【摘 要】
：
共转换点(CCP)定位是转换波资料处理中的关键环节.但由于转换波射线路径具有明显的不对称性,且转换点坐标是深度、炮检距、纵横波速度及倾角等多种因素的函数,使得CCP的定位
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共转换点(CCP)定位是转换波资料处理中的关键环节.但由于转换波射线路径具有明显的不对称性,且转换点坐标是深度、炮检距、纵横波速度及倾角等多种因素的函数,使得CCP的定位十分困难.给出了计算CCP坐标的基本原理,根据原理和目标区的地质构造特点,通过时变、空变划分时窗,设计了CCP定位前的转换波处理流程,对沾化凹陷罗42井区8条二维测线进行试处理,实现了真正的CCP叠加,收到了较满意的效果.
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