6.6 A 120 V, 187 W, 60 Hz, 1725 rpm, split-phase induction motor has the following impedances referred to the stator circuit: R₁ ΖΩ Χ = 3 Ω B2 =402 #2 = 3 Ω Ro 600 Ω XM = 60 2 The friction, windage, and stray losses are 35 W. The motor is operating at the rated voltage and frequency with its starting winding open, and a speed of 1710 rpm. Evaluate the performance of the motor in terms of: 6.6.1 Motor slip (2) 6.6.2 Stator current (4) 6.6.3 Stator power factor (1) 6.6.4 Power input, air-gap power, developed mechanical power and power output (6) 6.6.5 Induced torque and load torque (3) 6.6.6 Motor efficiency (1)
6.6 A 120 V, 187 W, 60 Hz, 1725 rpm, split-phase induction motor has the following impedances referred to the stator circuit: R₁ ΖΩ Χ = 3 Ω B2 =402 #2 = 3 Ω Ro 600 Ω XM = 60 2 The friction, windage, and stray losses are 35 W. The motor is operating at the rated voltage and frequency with its starting winding open, and a speed of 1710 rpm. Evaluate the performance of the motor in terms of: 6.6.1 Motor slip (2) 6.6.2 Stator current (4) 6.6.3 Stator power factor (1) 6.6.4 Power input, air-gap power, developed mechanical power and power output (6) 6.6.5 Induced torque and load torque (3) 6.6.6 Motor efficiency (1)
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Transcribed Image Text:6.6 A 120 V, 187 W, 60 Hz, 1725 rpm, split-phase induction motor has the following impedances
referred to the stator circuit:
R₁ ΖΩ
Χ = 3 Ω
B2 =402
#2 = 3 Ω
Ro
600 Ω
XM = 60 2
The friction, windage, and stray losses are 35 W. The motor is operating at the rated voltage
and frequency with its starting winding open, and a speed of 1710 rpm.
Evaluate the performance of the motor in terms of:
6.6.1 Motor slip (2)
6.6.2
Stator current (4)
6.6.3 Stator power factor (1)
6.6.4 Power input, air-gap power, developed mechanical power and power output (6)
6.6.5 Induced torque and load torque (3)
6.6.6
Motor efficiency (1)
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