...电机；变频电源；专用集成芯片；电力电子；脉宽调制 [gap=858]Key words: distributed generation；variable frequency supply；power electronics；special integrated chip；Pulse Width Modulation ..
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variable frequency power supply 变频电源
Multi-function variable frequency power supply 多功能变频电源
variable frequency water supply 变频供水
variable-frequency water-supply system 变频供水系统
reversible variable frequency power supply 双向变频电源
frequency variable water supply 变频供水
frequency variable power supply 变频电源
The signal power supply that this thesis proposed is a frequency variable power source used in test field. This thesis concentrates on analysis and designing the nuclear part: Inverter.
本文的信号电源就是变频电源在测试领域的应用，本文就信号电源的核心逆变器部分做了详细的分析和设计。
For the purpose of meeting high efficiency and premium efficiency motor tests, a set of static variable frequency power supply test system was researched and designed.
从满足高效和超高效电机的效率测试出发，研究和设计了一套基于静止变频电源的电机效率测试系统。
The working principle of the parallel contravariant IGBT variable frequency power supply and its application in the quenching process of engine crankshafts are introduced.
介绍了并联逆变式IGBT变频电源的工作原理及在汽车发动机曲轴淬火上的应用情况。
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