石油实验地质Issue(2):246-251,258,7.DOI:10.7603/s40972-015-0038-y
滨里海盆地南缘盐构造相关油气成藏特征及其物理模拟
Characteristics of reservoirs related to salt structure and its experimental simulation in the southern margin of Precaspian Basin
摘要
Abstract
Based on the interpretation of seismic profiles and hydrocarbon accumulation simulation, the charac⁃teristics of salt⁃related structures and reservoirs in the southern margin of Precaspian Basin are analyzed. Salt diapirs and salt walls are the main structure types in the study area, with welds, rolls or bedded layers of salt playing a connecting role between them. There are two hydrocarbon accumulation mode types, one associated with salt welds in the postsalt formations and the one with heterogeneous reservoirs in the presalt formations, divided by the salt layer. The 2D experimental modeling of oil migration and accumulation indicates that salt welding is the key of oil accumulation in the postsalt formations, while faults and interlayer heterogeneity control the distribution of oil in the presalt formations. The result is significant for understanding the oil migration and accumulation in salt⁃related structures and guiding oil exploration and development of salt⁃bearing basins.关键词
盐构造/油气成藏模式/成藏模拟实验/滨里海盆地Key words
salt structures/hydrocarbon accumulation mode/accumulation simulation experiment/Precaspian Basin分类
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杨泰,汤良杰,余一欣,郑俊章,王震,孔令洪,王燕锟..滨里海盆地南缘盐构造相关油气成藏特征及其物理模拟[J].石油实验地质,2015,(2):246-251,258,7.基金项目
国家科技重大专项(2011ZX05029-002,2011ZX05002-003-001,2011ZX05002-006-007HZ,2011ZX05031-001-008HZ)、国家自然科学基金项目(41172125,40972090)和国家重点基础研究发展计划(973)项目(2012CB214804,2005CB422107)资助。 ()