ac dc

Research on oscillation of independent AC DC combined synchronous generator system

交直流一体独立发电机系统振荡的研究

In order to apply the theory of AC DC dual stator winding generator to asynchronous generating , a new type of 12 3 phase double winding asynchronous generator is presented for isolated applications .

12/3相双绕组异步发电机是将交直流双绕组发电理论应用到异步发电中、作为独立电源而提出的。

Current Control of Double voltage Single phase PWM AC DC Rectifier

单相倍压PWMAC-DC整流器中的电流控制方法

A New Switched Capacitor AC DC Converter with High Efficiency

一种高效开关电容AC-DC变换器

Analysis and Design of a 500W AC DC Unity Power Factor Converter

500W单位功率因数AC-DC变换器分析与设计

Saber simulation for AC DC AC drive system

用Saber作交直交系统仿真

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

桥式并联谐振直流环AC/DC变流器的最佳谐振控制

A mine hoist system of synchronous motor AC DC AC frequency converter and its planing scheme of computer control are given .

提出了由同步电机及交流直流交流变频器等组成的矿井提升系统并以计算机进行控制的设计方案。

Based on hysteresis current control , the basic operation principle of PWM AC DC voltage source converter is analysed . Moreover , the design concept of the control system is described in detail .

从滞后电流控制的角度阐述了PWM电压型高频整流器的基本工作原理，较详细地介绍了控制系统的设计思想。

In this paper , the matrix converter ( MC ) is considered as a virtual AC DC AC converter . Sine pulse width modulation ( SPWM ) control technique is applied to control it .

通过把矩阵变换器等效为虚拟的交直交变换器，将SPWM控制技术应用于其中，提出了矩阵变换器的SPWM控制策略。

According to the technical specifications of DC distributor shelf in transformer substation , a high frequency AC DC switching converter has been designed , which can meet the requirements of the accumulator charging .

针对变电站直流配电屏的技术要求，设计出一种满足蓄电池充电需求的高频AC－DC开关变换器。

In AC DC converter and DC AC inverter , dead time must be set to avoid short between up and down power devices of bridge arms . This will cause distortions of converter imput current and inverter output current .

在ACDC变流器和DCAC逆变器里，为了防止上下桥臂功率开关器件直通必须设定死区时间，然而该死区时间造成了输入和输出电流波形失真。

The instantaneous corresponding relationship between the switching functions of MC and its equivalent AC DC AC topology with the limiting conditions is deduced , so that the PWM strategy of MC can be synthesized on the basis of space vector modulation of input phase currents and output line voltages .

在输入相电流空间矢量调制和输出线电压空间矢量调制的基础上，根据开关函数的瞬时对应关系及其限定条件，综合出MC的PWM控制策略。

Study AC and DC transmission system based on complex network theory .

基于复杂网络理论的交直流输电系统研究。

Transient Energy Function Analysis of AC / DC Power System

交直流联合电力系统暂态能量函数分析

Integrated AC - DC Power System and Load Flow Analysis

交直流混合输电系统及其潮流分析方法

Dynamic voltage stability analysis of parallel ac / dc power systems

交直流并联电力系统动态电压稳定性分析

A self-tuning control for a parallel ac / dc power system

交直流并联输电系统自校正控制

Modal Analysis and DC Damping Control of AC / DC Power System

交直流输电系统的模式分析和直流阻尼控制

A digital control method for a ac / DC voltage conditioner

一种数控式AC/DC电压调整方法

A New Type of AC / DC Weak Current Sensor

一种新型微小交直流两用电流传感器

Associated and Decentralized Excitation Control in AC / DC Power System

交直流电力系统关联测量分散励磁控制

Example simulating and analyzing of AC & DC hybrid transmission system

交直流混合输电系统的实例仿真分析

Advanced AC - DC Power Flow Algorithm Considering Various Controls

多种控制方式下交直流系统潮流算法改进

China has entered a large complex system with AC and DC era .

我国已跨入复杂交直流混合大系统发展阶段。

Issues Related to DC Power Modulation in AC / DC Hybrid System

交直流互联电网直流功率调制相关问题交流[直流]发电机

State Estimation Algorithm Retaining Nonlinearity for AC / DC Combination System

保留非线性的交直流联合系统状态估计算法

Low Power Dissipation Design of AC / DC Switched Mode Power Controller

AC/DC开关电源脉宽调制芯片的低功耗设计

A new type of combined AC and DC electric bridge is designed .

介绍一种新型组合式交直流两用电桥实验仪。

Transient Current Measurement for Power System by Using Improved AC / DC Current Transformer

新型交直流比较仪在暂态电流测量中的应用