Hydrotreating bụ usoro bụ isi na nnụcha ngwaahịa mmanụ ala, na-achọ iwepụ ihe ndị na-adịghị ọcha ma melite ogo mmanụ ụgbọala. Ihe na-akpali akpali nke a na-eji na hydrotreating na-ekere òkè dị mkpa n'ịkwado usoro a. Otu n'ime isi ihe mgbaru ọsọ nke hydrotreating bụ iwepụ sọlfọ, nitrogen na ndị ọzọ adịghị ọcha si dị iche iche irighiri mmanụ, dị ka naphtha, vacuum gas oil (VGO) na diesel. Isiokwu a ga-enye ihe omimi anya na mkpa nkehydrotreating catalysts, kpọmkwem na hydrodesulfurization (HDS) nke naphtha na VGO na hydrodenitrification (HDN) nke mmanụ dizel.
Ihe na-eme ka mmiri na-edozi mmiri dị oke mkpa na usoro hydrofinishing n'ihi ike ha nwere ịtụgharị sọlfọ na ogige nitrogen na-achọghị n'ime ụdị hydrogen sulfide na amonia. A na-enweta ntughari a site na usoro mmeghachi omume catalytic nke na-eme n'okpuru okpomọkụ dị elu na ọnọdụ nrụgide dị elu. Ihe abụọ a ma ama nke ọma ejiri na hydrotreating bụGC-HP406naGC-HP448, nke e mere kpọmkwem maka akụkụ dị iche iche nke mmanụ crude.
N'ihe banyere naphtha, hydrodesulfurization bụ isi nzọụkwụ na hydrotreating ebe naphtha bụ isi nri nri maka mmepụta mmanụ ụgbọala. NkeGC-HP406ihe na-akpali akpaliemebere ya nke ọma iji kwalite mwepụ nke ogige sọlfọ na naphtha, na-ahụ na ngwaahịa ikpeazụ na-agbaso ụkpụrụ gburugburu ebe obibi siri ike na nkọwapụta mma. Ihe na-akpali akpali na-arụ ọrụ dị mkpa n'ịkwalite ogo mmanụ ụgbọala n'ozuzu ya site n'ịkwalite ngbanwe nke ogige ndị nwere sọlfọ n'ime hydrogen sulfide.
N'otu aka ahụ, na hydrotreating nke VGO na dizel, maHDS na HDNbụ usoro dị mkpa.GC-HP448 ihe mkpaliA haziri nke ọma iji gboo mkpa ọgwụgwọ mmiri nke VGO na ụmụ irighiri mmanụ dizel. Ọ na-ewepụ sọlfọ na ogige nitrogen nke ọma, si otú a na-emezi nọmba cetane na ogo mmanụ dizel n'ozuzu ya. Na mgbakwunye, ihe na-enye aka na-enyere aka ibelata ọdịnaya sọlfọ dị na VGO, nke dị oke mkpa iji zute nkọwa sọlfọ maka ngwaahịa ngwụcha nke VGO enwetara, dị ka mmanụ ụgbọ elu na mmanụ dizel.
A na-emezi ihe ndị na-eme ka a na-eji mmiri na-eme ihe iji gosipụta ọrụ dị elu, nhọrọ na nkwụsi ike n'okpuru ọnọdụ arụ ọrụ siri ike nke usoro nchacha ọkụ. Emebere ha ka ọ nagide mmetọ na nsi ndị nwere ike ịdị na nri nri, na-eme ka ndụ agbatị ogologo na ịrụ ọrụ na-agbanwe agbanwe. Tụkwasị na nke ahụ, ọganihu na nkà na ụzụ na-emepụta ihe emewo ka ịmepụta ihe ndị na-emepụta ihe na-enwewanye nguzogide nkwụsị, na-enyere aka ịbawanye arụmọrụ na-arụ ọrụ na ọnụ ahịa.
Na nchịkọta,hydrotreating catalystsdị mkpa maka mmepụta mmanụ ala dị elu nke ọma na nke na-adịgide adịgide. Ọganihu nke teknụzụ katalyst nke GC-HP406 na GC-HP448 nọchitere anya akwalitela njikarịcha usoro ọgwụgwọ mmiri, ọkachasị na HDS nke naphtha na VGO na HDN nke mmanụ dizel. Ka ọchịchọ maka mmanụ ọkụ dị ọcha na-aga n'ihu na-eto eto, ọrụ nke hydrotreating catalysts na-emepụta mmanụ ọkụ na-arụ ọrụ dị elu nke na-emezu ihe ndị chọrọ gburugburu ebe obibi enweghị ike ileda anya. Site n'ịga n'ihu nyocha na mbọ mmepe, enwere nkwa dị ukwuu n'ọdịniihu iji kwalite nrụpụta ike nke hydrotreating catalysts, si otú a na-ebuga ụlọ ọrụ nnụcha ahụ gaa n'ihu na arụmọrụ ka ukwuu.
Oge nzipu: Jul-05-2024