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A 480 V, 100 kW, 0.85 PF leading, 50 Hz, 6 poles, Y-connected synchronous motor has a synchronous reactance of 1.5 N and negligible armature resistance. This motor is to be operated over a continuous range of speeds from 300 rpm to 1000 rpm. Calculate the following quantities of the motor when it is operating. i. Range of frequency ii. Armature current ii. Induced voltage iv. Maximum torque v. Maximum power vi. Reactive power

A 480 V, 100 kW, 0.85 PF leading, 50 Hz, 6 poles, Y-connected synchronous motor has a synchronous reactance of 1.5 N and negligible armature resistance. This motor is to be operated over a continuous range of speeds from 300 rpm to 1000 rpm. Calculate the following quantities of the motor when it is operating. i. Range of frequency ii. Armature current ii. Induced voltage iv. Maximum torque v. Maximum power vi. Reactive power

Introductory Circuit Analysis (13th Edition)
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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A 480 V, 100 kW, 0.85 PF leading, 50 Hz, 6 poles, Y-connected synchronous motor has a synchronous reactance of 1.5 Q and negligible armature resistance. This motor is to be operated over a continuous range of speeds from 300 rpm to 1000 rpm. Calculate the following quantities of the motor when it is operating. i. Range of frequency ii. Armature current iii. Induced voltage iv. Maximum torque Maximum power v. vi. Reactive power
Transcribed Image Text:A 480 V, 100 kW, 0.85 PF leading, 50 Hz, 6 poles, Y-connected synchronous motor has a synchronous reactance of 1.5 Q and negligible armature resistance. This motor is to be operated over a continuous range of speeds from 300 rpm to 1000 rpm. Calculate the following quantities of the motor when it is operating. i. Range of frequency ii. Armature current iii. Induced voltage iv. Maximum torque Maximum power v. vi. Reactive power
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