从三电平矩阵式电力变换器的拓扑结构入手，分析在高频下工作时开关损耗带来的负面效应。
Adverse effects of switching losses which operating at high frequency are analyzed at the beginning of a three-level matrix power converter configuration.
提出了一种新颖的双向电流源高频链DC A C功率变换器的拓扑结构，并简要地阐述了其工作原理和控制方案。
A novel topology of high frequency link DC ac converter with bi directional flyback mode is proposed, and its operational principle and control strategy are introduced briefly.
在对离线式PWM变换器电磁干扰源和电磁干扰传播通道分析的基础上，通过实测和理论分析相结合的方式，建立了电磁干扰传播通道的高频模型，并进行了验证。
Based on the analysis of the EMI sources and coupling paths of an off-line PWM converter, a high frequency model of EMI coupling paths is built and verified by measuring and theoretical calculation.
一个模型源自BUCK变换器，只有一个高频电流回路，称作单环模型。
One is abstracted from BUCK converter named single-loop model, which has only one high frequency current loop.
有源箝位ZVS-PWM开关变换器较硬开关PWM变换器有很大的优点，可以改进高频电源的设计，改善它的性能。
The active clamp ZVS-PWM power converter circuit has many advantages over the conventional PWM converters. The design and performances of high frequency power supplies are improved.
构造了一个逆变换器来实现对高频分量的抑止效果。
An inverter is constructed to improve the harmonic spectrum of the current by damping the high-frequency components using these components.
系统采用间接矢量控制技术，通过高频交流脉冲密度调制接口变换器，对功率进行协调控制。
The suggested system makes use of a single phase HFAC pulse density modulation(PDM) converter as the interface to connect energy storage unit and power source for induction motor drive system.
本文介绍了一种高频大功率变换器的设计，详细阐述了这种大功率变换器采用的关键技术。
This paper describes the design principles of a high frequency power converter. It focuses on the pivotal technic and solutions in this paper.
传统交错并联双管正激组合变换器应用于高电压输出场合时存在变换器次级电压偏高、高频整流二极管电压应力大的问题。
The traditional interleaved two transistor forward converter exists high voltage stress of freewheeling diode when applied in high output voltage condition.
变换器高频软开关工作可减小变压器和滤波元件的尺寸和重量，改善电气性能，提高效率和可靠性。
High frequency and soft switching of converter can reduce the size and weight of transformer and filter, improve electric performance, increase efficiency and reliability.
研究一种把软开关技术和移相pwm控制技术以及双向DC DC变换器技术有机结合在一起的新型高频DC DC开关功率全桥变换器。
A new high frequency DCDC full-bridge power converter is presented, that the soft-switching, phase-shifted PWM and bi-directional DCDC converter hang together.
研究一种把软开关技术和移相pwm控制技术以及双向DC DC变换器技术有机结合在一起的新型高频DC DC开关功率全桥变换器。
A new high frequency DCDC full-bridge power converter is presented, that the soft-switching, phase-shifted PWM and bi-directional DCDC converter hang together.
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