Research Article
Electromagnetic Forces and Mechanical Responses of Stator Windings before and after Rotor Interturn Short Circuit in Synchronous Generators
Table 2
Key parameters of MJF-30-6 prototype generator.
| Parameter | Value |
| Rated capacity | 30 kVA | Rated voltage | 400 v | Rated rotating speed | 1000 rpm | Number of pole pairs | 3 | Connection mode of stator winding | 2Y | Coil pitch | 8 | Power factor | 0.8 | Operating temperature | 75°C | Indexing slots of rotor | 42 | Real slots of rotor | 30 | Number of stator slots | 54 | Rated exciting current | 1.8 A | Number of turns in per stator slot | 72 turns | Number of turns in per rotor slot | 88 turns | Length of rotor | 220 mm | Stack length | 220 mm | Inner diameter of stator | 1230 mm | Outer diameter of stator | 2400 mm | Inner diameter of rotor | 500 mm | Outer diameter of rotor | 1228.3 mm | Air-gap length | 0.85 mm | Stacking factor | 0.95 |
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