Problem 4 [20 points]: Figures below are related to a 208, 45hp, A-connected, 60Hz, 2-pole synchronous motor: Field Sync

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Problem 4 20 Points Figures Below Are Related To A 208 45hp A Connected 60hz 2 Pole Synchronous Motor Field Sync 1 (36.52 KiB) Viewed 32 times

Problem 4 [20 points]: Figures below are related to a 208, 45hp, A-connected, 60Hz, 2-pole synchronous motor: Field Sync Motor Power System jXs RA JX Vy = V₁ Assume: • The core losses are 1.0kw and friction/windage losses are 1.5kw • The rotor copper losses are 2.0kW and the losses in field winding are ignored • The load on the shaft is 40hp and the power factor of the machine is 0.8 (Lag) (a) - Find the reactive power absorbed by the machine. (b) - Find the induced torque in the machine.