最优相关分析技术在精细层位标定中的应用  

Application of optimum coherent analysis in meticulous horizon calibration

作　　者：张绍辉[1] 张延章[1] 王秀萍[1] 岳奎[1] 

机构地区：[1]中油大港油田分公司,天津大港300280

出　　处：《特种油气藏》2004年第4期16-18,共3页Special Oil & Gas Reservoirs

摘　　要：将相关函数最优化分析技术引入到地震精细层位标定中 ,通过合成地震记录与井旁道地震波形特征的相关分析成果 ,实现层位标定高精度的自动优化识别。实践证明 ,应用此法可获得明显的钻探效果。该方法具有精度高、速度快、对实际经验依赖性差的特点 ,具有推广应用价值。The technique of optimum analysis of coherent functions is introduced into meticulous seismic horizon calibration. Through coherent analysis of synthetic seismogram and seismic waveform near wells, automatic, optimum and high accuracy discrimination of horizon calibration is realized. It is proved by practice that this method can obtain notable exploration result. It is accurate, fast and less dependent on experience, and is worth popularizing.

关 键 词：相干分析 精细层位标定 波形自动识别 合成地震记录 VSP速度分析 应用价值 

分 类 号：TE132.1[石油与天然气工程—油气勘探]