When the HV station service bus is switching, the transient of the large sized asynchronous motor is analyzed and a method of inducing the impulse current is introduced.
介绍了大型火电机组高压厂用母线切换时的情况,对大型异步电动机切换时的暂态过程进行了数学分析,介绍了减少切换时冲击电流的方法。
The soft switching of asynchronous communication among PLC (Programmable Logic Con-troller), transducer, touch screen, RS-485 module and PC is introduced.
主要介绍电气设备中可编程逻辑控制器(plc)、变频器、触摸屏、RS- 485模块及个人电脑之间实现异步通信的软切换。
The traffic characteristics of asynchronous optical packet switching networks are studied, the analytic and approximate models of network traffic are proposed.
研究了异步光分组交换网的流量特性,提出了网络流量的解析模型和近似模型。
The switching technique of asynchronous transfer mode (ATM) is studied in chapter 9.
第九章涉及异步传输模式(atm)交换技术。
The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.
采用级联型多电平逆变器给异步电机供电,逆变器的开关信号利用载波移相脉宽调制方法生成。
The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.
采用级联型多电平逆变器给异步电机供电,逆变器的开关信号利用载波移相脉宽调制方法生成。
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