The special acoustic wave emission and receipt apparatus can be adopted to detect the anchorage quality of anchor bars by means of variation principle of the reflected energy and phase of audio frequency stress wave on the different wave impedance surface.
湖南潭邵高速公路高边坡工程治理中采用了大量的锚杆锚固治理方案 ,利用声频应力波在不同波阻抗面反射的能量和相位的变化原理 ,采用特殊的声波发射和接收装置 ,对该工程的锚杆锚固质量进行了检测 ,并对检测技术进行了探讨。