A 0,9 kW DC shunt motor is loaded by a constant torque of 12 Nm. The armature resistance of the motor is 5 Ω, and the field constant KØ = 3 Vs/rad. The motor is driven by a half wave thyristor converter. The power source is a 140 V, 50 Hz. The triggering angle of the converter is 450 and the conduction period is 1650 . Calculate the motor speed and the developed power.

A 0,9 kW DC shunt motor is loaded by a constant torque of 12 Nm. The armature resistance of the motor is 5 Ω, and the field constant KØ = 3 Vs/rad. The motor is driven by a half wave thyristor converter. The power source is a 140 V, 50 Hz. The triggering angle of the converter is 450 and the conduction period is 1650 . Calculate the motor speed and the developed power.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

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