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

College of Electrical and Power Engineering of Taiyuan University of Technology, Taiyuan 030024,China

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。
- 矿井 /
- 供电系统 /
- 单相接地 /
- 金属性接地 /
- 弧光接地 /
- 仿真
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.
- mine /
- power supply system /
- single-phase to ground /
- metal grounding /
- arc grounding /
- simulatio