矿井10kV供电系统单相接地故障的仿真研究
Simulation Research of Single-phase to Ground Fault of 10 kV Power Supply System of Mine
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摘要: 针对矿井10 kV供电系统经常发生单相接地故障而导致系统过电压现象,文章以Matlab仿真平台为基础,重点分析了金属性接地和弧光接地2种单相接地故障的特点,建立了仿真模型,进行了数字仿真,并给出了故障波形和数值结果。Abstract: Aiming at over-voltage phenomena of 10 kV power supply system of mine because of single-phase to ground fault,the paper took Matlab simulation platform as base,emphatically analyzed perfor-(mances) of metal grounding fault and arc grounding fault.It built simulation model and carried out digital simulation,and gave fault waveforms and numerical results.
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Key words:
- mine /
- power supply system /
- single-phase to ground /
- metal grounding /
- arc grounding /
- simulatio
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