Ta yaya kuma me ya sa liquefied gas

Liquefied iskar gas da aka kira canja shi zuwa wani ruwa jihar a karkashin da mataki na zazzabi, wadda ne karami idan aka kwatanta da m darajar. Wannan tsari ya sa ya yiwu madadin da kuma ajiye shi domin daga baya amfani, kazalika ga kungiyar harkokin sufuri na kowane irin sufuri. The abu ne sau da yawa amfani da wani madadin man fetur a mota motocin, a karfe aiki, a hannu ikon tashoshin da sauransu. Bugu da kari, da yawa masu zaman kansu gidaje za a iya samu a cikin LPG tukunyar jirgi. The kudin na samar da wurin da samar da dogara a kan ci gaban ta wuri, da kuma irin da abun da ke ciki na cirewa albarkatun kasa. A halin yanzu, mafi alamar rahama daga wadannan suna dauke da za a iyo, kamar yadda sufuri ta hanyar gina karkashin ruwa gas bututun ne sau da yawa mara kyau.

Shiri kuma farkon liquefaction

Fasaha makirci na shuke-shuke da aka yi amfani da liquefaction sãshe ne daban-daban, na farko, da refrigeration sake zagayowar. Ya zabi da farko musababin da abun da ke ciki da kuma matsa lamba na gas, wanda gudana a nan. Wadannan sigogi, bi da bi, suna rinjayi ta da dalilai da dama, daga cikinsu da lokaci na shekara, da wurin samar, har ma da ajalinsu ta ci gaba. Kafin fara zuwa liquefy gas da kuma aika zuwa shuka, shi wajibi ne don tsabtace su daga acidic impurities da lambatu. A lokacin da na fara lokaci na aiwatar da daga albarkatun kasa a cikin manyan yawa kasaftawa hydrocarbons ciki har da babban tafasar naphthenic, aromatic da paraffinic. In ba haka ba clogging iya faruwa da kuma ƙarfafa raka'a kayan aiki. Don ya kamata da kuma nagarta sosai liquefied gas, shi dole ne a tuna da cewa babban adadin nauyi hydrocarbons a cikin abun da ke ciki take kaiwa zuwa wani high zafin jiki liquefaction da low makamashi ta halin kaka. Idan suka hada gaban nitrogen, shi take kaiwa zuwa karin volatility da kuma makamashi.

Cascade Hanyar da kuma sanyaya hawan keke

A masana'antu tafiyar matakai tushen liquefaction ne ruwa danshin manufa na adiabatic aiwatar gas fadada, kuma da Joule-Thomson sakamako. Liquefied iskar gas da aka samar ta hanyar yin amfani da mahara refrigeration raka'a (kuma inganta kafofin watsa labarai). A wannan yanayin da matsakaici, wanda aka halin ƙananan tafasar batu ne takaice a karkashin matsin saboda da danshin na mafi girma tafasar makwabcin. Wannan hanya ne ya fi kowa, kuma aka sani a matsayin mai cascade liquefaction. A mafi yawan lokuta, da refrigerant a mataki na farko abubuwa propane (wani lokacin ammonia), da kuma na biyu - ethylene. Saboda haka, liquefaction na iskar gas ne da za'ayi a cikin wannan harka a ƙarƙashin rinjayar da vaporized ethylene. Game da refrigeration hawan keke da cewa an gina a kan Joule-Thomson sakamako ambata a sama, daga gare su rarrabe duka biyu da guda da kuma biyu throttling, kazalika da pre-sanyaya saboda da musamman rafi da extraneous wakili.

Liquefaction na manyan shigarwa

Liquefied gas iya zama ta hanyar yin amfani da wani guda-Threaded cascade sake zagayowar. Akwai tsaye multicomponent refrigerant cakuda wanda ya hada da nitrogen da hydrocarbons. Wannan hanya da ta gyare-gyare da aka fi sau da yawa amfani a fi girma shigarwa, wasan kwaikwayon na wanda yake tsakanin biyu da miliyan biyar cubic mita ƙãre samfurin da rana. Liquefied gas a cikin wannan hanya ne m cikin sharuddan gwada da low makamashi ta halin kaka. A daya hannun, guda-cascade sake zagayowar bukatar babban adadin karfe amfani da kayan aiki.