本文采用光电测试系统,观察到在低压限流断路器开断过程中的电弧电压跌落现象。
Based on optoelectronic measuring system, arc voltage drops are observed in arc running process of current limiting circuit breaker.
本文研究了一种将窄缝与栅片配合应用于限流断路器的新型混合式灭弧系统。控制了栅片间金属短弧的金属蒸气喷流,同时削弱灭弧室中热气体的回流。
In this paper, we present a new type of hybrid arc quenching system, which controls the metal vapor and back flow of the hot air in splitters arc quenching chamber.
该文指出整流式故障电流限制器在限流过程中降低了短路电流幅值,改变了短路电流波形,明显地影响到高压断路器的关合开断能力。
The rectifier type FCL not only reduces the amplitude of short circuit currents but also changes their waveform which seriously affects the making and breaking capability of HV circuit breakers.
触头打开时间对于低压塑壳式断路器的限流性能有重要意义。
The opening time of movable contact has remarkable effect on the limiting current performance of low voltage molded case circuit breakers.
试验研究证实:氧化锌限流元件串联放电间隙能够在断路器动作之前,快速截断工频续流。
The test results in this paper show that ZnO arrestor unit with a series gap for transmission lines is able to cut off power frequency current quickly before the circuit breaker operate.
通过分析影响开断过程电弧重击穿现象的主、要因素,本文提出了几种抑制开断过程重击穿现象、提高断路器限流特性的有效方法。
By discussing the influences of restriking phenomena, some effective methods are presented for restraining restriking phenomena and improving the performance of current limiting.
从塑壳断路器尺寸紧凑、栅片数受限制出发,提出弧柱压降对限流同样起很大作用。
According to the compact geometry along with limited number of deion plates of MCCB, it was proposed that arc column voltage also play an important role in interrupting process of MCCB.
从塑壳断路器尺寸紧凑、栅片数受限制出发,提出弧柱压降对限流同样起很大作用。
According to the compact geometry along with limited number of deion plates of MCCB, it was proposed that arc column voltage also play an important role in interrupting process of MCCB.
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