variable frequency source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。

This paper analyses source of error qualitatively. The result is the loss resistance of inductor and capacitor with is variable the frequency. Variation direction is different, not the same.

定性地分析了误差的来源，得出的结论是电感电容内部的损耗电阻随着频率的变化而变化，变化方向相反而并非相同。

A two-stage compression variable frequency air source heat pump (TV-ASHP) has been developed combining variable frequency technology with two-stage compression cycle.

将双级压缩和变频技术有机结合，提出一种适用于寒冷地区双级压缩变频空气源热泵系统。

A new kind of linear trigger circuit made up of integrated circuit is described. The trigger circuit is used in rectification circuit under the condition of the variable frequency of power source.

叙述了一种新型的由集成电路构成的线性触发器，该触发器用于在电源频率可变条件下工作的整流电路。

This paper presents the methods of transfer function analysis and engineering design for variable frequency adjustable speed system of induction motor supplied by current source inverter.

本文提出了一种异步电动机电流型变频调速系统传递函数的分析及工程设计方法。

The main function of variable frequency power source is to change the current AC power to the needed stable pure power.

变频电源的主要功用是将现有交流电网电源变换成所需频率的稳定的纯净的正选拨电源。