discrete variable frequency

基本解释

ZVS conditions (developed in the paper) lead to an interesting way to control the converter, and a discrete variable frequency control is proposed.
ZVS工作条件产生了有利的变流器控制方法，并提出了一种离散变频控制方法。
This paper studied some technical problems arising during the soft starting of three-phase asynchronous motors with heavy loads, which was achieved by means of discrete variable frequency.
针对离散变频软起动方法中的关键问题，研究了不同触发方式对分频电压基波相位的影响，并分析了各离散频段的选取及切换过程。
A discrete variable structure composite control strategy which use an equality form of the reaching condition is proposed and applied to design the load_frequency controller.
提出了一种等式到达条件下的离散变结构组合控制策略，设计了基于该控制策略的负载频率控制器。

离散变频
Furthermore, this paper studied the negative effect of Discrete Variable Frequency softstart, and presented some improvement and solutions.
此外,文中还对离散变频软起动的负面效应进行了研究,提出了一些相应的改进措施和解决方案。
计算机科学技术
分级变频
In addition, the research on how to choose the best frequencies used to discrete variable frequency control and how to change from one frequency to anther are made, which can guarantee continuity of sinusoid in discrete variable frequency starting process.
确定了用于分级变频控制的各离散频率的选取方法及不同频率的切换原则，保证了分级变频启动过程中正弦曲线的连续性。
交通运输工程
分级变频