A three-phase, four-pole star connected synchronous motor has 72 slots with 20 conductors per slot. The flux/pole is 0.08 Wb and the speed is 1800 rpm, the direct axis and quadrature axis synchronous reactances of 18.5 Q and 2.5 Q respectively. Assuming the full-pitched coil and skewing factors 1 Find the following 1- Plot the phasor digram and torque equations 2- torque 3- line and phase voltage 3- Isd, Isq and line current and the power 4- power factor. Neglect rotational losses and armature resistance

A three-phase, four-pole star connected synchronous motor has 72 slots with 20 conductors per slot. The flux/pole is 0.08 Wb and the speed is 1800 rpm, the direct axis and quadrature axis synchronous reactances of 18.5 Q and 2.5 Q respectively. Assuming the full-pitched coil and skewing factors 1 Find the following 1- Plot the phasor digram and torque equations 2- torque 3- line and phase voltage 3- Isd, Isq and line current and the power 4- power factor. Neglect rotational losses and armature resistance

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

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

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A three-phase, four-pole star connected synchronous motor has 72 slots with 20 conductors per slot. The flux/pole is 0.08 Wb and the speed
is 1800 rpm, the direct axis and quadrature axis synchronous reactances of 18.5 Q and 2.5 Q respectively.
Assuming the full-pitched coil and skewing factors 1
Find the following
1- Plot the phasor digram and torque equations
2- torque
3- line and phase voltage
3- Isd , Isq and line current and the power
4- power factor. Neglect rotational losses and armature resistance

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