direct current system

Improvement of Reliability of Direct Current System In Operation

直流系统运行中可靠性完善

Monitoring to the Insulation of Direct Current System with Optical Fiber transducer

利用光纤传感器对直流系统绝缘的监测

Measures Against Accidents of the Direct Current System and Analysis

直流输电系统事故应对措施及分析

Reliability analysis of ultra high voltage direct current system based on GO methodology

基于GO法的特高压直流输电可靠性研究

Adaptive Granule Control for High Voltage Direct Current System

高压直流输电系统自适应粒度控制

Research on Direct Current System Insulation Supervisory Device with Microcomputer Line Detection

微机选线式直流系统绝缘监察装置的研究节能外墙构造的探讨

The Simulation Research of Direct Current System of PWM of Lathe Spindle

机床主轴PWM直流调速系统的仿真研究

Operation and Management Situation Analysis of Direct Current System in Northeast Power Grid Corporation in 2000-2004

2000-2004年东北电网有限公司直流系统运行及管理情况分析

Analysis and Countermeasure of Alternating Current Invasion to Direct Current System of Substation

变电站直流系统交流侵入问题的分析与对策

The Method of Measuring Grounded Resistance With Rheostat Bridge in Direct Current System is Discussed

用变电阻式电桥电路测量直流系统接地电阻方法探讨

The Application of Intelligent High Frequency Switch Power in the Improving of Direct Current System for Transformer Substation

智能高频开关电源在变电站直流系统改造中应用

Study on Voltage Interaction among Converter Buses and Simultaneous Commutation Failure in Multi-Infeed Direct Current System

多馈入直流系统换流母线电压之间的相互影响及其同时换相失败的研究

Direct Current System and Remote Backup Protection for Phase-to-phase Faults at the Angle-connected Side of Transformers

直流系统及变压器角接侧两相故障远后备保护的研究

Stepped Coordination Testing and Research of Air - blast Circuit Beaker and Fusible Cut - out in the Direct Current System

直流系统中空气断路器和熔断器级差配合试验研究

Direct current system and the transformer remote backup during its designing and operating , is of the utmost importance for guaranteeing the safety of the transformer .

在电网规划、设计以及运行管理中，变电站直流系统和变压器远后备保护，对于从技术上保证电力变压器安全可靠运行是至关重要的。

In terms of the characteristic of small transformer substation when direct current system meet the earth , according to the theory of direct current bridge and analyzing , the paper put forward the rapid location of determining the current faults .

针对小型变电站的直流系统接地故障的特点，根据直流电桥原理进行分析，提出了一种迅速确定故障点位置的方法。

This paper mainly discusses direct current system and the transformer remote backup protection problem , especially the problem when a fault occurs at the angle-connection side ( non-battery side ) of transformer , and furthermore the transformer 's protection loses its DC battery .

本文主要探讨变电站直流系统和电力变压器的远后备保护问题，特别是，当变压器角接侧（非电源侧）发生两相故障时，且变压器保护失去直流电源的情况下，变压器的远后备保护问题；

Design and Application of Transformer 's Neutral Line Direct Current Monitoring System

变压器中性线直流电流监测系统的设计和应用

Development of direct current electric system design for surface combatant ship

谈水面舰船直流电力系统设计改进

Direct Current Source System Reform in Power Plant

发电厂直流电源系统改造

Experimental Analysis and its Retrofit Scheme to power Plant Direct Current Power System

电厂直流系统试验分析及改进方案

Research on sliding mode variable structure control for high voltage direct current transmission system

滑模变结构控制在高压直流输电系统上的应用研究

The Measurement for a Direct Heavy Current System

直流强电系统的测量

The Renew of Direct Current Control System Planning Machine

龙门刨床直流控制系统的更新改造

Interior-point Optimal Power Flow With the High Voltage Direct Current Transmission System

含高压直流输电系统的内点最优潮流算法

Novel Direct Current Driving System With Pulse Width Modulation

新型直流PWM传动系统

Harmonics Analysis of the Direct Current Power System Based on Multi-frequency Range of Wavelet

基于多频带小波变换的直流输电系统谐波分析

Direct & Current System Insulation Judgement and Earthing Method Inspection

直流系统绝缘判断和查找接地方法

Introduction of DCS direct current control system in rectifier for copper electrolysis

铜电解用整流器数字电源控制系统介绍

State Observer of Double Closed Loop Direct Current Motor System Based on Kalman Filter

基于卡尔曼滤波的双闭环直流电机系统状态观测器