The effects of casing diameter on acoustic log in cased-borehole at free pipe situation are investigated with finite element method (FEM).
用有限元方法研究了自由套管井中不同直径的套管对声波测井的影响。
2
A log that USES the variations in amplitude of an acoustic signal traveling down the casing wall between a transmitter and receiver to determine the quality of cement bond on the exterior casing wall.
使声波信号沿着发射器和接收器之间的套管井壁传播时的幅度衰减确定套管外水泥胶结质量的声波测井方法。
3
Sector Cement Bond Tool(SBT) is an acoustic log tool for inspecting quality of the cement bond around the circumference of the casing tubing ans for measuring the pore paths.