地表水平正反敲击激振下孔法剪切波速测试理论依据讨论

肖妍姗, 周正华, 苏杰, 魏鑫

Discussion about the theoretical basis of the down-hole method for shear wave velocity test under surface forward and reverse horizontal hammer strikes

XIAO Yan-Shan, ZHOU Zheng-Hua, SU Jie, WEI Xin

图3 水平正反向激振下不同深度测点x向记录波形 a、b、c—部分深度的测点时程曲线;d、e、f—8 m、16 m、24 m测点放大波形示意

Fig.3 Signal traces at different depth observation points in x-direction under the horizontal forward and backward excitation a、b、c—the original signal traces at different selected depth;d、e、f—amplified waveform of partially signals at observation points with depth of 8 m,16 m,24 m