基于广义S变换的透射槽波埃里相识别

陈波, 朱国维, 武延辉, 杨振强, 周俊杰

Research on identifying the airy phase of transmitted channel waves based on generalized S-transform

CHEN Bo, ZHU Guo-Wei, WU Yan-Hui, YANG Zhen-Qiang, ZHOU Jun-Jie

图6 实际槽波数据的S变换和广义S变换(A=0.4239,B=0.471)提取频散曲线对比分析 a—某工作面第12炮第10道透射槽波记录;b—图6a数据S变换提取的频散曲线;c—图6a数据广义S变换提取的频散曲线

Fig.6 Comparison of the dispersion curve extracted by S-transform and generalized S-transform(A=0.4239,B=0.471) for real data a—the 10th transmitted channel wave of the 12th shot in a coal mining face;b—dispersion curve of Fig. 6a extracted by S-transform;c—dispersion curve of Fig. 6a extracted by generalized S-transform