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。
The concept of leading switches and lagging switches is introduced to realize soft-switching.
为了实现软开关,引入超前管和滞后管的概念。
It will provide a mathematical method for modeling and analyzing of general soft-switching converter.
为一般的软开关电路建模与非线性分析提供了建模方法。
A novel passive soft-switching technology equipped with a charge pump regeneration (CPR) network is presented.
由此提出一种加入电荷泵能量再生(CPR)网络的无源软开关新技术。
A topology of the main circuit for the harmonic compensator with a resonant AC link soft-switching is analyzed.
分析了一种带交流谐振环节软开关谐波补偿器的主电路拓扑。
This paper discusses the locus of flux linkage under soft-switching PWM pattern by using space voltage vector in detail.
该文利用空间电压矢量概念,深入分析了软开关pwm模式下磁链的运动轨迹。
This dissertation is focused on the research of soft-switching technology, PFC technology, and integrated power electronic module.
本文的研究包括了软开关、功率因数校正和电力电子集成技术等三个方面的内容。
The experimental results verify that the circuit mentioned above can realize the soft-switching, improve the quality of output wave.
实验结果证明了该电路能实现三相逆变器开关管的软开关、改善输出波形质量。
A novel plasma spray power supply based on ZVS soft-switching technology and double close loop control mode is presented in this paper.
介绍了一种基于零电压软开关技术和双闭环控制模式的大功率等离子喷涂高频开关电源。
In the past years, Inverter resistance welding power source with soft-switching technology has smaller volume, lower quality, higher efficiency.
近年来,以软开关为特征的逆变电阻焊电源更是以其体积小、重量轻、开关损耗少、功率因数高而备受重视。
It is approved that the novel high frequency power transformer can be applied on 50kva soft-switching submerged arc welding inverter successfully.
实践表明,该新型结构的功率变压器可以成功的在50kva软开关埋弧焊逆变器中应用。
With the wide range of applications IP network services, the evolution of multimedia communications to soft-switching system is an inevitable trend.
和灭ip网络各类当用业务,长媒体通信背软交流体解演入非必订的趋背。
Power Electronics is a course with high theory and practice character. Soft-switching inverter is an integrated course design teaching platform designed for this course.
“电力电子技术”是一门理论性与实践性均较强的课程,软开关逆变电源实验装置是为该课程设计的综合课程设计教学平台。
This paper introduces the principle of active power factor correction (APFC), circuit-topology, control strategy and soft-switching technology, and predicts the tendency of APFC.
综述了APFC技术的基本原理,拓朴电路,控制策略及软开关技术,并预测了其发展趋势。
The modular approach allows the soft-switching circuit to be designed as an add-on optional module to a standard inverter, which can convert a conventional inverter into a soft-switched inverter.
模块方法允许软开关电路被设计成标准逆变器的可选附加块,可以把传统的逆变器转变为软开关逆变器。
Since its output frequency is as twice as the device frequency and it has the merit of soft-switching characteristic, multiple-frequency induction heater is widely used in high frequency application.
倍频式感应加热电源负载输出频率为功率开关管工作频率的二倍,且功率开关器件工作时具有软开关特性,在需要高频应用的场合很有意义。
The feasibility of continuous-adjustable output converter based on soft-switching has been analyzed by AC analytical method and EDF technique and proved by simulation and experimental results at last.
最后对串并联谐振变换器进行了仿真和试验,结果表明实现了软开关条件下变换器输出的连续可调节。
Then we improve the circuit of the experiment based on the conclusion, make the current and voltage better using of the technology of soft switching and series resonance.
然后,在这一结论的基础上对原先的实验电路进行了结构的优化,使用软开关技术与谐振技术使输出电压、电流满足电源系统的基本要求。
There are soft switching conditions of all switches, low voltage stresses on the output diodes, and smaller input and output filters in this topology.
该拓扑具有所有功率开关均为软开关,输出二极管电压应力低和输入输出滤波器小的特点。
Soft switching technique could improve the circumstance of the power switch, reduce the losses and increase the efficiency of the converter.
软开关技术能够有效改善功率开关管的工作环境,降低开关损耗,提高变换器的效率。
The improved control method can make the two power switches turn on and off all under soft switching conditions and further increase the switch operating frequency and power density.
通过改进控制方式,可以使这两个功率开关的导通和关断都工作在软开关条件下,从而可以进一步提高开关频率,达到增加功率密度的目的。
This paper puts forward a soft switching circuit of snubber type with a mutual inductance. The analysis result and parameter design method of the circuit are given.
提出了一种采用互感元件构成的缓冲式软开关电路的拓扑,同时给出了电路的分析结果和参数设计方法。
The result of simulation shows that the circuit has the soft switching characters and its high harmonic has been decreasing.
结果表明该电路在具备了软开关特性的同时,还可以有效地降低高次谐波含量。
Multiple structures of the system's DC/DC converters used to control type soft switching technology to achieve efficiency reduce wear and tear purposes.
对系统中多重结构的DC/DC变换器使用了控制型软开关技术,达到了进步效率、减小损耗的目的。
Soft switching PWM technique can resolve this problem existing in conventional PWM technique, so it becomes one focus of welding field more and more.
软开关pwm技术能较好地解决传统PWM技术中的问题,越来越成为焊接界所关注的焦点之一。
In the midpoint voltage of leading leg transition, its soft switching is easily realized because of the primary current of transformer keeping the maximum.
领先桥臂中点电压变换期间,变压器初级电流基本保持最大值,使得领先桥臂容易实现软开关;
The efficient approach to solve switching dissipation is to use soft switching technique.
解决开关损耗的有效途径是采用软开关技术。
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。
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。
应用推荐