The control object is a speed unit or converter system.
输出控制的对象为速度单元或变频调速系统。
A spinning machine, especially a ring spinning frame, includes at least one driver started via one frequency converter and one central control unit for starting the frequency converter.
一种纺纱机，特别是一种环锭细纱机，包括至少一个能通过一变频器启动的驱动和一用来启动变频器的机器中央控制单元。
The system characteristics of main converter drive control unit of Central China Star AC drive EMUs is described. Thehardware and software functions are introduced in details.
阐述了“中原之星”号交流传动电动车组主变流器传动控制单元的系统特点，并对其硬件功能和软件功能做了详细的介绍。
Briefly introduce the electricity control principle for the oxygen pump frequency converter of the air separation unit (ASU) in the coal water slurry gasification.
简单介绍了水煤浆装置空分氧泵变频器的电气控制原理。
The core unit of the system TMS320F240, which has powerful data-handling capacity and rich control resources, can guarantee the performance of the converter.
系统以控制资源丰富的TMS320F240芯片作为微控制器，保证了系统强大的数据处理能力和控制能力。
The gird side converter is adopted DC voltage stable and unit power factor grid-connected control, and feedback the active power absorbed from the load side to the grid side.
网侧变流器采用直流电压稳定并保证并单位功率因数并网，并将负荷侧吸收的有功功率馈送回电网。
The disclosed excitation unit of rotatable electronic converter supplies stable adjustable dc excitation for synchro motor, promoting competitive power of speed control system of synchro motor.
本发明的可旋转电力电子变换器同步电机励磁装置能为同步电机提供稳定可调的直流励磁，可大大提升同步电动机调速系统的竞争力。
The disclosed excitation unit of rotatable electronic converter supplies stable adjustable dc excitation for synchro motor, promoting competitive power of speed control system of synchro motor.
本发明的可旋转电力电子变换器同步电机励磁装置能为同步电机提供稳定可调的直流励磁，可大大提升同步电动机调速系统的竞争力。
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