The problem of the vacuum switch applied in mine;
真空开关在煤矿应用中存在的问题
Installation and operation of vacuum switch;
真空开关安装运行经验总结
Arcing in vacuum switches and design of its triggering Circuit;
真空开关电弧的产生及其触发电路的设计
The vacuity of the arc-extinguish chamber of a vacuum circuit breaker is an important technical index to insure its dielectric insulation and arc extinguishing characteristics.
真空断路器灭弧室的真空度是保证真空开关绝缘性能和灭弧性能的重要技术指标,真空开关的真空度测试已经成为真空开关周期性检查和预防性试验的重要内容之一,本文介绍了几种真空度的现场检测方法,通过对真空断路器的灭弧室真空度降低原因的分析,说明了真空度测试仪的试验原理,并提出了利用真空度测试仪对真空开关进行真空度测试的一些问题和注意事项。
On the basics of research works of vacuum circuit breaker(VCB) overvoltage done by authors and predecessors,the overvoltage generation mechanism and limitation measures of VCB interrupting various kinds of electric loads (power distribution loads,parallel compensation reactor,and capacitor,high-voltage motor)are systematically described.
结合作者多年从事真空开关过电压的研究经验和前人的研究成果 ,较系统地阐述了真空开关在操作各类负载 (配电网负载、并联补偿电抗器、并联补偿电容器、高压电动机 )时 ,过电压产生的机理及其限制措施。
Application on the vacuity tester of vacuum switches;
真空开关真空度测试仪的应用
This paper introduces the explosion reasons for the three ZN28-10 vacuum switches,And analysis the reasons for over voltage of switching capacitors.
本文介绍了三台型号为ZN28-10的真空开关,在不同时间发生爆炸事故,并分析了电容器组,在投切过程中产生过电压的原因。
In this paper, the chopping current characteristic of vacuum switchgear is studied numerically when it interrupts the current with harmonic components.
用数值模拟的方法研究了真空开关开断含谐波的电流时可能出现的截流问题。
Having analyzed the features shown by air breakdown an injulating outer hard, and that cause solid medium to produce a creeping overflash, the paper presents points for a vacuum switch outer hard to be designed, namely that the minimum height of the outer hard is determined by an impulse voltage, however the creeping distance is determined by a working voltage and environmental conditions.
通过对绝缘外壳的空气击穿特性、固体介质沿面闪络特性的分析，给出了真空开关管绝缘外壳的设计要点，即绝缘外壳的最小高度是由冲击电压决定的，而爬电距离是由工作电压及环境条件决定的。
The paper establishes a complete set of the vacuum degree calibration system directing against some points, and also proposes the calibration curves after actual measurements, which indicates that the vacuum degree of the vacuum switch responds to the current of the electric discharge.
叙述了真空度监测仪的结构原理、应用前景，建立了一套有针对性的真空度校准系统，给出了实测的校准曲线，表明真空开关管真空度与放电电流有一一对应关系，最后分析了实验结果。
Research on Internal Pressure Estimation and Lifetime Evaluation of Vacuum Switches;
真空开关真空度检测及寿命评估研究
high-voltage ceramic vacuum switch tube
高压陶瓷真空开关管
Study on Vacuum Circuit Breaker with Multiple Breaks Based on Fiber-Controlled Vacuum Interrupter Modules;
基于光控模块的多断口真空开关研究
Optimization of High Voltage Vacuum Switch s Switching Parameter Based on ADAMS;
基于ADAMS的高压真空开关合闸参数优化
10kV High Speed Vacuum Switch With Electromagnetic Repulsion Mechanism
基于电磁斥力机构的10kV快速真空开关
The Research of absorbing Devices of Operation Over-voltage of Vacuum Switch
真空开关操作过电压吸收装置的研究
Basic Study of Vacuum Arc and Design and Development of the Structures of Vacuum Switch Contact
真空电弧基础现象研究与真空开关触头结构的设计和发展
Relevant Theoretical and Experimental Research on Synchronous Vacuum Switches;
同步真空开关的相关理论及其应用研究
Study and Analysis of Dynamic Characteristics on New Operating Mechanisms of Vacuum-Breaker;
高压真空开关新型操动机构的动特性研究
Switching Overvoltage and Its Protection When Vacuum Switch Switches Off Shunt Capcitor;
真空开关操作电容器组引起的过电压及其抑制
Investigations on the Characteristics of Arc Forms and Diagnosis of Plasma Parameters in VCB
真空开关电弧形态研究及其等离子体参数诊断
Research on Novel High Voltage Vacuum Switches Based on Virtual Prototyping Technology
基于虚拟样机技术的新型高压真空开关研究
A Few Issues During Operating and Maintenance Process of the VS1-type Vacuum Switch
VS1型真空开关运行维护应注意的几个问题
Of, relating to, or used to create a vacuum.
真空的，与真空有关的，用来制造真空的
air break switch
空气开关空气断路开关
Disconnect the vacuum harness connector from the back of the heater-A/C mode control switch on the control panel.
从控制仪表板上的空调暖气模式控制开关上断开真空线束接头。
The vacuum valve opens to admit air.
真空阀开启以补充空气。
First-generation computer: A computer that used vacuum tubes as switching elements.
第一代电脑:采用真空管做开关元件的电脑。