便携式直流接地检测仪的设计

【摘要】 通过对变电所直流系统接地故障查找方法的分析,指出了现有仪器使用中存在和出现的问题,介绍了一种利用差电流原理配合传统绝缘监察装置检测直流接地故障的设计方案,讨论了补偿式测试方法,阐述了装置的使用特点和应用。更多还原

【Abstract】 By analyzing the method of checking earthing of failures on the DC supply system of the traction substation, points out some existing problems of the current instrument in use, introduced the design plan of checking earthing of failures on DC supply system of the traction substation by the differential current principle cooperating with tradition insulating to inspected the device examination, discussed the method of the compensation test, illustrates its characteristics and the application.更多还原