开关操作

500kV变电站隔离开关操作PT二次侧干扰信号的研究

Research on Disturbance in the Secondary Side of PT During Disconnector Switching in 500 kV Substation

EMTP在计算开关操作过电压的应用

Application of EMTP in Calculating Overvoltage of Switching Operation

GIS隔离开关操作对二次设备的影响

The Effects of Operations of the Disconnector Switch on the Secondary Circuits in Gas Insulated Substations

本文提出一种采用输入开关操作来圈输入点的卡诺图方法，并介绍了采用该方法分析可编程控制器（PLC）I／O点数的扩展技术。

A method of Karnaugh Map which uses input switch operation to circle input points is presented in this paper .

该芯片结合了双元件霍尔IC，可响应铁氧体目标产生的差分磁性信号而进行开关操作。

The chip incorporates a dual-element Hall IC that switches in response to differential magnetic signals created by ferromagnetic targets .

CVT一次隔离开关操作对变压器过励磁保护影响的研究

Influence of CVT Primary-Side Isolator Operation on Over-Excitation Protection of Transformer

气体绝缘变电站（GIS）在开关操作厂会产生秀强的瞬态波过程，可通过外壳向外界辐射电磁场，对变电站二次设备的正常运行产生严重干扰。

Due to the turning on or off operation of the circuit breakers and the disconnected switches , strong electromagnetic interference in gas-insulated substations ( GIS ) is common .

基于WVD的隔离开关操作传导EMI时频分析

Time-frequency Domain Analysis of Conducted EMI Caused by Disconnect Switch Operation Based on WVD

500kV隔离开关操作中燃弧引起的感应过电压

Induced overvoltage caused by arcing during operation of 500 kV disconnecting switches

为了研究封闭式组合电器（GIS）中隔离开关操作引起的快速暂态过电压的产生机制，采用了探求激发模式的思想方法。

In order to research the generating mechanism of very fast transient overvoltage ( VFTO ) that is caused by the operation of isolator in gas insulated substation ( GIS ), a method of detecting ' exciting mode ' was used here .

本文提出了一种新的推理机制来确定规则的专业知识为基础的Petri网适当的开关操作（RKPN）方法。

This paper presents a novel inference mechanism to determine appropriate switching operations by the rule-expert knowledge-based Petri net ( RKPN ) approach .

介绍GIS内隔离开关操作产生的快速暂态过电压（VFTO），利用微积分系统对VFTO进行测量，并分析其结果。

This paper introduces the quick speed transient overvoltage ( VFTO ) generated from operation of earth switch in GIS , describes the measurement of VFTO with a calculus system and analyses its result .

介绍了针对上河变电站几次500kV隔离开关操作引起的400V操作电源端子箱内熔丝熔断事件进行的现场试验。

Test was made at site to investigate several accidents of fuse broken in 400 V operating power supply terminal box occurred during operation of 500 kV disconnector .

特快速暂态过电压（VFTO）是由气体绝缘变电站开关操作产生的一种陡波前过电压，它的直接入侵会对变压器绕组的纵绝缘造成极大危害。

Very Fast Transient Overvoltage ( VFTO ) is a kind of switching impulse overvoltage with very steep front caused by the switching operation in Gas Insulated Substation .

试验结果表明，隔离开关操作时，由于500kV串内连接线和400V电源线间存在电磁耦合，在400V操作电源供电母线上有较高的感应电压存在。

The high inductive voltage existed in 400 V power supply bus line indicated by the test result during the operation of the disconnector is due to the electromagnetic coupling existing between 500 kV high voltage line and 400 V power supply line .

开关操作暂态电压对变电所二次电缆的电磁干扰

Electromagnetic Interference in Secondary Cable of Substation Generated by Switching Transient

真空开关操作过电压吸收装置的研究

The Research of absorbing Devices of Operation Over-voltage of Vacuum Switch

变电站开关操作所造成的暂态电磁干扰

The Transient Electromagnetic Interference Caused by Switch Operations at Substation

高压开关操作电磁铁动态特性逆分析的研究

Converse analysis on dynamic characteristics of operating electromagnets in high voltage circuit breakers

变电站开关操作引起的暂态干扰

Transient Interference Caused by Disconnect Switch Operation in Substations

在门上安装按钮，模仿浮动开关操作。

Door mounted pushbutton to simulate float switch operation .

隔离开关操作引起失灵保护误动的分析

Analysis for malfunction of CBF relay insulating switch operation

支持开关操作机构的低电压试验。

It can support the low voltage test of the switch operation device .

接带高载能负荷真空开关操作过电压产生的原因及其防护

Occurring Reason and Prevention on Operational Over-voltage of Vacuum Switch Connected with High Load

汽车组合开关操作性能评价参数的规律性探索

Study on Regularity of Evaluation Parameters on the Operating Performance of Automobile Multi-Function Switches

三工位开关操作机构手动操作的设计

Designment of Three Working Position Switch Operating Machine

变电站开关操作瞬态电磁骚扰测量数据的管理与分析

Management and Analysis of Transient Electromagnetic Disturbance Data of Switching Operations Measured in Substations

真空开关操作过电压的产生及防范

Producing and preventing of vacuum switch operate overvoltage

基于多元线性回归法的相控开关操作时间的补偿与预测

Prediction and compensation of operating time based on multi-element linear regression for controlled switching

一键开关操作；

One key switch operation ;