简介:摘要随着经济全球化的不断深入,人们对能源特别的石油资源的消耗量也在不断的增大,近些年来,石油急剧减产,新能源的开发迫在眉睫,国内外掀起了非常规油气勘探开发的热潮,美国加利福尼亚州中新世Antelope页岩,西西伯利亚Bazhenov页岩和英国侏罗纪Kimmeridge页岩均有页岩油产出,我国大陆盆地包括济阳拗陷,东营坳陷,辽河坳陷,泌阳坳陷也在不同程度的开采出了页岩油流,其中济阳坳陷沙三下亚段的勘探潜力极大,笔者通过对该地区烃源岩生,储油气能力的分析,分析出不同的因素对页岩油气含油性有着不同的控制作用,对今后页岩油气藏的预测,起到极大的促进作用。
简介:The^Siand^1Hhigh-resolutionliquid-phaseNMRhasbeenusedtoinvestigatethehydrolysisprocessofthetetraethylorthosilicate(TEOS).^1H-NMRspectroscopyshowsthatthehydrolysisofTEOSinTPAisfasterthaninTEA.TheimpactsofTPAandTEAontheTOEShydrolysisprocessanditshydrolyzedproductdistributionhavebeenobservedby^29Si-NMRrespectively.Theinfluencesofwaterandtheisopropylalcoholonhydrolysishavealsobeendiseussed.ThepresenceofTBOTmarksanevidentdifferentiationbetweenTPAandTEAforhydrolysisin^29Si-NMRspectra.
简介:Thispaperhasstudiedthevapor-liquidequilibrium(VLE)forthesalt-containingextractivedistillationofthe1-propanol/watersystem.BinaryVLEdataweremeasuredforthesystemsof1-propanol(1)/KAc(4),ethanediol(3)/KAc(4),and1-propanol(1)/ethanediol(3),withtheVLEdatacorrelatedwiththeNRTLmodelinordertoobtainthemodelparametersofthesebinarysystems.ThebinaryVLEdatacitedintechnicalliteraturewerecorrelatedtoobtainthemodelparametersforotherbinarysystems.VLEdataofternaryandquaternarysystemspredictedbytheNRTLmodelagreedwellwiththeliteraturedata.TheinfluenceofKAc,ethanediol,andtheKAc/ethanediolmixtureonvolatilitybetween1-propanolandwaterwasinvestigatedrespectively.Testresultsshowedthattheabove-mentionedmaterials(KAc,ethanediol)andtheirmixture(KAcandethanediol)havedifferentinfluenceonthevolatility.Whenx3=0.5,andx4=0.05,theazeotropicpointcanbeeliminated.TheNRTLmodelmethodofsalt-containingVLEissimpleandeffectiveforthepredictionofthesystem’sVLEdata.
简介:Theprojectforcatalyticconversionofbiomassinto1,2-propanedioljointlydevelopedbytheCASDalianInstituteofChemicalPhysics(DICP)hasmadegreatstridesaftersuccessfulcommissioningofa100t/apilotplantatthefirstattemptwiththeconversionrateandproductselectivitybothreachingover90%.