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9 Jun 2021
- 3.A 3-phase ,Y- connected synchronous motor operates at 480 volt,50 Hz,2-pole,0.8 pf leading.The armature winding resistance is j1.5 ohm.The efficiency of the motor is 95%.The output torque of the motor at rated conditions is 350 Nm .Calculate: (a)the output power (b)the input power and the input current (c)the internal generated voltage Ea (d)the converted power (e)power losses (20 points)
- 3.A 3-phase ,Y- connected synchronous motor operates at 480 volt,50 Hz,2-pole,0.8 pf leading.The armature winding resistance is j1.5 ohm.The efficiency of the motor is 95%.The output torque of the motor at rated conditions is 350 Nm .Calculate: (a)the output power (b)the input power and the input current (c)the internal generated voltage Ea (d)the converted power (e)power losses (20 points)
12 Jun 2023
12 Jun 2021
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