石油实验地质2017,Vol.39Issue(2):195-202,212,9.DOI:10.11781/sysydz201702195
海陆对比看南黄海海相中—古生界的生储盖组合特征
Source-reservoir-seal assemblage of marine Mesozoic-Paleozoic in South Yellow Sea Basin by land-ocean comparison
摘要
Abstract
The South Yellow Sea Basin is the main body of the Lower Yangtze area, where marine Mesozoic-Paleozoic strata are widely distributed. The characteristics of source-reservoir-seal assemblage of the marine Mesozoic-Paleozoic strata in the South Yellow Sea Basin were analyzed by comparing the characteristics of hydrocarbon source rocks, reservoir and cap rocks, and combining with seismic sections, drilling and outcrop data. Four sets of hydrocarbon source rocks developed, including the Lower Cambrian Hetang and Mufushan formations, the Lower Silurian Gaojiabian Formation, the Lower Permian Qixia Formation, and the Upper Permian Longtan and Dalong formations. By comparing the characteristics of hydrocarbon source rocks of the Yangtze land area, the source rocks of the South Yellow Sea Basin may be classed as good hydrocarbon source rocks. Carbonate is the main reservoir type in the South Yellow Sea area, and there are four carbonate reservoir types: porous dolomitic, reef-bank, weathered crust and fractured. The marine strata of South Yellow Sea Basin developed three sets of regional cap rocks and three sets of complete assemblages. The South Yellow Sea Basin has very good oil and gas prospects.关键词
生储盖组合特征/海相中—古生界/南黄海盆地/扬子区Key words
source-reservoir-seal assemblage/marine Mesozoic-Paleozoic/South Yellow Sea Basin/Yangtze block分类
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袁勇,陈建文,梁杰,张鹏辉..海陆对比看南黄海海相中—古生界的生储盖组合特征[J].石油实验地质,2017,39(2):195-202,212,9.基金项目
国土资源部项目(XQ-2005-01,2009GYXQ10)、中国地质调查局项目(GZH200800503,121201005000150008)和山东省博士后创新基金"南黄海盆地二叠系上统相震约束储层表征研究"(201602004)资助. (XQ-2005-01,2009GYXQ10)