IGBTs

With high chopping frequency and novel control strategy, the size of filter elements is reduced and switching loss of IGBTs drops.

由于采用了较高的斩波频率和新颖的控制策略，减小了滤波元件的尺寸，并降低了IGBT的开关损耗。

互联网摘选

This soft-switching structure increases a charge-discharge capacitor and two IGBTs between inverter and power, IGBT control the power turn-on and off, causing the capacitor charging and discharging, forming a soft-switching condition.

该拓扑结构是在逆变桥和电源之间增加一个充放电电容和两个IGBT，通过IGBT控制电源通断，使电容充放电，形成软开关的条件。

互联网摘选

To reduce the switching losses of IGBTs in PWM rectifier, a third order square wave is added to the phase voltage control signal on the basis of the Improved Period Average Model. This new control algorithm leads to no switching in about 1/ 3 cycle.

为降低PWM整流器的开关频率，本文在整流器的改进周期平均模型基础上，在相电压控制信号中叠加三次方波信号，使得整流器中的开关管有1／3时间不动作。

互联网摘选

Chapter 4 designed the hardware circuits including the driving circuit of IGBTs, the reset circuit, the interface circuit of sampling, the hardware lock and the code circuit.

第四章阐述了硬件电路的设计，包括开关管的驱动电路、控制芯片的复位电路、采样接口电路、故障封锁电路以及状态编码电路，详细说明了控制功能和各种保护功能的实现。

互联网摘选

Thunderbolt IGBT generation high voltage power IGBTs.

迅雷IGBT代高电压功率IGBT。

互联网摘选

The prototype of UPFC ( unified power flow controller) is realized by using two identical back to back converters, in which the switch components are IPMs ( intelligent power modules) consisting of IGBTs ( insulated gate bipolar thyristors).

文中用两个统一格式的背靠背逆变器实现了统一潮流控制器物理模型，开关元件采用绝缘栅双极型晶闸管构成的智能功率模块。

互联网摘选

Because There is a relationship between the loop of conducted interference and turn-on and turn-off of the up and down bridge arm IGBTs, analyze the loop of CM interference and DM interference as the state of IGBT.

由于传导干扰的路径和上下桥臂IGBT的开通和关断有很大关系，因此分析了IGBT不同的开关状态下的共模干扰和差模干扰的传播路径及其共模干扰和差模干扰传播的特点。

互联网摘选

A coupling inductance is added between the two IGBTs on the bridge circuit of each phase.

具体方法是在每相桥臂上下2个功率开关管之间串接1个耦合电感。

互联网摘选

In this paper a new voltage compensator in electric distribution system is discussed, the design employs a PWM AC-AC converter ( 4, IGBTs per-phase) along with an auto-transformer.

介绍在配电系统中一种新型的电压补偿器，即在自耦变压器中集成PWM AC-AC变换器（每相4个IGBT元件）。

互联网摘选

This paper presents a novel voltage sharing topology of commercial IGBTs in series with a high-frequency-operated transformer.

文中提出了新型的基于高频变压器的器件串联均压拓扑，并对此进行了研究与探讨。

互联网摘选

Then the voltage unbalance between the inner and outer IGBTs of the Neutral Point Clamping ( NPC) three level converter is analyzed on basis of this model.

根据这个模型，分析了中点箝位式（NPC）三电平变流器中内外绝缘栅双极型晶体管（IGBT）电压不平衡的原因。

互联网摘选

Low-temperature tolerance characteristic and ecological evaluation of broad-leaved evergreen tree species Cryogenic Study and Modeling of IGBTs

常绿阔叶树种的耐低温特性及其生态学评价

互联网摘选