Hydrogen ahaziri ahazi nke na-emepụta ihe ọkụkụ sitere na gas

Okwu mmalite

Mmepụta hydrogen sitere na gas sitere n'okike nwere uru nke ọnụ ala dị ala yana mmetụta dị ukwuu. Nnyocha na mmepe nke teknụzụ usoro ọhụrụ dị elu maka mmepụta hydrogen sitere na gas bụ ihe dị mkpa na-ekwe nkwa iji dozie nsogbu nke isi iyi hydrogen dị ọnụ ala. Dị ka ike ụlọ ọrụ dị elu ma dị ọcha, gas sitere n'okike nwere mkpa atụmatụ dị mkpa na usoro mmepe ume na China. N'ihi na ikuku gas abụghị naanị mmanụ dị mkpa maka ndụ mmadụ kwa ụbọchị, kamakwa ọ bụ isi akụrụngwa nke ọtụtụ ngwaahịa abụọ kemịkal.

Mmepụta hydrogen sitere na gas sitere n'okike bụ otu n'ime ọtụtụ ngwaahịa gas sitere n'okike. Liaohe Oilfield, dị ka nke atọ kasị ukwuu mmanụ na gas ubi na China, nwere ọgaranya gas akụrụngwa, karịsịa na mmanụ na gas centralized ụlọ ọrụ nhazi. Na usoro nke mmanụ na gas mmepụta, anyị nwere ike na-emepụta a bukwanu ọnụ ọgụgụ nke metụtara akọrọ akọrọ, nke nwere pụrụ iche ọnọdụ maka eke gas miri nhazi, Ọ nwere ọzọ mbara bara uru pụtara maka ịkwalite mmepe na popularization nke eke gas hydrogen mmepụta usoro.

Nhọrọ na usoro nyocha nke mmepụta hydrogen sitere na gas

Dị ka ngwaahịa kemịkalụ nke abụọ, a na-eji hydrogen eme ihe n'ọtụtụ ebe na ọgwụ, kemịkalụ dị mma, eletrọnịkị na ụlọ ọrụ eletrik. Karịsịa, hydrogen, dị ka mmanụ ụgbọala na-ahọrọ maka mkpụrụ ndụ mmanụ ụgbọala, ga-enwe atụmanya ahịa sara mbara n'ọhịa nke njem na ike ike n'ọdịnihu, ma ga-etinyekwa ọnọdụ dị mkpa na nhazi ike n'ọdịnihu. Ụzọ mmepụta hydrogen ọdịnala, dị ka ntụgharị ọkụ ọkụ hydrocarbon uzuoku, mmiri electrolysis, methanol cracking, coal gasification na amonia ire ere, bụ ndị tozuru okè. Otú ọ dị, enwere nsogbu "otu dị elu na abụọ dị ala" dị ka ọnụ ahịa dị elu, obere mkpụrụ na obere arụmọrụ ọrụ. N'ime usoro mmepụta mmanụ na gas na Liaohe Oilfield, enwere akụrụngwa hydrocarbon dị ka gas akọrọ na naphtha. Iji usoro a na-emepụta hydrogen nwere ike ịbawanye ojiji nke akụrụngwa. Ọzọkwa, akụkụ bụ isi nke gas sitere n'okike bụ methane, nke nwere ike ịtụgharị n'ime hydrogen site na uzuoku hydrocarbon, na-arụpụta ịdị ọcha dị elu na nrụpụta dị elu.

Usoro ụkpụrụ nke mmepụta hydrogen si eke gas

Isi nhazi nke gas sitere n'okike gụnyere ikuku ikuku na ikuku distillation, catalytic cracking, catalytic reforming na mmepụta aromatics. N'otu oge ahụ, ọ na-agụnye nrigbu ikuku, ikpokọta na nnyefe na ịdị ọcha. N'okpuru nrụgide ụfọdụ, okpomọkụ dị elu na ihe na-akpali akpali, alkanes na uzuoku na gas sitere n'okike na-emeghachi omume na kemịkal. Gas na-agbanwe agbanwe na-abanye na onye ntụgharị mgbe mgbanwe ọkụ na-ekpo ọkụ na-eme ka CO n'ime H2 na CO2. Mgbe mgbanwe okpomọkụ, condensation na uzuoku mmiri nkewa, gas na-sequentially gafere site adsorption ụlọ elu nke nwere atọ kpọmkwem adsorbents site na njikwa mmemme, na N2, Co, CH4 na CO2 na-pressurized na adsorbed site mgbali swing adsorption (PSA) wepụ ngwaahịa. hydrogen. Nyocha nke ịda mbà n'obi na-ahapụ ihe ndị na-adịghị ọcha ma na-eme ka adsorbent pụta

Usoro mmeghachi omume: CH4 + H2O → CO + 3h2-q CO + H2O → CO2 + H2 + Q

Ihe ngosi teknụzụ isi. Nrụgide: 1.0-2.5mpa; Otu nkeji oriri nke gas: 0.5-0.56nm3/nm3 hydrogen; Ike oriri: 0.8-1.5 / nm3 hydrogen; Ọnụ ọgụgụ: 1000 Nm3 / H ~ 100000 Nm3 / h; Ịdị ọcha: kwekọọ na hydrogen mmepụta ihe na hydrogen dị ọcha (GB / t7445-1995); Oge ọrụ kwa afọ: karịa 8000h.