An induction motor of 100 kW. has an efficiency of 80% at full load. The motor operates with the following duty cycle- (i Acceleration for 10 sec with an energy loss of 50 kilowatt-sec (ii Running at full load for 10 sec (iii Braking for 10 scc with an energy loss of 50 kilowatt-sec (iv Idling interval The value of ß is 0.4. Can the drive be operated at a frequency of 100 cycles per hour

An induction motor of 100 kW. has an efficiency of 80% at full load. The motor operates with the following duty cycle- (i Acceleration for 10 sec with an energy loss of 50 kilowatt-sec (ii Running at full load for 10 sec (iii Braking for 10 scc with an energy loss of 50 kilowatt-sec (iv Idling interval The value of ß is 0.4. Can the drive be operated at a frequency of 100 cycles per hour

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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