Then a novel Zero-voltage and Zero-current-switching ( ZVZCS ) PWM three-level converter is proposed . Voltage stress of each main switch in this converter is reduced to half of the input voltage which makes the converter quite suitable for high input voltage applications .

然后提出了一种新颖的 ZVZCS-PWM-TL直流变换器，该变换器的主 开关 管的电压应力为输入电压的一半，从而使该变换器非常适合高压输入场合。

Based on the three-level NPC working principle analysis of the main switch and diode losses the detailed calculation of the loss of the snubber circuit and the RC absorb loop at the same time .

本文以 三 电平NPC变流器的工作原理为基础，分析了 开关 管和二极管的主要损耗，同时还对缓冲回路和RC吸收回路的损耗也进行了详尽的计算。

Sepic Three-Level Converter Fast Switch of IP Multicast

Sepic 三 电平变换器IP多播的快速 转发

Three-level converter has the advantage that the switch voltage stress is only half of the input voltage . Associated with soft-switching technology it is very suitable for high input voltage middle or large power applications .

三 电平变换器的 开关 管电压应力仅为直流电源输入电压的一半，结合软开关技术，非常适用于高电压、中大功率的应用场合。

Based on the control of three-level single-phase boost rectifier the control method of a kind of three-phase / switch / level rectifier is implemented in this paper .

将基于单相 三 电平Boost整流器的控制策略拓展到三相三 开关 三电平Boost整流器的控制中。

The designed system includes nodes in three-level structure : main controller group controllers and switch nodes .

整个系统采用主控制端、组控制端和 开关节点 三 级结构。

Three-level converters make two switches connected in series thus can resolve one single switch cannot stand a high DC voltage .

三 电平结构变流器将两个开关器件串联承受母线电压，能解决单个 器件承受电压能力有限的问题。

Push-pull Forward Three-level DC / DC Converter and Its Control Strategy High Voltage Input Zero Voltage Switch Multi-resonant Push-pull Topology With Minimized Conduction Loss for Primary Side

推挽正激 三 电平直流变换器及其控制策略最小原边通态损耗高压输入多谐振 推挽变流器

The diode neutral point clamped three-level inverter for three-phase shunt active power filter is applied to reduce the switch stress .

将二极管箝位式 三 电平逆变器应用于三相并联有源滤波器以降低 开关 管应力。

The common two-level and three-level inverters technique is usually not applied in high-voltage and high-power situations due to the restriction of rated parameter of switch .

通用的两电平和 三 电平逆变技术受 功率 开关 管额定参数的限制，不宜应用于高电压大功率场合。

The three-level ( TL ) topology derivation is a method to reduce the voltage stress of each switch in the converter by increasing the number of switches .

直流变换器的 三 电平拓扑变换是一种通过增加开关管的数量来降低变换器中每只 开关 管电压应力的方法。

In order to meet the requirements of harmonic compensation Carrier-phase-shifted ( CPS ) PWM scheme is adopted for the current control of three-level inverter to improve the equivalent switch frequency .

采用载波移相调制方法实现 三 电平逆变器的电流控制以提高其等效 开关频率从而改善谐波补偿效果。