh) * | 2019-09-29 | 2023-07-18 | 中石化南京化工研究院有限公司 | 一种脱硫脱硝催化剂及其制备方法 |
US10934918B1 (en) | 2019-10-14 | 2021-03-02 | Paccar Inc | Combined urea hydrolysis and selective catalytic reduction for emissions control |
JP2023502225A (ja) * | 2019-11-22 | 2023-01-23 | ビーエーエスエフ コーポレーション | 富化pgmゾーンを有する排気浄化触媒物品 |
GB2593763B (en) * | 2020-04-02 | 2022-08-24 | Jaguar Land Rover Ltd | Improvements in hydrocarbon selective catalytic reduction |
EP3919165A1 (en) * | 2020-06-03 | 2021-12-08 | Johnson Matthey Public Limited Company | Method for forming a catalyst article |
JP7273868B2 (ja) * | 2021-01-14 | 2023-05-15 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | ディーゼルエンジンのための排気システム |
KR20230156089A (ko) * | 2021-03-10 | 2023-11-13 | 바스프 코포레이션 | 바나듐계 촉매 및 분자체계 촉매를 포함하는 촉매 물품 |
CN113198452B (zh) * | 2021-05-18 | 2022-08-12 | 贵州大学 | 一种金红石相固溶体脱硝催化剂及制备方法及应用 |
KR102503324B1 (ko) | 2021-12-02 | 2023-02-28 | 주식회사 나노 | 탈질-산화 복합 촉매 구조체 및 그 제조방법 |
IT202200000941A1 (it) * | 2022-01-20 | 2023-07-20 | Fpt Motorenforschung Ag | Un dispositivo di post-trattamento dei gas di scarico e un sistema di propulsione comprendente il dispositivo |
IT202200000956A1 (it) * | 2022-01-20 | 2023-07-20 | Fpt Motorenforschung Ag | Un sistema di post-trattamento dei gas di scarico e un sistema di propulsione comprendente il sistema di post-trattamento |
CN114377683B (zh) * | 2022-01-25 | 2023-11-14 | 大唐南京环保科技有限责任公司 | 一种抗砷中毒脱硝催化剂及其制备方法 |
WO2024017252A1 (en) * | 2022-07-19 | 2024-01-25 | Basf Corporation | Catalytic article comprising vanadium-containing catalyst and oxidation catalyst |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3685063B2 (ja) * | 1999-06-23 | 2005-08-17 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2009257226A (ja) * | 2008-04-17 | 2009-11-05 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2010519020A (ja) * | 2007-02-23 | 2010-06-03 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト | アンモニア遮断効果を有する、触媒により活性化されたディーゼル粒子フィルター |
JP2010524677A (ja) * | 2007-04-26 | 2010-07-22 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | 遷移金属/ゼオライトscr触媒 |
JP2011518658A (ja) * | 2008-04-11 | 2011-06-30 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト | Scr触媒によるエンジン排気ガスの処理のための排気ガス浄化システム |
JP2012514157A (ja) * | 2008-12-24 | 2012-06-21 | ビー・エイ・エス・エフ、コーポレーション | 触媒scrフィルタ及び下流scr触媒を用いるエミッション処理システム及び方法 |
JP2012518734A (ja) * | 2009-02-20 | 2012-08-16 | ハルドール・トプサー・アクチエゼルスカベット | ディーゼルエンジンからの排ガスを浄化する方法 |
JP2012523313A (ja) * | 2009-04-08 | 2012-10-04 | ビー・エイ・エス・エフ、コーポレーション | ディーゼル用途のための区分化された触媒 |
WO2013017873A1 (en) * | 2011-08-03 | 2013-02-07 | Johnson Matthey Plc | Extruded honeycomb catalyst |
JP2013525109A (ja) * | 2010-05-05 | 2013-06-20 | ビー・エイ・エス・エフ、コーポレーション | 一体型scrおよびamox触媒システム |
WO2013179129A2 (en) * | 2012-06-01 | 2013-12-05 | Johnson Matthey Public Limited Company | Selective catalytic reduction wall flow filter incorporating a vanadate |
WO2014160292A1 (en) * | 2013-03-14 | 2014-10-02 | Basf Corporation | Selective catalytic reduction catalyst system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001303934A (ja) * | 1998-06-23 | 2001-10-31 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
US6626980B2 (en) * | 2001-09-21 | 2003-09-30 | L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Mixed matrix membranes incorporating chabazite type molecular sieves |
CN101668589B (zh) * | 2007-02-27 | 2013-06-12 | 巴斯福催化剂公司 | 铜cha沸石催化剂 |
DE202008018318U1 (de) * | 2008-02-27 | 2012-11-27 | Basf Corporation | Kupfer-Cha-Zeolith-Katalysatoren |
RU2481478C2 (ru) * | 2008-10-31 | 2013-05-10 | Вольво Ластвагнар Аб | Способ и устройство для холодного пуска двигателя внутреннего сгорания |
US8544260B2 (en) * | 2008-12-24 | 2013-10-01 | Basf Corporation | Emissions treatment systems and methods with catalyzed SCR filter and downstream SCR catalyst |
WO2014160289A1 (en) * | 2013-03-14 | 2014-10-02 | Basf Corporation | Selective catalytic reduction catalyst system |
-
2015
- 2015-08-14 US US14/826,238 patent/US9579603B2/en active Active
- 2015-08-14 RU RU2017108240A patent/RU2698817C2/ru active
- 2015-08-14 EP EP15756975.7A patent/EP3180106B1/en active Active
- 2015-08-14 JP JP2017508056A patent/JP6923436B2/ja active Active
- 2015-08-14 GB GB1514496.7A patent/GB2533452B/en active Active
- 2015-08-14 BR BR112017002843-3A patent/BR112017002843B1/pt active IP Right Grant
- 2015-08-14 WO PCT/GB2015/052354 patent/WO2016024126A1/en active Application Filing
- 2015-08-14 KR KR1020177006917A patent/KR20170041900A/ko unknown
- 2015-08-14 CN CN201580050772.9A patent/CN106714939B/zh active Active
- 2015-08-14 DE DE102015113415.2A patent/DE102015113415A1/de not_active Ceased
-
2020
- 2020-02-13 JP JP2020021993A patent/JP7229956B2/ja active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3685063B2 (ja) * | 1999-06-23 | 2005-08-17 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2010519020A (ja) * | 2007-02-23 | 2010-06-03 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト | アンモニア遮断効果を有する、触媒により活性化されたディーゼル粒子フィルター |
JP2010524677A (ja) * | 2007-04-26 | 2010-07-22 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | 遷移金属/ゼオライトscr触媒 |
JP2011518658A (ja) * | 2008-04-11 | 2011-06-30 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト | Scr触媒によるエンジン排気ガスの処理のための排気ガス浄化システム |
JP2009257226A (ja) * | 2008-04-17 | 2009-11-05 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2012514157A (ja) * | 2008-12-24 | 2012-06-21 | ビー・エイ・エス・エフ、コーポレーション | 触媒scrフィルタ及び下流scr触媒を用いるエミッション処理システム及び方法 |
JP2012518734A (ja) * | 2009-02-20 | 2012-08-16 | ハルドール・トプサー・アクチエゼルスカベット | ディーゼルエンジンからの排ガスを浄化する方法 |
JP2012523313A (ja) * | 2009-04-08 | 2012-10-04 | ビー・エイ・エス・エフ、コーポレーション | ディーゼル用途のための区分化された触媒 |
JP2013525109A (ja) * | 2010-05-05 | 2013-06-20 | ビー・エイ・エス・エフ、コーポレーション | 一体型scrおよびamox触媒システム |
WO2013017873A1 (en) * | 2011-08-03 | 2013-02-07 | Johnson Matthey Plc | Extruded honeycomb catalyst |
WO2013179129A2 (en) * | 2012-06-01 | 2013-12-05 | Johnson Matthey Public Limited Company | Selective catalytic reduction wall flow filter incorporating a vanadate |
WO2014160292A1 (en) * | 2013-03-14 | 2014-10-02 | Basf Corporation | Selective catalytic reduction catalyst system |
Non-Patent Citations (1)
Title |
---|
O. KROCHER ET AL.: "Combination of V2O5/WO3-TiO2, Fe-ZSM5, and Cu-ZSM5 Catalysts for the Selective Catalytic Reduction o", IND. ENG. CHEM. RES., vol. 47, JPN6018009971, 2008, pages 8588 - 8593, ISSN: 0004493153 * |
Also Published As
Publication number | Publication date |
---|---|
EP3180106A1 (en) | 2017-06-21 |
US9579603B2 (en) | 2017-02-28 |
CN106714939A (zh) | 2017-05-24 |
RU2017108240A3 (ja) | 2019-01-22 |
GB201514496D0 (en) | 2015-09-30 |
GB2533452B (en) | 2017-05-24 |
GB2533452A (en) | 2016-06-22 |
WO2016024126A1 (en) | 2016-02-18 |
KR20170041900A (ko) | 2017-04-17 |
EP3180106B1 (en) | 2022-02-16 |
RU2017108240A (ru) | 2018-09-17 |
BR112017002843B1 (pt) | 2022-01-04 |
CN106714939B (zh) | 2019-12-03 |
JP7229956B2 (ja) | 2023-02-28 |
RU2698817C2 (ru) | 2019-08-30 |
US20160045868A1 (en) | 2016-02-18 |
DE102015113415A1 (de) | 2016-02-18 |
BR112017002843A2 (pt) | 2018-01-30 |
JP2017525554A (ja) | 2017-09-07 |
JP6923436B2 (ja) | 2021-08-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7229956B2 (ja) | 排ガス処理のためのゾーン化触媒 | |
US9597636B2 (en) | Zoned catalyst for treating exhaust gas | |
JP6634545B2 (ja) | 排ガスを処理するための触媒物品 | |
US10500574B2 (en) | LTA catalysts having extra-framework iron and/or manganese for treating exhaust gas | |
CN106232209B (zh) | 用于处理废气的系统和方法 | |
GB2538414A (en) | Catalytic article for treating exhaust gas | |
RU2772861C2 (ru) | Каталитическое изделие для обработки выхлопных газов |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200312 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200312 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210427 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210721 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210802 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20211221 |
|
C60 | Trial request (containing other claim documents, opposition documents) |
Free format text: JAPANESE INTERMEDIATE CODE: C60 Effective date: 20220222 |
|
C22 | Notice of designation (change) of administrative judge |
Free format text: JAPANESE INTERMEDIATE CODE: C22 Effective date: 20220719 |
|
C22 | Notice of designation (change) of administrative judge |
Free format text: JAPANESE INTERMEDIATE CODE: C22 Effective date: 20221108 |
|
C23 | Notice of termination of proceedings |
Free format text: JAPANESE INTERMEDIATE CODE: C23 Effective date: 20230110 |
|
C03 | Trial/appeal decision taken |
Free format text: JAPANESE INTERMEDIATE CODE: C03 Effective date: 20230207 |
|
C30A | Notification sent |
Free format text: JAPANESE INTERMEDIATE CODE: C3012 Effective date: 20230207 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230215 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7229956 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |