塔里木盆地稠油地球化學：油源及成藏期研究——以輪南、塔河油田奧陶系為例.pdf

1、中國石油勘探開發(fā)研究院博士學位論文塔里木盆地稠油地球化學：油源及成藏期研究——以輪南、塔河油田奧陶系為例姓名：馬安來申請學位級別：博士專業(yè)：礦產普查與勘探指導教師：張大江張水昌2003.5.1ABSTRAC警Due耙aargecompositebasintherecognitionofthemainsonrcerocksandtheperiodsofreseTvolrformationisapracticalpmbDmpuz23Jngt

2、hepetroleumexplomlionintheTanmBasin，NWC蠹蕊Inthedissertationthegeochemistryoftheheavy蕊sfromOrdovidanFesefvoirinLuunm_l，TaheoilfieldsandoilsourcecorrelationswerecarriedoutForthefiratime，theasphalteaaeofthenormaloils，heavyoi

3、lsandoilsandfromTarimBasinweresystematicallyan&vzedusingRillOnScatalyzedoxidationO玨co)曩∞s／zuctureinformationoftheasphalteneandthebiomarkersboundedoiltheasphaltenewereattemptedtouse衙OnoilcorrelationsCombinedwiththegeologi

4、calbackgroundtheperi碰ofresewoirforma60nofheavyoilsformbLvB蘸aand骶oilfietdswasdiSCUSSedTwomainsotll_cemcksCambrianandMiddleUpperOrdovicianwithgreat越fferenceinmaturity；weredevelopedintheTarimBasin霹端formerisrichintricydictel

5、panegammaceraneC，8stegaile，dinosterane，triaromalicdinostenane，4methyl24ethyl‘cholesterane4methyt24ethyltriammaliecholesterane24norcNalesterar挺poorin(麓黜瀚強&terpaneDuetothefaciesdifig目encethesourcerocksofMid棚eUpperOrdovicia

6、nshowedgreatdifferencei11biomarkerselistribution。毗sot講cerocksofMiddleUpperOrdoviciandevelopedinthe∞closed梅semienclosedlagoonhadgim囂arbiomarkersdisdaibutionwiththatoftheCambrianwhilethes01trcerocksdevelopedintheslopeofnmr

7、ginalplatformshowedcontrarybiomarkerspattemwimthatoftheCambrian、0n—sourcecorrelationsshowedexcepttheheavyoilin1D2well，aheavyoilgeneratedfromtheCambriansou&cerockstheheavyoilsformLunnarkTaheoilfieldsandmostoilsfro黻uorthem

8、Tarimbasinhaveclosegeneticrelafionship謝瞧theMiddleUpperOrdovidanso!ll℃erocksProportioNngexpefimenmsuggestedthatifevenonly25％Cambrian甜fromTD2wellwereaddedb《端oilsorL照natedfromtheMiddleU翻。囂Ordovicianthemixturewol遘ddispaythec

9、haracterizesoftheoils酬咖atedfromtheCambrian。ⅡlisindicatedthattheoilsfromtheCambrianhavenotmixedwiththeoili℃servoitsinLurmanandTaheoilfields泌largescNe愛easphalteneRICOindicatedtheproductsoftheheavyoilsfromLunnanTahe鹺瑤ddshav

10、esinfilardistribufioninnalkanoicacids越ldthebiomarkersboundedontheasphMteneindicatingthes鰳eori壺，WhilethebiomadoerboundedoBtheaqpheateneoftheheavyoilsfromTD2wdlandtheoilsandnomHalwellshowedgreatdifferencefromthatoftheheavy

11、oilsfromLannanandTaheoilfieldsindicatingadifferentSOl／iceTherearemultipieverioasofreservoirformationinTabeiUpliftButonly氆【e菇eCaledoni黼andHimalayanperiodshaves])ecificevidences’[heremaybea廿柏dofreservoirformationinLateHerc

12、ynianperiodwhichteadtotheformationoftheheavyoils遮l璐鞠andTaheoilfiel趣butlackingoffluidinclusionrecordingInLateTertiarylargescalehydrocmJoontitledinthetrapandmeoilweregeneratedfromMiddleUpperOtxtovician。。Thesecondperiodofoi