高频变压器

主电路为发电机机端电压经过三相不控整流电路、BUCK斩波电路、单相逆变电路、高频变压器降压电路、单相不控整流电路以及滤波电路后输出给励磁绕组。

The main circuit is made up of three-phase uncontrolled rectifier , BUCK chopping circuit , single-phase inverter , high-frequency transformer , single-phase uncontrolled rectifier and filter .

影响高频变压器可靠性的主要因素是环境温度，温度的变化会导致电感值的变化，从而影响变压器的性能。研究结果表明：I.阶段性变化；

The main factor that affects the reliability of high-frequency transformer is the ambient temperature , and the change of the temperature may lead to the variation of inductance , resulting in the change of transformer 's performance .

通过在高频变压器的次级增加一个谐振电感并配合开关管PWM控制，实现了主开关元件零电压开通。

ZVS is realized by adding a proper leakage inductance to secondary of the high frequency isolation transformer .

通过理论分析、数值仿真，依据有限元数值法计算分布电容参数的方法，运用MATLAB有限元计算工具包分析并计算了两种不同情况下的分布电容参数，有效地解决高频变压器分布电容计算问题。

By theory analysis , simulation , Finite Element Method and MATLAB Toolbox , stray capacitance on two different instances is analyzed and calculated .

3525产生的PWM信号，通过驱动电路，驱动IGBT模块工作，升压高频变压器采用铁基非晶材料磁芯，输出采用高压直流叠加方法；

3525 PWM signal produced , through driving circuit , drives IGBT module work , the main circuit adopts the structure of the whole bridge ;

主电路由IGBT作为逆变电路主开关元件，采用能够输出较大功率的全桥式逆变结构，并配以高频变压器和高频整流电路构成。

A full-bridge configuration which cooperates with high frequency transformer and commutator is used to be main circuit , and IGBT is the primary switch component .

将TOPswitch单片精密开关电源中的高频变压器和滤波电感利用解耦磁集成方法集成在一起，推导了磁件等效电路，作了仿真验证。

To integrate the high frequency transformer and filter inductance of the TOP Switch singlechip precision switching-mode power supply together with decoupling magnetism integration method , it educes magnetic component equivalent circuit and verifies it with the emulation experiment .

分析了等离子喷涂逆变器在高电压大电流条件下，高频变压器参数设计和IGBT保护问题。

The designing parameters of high frequency transformer and the protecting IGBT in plasma spraying inverter with high voltage and large current is analyzed in this paper .

首先本文分析了谐振式开关电源变压器所处的工作状态，比较了不同矩形比磁心材料在该工作状态下磁通密度Bm的工作范围，为高频变压器磁心材料的选取提供了指导原则。

First , the working state of resonant CCPS transformer is analyzed , and a guiding principle of core material selection is provided , which is based on the comparing material magnetic flux density working range with different rectangular ratio in this state .

通过分析高频变压器的设计原理，设计了一台功率为15W的四路直流输出的开关辅助电源；

On the basis of design principle of high frequency transformer , an accessory power supply ( 15W active power ) with 4 sets of outputs is designed .

该方案采用中间直流环节的高频变压器式逆变电源系统结构，它由高频逆变、高频变压器隔离升压、整流滤波、高频SPWM逆变和输出滤波组成。

This design scheme adopts high frequency transformer inverter power system structure with DC-link in middle . It consists of high frequency inverter , isolation and booster voltage transformer , rectifier with filter , high frequency SPWM inverter and output filter .

在Pspice仿真的基础上，介绍了利用MagneticsDesigner软件设计、优化高频变压器的方法，分析了合理选择开关管、输出整流管及RCD箝位电路参数的依据。

The method for the design and optimization of high frequency transformer using Magnetics Designer code is introduced , and the parameters of switching tube , output rectifier tube and RCD clamping circuit are analyzed based on Pspice simulation .

本文采用全桥全波高频变压器隔离式逆变器结构，并根据设计要求选择了合适的开关器件2、完成了500W光伏发电逆变器的整体设计。

Full wave and full bridge inverter with high-frequency transformer isolated structure is used , and the appropriate switching devices is also selected by the designed requirements . Second , the overall design of 500W inverters completed .

在通常的复合缓冲电路基础上，附加一个二极管VDs、一个并联放电馈能电路（Rd//Cs）和一个附加在高频变压器上的耦合绕组Na构成CPRS网络。

On the basis of conventional composite snubber circuit , CPRS is constituted by adding a diode VDs , a parallel discharge circuit ( Rd / / Cs ) and a winding Na . Thereinto , winding Na is an additional wind-ing coupled with high frequency transformer .

谐振逆变器以ZCS谐振逆变器为代表，准谐振逆变器以直流环节采用高频变压器的ZVS准谐振逆变器为代表，给出了仿真和试验结果。

The family of resonant inverters was represented by the ZCS resonant inverter , the family of quasi resonant inverters was represented by the ZVS quasi resonant inverter with high frequency transformer in resonant DC link . There are presented both the simulation and the experimental results in this paper .

浅析高频变压器分布参数的变化趋势

Brier Analysis for the Variation Tendency of HF Transformer Distribution Parameters

逆变器中高频变压器偏磁的研究

Study of the High Frequency Transformer Magnetic Bias in the Inverter

论文设计了高频变压器和滤波电感。

A high-frequency transformer and filter inductor are designed in the paper .

高频变压器分布电容及其影响分析

Stray capacitances and its effects in high frequency pulse transformers

绕组交叉换位对高频变压器参数的影响

Effect of Winding Interleaving on the Performance Parameters of High Frequency Transformer

这就是为什么高频变压器经常有空气的核心。

This is why high frequency transformers often have an air core .

高频变压器绕组模型的降阶算法研究

Research for Approximation Algorithm of High-frequency Model of Transformer Windings

本文重点论述了开关电源的电路设计及高频变压器的设计，并给出实际纹波波形。

The paper emphasized on switching power circuit design and highfrequency transformer design .

详细介绍了高频变压器的一种设计方法面积乘积法。

A design method of high frequency transformer is introduced - AP method .

大功率高频变压器油箱局部损耗发热的探讨

Discussion on Local Loss and Heat of High Power and Frequency Transformer Tank

高频变压器传递低频电功率的研究

Research on the Transfer Technique of Low Frequency Power with a High Frequency Transformer

同步电机励磁电源高频变压器的设计

Design of Highfrequency Transformer for Synchronous Motor Exciter

为提高动态响应特性，高频变压器采用了两原边两副边四绕组共铁芯的磁集成结构，分析了这种结构的工作原理。

In order to increase the dynamic characteristic , an integrated-magnetic transformer is applied .

交叉换位技术广泛应用于高频变压器绕组设计。

Interleaving skills are frequently used in the design of windings of high-frequency transformers .

开关电源中高频变压器工作模式的研究

Research of the Working Modes of High - frequency Transformer in Switching Power Supplys