Samar da hydrogen daga iskar gas yana da fa'idodin ƙarancin farashi da tasiri mai mahimmanci. Bincike da haɓaka sabbin fasahohin zamani na zamani don samar da hydrogen daga iskar gas shine muhimmin garanti don magance matsalar tushen hydrogen mai arha. A matsayin makamashi mai inganci da tsaftataccen makamashi na masana'antu, iskar gas na da muhimmiyar ma'ana a cikin tsarin raya makamashi a kasar Sin. Domin iskar gas ba kawai man fetur ne mai mahimmanci ga rayuwar yau da kullun ba, har ma da ainihin albarkatun kayan masarufi da yawa.
Samar da sinadarin hydrogen daga iskar gas yana daya daga cikin kayayyakin iskar gas da yawa. Filin mai na Liaohe, a matsayin mai na uku mafi girma a fannin mai da iskar gas a kasar Sin, yana da wadata da albarkatun iskar gas, musamman ma kamfanonin sarrafa mai da iskar gas. A cikin aiwatar da samar da man fetur da iskar gas, za mu iya samar da wani babba sikelin hade bushe iskar gas, wanda yana da musamman yanayi na halitta iskar gas zurfin aiki, Yana da mafi m m muhimmanci ga inganta ci gaba da kuma popularization na halitta iskar gas samar da hydrogen.
1 Zabi da nazari na ka'idar samar da hydrogen daga iskar gas
A matsayin samfurin sinadarai na biyu, ana amfani da hydrogen sosai a cikin magunguna, sinadarai masu kyau, lantarki da masana'antar lantarki. Musamman ma, hydrogen, a matsayin man fetur da aka fi so don sel mai, zai sami fa'ida ta kasuwa a fagen sufuri da samar da wutar lantarki a nan gaba, kuma zai mamaye matsayi mai mahimmanci a tsarin makamashi na gaba. Hanyoyin samar da hydrogen na al'ada, irin su canjin tururi mai haske na hydrocarbon, electrolysis na ruwa, fashewar methanol, iskar gas da kuma bazuwar ammonia, sun balaga. Duk da haka, akwai matsalolin "ɗaya mai girma da biyu" irin su farashi mai yawa, ƙananan yawan amfanin ƙasa da ƙarancin aiki. A cikin aikin samar da mai da iskar gas a Liaohe Oilfield, akwai albarkatun ruwa kamar busasshen gas da naphtha. Yin amfani da wannan hanyar don samar da hydrogen zai iya ƙara yawan amfani da albarkatun. Bugu da ƙari, babban abin da ke tattare da iskar gas mai alaƙa shine methane, wanda za'a iya canza shi zuwa hydrogen ta hanyar tururi na hydrocarbon, tare da tsaftataccen samarwa da ingantaccen samarwa.
2. Tsarin tsari na samar da hydrogen daga iskar gas
Babban hanyoyin sarrafa iskar gas sun haɗa da yanayin yanayi da ɗigon ruwa, fashewar catalytic, gyare-gyaren catalytic da samar da kayan kamshi. A lokaci guda, ya haɗa da amfani da iskar gas, tarawa da watsawa da tsarkakewa. Karkashin wani matsi, babban zafin jiki da mai kara kuzari, alkanes da tururi a cikin iskar gas suna amsawa da sinadarai. Gas mai gyara yana shiga mai canzawa bayan musayar zafi a cikin tukunyar jirgi don canza CO zuwa H2 da CO2. Bayan musayar zafi, daɗaɗɗen ruwa da rarrabuwar ruwa, iskar gas ana bi ta hanyar hasumiya ta hasumiya sanye take da takamaiman adsorbents guda uku ta hanyar sarrafa shirye-shiryen, kuma N2, Co, CH4 da CO2 ana matsawa kuma ana tallata su ta hanyar matsa lamba (PSA) don cire samfur. hydrogen. Binciken damuwa yana sakin ƙazanta kuma yana sake haifar da adsorbent
Tsarin amsawa:
CH4 + H2O → CO + 3H2-q
CO + H2O → CO2 + H2 + Q
Lokacin aikawa: Dec-10-2021
