E, (V) 200 100 П — 1000 грm -If (A) 2.0 1.0 Figure P15.50

Q: A 200 V, 10 A, 1000 rpm, separately excited d.c. motor has an armature resistance of 3 Q. The motor…

A: Given data:Required information:The value of the duty cycle of the chopper.

Q: Running at 1200 rpm from a 280-V source, a series-connected dc motor draws an armature current of 25…

A: Given data: The value of armature current is: 25 A The field resistance is: 0.2 Ω The expression for…

Q: A series-connected motor drives a constant torque load from a 50-V source at a speed of 1500 rpm.…

A: Given: A dc series motor connected to a constant torque load.

Q: Discuss the advantages of flux weakening operating regime in a DC motor.

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Q: A 50-kW, 250-V short-shunt compound generator has the following data: R, = 0.06 2, R = 0.04 2, and…

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Q: Sketch the torque versus speed characteristic for a series-connected dc motor.

A: The circuit diagram of the DC series motor can be drawn as  Thus for constant power motor : Ns α 1Γ…

Q: A Short Shunt Compound DC Generator supplies 100-amp at 110-volt. Series field resistance   of…

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Q: A permanent magnet DC mitor has an armature resistance 1.4 52. When it is supplied by 75-V DC…

A:

Q: An induction motor is represented as a line diagram and an equivalent circuit. Find: A. The number…

A: In this question, we need to determine the number of poles, synchronous speed and slip of the motor.…

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.