Remove brushes and short the ring together with a copper link in case of a slip ring motor (wound rotor).
若是滑环式电动机(绕线转子)，去除电刷，和铜环连在一起使滑环短路。
2
Based on the analysis of AC impedance and two poles voltage test data, the reason of turn - to - turn short circuit fault caused by having copper dregs in generator rotor winding was found.
基于交流阻抗和两极电压试验数据的分析，发现发电机转子绕组因存在铜渣而造成匝间短路故障的原因。
3
The special slot is adopted in the rotor of the induction machine with compound cage rotor and there is two materials of casting aluminum and copper iron alloy in the slot.