气体继电器

QJ2-40型气体继电器主要用于保护各种类型的油浸式全密封变压器的安全运行。

A gas relay in QJ2-40 is mainly used for protection of safe running of various types of oil-immersed fully sealed transformer .

一起变压器气体继电器非故障动作原因分析

Analysis on Non-Fault Operation of Gas Relay in Transformer

有载分接开关气体继电器频繁动作的对策

Countermeasure for Frequent Action of Gas Relay in On - Load Tap-Changer

气体继电器保护是电力变压器的一种基本保护。

Protection by gas relay is one of the elemental protection of transformer .

气体继电器抗震性能研究

Anti - seismic performance of gas relays

气体继电器动作原因及判断

Operation causes and determination of gas relay

投入运行前，利用气体继电器顶盖上的探针可进行动作特性的测试。

Before put into operation , use the probe on the cap of the gas relay can carry out the test of the action characteristic .

由于气体继电器长期运行在高温度、强振动和大磁场的情况下，易造成其工况下降、动作值偏移整定值；且在其接线盒中积存水珠，使得气体继电器误动作。

A long period running , which is easy to create the conditions decline , the action value offset setting value ; and the accumulation of water droplets in the junction box , making the gas relay malfunction .

SF6气体密度继电器现场检验的有关问题

Problems of SF6 Gas Density Monitor in Field Inspection

SF6气体密度继电器的现场检验

Field Verification of the SF-6 Gas Density Relay

基于AVR单片机的数字式SF6气体密度继电器

SF_6 Gas Density Relay Based on AVR Microcontrollers

给出了一种基于AVR单片机的数字式SF6气体密度继电器的设计方法。

A new design of SF6 gas density relay based on AVR microcontrollers is introduced .

介绍了SF6气体密度继电器的工作原理、主要作用及其现场检验的内容、周期和标准。

Principle and performance of SF6 gas density monitor and items , periodic time , standard in field inspection are introduced .

强调了开展SF6气体密度继电器检验工作的重要性，分析了目前现场密度继电器与设备本体连接的几种方式，并提出在进行检验时必须注意的事项。

Importance of SF6 gas density monitor inspection is emphasized , attended modes about monitor with equipment body is expounded . At last , matters and attention of SF6 gas density monitor field inspection are presented .

文章概述了青海电网所用的三种SF6气体密度继电器的工作原理，对目前SF6气体密度继电器的检验方法进行了分析，并对青海电网SF6气体密度继电器的检验工作进行了总结。

The paper summarizes the working principle of three SF-6 gas density relays adopting by Qinghai power grid , as well as analyses verification method of the present SF-6 gas density relay , also summarizes its present verification situation on QingHai Power grid .

气体密度继电器能否正确反映电器的气体密度

Can gas density relay reflex gas density in insulated electric equipment correctly

柜内的电路中还装有气体压力调节继电器，以便在柜体漏气造成其内气压过低时及时切断电路。

An air pressure regulating relay is arranged in a circuit in the cabinet to cut the circuit in time when air leak happens in the cabinet body to make the air pressure in the cabinet too low .

本文指出，当电气设备内气体平均温度高于密度继电器温度一定程度时，气体密度继电器也不能正确反映电气设备内的气体密度，而出现正误差。

This article indicates that when the average temperature of gas in gas insulated electric equipment is some greater than the temperature of gas density relay then the gas density relay can 't reflex the gas density correctly too and gives a positive error .

坦克和覆盖应形，以防止外部滞水，气体口袋内部可以捕获逃逸气体，从而妨碍气体探测器继电器的操作。

Tank and cover shall be shaped so as to prevent stagnation of water externally , and gas pocket internally which could trap escaping gas and thereby impede operation of the gas detector relay .