A constant speed drive has following duty cycle: 2 A constant speed drive has following duty cycle: (i) Load rising from 0 to 400 kW : 5 min (ii) Uniform load of 500 kW : 5 min (iii) Regenerative power of 400 kW return to the supply : 4 min (iv) Remain idle for : 2 min Estimate power rating of the motor. Assume losses to be proportional to (power)2.

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Motor Load, Torque, and Power Quality Requirement

An electric motor is a gadget that changes electrical energy into mechanical energy over to follow up on a mechanical burden. The weight set on the motor because of this mechanical movement is known as motor load. Appropriately matching the motor burden to the engine is vital to forestall harm to the engine or wasteful and unnecessary expensive activity. Engines perform such undertakings as moving a thing starting with one spot then onto the next, cutting it, changing its shape, etc. The motors might be evaluated as far as a few variables including power yield, voltage, current, and temperature. Harm to an engine might happen when it is worked under over the top engine load contrasted with its appraised limit.