低频阴影检测技术在碳酸盐岩储层预测中的应用
Petroleum Geology & Oilfield Development in Daqing(2015)
Abstract
分析碳酸盐岩油气储层的地震响应特征及井旁道频谱认为,碳酸盐岩储层对低频地震响应更敏感.通过低频阴影检测技术原理提取的古城地区油气储层低频、瞬时、强能量信息,凸显出碳酸盐岩油气储层的地震响应特征.实践证明,储层预测成果与实际钻遇情况完全相符,进一步验证了古城地区碳酸盐岩储层的成因规律.
MoreKey words
low-frequency shadow,carbonatite/carbonate rock,reservoir prediction,generalized S transform,time-frequency analysis
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