基于分频构形反演方法的河道砂精准预测——以华北冀中探区赵皇庄地区为例

刘鸿洲, 王孟华, 张浩, 彭玲丽, 李雯, 张杰, 赵智鹏, 伍泽荆

Accurate prediction of channel sand based on frequency-divided configuration inversion method:A case study of Zhaohuangzhuang area in Jizhong Sag,Huabei Oilfield

LIU Hong-Zhou, WANG Meng-Hua, ZHANG Hao, PENG Ling-Li, LI Wen, ZHANG Jie, ZHAO Zhi-Peng, WU Ze-Jing

图9 不同反演参数的分频构形反演效果对比 a—波形对比时窗15 ms,波形相似程度0.75;b—波形对比时窗30 ms,波形相似程度0.9;c—波形对比时窗30 ms,波形相似程度0.5;d—波形对比时窗30 ms,波形相似程度0.75

Fig.9 Comparison of inversion effects of frequency division configuration inversion with different inversion parameters a—waveform comparison time window 15 ms,waveform similarity degree 0.75;b—waveform comparison time window 30 ms, waveform similarity degree 0.9;c—waveform comparison time window 30 ms,waveform similarity degree 0.5;d—waveform comparison time window 30 ms, waveform similarity degree 0.75