摘要
在介绍超声焊接中的声学系统频率特性的基础上,着重阐述了超声波电源的几种主要的频率跟踪方式,并指出其发展方向。
Through the simple introduction of the frequency characteristics of sound system in ultrasonic welding,some main modes of self-tracking in ultrasonic power are illuminated,and its development direction is pointed out.
出处
《电焊机》
2003年第8期39-42,共4页
Electric Welding Machine
关键词
频率跟踪
超声换能器
谐振
frequency tracking
ultrasonic transducer
resonance
