基于超声导波的螺栓轴向应力测量方法
杨宇1(),杨昌群2,赵勃3,4()
Measurement method of bolt axial stress based on ultrasonic guided waves
Yu YANG1(),Changqun YANG2,Bo ZHAO3,4()

图4. 不同轴向应力下的超声导波回波仿真结果

Fig.4. Simulation results of ultrasonic guided wave echo under different axial stress