Nkuko twese tubizi, amabuye y'agaciro adasanzwe mu Bushinwa agizwe ahanini n'ibice by'isi bidafite ishingiro, muri byo Lanthanum na konti ya cerium barenga 60%. Hamwe no kwagura isi gake mikuruzi za rukuruzi zihoraho, isi idasanzwe, isi idasanzwe y'isi n'isi idasanzwe mu Bushinwa, yateje ubwisumba rusange mu Bushinwa. Biboneka ko urumuri rwisi rudasanzwe rwerekana imikorere myiza ya kataleti hamwe nibikorwa bya chimique bitewe nububiko bwihariye bwa metero 4f. Kubwibyo, ukoresheje isi idasanzwe nkibikoresho bya katalytic nuburyo bwiza bwo gukoresha imikoreshereze yubushobozi bwisi. Catalistst ni ubwoko bwibintu bishobora kwihutisha reaction chimique kandi ntibikoreshwa mbere na nyuma yimyitwarire. Gushimangira ubushakashatsi bwibanze bwisi idashobora kunoza imikorere yumusaruro, ariko nanone uzigame umutungo n'imbaraga no kugabanya umwanda wibidukikije, bihuye nubuyobozi bwibikorwa byiterambere rirambye.
Kuki ibintu bidasanzwe kwisi bifite ibikorwa bya katailtic?
Ibintu bidasanzwe byisi bifite imiterere yihariye ya elegitoronike (4f), ikora nka atome nkuru yikigo kandi ifite imibare itandukanye yisi igena "valence isigaye". Kuberako 4F ifite valence ndwi zamagana ya electron yo muri Olenron hamwe nubushobozi bwo guhuza, bigira uruhare rwa "Guhuza imiti" cyangwa "ubushobozi busigaye". Kubwibyo, ibintu bidasanzwe byisi bitagira ibikorwa bya katailtic gusa, ariko nabyo birashobora gukoreshwa nkinyongera cyangwa cocatalsts kugirango ukore impinja, cyane cyane ubushobozi bwo kurwanya no kurwanya ubukana nubushobozi bwo guhinga.
Kugeza ubu, uruhare rwa Nano Cerium oxide na Nano Lanthanum oxide mu kuvura imiti yimodoka yahindutse intego nshya.
Ibigize byangiza mumitsi yimodoka ahanini birimo CO, HC na Nox. Isi idasanzwe yakoreshejwe mu isi idasanzwe yo kweza Cataliza ahanini ivanze cyane, Praseoodmium oxide na Lanthanam oxide. Isi idasanzwe yisi yuzuye umuyoboro usukurwa i Cataliesst igizwe n'indaya igoye yisi na conganese, Mangane. Nubwoko bwamayeri hamwe na perovskite, ubwoko bwa spinel nimiterere, aho cerium oxide aricyo kintu cyingenzi.ibice bya redox inshuro nyinshi, ibice byumubiri birashimishije.
Umuyoboro wa Automobile wo kweza Catalest ahari ugizwe ahanini n'ubuki ceramic (cyangwa ibyuma) bitwara no gukwirakwira. Igipfukisho gikora kigizwe n'akarere kanini γ-al2o3, ingano ikwiye yo guhagarika ubuso bwubuso hamwe nubukorikori bukora ibyuma bitatanye. Kugabanya ibyo PT ya PT ihenze na RH, ongeraho gukoresha PD no kugabanya igiciro cya catalist umusemburo ufite ingaruka nziza ya katalytic. LA2O3 (UG-LA01) na CEO2 bakoreshejwe nkabateza imbere kugirango bateze imbere imikorere ya γ- al2o3 bashyigikiye impingane nziza. Nk'uko ubushakashatsi, umuyobozi mukuru, uburyo nyamukuru bwa La2o3 mu mpinga nziza y'icyuma ni izi zikurikira:
1. Kunoza ibikorwa bya katailtitique byikora wongeyeho umuyobozi mukuru Ongeraho Umuyobozi mukuru (UG-CE01) muri PT / γ-al2o3 mu rwego rumwe (umubare ntarengwa wa PT. urwego rwo gutatanya rwa PT rugera hejuru. Gutandukanya urwego rwa Ceo2 nicyo gipimo cyiza cya CHAO2. Mu kirere cya okiside hejuru ya 600 ℃, RH itakaza ibikorwa byayo kubera gushinga igisubizo gikomeye hagati ya RH2O3 na Al2o3. Kubaho kwa Ceo2 bizagabanya intege nke hagati ya RH na Al2o3 kandi nkomeza gukora RH. La2o3 (UG-LA01 irashobora kandi gukumira imikurire ya PT Ultrafine. UG-LA01) kuri PD / γ 2O01) kuri PD / PROWOO3, yazamuye igabanywa rya PD ku mutwara kandi rigabanuka. Gutabira cyane PD n'imikoranire yayo hamwe na CEO2 kuri PD / γ2al2o3 nurufunguzo rwibikorwa byinshi byumusemburo.
2. Auto-auto-lisansi yahinduwe Birakenewe guhindura ikigereranyo cya Π kuri kiriya kigereranyo cya Stochiometric ya 1415 ~ 1416, kugirango umusemburo ushobora gutanga ikinamico yuzuye. CE4 + Iyo igipimo cya π F F FIME gihinduka, Umuyobozi mukuru arashobora kugira uruhare runini muguhindura ibikorwa byambaye ikirere. Nibyo, O2 irekurwa iyo lisansi itosegure kugirango ifashe co na hydrocarbon okibize; Iyo umwuka urenze, chaso2-x ugira uruhare mu kugabanya no kubyitwaramo no gukuraho urusatu kuva gaze yahumeka kugirango ubone umuyobozi mukuru kugirango babone umuyobozi mukuru kugirango babone umuyobozi mukuru kugirango babone umuyobozi mukuru kugirango babone ceo2.
3. Ingaruka za cocatalyst mugihe imvange ya aπ ari mubipimo bya stochiometric, usibye okidation reaction ya H2, CC, CEOUKUMUGIRA URUGENDO RUGENDE RUGENDUKA NA COCAM RISANZWE NO KUGARAGAZA CO na HC. LA2O3 irashobora kunoza igipimo cyo guhindura ibintu byimuka bya gaze y'amazi na hydrocarbon ivugurura reaction Ongeraho La2o3 kuri PD / CEO2 -γ-al-al-al-Al2o3 kuri Methanol Decposition, wasangaga kongeweho Lathes kandi byazamuye ibikorwa bya katailti byafashwe. Iyo ibikubiye muri La2o3 ari 10%, umusemburo ufite ibikorwa byiza kandi guhindura methanol bigera ku ntarengwa (hafi 91.4%). Ibi byerekana ko La2o3 ifite dinderrier nziza kuri γ-al2o3 utwara.
Dukurikije ibiranga kurengera ibidukikije hamwe n'imikorere mishya ikoresha ingufu z'ingufu, Ubushinwa bugomba guteza imbere imikorere idasanzwe y'isi, kandi tugashyire imbere imitungo idasanzwe y'isi, kandi tugashyire mu bikorwa byo gukurikiranwa mu buryo bw'igihugu, kandi tugashyiraho imikoreshereze y'iterambere ry'igihugu, kandi tugashyire imbere udushya twinshi mu matsinda y'imari y'igihugu nk'iyi maganda, ibidukikije n'imbaraga nshya.
Kugeza ubu, ibicuruzwa byatanzwe na sosiyete birimo nano zirconia, nano titania, Nano aluminum hydroxide, nano agnesium oxide, nano Nano Tungsten Trioxide, Nano Ferroferric oxide, nano antibacterial umukozi na graffe
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Igihe cyohereza: Jul-04-2022