黃河口凹陷南斜坡新生界流體包裹體特征及成藏期
發(fā)布時(shí)間:2018-11-09 08:01
【摘要】:利用流體包裹體的分析測(cè)試技術(shù)與研究方法,對(duì)黃河口凹陷南斜坡火山巖發(fā)育區(qū)新生界碎屑巖儲(chǔ)層流體包裹體進(jìn)行了顯微熒光、均一化溫度、鹽度及豐度等分析測(cè)試,定量確定了油氣藏的成藏期次和油氣充注時(shí)間。結(jié)果表明:儲(chǔ)層流體包裹體主要包括鹽水包裹體、油氣包裹體2種類型,油氣包裹體以綠色、黃色及藍(lán)色熒光為主;新近系和古近系鹽水包裹體的均一化溫度分別為90~120℃,60~90℃,具有單峰、窄主頻的特點(diǎn),鹽度數(shù)據(jù)和包裹體豐度具有雙低特點(diǎn);古近系和新近系油氣成藏期為3.0 Ma以來,表現(xiàn)出晚期快速充注、同期幕式成藏的特點(diǎn),具有"垂向貫通式"成藏模式。
[Abstract]:The fluid inclusions of the Cenozoic clastic rock reservoirs on the south slope of the Huanghekou depression were analyzed and tested by means of fluid inclusion analysis and testing techniques, such as microscopic fluorescence, homogenization temperature, salinity and abundance, etc. The oil and gas accumulation time and filling time are determined quantitatively. The results show that the reservoir fluid inclusions mainly include brine inclusions, oil and gas inclusions of two types, oil and gas inclusions mainly green, yellow and blue fluorescence; The homogenization temperatures of brine inclusions of Neogene and Paleogene are 90 ~ 120 鈩,
本文編號(hào):2319827
[Abstract]:The fluid inclusions of the Cenozoic clastic rock reservoirs on the south slope of the Huanghekou depression were analyzed and tested by means of fluid inclusion analysis and testing techniques, such as microscopic fluorescence, homogenization temperature, salinity and abundance, etc. The oil and gas accumulation time and filling time are determined quantitatively. The results show that the reservoir fluid inclusions mainly include brine inclusions, oil and gas inclusions of two types, oil and gas inclusions mainly green, yellow and blue fluorescence; The homogenization temperatures of brine inclusions of Neogene and Paleogene are 90 ~ 120 鈩,
本文編號(hào):2319827
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