2- Appropriate no-load tests on a two-phase servomotor rated at 115 V, 60 Hz, two- poles, give the following parameters: r = 302 Ω X₁ =3850 r₂ = 1380 f X₂ = 3850 Xm= 6950 This servomotor is operated with V-11520° and V-802-90° V, and a rotor slip of 0.25. 3- The servomotor is problem (2) is operated with the main and control winding voltages always in quadrature. a- Compute the starting torque when the control winding voltage equals the main winding voltage, i.e., K=1. b- Determine the starting torque for K=0.5. (13.8734 m Nm: 6.9367 m Nm)

2- Appropriate no-load tests on a two-phase servomotor rated at 115 V, 60 Hz, two- poles, give the following parameters: r = 302 Ω X₁ =3850 r₂ = 1380 f X₂ = 3850 Xm= 6950 This servomotor is operated with V-11520° and V-802-90° V, and a rotor slip of 0.25. 3- The servomotor is problem (2) is operated with the main and control winding voltages always in quadrature. a- Compute the starting torque when the control winding voltage equals the main winding voltage, i.e., K=1. b- Determine the starting torque for K=0.5. (13.8734 m Nm: 6.9367 m Nm)

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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