故障电流限制器提供了另外一种解决方案。
采用快速开关可显著减少故障电流限制器的运行损耗,采用GTO可降低电流转移的难度。
By using the fast switch, the power loss of the FCL in normal operation condition could be avoided, and by using the GTO, the rapid current-transferring could be realized with a smaller difficulty.
采用故障电流限制器来抑制电网故障时的短路电流是保证断路器遮断容量不致超限的有效方法。
It is an effective approach to ensure the non-exceeding of the breaking capacity of line breaker by adopting fault current limiter to restrain short-circuit current when the grid is in fault.
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.
优选的是,浪涌电流限制器设备进一步包括可充电电容缓冲器,其设置在关于基于IGBT的限制器单元的下游,用于形成缓冲的输出。
It is preferably, that the inrush current limiter device further comprises a chargeable capacitive buffer, arranged downstream in regard to the IGBT-based limiter unit for forming a buffered output.
仿真的结果证明了基于磁通补偿的大容量故障电流限制器方案的提出和研究,对高压和超高压输电性能的革新改造具有重要的技术作用和现实意义。
The result of Simulink is very satisfied, and the research of the FCL based on flux compensation will play a very important role in the development of power system in the future.
在单位功率因数整流器中,利用瞬时值比较法来控制电源电流,不但控制简单,还可有效限制器件的最高开关频率。
The method of instantaneous value comparison for source current control of unity power factor rectifier possesses advantages of simplicity as well as valid restriction for maximum switching frequency.
在单位功率因数整流器中,利用瞬时值比较法来控制电源电流,不但控制简单,还可有效限制器件的最高开关频率。
The method of instantaneous value comparison for source current control of unity power factor rectifier possesses advantages of simplicity as well as valid restriction for maximum switching frequency.
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