LNG bụ mbiri nke English Liquefied Natural Gas, ya bụ, gas sitere n'okike.Ọ bụ ngwaahịa nke jụrụ oyi na liquefaction nke gas (methane CH4) mgbe emechara ọcha na oke okpomọkụ (-162 Celsius C, otu nrụgide ikuku).The olu nke liquefied eke gas na-ukwuu na-ebelata, banyere 1/600 nke olu nke eke gas na 0 Celsius C na 1 ikuku mgbali, ya bụ, 600 cubic mita nke eke gas nwere ike nweta mgbe 1 cubic mita nke LNG bụ. gasified.
Gas na-ekpo ọkụ enweghị isi na enweghị isi, isi ihe mejupụtara ya bụ methane, enwere adịghị ọcha ndị ọzọ, ọ dị ọcha.ike.Njupụta mmiri ya dị ihe dịka 426kg / m3, njupụta gas dị ihe dịka 1.5 kg / m3.Oke mgbawa bụ 5%-15% (olu%), ebe mgbanye dị ihe dịka 450 Celsius.A na-emepụta gas sitere n'okike nke mmanụ / gas na-emepụta site na iwepụ mmiri mmiri, acid, ihicha, nkwụsị nke akụkụ na obere okpomọkụ condensation, na olu na-ebelata na 1/600 nke mbụ.
Site na mmepe siri ike nke ọrụ “West-East Gas Pipeline” nke obodo m, ewelitela okpomọkụ mba nke iji gas na-eme ihe.Dị ka isi iyi kachasị mma n'ụwa, a na-eji gas sitere n'okike akpọrọ ihe na nhọrọ nke isi gas gas na obodo m, na nkwalite ike nke gas sitere n'okike aghọwo amụma ike nke obodo m.Otú ọ dị, n'ihi nnukwu ọnụ ọgụgụ, nnukwu ego na ogologo oge owuwu nke ikuku gas na-ebufe pipeline ogologo oge, ọ na-esiri ike maka pipeline dị anya iru ọtụtụ obodo n'ime obere oge.
N'iji nrụgide dị elu mee ihe, a na-ebelata ụda nke gas na-emepụta ihe dị ka ugboro 250 (CNG) maka njem ụgbọ njem, mgbe ahụ, usoro nke ịda mbà n'obi na-edozi nsogbu nke isi mmalite gas na obodo ụfọdụ.Ngwa teknụzụ refrigeration dị ala dị ala iji mee ka gas sitere n'okike bụrụ ọnọdụ mmiri mmiri (ihe dị ka ugboro 600 pere mpe na olu), na-eji tankị nchekwa oyi dị ala, na-ebufe gas sitere n'okike site na ụgbọ ala, ụgbọ oloko, ụgbọ mmiri, wdg. , wee na-echekwa na regasifying LNG na ultra-obere okpomọkụ nchekwa tankị atụnyere na CNG mode, gas na-enye mode nwere elu nnyefe arụmọrụ, ike nchekwa na ntụkwasị obi, na ike mma dozie nsogbu nke obodo mepere emepe eke gas isi mmalite.
Njirimara nke LNG
1. Obere okpomọkụ, nnukwu mgbasawanye gas-mmiri mmiri, ike dị elu, dị mfe ibufe na ịchekwa.
1 mita cubic ọkọlọtọ nke gas sitere n'okike nwere oke ọkụ nke ihe dịka 9300 kcal
1 ton nke LNG nwere ike ịmepụta 1350 cubic mita nke gas sitere n'okike, nke nwere ike ịmepụta ọkụ eletrik 8300.
2. Ike dị ọcha - A na-ewere LNG ka ọ bụ ike anụ ọhịa kachasị dị ọcha n'ụwa!
Ọdịnaya sọlfọ nke LNG dị oke ala.Ọ bụrụ na ejiri 2.6 nde tọn / afọ nke LNG maka nrụpụta ike, ọ ga-ebelata ikuku SO2 site na ihe dị ka tọn 450,000 (ihe dịka okpukpu abụọ nke ikuku SO2 kwa afọ na Fujian) ma e jiri ya tụnyere coal (lignite).Kwụsị mgbasawanye nke usoro mmiri ozuzo acid.
Ike ikuku ikuku NOX na ikuku CO2 bụ naanị 20% na 50% nke ụlọ ọrụ ọkụ
Ọrụ nchekwa dị elu - kpebisiri ike site na ọmarịcha anụ ahụ na kemịkalụ nke LNG!Mgbe gasification gasịrị, ọ dị ọkụ karịa ikuku, enweghị agba, isi na adịghị egbu egbu.
Elu mgbanye ebe: akpaaka mgbanye okpomọkụ bụ banyere 450 ℃;nso nso a dị warara: 5%-15%;dị mfe karịa ikuku, dị mfe ịgbasa!
Dị ka isi iyi ike, LNG nwere njirimara ndị a:
N'ụzọ bụ isi, LNG anaghị emepụta mmetọ mgbe ọkụ gbachara.
A na-ekwe nkwa ntụkwasị obi nke ọkọnọ LNG site na nkwekọrịta na ọrụ nke yinye dum.
A na-ekwe nkwa nchekwa nke LNG n'ụzọ zuru ezu site n'ịmejuputa usoro nke ụkpụrụ mba ụwa na nhazi, iwu na mmepụta usoro.LNG anọwo na-arụ ọrụ afọ 30 n'enweghị ihe ọghọm ọ bụla.
LNG, dị ka isi iyi ike maka nrụpụta ike, na-akwado ụkpụrụ kachasị elu, ọrụ nchekwa na njikarịcha nke grid ike yana nkwalite nke usoro ọkọnọ ike.
Dị ka ike obodo, LNG nwere ike imeziwanye nkwụsi ike, nchekwa na akụ na ụba nke ọkọnọ gas.
Ojiji dị ukwuu maka LNG
Dị ka mmanụ ọkụ dị ọcha, LNG ga-abụ otu n'ime isi mmalite ike na narị afọ ọhụrụ.Kọwaa ihe eji eme ya, ọkachasị gụnyere:
A na-eji ọnụ ọgụgụ kasị elu na ịkpụcha ihe mberede eme ihe maka ibunye gas obodo
Ejiri ya dị ka isi iyi gas maka ọkọnọ gas pipeline na nnukwu obodo na ọkara
Ejiri ya dị ka isi iyi gas maka gasification nke obodo LNG
Ejiri ya dị ka mmanụ ụgbọala maka ịgbanye mmanụ ụgbọala
eji dị ka mmanụ ụgbọ elu
Oyi ike itinye n'ọrụ nke LNG
Sistemụ Ike ekesara
Oge nzipu: Eprel-19-2022