（建筑工程管理）美国石油工程师协会LNG工艺介绍LNGPEPSPE.pdf

（建筑工程管理）美国石油
工程师协会LNG工艺介绍
LNGPEPSPE
2 dheavierhydrocarboncompoundsinnaturalgaswillfreezeatLNGtemperatures,they
mustfirstberemoved,anddisposedormarketedasseparateproducts.
ThispaperwillprovideanoverviewofLNGliquefactionfacilities,frominletgasreceivingtoLNGsto
,
mongthecommerciallyavailableliquefactionprocesses(cascade,singlemixedrefrigerant,pro
pane-pre-
cooledmixedrefrigerant,doublemixedrefrigerant,nitrogen,etc.)
provideSPEmemberswithaclearunderstandingofthetechnologies,equipmentandprocesschoi
cesrequiredforasuccessfulLNGproject.
Introduction
Theliquefiednaturalgas(LNG)’tan
oilandgasexportingcountrythatdoesn’thaveaLNGplantintheplanningstageorunderconstruct
(Mtpa)ofprodu
,newprojec
tsintheAtlanticBasin,AsiaPacificandMiddleEastcouldwelldoublethatfigureinthesametimefra
(集合
),500Tcf(420BillionBOE)ofknownnaturalgasre
servestranded(搁浅
)