直流变流器

一种新的交叉式双开关ZVS和ZCS的PWM直流&直流变流器

On a new interleaved two-switch ZVS and ZCS PWM DC-DC converter

分析了Z源直流变流器中各开关器件的电压电流应力。

Beside this , the stress of various switching parts is analyzed .

错相并联技术在宽范围输入隔离型直流变流器中的应用IGBT串联技术动态均压电路的研究

Wide Input Voltage Isolated Dc-Dc Converters with Interleaving Control ; Application of the Dynamic Sharing-voltage Circuit in IGBT Series Technology

一种适用于高压输出的软开关多谐振直流变流器

Soft-Switching Multi-Resonant DC / DC Converter for High Voltage Output Applications

在现在的直流变流器中，开关频率已经被推的越来越高。

Nowadays the switching frequency of the dc power converters has been pushed higher and higher .

非并联运行AC/DC系统中直流变流器的非线性附加控制器设计

Design of nonlinear auxiliary power controller for HVDC converters in non-parallel operating AC / DC systems

低电流应力的串联谐振直流环节变流器

Series Resonant DC Link Converter with Less Current Stress

海上风电柔性直流输电变流器的研究与开发

Flexible direct current transmission converter for offshore wind farm

交流-直流电动变流器组

DC motor converter set

如果要得到更高的电压（或更大的电流），就必须增加一个额外的直流升压变流器。

It requires an additional DC-DC converter to boost the output voltage ( VSI ) or the output current ( CSI ) .

提出了一种串联谐振直流环节变流器的新型拓扑结构，在取消直流大电感的同时可以有效地降低原基本电路中开关器件的电压电流应力。

A new topology of series resonant DC link power converter is proposed in this paper , it not only removed DC inductance , but also has less stress compared with the basic circuit .

三态DPM电流滞环控制高频脉冲直流环节静止变流器，可以方便的实现共用电压环的并联系统。

The static inverters parallel using a common voltage regulator with three-state discrete pulse modulation ( DPM ) hystersis current control is an easy way to realize parallel system .

桥式并联谐振直流环AC/DC变流器的最佳谐振控制

The Optimal Resonant Control of a Bridge Mode Parallel Resonant DC Link AC DC Rectifier

比较了460V、7.5kW的异步电动机驱动用带有源输入滤波的矩阵式变流器和中间直流电压环节变流器。

This paper compares a matrix converter ( MC ) and a dc-voltage link converter with an active front end for a 7.5 kW , 460 induction motor drive .

文中以并联有源电力滤波器为例提出一种改进的PWM方法，采用前馈控制消除直流电压波动对变流器输出交流电压的影响，使有源电力滤波器获得了理想的补偿效果。

A modified inverter PWM technique is proposed for APF that the effect of the compensation becomes immune to fluctuations in the DC voltage by using reference feedback .

高压直流输入航空静止变流器DC/DC级研究

Research on DC / DC Converter for HVDC Input ASI

占空比扩展高频脉冲直流环节航空静止变流器研究

Research on Aviation Static Inverter with Duty Cycle Extended High Frequency Pulse DC Link

三相高频脉冲直流环节航空静止变流器由三个独立的航空静止变流器构成，具有带不平衡负载能力强、易于实现模块化等优点。

The three-phase Aviation Static Inverter with High Frequency Pulse DC Link is made of three independent Aviation Static Inverters and has the advantages such as strong function with unbalanced load and easy realization for module .

数字仿真接口用A/D转换通道与受控注入电流源实现，物理仿真接口用基于直流耦合的背靠背变流器结构的放大电路实现。

In this joint simulation system the digital simulation interfaces are implemented by A / D conversion channels and controlled injection current sources , and the physical simulation interfaces are implemented by amplifying circuits with the structure of DC coupling based back-to-back converters .

解决了目前商用变速恒频风力发电系统普遍采用的交-直-交变流器由于存在中间直流环节而导致变流器效率不高和体积较大的问题。

It resolved the problem of low efficiency and big cubage which caused by the DC link in the middle of AC-DC-AC converter which was widely used on business in wind power generation system controlled with variable speed constant frequency ( VSCF ) at the present time .

统一电能质量调节器UPQC由两个具有公共直流母线的交、直流双向PWM变流器组成，集电压补偿装置、电流补偿装置于一体，一机多能，具有很高的性价比。

A unified power quality conditioner ( UPQC ) consists of two PWM converters with one common DC bus . It has the features of integrating voltage and current compensation links , multiple functions and high performance-price ratio .

本文提出了一种无直流电感的新型串联谐振直流环节变流器，其系统体积小，重量轻，电路结构简单，开关损耗小，效率高。

A new type of series resonant converter without DC inductance is proposed which has the features of small size , Light weight , simple topology and high efficiency .