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4 压缩感知拓频前后地震剖面对比 a—拓频前地震剖面;b—拓频前地震频谱;c—拓频后地震剖面;d—拓频后地震频谱

Fig.4 Comparison of seismic profiles before and after frequency extension based on compressed sensing method a—seismic section before extension frequency;b—seismic spectrum before extension frequency;c—seismic section after extension frequency;d—seismic spectrum after extension frequency