压电陶瓷换能器由压电陶瓷片和轻、重两种金属组成，在一定的温度下经极化处理后，具有压电效应。压电陶瓷超声换能器很早就进入了人们的研究视野，它制作方便，可操控强，灵敏度高，机电耦合性好。基于压电陶瓷开发的换能器包括功率超声换能器和检测超声换能器。
西德原装压电陶瓷换能器，输出强劲稳定。
West Germany Electro-Press ceramic transducer to ensure powerful power output.
介绍了压电陶瓷换能器产生和接收超声波的工作原理，当输入电压的频率为借振频率时，超声波在介质中产生的驻波最强。
The principle of producing and receiving ultrasonic wave with the piezoelectric ceramics transducer is introduced. Standing wave is strongest when voltage frequency is resonance.
压电陶瓷具有许多优点，因而广泛应用于换能器中。
Piezoelectric ceramics have been widely used in transducers because of their many advantages.
应用推荐