跨孔电波衰减成像初始振幅估算方法比较

倪建福, 刘四新

Comparison of initial amplitude estimation methods for cross-hole electromagnetic wave attenuation tomography

Jian-Fu NI, Si-Xin LIU

图6 双频电磁波法电导率模型与两组频率电导率层析成像结果对比 a—良导体电导率模型;b—双频电磁波法电导率层析成像结果(1 MHz,1.2 MHz);c—双频电磁波法电导率层析成像结果(10 MHz,12 MHz)

Fig.6 Comparison of dual-frequency electromagnetic wave method conductivity model and two sets of frequency conductivity tomography results a—conductivity model diagram in the case of good conductor;b—conductivity tomography of dual-frequency electromagnetic wave method (1 MHz & 1.2 MHz);c—conductivity tomography of dual-frequency electromagnetic wave method (10 MHz & 12 MHz)