0.1 N , Lq = La 5. A permanent-magnet ac machine has r = A torque of 3N·m is desired at a speed of w. = 100 rad/s. a. Determine the value of øi that will minimize the stator current amplitude needed to achieve the desired torque. b. Determine the resulting Vas. = 1 mH, Am'= 0.1 V.s, P = 4.

0.1 N , Lq = La 5. A permanent-magnet ac machine has r = A torque of 3N·m is desired at a speed of w. = 100 rad/s. a. Determine the value of øi that will minimize the stator current amplitude needed to achieve the desired torque. b. Determine the resulting Vas. = 1 mH, Am'= 0.1 V.s, P = 4.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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Concept explainers

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.

Question

5. A permanent-magnet ac machine has r, =
A torque of 3N·m is desired at a speed of wr = 100 rad/s.
a. Determine the value of øi that will minimize the stator current amplitude needed to achieve
the desired torque.
b. Determine the resulting Vas.
0.1 2, Lq = Ld = 1 mH, Am' = 0.1 V. s, P = 4.
%3D

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