频率跟踪是超声波电源的一个重要特性。
Frequency tracking is an important characteristic of ultrasonic power.
铝合金超声铸造；超声波电源；频率控制；功率控制。
Aluminum ultrasound casting; ultrasound power; frequency tracking; power control.
本文主要对提出的高频超声波电源拓扑进行理论分析和设计。
This paper is mainly about the high power ultrasonic topological analysis and design.
超声波电源内置，功率可调、时间可调、台式结构，操作简单。
Ultrasonic power supply built-in, power adjustable, time is adjustable, desktop structure, easy to operate.
针对超声波电源需要解决的频率控制、功率控制和负载匹配三大重要技术问题分别进行了深入分析。
Three major technical issues related to ultrasonic power's performance are considered in this paper: including the frequency control, power control and load matching.
该方法对超声波电源实现自动识别、跟踪以及动态匹配压电换能器谐振频率等具有非常重要的参考作用。
The method is significant to automatic identifying and tracking ultrasonic power supply, and dynamic matching piezoelectric transducer resonant frequency.
目前，由于换能系统受高温铝合金熔体的影响比较大，国内常规超声波电源不能正常工作，因此有必要自行设计超声波电源。
Due to the high temperature influence the ultrasonic transducer system obviously, conventional ultrasonic power can not work long time. New ultrasonic power must be designed.
这些功能的实现是通过系统中电控部分的电源、时钟、存储、超声波脉冲信号发生、处理、温度采集、串行通信电路实现的。
These functions are realized by the circuits of power, clock, memory, ultrasonic pulse signal occurs and handle, temperature gathered and serial communication in system.
主要介绍一种大功率超声波逆变电源装置的主电路、控制电路、驱动与保护电路的设计，并给出实验结果。
This paper introduces the design of high power supersonic inverting power supply, including main circuit, controlling circuit, driving and protecting circuits, and gives experimental results.
一种超声波焊接装置，该装置具有连接到焊接组套的电源。
An ultrasonic welding apparatus has a power supply coupled to a weld stack.
介绍了国外应用超声波测量法判断变压器内部局部放电和确定局部放电源位置的研究工作。
The research on the detection and location of partial discharges in power transformers using acoustic methods is presented.
整个硬件电路由超声波发射电路、超声波接收电路、电源电路、显示电路等模块组成。
The entire hardware circuit is composed by ultrasonic transmitter circuit, ultrasonic receiver circuit, the power circuit, display circuit, and other modules.
公司拥有各种先进的生产设备和检测设备，如进口波峰焊、全热风回流焊、超声波及全自动开关电源测试仪。
We owns various advanced production facility and inspection equipment, such as wave crest solder, hot wind flow solder, ultrasonic and full-automatic switch power supply test instrument.
公司拥有各种先进的生产设备和检测设备，如进口波峰焊、全热风回流焊、超声波及全自动开关电源测试仪。
We owns various advanced production facility and inspection equipment, such as wave crest solder, hot wind flow solder, ultrasonic and full-automatic switch power supply test instrument.
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