改进的贝叶斯迭代反演方法及其在白云岩致密储层识别的应用

马琦琦, 孙赞东, 杨柳鑫

Modified Bayesian iterative inversion method and its application to dolomite tight oil reservoirs prediction

Qi-Qi MA, Zan-Dong SUN, Liu-Xin YANG

图4 实测井曲线与反演结果对比 a—无噪声反演纵波阻抗;b—无噪声反演横波阻抗;c—无噪声反演密度;d—信噪比为2时反演纵波阻抗;e—信噪比为2时反演横波阻抗;f—信噪比为2时反演密度

Fig.4 Comparison of inversion results with real logging data a—inverted P-impedance results (noise free);b—inverted S-impedance results (noise free);c—inverted density results;d—inverted P-impedance results (S/N=2);e—inverted S-impedance results (S/N=2);f—inverted density results (S/N=2)