煤及海相頁巖的生排烴動力學(xué)實驗及初步應(yīng)用.pdf

1、中國科學(xué)院廣州地球化學(xué)研究所碩士學(xué)位論文煤及海相頁巖的生排烴動力學(xué)實驗及初步應(yīng)用姓名：田靜申請學(xué)位級別：碩士專業(yè)：地球化學(xué)指導(dǎo)教師：王云鵬20070618AbstraetThekineticexperimentofhydrocarbongenerationandprimaryalsionofcoalandmaIineshaleanditspreliminaryapplicatimexpulsioncoalanditsprelimmary

2、applicationmanneanByJingTianSupervisedbyYunpengWangAbstractsThispaperisfocusingonthefollowingquestions：WhatisthehydrocarbongeneratingcapabilityofcoalandmarineshaleWhataretheirmainhydrocarbongeneratingstagesandgeneratingr

3、atesWhatarethemainhydrocarbonexpulsionstages，mechanismandcharacteristicsofcoalandmarineshaleWhatarethehydrocarbongenerationpotentialsandtheirsecondarycrackingcharacteristicsforcoalandmarineshaleThefollowingchapterswillan

4、swerthesequestionsonebyoneThekineticexperimentsofprimaryhydrocarbongenerationofcoalandmarineshale，wholerockexpulsionandthegasgenerationkineticsofdifferentprecursorsareperformedinthispaperThekineticexperimentalresultsofhy

5、drocarbongenerationindicatethatthehydrocarbongeneratingcapabilityofmarineshaleislargerthanthatofcoalnotonlyinmuchhigherhydrocarbongeneratingrate，butalsoinmuchlongerhydrocarbongeneratingtimeThemainhydrocarbongeneratingsta

6、geofcoalisRo(％)=072123％，whilemarineshaleisRo(％)=O7111％Inthegeologicheatingrateof5。C／Ma，thecorrespondinggeologictemperaturesofmainhydrocarbongeneratingperiodare126—1605“Cformarineshaleand128—1685“Cforcoalrespectivelywhich

7、showsthatmarineshale’SmainhydrocarbongeneratingperiodisnarrowerthanthatofcoalAlumpyrocksampleisusedinthegenerationexpulsionexperimentinordertotrulysimulatetherealgeologicalconditionItCanbefoundthatbothcoalandmarineshaler

8、eachhydrocarbongenerationpeakfirstlyandthenhydrocarbonexpulsionpeakafterwardsThequantityofretainedhydrocarbonincoalislargerthanthatofmarineshaleThisincreasesthedifficultyofhydrocarbongeneratedincoaltobeexpulsedbecausecoa