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).

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。

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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。

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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）。

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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。

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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。

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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。

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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

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Thunderbolt IGBT generation high voltage power IGBTs.

迅雷IGBT代高电压功率IGBT。

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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。

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IGBT ( Insulated Gate Bipolar Transistor) is the main switch power device in the power electronics. Due to the fast switching speed and low dropout voltage, it is widely used in power electronic devices.

IGBT（绝缘栅控双极型晶体管）是电力电子技术中的主流开关功率器件，由于开通／关断速度快、通态压降小等优点，在电力电子装置中得到广泛的应用。

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The planet was, in fact, very near the horizon and was traversing a dense layer of mist which imparted to it a horrible ruddy hue.

那颗行星当时离地平线确是很近，透过一层浓雾，映出一种骇目的红光。

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A kind of pressure type nozzles, the spiral nozzles can provide a fine and dense liquid mist and have found relatively widespread applications.

螺旋型喷嘴是压力式的一种，能提供细密的液雾，用途比较广泛。

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Sunlight slants down from above, dense mist surges up from below; the dazzling gleam of the sunny clouds is a magnificent sight.

上面阳光垂照下来，下面浓雾滚涌上去，云蒸霞蔚，颇为壮观。

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The dense mist slow dissipates as the sun rises. I see you are gazing at me, smiling softly at dawn.

太阳慢慢升起，浓雾渐渐散去。我看见你深情地凝视着我，晨曦中梨涡浅笑。

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A New Textual Research on the Writing Date of The Romance Of The Three Kingdoms

《三国演义》成书年代新考

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The tragic flavor in Romance of the Three Kingdoms, a Chinese classic, is shaped from four aspects ── the selection of material, the arrangement of plot, the creation of characters and the making of atmosphere.

《三国演义》从题材处理，布局谋篇、人物设置、情调氛围四个方面进行悲剧运作，形成了强烈的悲剧态势。

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In the romance of the history of the Three Kingdoms the author applies the writing pattern of informing style to the development of the plot, which makes informing style play an immeasurable role in the works.

在《三国演义》中，作者将告语类文体的撰写模式熟练地应用于情节发展之中，使告语类文体在作品中发挥了不可低估的作用。

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Digital approaches and research of the edition of The Romance of the Three Kingdoms

数字化与《三国演义》版本研究论

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Implications of the Plots of Romance of the Three Kingdoms and Readers' Interpretations

《三国演义》情节的蕴涵与读者的阐释

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This method affects the characterization in Romance of the Three Kingdoms.

这一点影响了《三国演义》的人物形象塑造。

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