【摘要】 消弧线圈自动调谐装置参数设置不合格,有可能引起三相对地电压不对称的虚幻接地故障。分析了10kV系统虚幻接地故障的原因以及消弧线圈自动调谐装置参数的配合情况,根据消弧线圈自动调谐装置参数配合实例计算结果,提出了解决10kV系统虚幻接地故障的措施,并介绍了解决措施的现场实施效果。更多还原

【Abstract】 When the parameters of arc suppression coil automation tuned device are not qualified set,the result of three-phase asymmetrical voltage may cause virtual grounding.The cause that leads to virtual grounding fault in 10kV systems is analyzed,as well as the coordination of parameters on arc suppression coil automation tuned device.The measures to solve virtual grounding fault in 10kV systems are presented in accordance with calculation results of parameters coordination.Finally,the application effect of measures is introduced.更多还原