Research Article
Outer Rotor Permanent Magnet Passively Compensated Pulsed Alternator for Electromagnetic Railgun System
Table 1
Main parameters of ORPMPCPA.
| Peak power (GW) | 2.5 | Rotation inertia (kg·m2) | 7000 | Rotation speed of alternator (rpm) | 12000 | Outer diameter of stator (mm) | 1180 | Outer diameter of rotor (mm) | 1860 | Core length (mm) | 700 | Air gap (mm) | 1 | Thickness of compensating cylinder (mm) | 6 | Section area of winding (mm2) | 300 | Air gap flux density (Bδ/T) | 0.98 | Phase number of winding | 2 | Number of parallel branches | 4 | Number of conductors per slot | 2 | Number of poles | 4 |
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