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高压电器  2015 

一种新型电容缓冲式混合高压直流断路器的设计与仿真

DOI: 10.13296/j.1001-1609.hva.2015.11.007, PP. 41-46

Keywords: 混合直流断路器,缓冲电容,燃弧开断,无弧开断,PSCAD

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Abstract:

研发能够快速开断大电流,可靠性和经济性好的高压直流断路器成为构建多端直流电网的主要技术瓶颈。文中提出了一种新型电容缓冲式混合高压直流断路器的两种不同开断模式,分析了相对高压直流断路器主流拓扑方案所做的改进;通过PSCAD仿真模型,对比了无弧开断模式和燃弧开断模式的优缺点;最后指出了该种高压直流断路器仍需研究的问题。

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