Analysis of abrasion of the slip-ring carbon and brush system for bulb hydro-generating units, its great danger and the cause of this phenomenon are presented.
介绍了灯泡贯流式机组滑环碳刷系统的磨损情况，分析了滑环碳刷磨损严重的危害和滑环碳刷系统磨损的原因。
2
Since the brush and slipring are life limiting components and can be a source of noise in harsh environments, the transformer coupled units enhance reliability and performance.