莫北油气田三工河组油气藏油气水分布规律及油藏类型

JOURNAL OF XINJIANG PETROLEUM INSTITUTE(2001)

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Abstract
莫北油气田三工河组油气藏油气水分布主要受构造控制,在J1S21油藏受岩相控制较明显.以地震、地质研究及试油、试采资料为依据,对试油资料不足的区块结合五种经验判别方法(Φ1参数判别法、C5+含量判别法、C1/C5+比值判别法、F参数等级分类判别法和Z因子判别法)进行综合分析.莫北2井区J1S21砂层油气界面仍需通过评价井MB2003井试油才能落实,油气藏类型为层状低孔低渗、带边水的凝析油气藏;J1S22砂层据开发评价井MB2003井测井曲线和三维地震解释,结合该井试油成果资料,确定了油水界面,油气藏类型为带油环带边底水的低孔低渗凝析气藏.莫北9井区块J1S21和J1S22分属两个不同油藏.J1S22为构造油藏,J1S21为受岩性控制的构造油藏.
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