The Engineering Marvel nke agụụ jakị ọkpọkọ

Vacuum mkpuchi mkpuchi(VIP), nke a makwaara dị ka vacuum jacketed pipe (VJP), na-eji annulus dị elu (10⁻⁶ Torr) n'etiti akwa igwe anaghị agba nchara iji nweta nnyefe okpomọkụ dị nso. N'ime akụrụngwa LNG, sistemu ndị a na-ebelata ọnụ ahịa esi nri kwa ụbọchị ruo n'okpuru 0.08%, ma e jiri ya tụnyere 0.15% maka ọkpọkọ na-ekpuchi ụfụfụ. Dịka ọmụmaatụ, ọrụ Chevron's Gorgon LNG dị n'Australia na-arụ ọrụ 18km nke oghere mkpuchi mkpuchi iji nọgide na-enwe okpomọkụ -162 Celsius n'ofe ọdụ ụgbọ mmiri ya, na-ebelata ike ike kwa afọ site na $6.2 nde.

Ihe ịma aka Arctic: Ndị VIP nọ na gburugburu oke

Na Saịberịa dị na Yamal Peninsula, ebe okpomọkụ na-adaba na -50 Celsius.VIPnetwọk nwere 40-layer MLI (multilayer insulation) hụ na LNG na-anọgide n'ụdị mmiri mmiri n'oge mbupu 2,000 km. Akuko Rosneft's 2023 na-eme ka ọ pụta ìhè na ikuku mkpuchi mkpuchi cryogenic belatara mfu vaporization site na 53%, na-echekwa tọn 120,000 nke LNG kwa afọ - nke dabara na ike ụlọ 450,000 Europe.

Ọdịnihu ọhụrụ: Mgbanwe na-ezute nkwado

Nhazi ngwakọ na-apụta na-ejikọtaoghere-mkpuchi hosesmaka njikọ modular. Ihe owuwu Shell's Prelude FLNG nwalere corrugad n'oge na-adịbeghị anyaoghere-jaketị na-agbanwe hoses, nweta 22% ngwa ngwa loading ọsọ mgbe iguzogide 15 MPa mgbali. Na mgbakwunye, ụdị MLI emelitere graphene na-egosi ikike iji 30% gbutuo conductivity thermal, na-adakọ na ebumnuche mbelata mbelata nke methane nke EU 2030.