Brushless wound rotor synchronous machines (WRSMs ... of novel sub-harmonic-based self-excited WRSMs. These machines utilize a unique winding configuration that allows for brushless operation ...

The aging processes and failure mechanisms affecting rotor winding insulation and ... Extensive repairs for large, round-rotor synchronous machines, such as rewinding, are discussed in previous ...

This chapter describes the main tests that are commercially available for assessing the condition of rotor and stator windings. It describes the purpose of each test, together with the types of ...