The paper presents a kind of zero-voltage soft-switching unity power factor converter.
提出了一种零电压软开关高功率因数变换器电路。
A novel zero-voltage switching resonant DC link inverter was proposed to improve conversion efficiency of the inverter.
为提高逆变器的转换效率，提出一种新型零电压开关谐振直流环节逆变器。
A zero-voltage-switching (ZVS) three-level auxiliary resonant commutated pole inverter (ARCPI) is presented for high power GTO ones.
对于大功率的GTO逆变器，提出了一种零电压转换(ZVS)的三电平辅助谐振变换极逆变器(ARCPI)。
A novel zero-voltage and zero-current switching (ZVZCS) three-level converter, and the drive circuit of the transistor were analyzed.
分析了一种新颖的零电压零电流(ZVZCS)开关之电平变换器，以及功率晶体管的驱动电路。
The difference of leading switches and lagging switches to realize the zero-voltage switching and the reason of duty-cycle loss is emphatically argued.
重点讨论了超前管、滞后管实现零电压开关的差异以及副边占空比丢失的原因。
There are two soft-switch schemes of phase-shift full-bridge DC/DC converter: zero-voltage switching (ZVS) and zero-voltage zero-current switching (ZVZCS).
移相全桥直流变换器的软开关技术分为零电压开关（ZVS）和零电压零电流开关（ZVZCS）两大类。
A current mode zero-voltage and zero-current switching (ZVZCS) inverter TIG welding machine is developed in this paper, which realizes ZVS for the leading leg and ZCS for the lagging leg.
研制了电流模式零电压零电流开关TIG焊机，其超前臂实现了零电压开关，滞后臂实现了零电流开关。
This paper presents the design and implementation of a zero-voltage-transition power factor correction (PFC) converter having high power factor, high efficiency, and low harmonic line current.
本文研制一个具有高功率因数、高效率、低谐波且可操作于高频之零电压切换升压型功因修正器。
This paper proposes a novel phase-shifted zero-voltage-switch three-level converter. The operation principle of this converter is analyzed, and its phase-shifted circuit and drive circuit are given.
提出了一种新颖的移相控制零电压开关三电平变换器，分析了该变换器的工作原理，并给出了移相控制电路和驱动电路。
This paper introduces a novel PWM welding inverter with Zero-Voltage-Switching (ZVS) and Zero-Current-Switching (ZCS) phase shift full bridge.
介绍一种新型的零电压、零电流全桥相移pwm弧焊逆变器。
Finally, the operation principle of Zero-voltage and Zero-current-switching PWM three-level converter is validated by the simulation analyze and the debugging experiment of 50V/20A sample device.
最后，通过仿真分析和对50V/20A样机的调试实验，验证了零电压零电流移相控制PWM三电平直流变换器的工作原理。
零电压保障。
The zero voltage trigger for thyristor can be realized with simple transistor circuit.
单向晶闸管的电压过零触发可利用简单的晶体管电路。
This paper presents a novel zero voltage switching full bridge three level converter.
提出了一种新型的零电压开关全桥三电平直流变换器。
Resonant dc link inverter is a zero voltage switching inverter.
谐振直流环节逆变器是一种零电压开关逆变器。
We discuss the quantum characteristics of superconductor tunneling junction (SIS) during its transition from zero voltage state to normal state.
本文讨论了超导隧道结(SIS)从零电压态跃迁到正常态过程的量子特征。
New selecting tables are defined based on the effect of torque reduction caused by zero voltage vectors in different speed range.
分析了零电压矢量在不同转速范围内对转矩的减小作用，并设计了新的选择表。
Phase shifted converter realizes zero voltage switching (ZVS) with the use of leakage inductance of the main transformer, however, the realization of ZVS for lagging bridge leg is difficult.
移相控制全桥变换器能够实现开关管的零电压开关，但滞后桥臂难度很大。
The principle and design of a zero voltage transition PWM forward converter are presented in this paper.
论述了零电压过渡PWM正激变换器的原理与设计。
An arc due to an AC signal usually quenches itself as soon as the voltage level passes through zero.
交流(ac)信号产生的电弧通常在电压通过零点时就会自己熄灭。
The zero cross point voltage comparing method (ZCPV method) developed by the authors can meet the above mentioned requirements.
文章作者研究开发的过零点电压比较法（ZCPV法）已能够满足这一要求。
With voltage measurements, the input current is ideally zero; thus, any input current represents an error.
对电压测量来说，理想的输入电流应为零，所以，一切输入电流都代表误差。
非常低的过零触发电压。
It introduces a new zero voltage transition PWM (ZVT - PWM) soft switching BOOST converter with a snub circuit.
介绍一种带缓冲电路的新型零电压过渡pwm (ZVT- PWM)软开关boost变换器。
In the case of ideal operational amplifier, circuit analysis was simplified by the ideal summing point restraints of zero voltage and zero current at the inverting input.
对于理想的运算放大器而言，通过倒相输入处零电压和零电流的理想求和点限制，可以简化电路分析过程。
Ways to improve the reliability of arc welding inverter power and the research condition of zero voltage, zero current soft switch inverter are introduced.
介绍提高我国弧焊逆变电源可靠性的途径以及零电压、零电流软开关变换研究现状。
Several zero voltage and zero current switching PWM push pull three level converters are proposed.
最后，本文还提出了另外几种零电压零电流开关PWM推挽三电平直流变换器。
Just before the voltage source is turned on, disable the meter's zero check and suppress the charge reading by using the REL function to zero the display.
在电压源即将打开之前，关闭仪器的零点检查功能并使用REL功能抑制电荷读数，使显示为零。
This paper analyzes the mechanism of zero sequence voltage generating and its magnification by DVR.
分析了瞬时电压补偿装置(DVR)产生零序电压及其放大机理。
This paper analyzes the mechanism of zero sequence voltage generating and its magnification by DVR.
分析了瞬时电压补偿装置(DVR)产生零序电压及其放大机理。
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