1·The motors are designed for variable frequency drive.
电机变频驱动设计。
2·Digital variable frequency is a key technology of soft radio.
数字下变频技术是软件无线电中的关键技术之一。
3·The variable frequency AC controller mounts directly on the AC motor.
变频空调控制器直接安装在交流电机。
4·The flux compensation research of variable frequency hydraulic compound control system.
变频驱动液压复合控制系统的流量补偿研究。
5·DSP-based variable frequency AC motor speed control system, he is more use of the procedure.
基于DSP的交流电动机变频调速控制系统，他是比较使用的程序。
6·So, NIRVANA can say is the only true sense have speed of variable frequency drive screw air compressor.
所以，NIRVANA可以说是目前惟一真正意义上拥有调速变频驱动的螺杆空压机。
7·By using the special control algorithm of variable frequency drive system, the above said problem is solved.
设计了基于变频驱动系统的专用控制算法来解决“倒发电”问题。
8·Secondly, the paper designs and realizes the two level variable frequency heating power supply with line of 380V.
随后，本文给出了380V电源供电的二电平变频加热电源的主电路和控制电路的设计与实现。
9·The author has developed a dissipation factor measuring system using the variable frequency series resonant voltage.
本文研制了一套在调频串联谐振电压下进行介质损耗因数测量的系统。
10·The experiments of load manifest that the test sample of variable frequency drive for SPCP has good driving capability.
试验样机的带载试验表明，潜油螺杆泵变频驱动装置试验效果良好，性能达到了设计要求。