power converter main circuit 功率变换器主电路
Secondly, in response of the specific requirements of the ultrasonic power to the ultrasonic welding, the main circuit and power converter circuit basic structure is proposed.
其次,针对超声波焊接对超声波电源的具体要求,提出了电源主电路方案和功率变换器主电路基本结构。
参考来源 - 用于压电振子的高频逆变器拓扑研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A power converter circuit (3) drives a switching device by the pulse-width modulated wave for converting a direct current into the three phase alternating current.
电力变换器主电路部（3），其根据该脉冲宽度调制波对 开关元件进行驱动，将直流电压转换为三相交流电压；
The active clamp ZVS-PWM power converter circuit has many advantages over the conventional PWM converters. The design and performances of high frequency power supplies are improved.
有源箝位ZVS- PWM开关变换器较硬开关PWM变换器有很大的优点，可以改进高频电源的设计，改善它的性能。
Maintenance department: maintenance industries circuit boards, machine equipment system, main board, controller, power supply, frequency converter, PLC and touch screen.
维修部：维修各行业电路板，机加工设备系统，主板，控制器，电源，变频器，PLC触摸屏等。
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