一种基于随钻VSP地震地质导向的钻井轨迹高效优化方法及其应用

杨敬雅, 李相文, 刘永雷, 徐博, 高江涛, 王茂, 吴江勇, 张泉

An efficient method for drilling trajectory optimization based on seismological and geological guidance of VSP data during drilling and its application

Jing-Ya YANG, Xiang-Wen LI, Yong-Lei LIU, Bo XU, Jiang-Tao GAO, Mao WANG, Jiang-Yong WU, Quan ZHANG

图7 WELL1井基于VSP驱动处理前后地震偏移剖面、均方根振幅属性对比 a—基于VSP数据驱动地震速度后的偏移处理数据地震剖面;b—老数据地震剖面;c—基于VSP数据修正地震速度后的偏移处理数据的储层预测平面;d—基于老数据的储层预测平面

Fig.7 Seismic migration profile and RMS amplitude attribute contrast map of WELL1 well before and after VSP drive processing a—seismic profile of migration processing data driven by VSP data;b—old seismic data profile;c—reservoir prediction plane pap of migration processing data modified by VSP data;d—reservoir prediction plane map based on old data