power frequency control device的意思|示意

The AC-DCAC voltage source inverter composes the main circuit of this variable frequency system and CPLD is the logic control device of the power device (IPM).

该变频调速系统主电路采用交-直-交形式，以(CPLD)作为调速系统逆变电路功率开关器件(IPM)的逻辑控制器件。

Alternating-direct-alternating circuit is adopted and CPLD is used as logic control device of power IGBT in main circuit of variance-frequency timing system.

变频调速系统主电路采用交-直-交形式，以可编程逻辑器件(CPLD)作为调速系统逆变电路功率开关器件IGBT的逻辑控制器件。

The design of a novel high frequency fluorescent lamp IC, on which low voltage control circuit and high voltage power device encapsulated in one chip, is introduced.

本文介绍了一种高频荧光灯镇流器芯片的设计，在芯片的实现上充分体现了低压控制电路与高压功率器件在单一芯片上的兼容性。

To the most potential variable-speed constant-frequency doubly fed induction generator, the device of power electronics converter used to control rotate speed is analyzed.

针对最具有发展潜力的变速恒频双馈风力发电系统，分析其用于转速控制的电力电子变换器装置。