地震波形指示反演方法在叠置薄砂岩预测中的应用——以松辽盆地南部乾安油田高台子油层为例

杨光, 王立贤, 胡佳, 刘智军, 张红杰, 王云鹤, 孙龙, 张旭升, 陈彦虎

Application of the seismic meme inversion method in predicting superimposed thin sandstones: A case study of the Gaotaizi oil layer in the Qian'an oilfield,southern Songliao Basin

YANG Guang, WANG Li-Xian, HU Jia, LIU Zhi-Jun, ZHANG Hong-Jie, WANG Yun-He, SUN Long, ZHANG Xu-Sheng, CHEN Yan-Hu

图2 叠置薄砂岩地质模型、正演地震道与不同方法反演结果对比 a—叠置薄砂岩地质模型;b—阻抗模型叠合地震波形;c—稀疏脉冲反演结果叠合地震波形;d—波形指示反演结果叠合地震波形

Fig.2 Comparison of superimposed thin sandstone geological model, forward-modeled seismic traces and inversion results from different methods a—stacked thin sand bodies geological model;b—impedance model overlaid with seismic waveform;c—sparse spike inversion results overlaid with seismic waveform;d—waveform-indicated inversion results overlaid with seismic waveform