用于混凝土坝裂缝检测的稳态表面波发射装置及形成方法

本发明提供用于混凝土坝裂缝检测的稳态表面波发射装置及形成方法，解决混凝土大坝开口垂直深层裂缝采用现有技术难以有效检测的技术问题。装置包括：检测信号控制器根据检测策略形成稳态表面波激振信号的控制数据，提供调整控制数据的人机交互界面；检测信号发生器用于根据控制数据形成相应激振信号的脉冲调制信号序列；信号功率放大器用于放大脉冲调制信号序列的信号功率，形成相应稳态表面波的顺序振动功率信号；稳态电磁激振器用于接收振动功率信号在坝体确定位置执行激振动作形成激振信号。可以根据检测需求对检测过程中激振信号进行持续定制。利用激振信号波形的可控性控制表面波发射信号波形，提高对混凝土结构物内部隐患的准确性判断。 The invention provides a steady-state surface wave transmitting device for concrete dam crack detection and a forming method. The technical problem that vertical deep cracks of a concrete dam opening are difficult to effectively detect by adopting the prior art is solved. According to the device, a detection signal controller forms control data of a steady-state surface wave excitation signal according to a detection strategy, and provides a human-computer interaction interface for adjusting the control data; the detection signal generator is used for forming a pulse modulation signal sequence of the corresponding excitation signal according to the control data; the signal power amplifier is used for amplifying the