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Analysis and design of current-limiting process for DC hybrid current-limiting switch
Author(s): 
Pages: 68-72,78
Year: Issue:  1
Journal: Electric Machines and Control

Abstract: 为研究一种适用于船舶直流电力系统短路保护的限流装置,提出基于斥力开关及快速熔断器的直流混合型限流开关方案.斥力开关在短路发生后迅速分断,电流转移到与开关并联的快速熔断器支路,由快速熔断器完成短路电流的分断和能量的吸收.研制了额定640 V/600 A的原理样机,进行了预期电流峰值为100 kA,时间常数为7 ms的限流分断实验.实验结果表明,斥力开关在短路电流超过设定动作值后200 μs内分断,经...
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