查询词典 circuit breaker

At present, domestic production of Molded Case Circuit Breaker Products often limited its flow capacity, but should be limiting the ability of specific indicators, only the use of these indicators, by designing the actual calculation can be used in project specific, current-limiting performance under generally available be referred to two indicators to measure.

目前，塑壳式断路器产品的国内生产往往限制了它的流量，但应限制的具体指标的能力，只有使用这些指标的实际计算设计，可以在项目中使用特定的，限流性能根据普遍提供交由两项指标来衡量。

To assess the condition of arc quenching chamber of circuit breaker without disassembly itself, Dynamic Resistance Measurement is introduced in this paper.

介绍了一种不用打开灭弧室就可以评估断路器灭弧室状况的方法———动态电阻测量法，用此法很容易判断弧触头的烧损数值。

Electric power equipment ; High-voltage circuit breaker ; Dynamic features ; Electrodynamic force

电力设备；高压断路器；动力学特性；电动力

It is novel to construct dynamic model of VS1 vacuum circuit breaker by multi-body software ADAMS (Automatic Dynamic Analysis of Mechanical System), which is verified by experiment. The electrodynamic force model is also constructed by classifying the electrodynamic as Lorenz force and Holm force.

引言 对断路器的动力学特性进行仿真分析，有利于实现断路器的优化设计；并且研究断路器在故障状态下的动作特性，能够为断路器的状态检测提供理论依据。

This paper introduces a new type vacuum circuit-breaker by analyzing the current mine flameproof feed switches.

本文在分析国内矿用隔爆馈电开关现状的基础上介绍了一种新型真空断路器，并阐述其作为隔爆馈电开关内装元件的优越性。

This paper introduces a new type vacuum circuit-breaker by analyzing the current mine flameproof feed switch es.

本文在分析国内矿用隔爆馈电开关现状的基础上介绍了一种新型真空断路器，并阐述其作为隔爆馈电开关内装元件的优越性。

The circuit breaker replacement is extremely simple, handcart interchangeability good .

断路器更换非常简单，手车互换性好。

Based on the first law of thermodynamics and the law of hydrokinetics, the mathematic model of the pressure characteristic was established for the 252 kV self-extinguishing SF6 circuit breaker, and the pressure characteristic curve of the arc-extinguishing chamber can be obtained through computation.

高压自能式SF6断路器是近年来开发的一种基于较新灭弧方式的产品。自能式灭弧室在开断过程中通过电弧的加热，使灭弧室内的气体压力增加，产生足够的压力吹弧。电弧加热气体的方式可以减小灭弧室的体积并且降低操动机构的操作功，使开断过程更加稳定可靠[1-2]。对于灭弧室来说，气吹的压力是一个很重要的参数，直接影响灭弧室的开断能力。

And the intelligent operation of high voltage circuit breaker will be carried out by the intellectualization of its opening performance.

断路器的智能化是断路器发展的趋势，高压断路器的智能操作则是从断路器开断性能上实现智能化，是一个全新而重要的研究课题。

Vacuum interrupter is the most important part of vacuum circuit breaker where the arc extinguishes.

灭弧室是真空断路器的重要组成部分，电弧就是在灭弧室内分断的。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。