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尺度放大时逾渗模型中的油气运移路径变化规律探讨
周波 金之钧 罗晓容 王毅 张发强
摘 要:数值模拟获得的油气二次运移路径不受模拟网格大小的影响,但模拟网格的大小却影响侵入相饱和度值的大小.其中,运移网格的宽度和侵入相饱和度呈指数关系,运移网格的长度和侵入相的饱和度无关,运移网格的尺度和侵入相饱和度呈指数关系.这一规则的发现为逾渗理论从微观放大到盆地尺度提供了理论依据.
关键词:数学模拟;逾渗模型;油气运移;尺度放大;油气运移路径;模拟网格
分类号:TE112 文献标识码:A
文章编号:0253-9985(2007)02-0175-06
Changing patterns of hydrocarbon migration pathway in a up-scaling percolation model
Zhou Bo Jin Zhijun Luo Xiaorongi Wang Yi Zhang Faqiang
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基金项目:国家重点基础研究发展规划项目(G1999043310)
作者简介:周波(1976-),男,博士后,油气成藏动力学和油气运移数值模拟
作者单位:周波(中国石油化工股份有限公司,石油勘探开发研究院,北京,100083;中国地质大学,北京,100083)
金之钧(中国石油化工股份有限公司,石油勘探开发研究院,北京,100083)
罗晓容(中国科学院地质与地球物理研究所,北京,100029)
王毅(中国石油化工股份有限公司,石油勘探开发研究院,北京,100083)
张发强(中国石油化工股份有限公司,石油勘探开发研究院,北京,100083)
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