Mokhoa oo Litsamaiso tsa liphaephe tse koahetsoeng ka vacuum li Fetolang Bokgoni ba Lipalangoang tsa LNG

Mohlolo oa Boenjiniere oa phaephe e nang le jekete ea vacuum

Phaephe e nang le insulated ea vacuum cleaner(VIP), e tsejoang hape e le phaephe e nang le vacuum jacket (VJP), e sebelisa annulus e nang le vacuum e phahameng (10⁻⁶ Torr) pakeng tsa mealo e tiileng ea tšepe e sa hloekang ho fihlela phetiso ea mocheso e batlang e se na letho. Meralong ea motheo ea LNG, litsamaiso tsena li fokotsa sekhahla sa ho belisa letsatsi le letsatsi ho ea ka tlase ho 0.08%, ha li bapisoa le 0.15% bakeng sa liphaephe tse tloaelehileng tse nang le foam insulated. Mohlala, projeke ea Chevron ea Gorgon LNG Australia e sebelisa phaephe e nang le vacuum jacket ea 18 km ho boloka mocheso oa -162°C ho pholletsa le sebaka sa eona sa kantle ho naha lebopong, e fokotsa tahlehelo ea matla ea selemo le selemo ka $6.2 milione.

Liphephetso tsa Arctic: Batho ba VIP Libakeng tse Feteletseng

Hloahloeng ea Yamal ea Siberia, moo mocheso oa mariha o theohelang ho -50°C,VIPMarangrang a nang le MLI ea mekhahlelo e 40 (multilayer insulation) a netefatsa hore LNG e lula e le mokelikeli nakong ea ho romelloa ha thepa ka har'a 2,000 km. Tlaleho ea Rosneft ea 2023 e totobatsa hore liphaephe tsa cryogenic tse koahetsoeng ka vacuum-insulated li fokolitse tahlehelo ea mouoane ka 53%, li boloka lithane tse 120,000 tsa LNG selemo le selemo—e lekanang le ho fepa matlo a 450,000 a Europe.

Mekhoa e Mecha ea Boqapi ea Nakong e Tlang: Ho Tenyetseha ho Kopana le Botsitso

Meralo e hlahelletseng ea lebasetere e kopanngoaliphaephe tse nang le vacuum cleanerbakeng sa khokahano ea modular. Setsi sa Shell sa Prelude FLNG se sa tsoa lekoa se koahetsoeng ka masela a kobehilengliphaephe tse tenyetsehang tsa baki ea vacuum, e fihlella lebelo la ho kenya ka lebelo la 22% ha e ntse e mamella kgatello ya 15 MPa. Ho feta moo, di-prototype tsa MLI tse ntlafaditsweng ke graphene di bontsha bokgoni ba ho fokotsa ho tsamaisa mocheso ka 30%, ho dumellana le dipheo tsa EU tsa phokotso ya mosi wa methane ka 2030.

Mokhoa oo Litsamaiso tsa liphaephe tse koahetsoeng ka vacuum li Fetolang Bokgoni ba ho Tsamaisa LNG ka Teng1


Nako ea poso: Hlakubele-03-2025