Electric Generator Diagram

Electric Generator Diagram: Electric Generator Diagram - Electricity does not occur naturally in usable form and it also cannot be stored in usefully large quantities. Therefore, it must be generated…

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General Characteristics of Electrical Equipment

General Characteristics of Electrical Equipment: All electrical machines, apparatus and other forms of characteristics of electrical equipment must satisfy two main requirements—they must be able to operate continuously under normal service…

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Electrical Braking of Polyphase Induction Motors

Electrical Braking of Polyphase Induction Motors: Electrical Braking of Polyphase Induction Motors which consists of different types, namely, Plugging (or Counter-Current Braking) Dynamic (or Rheostatic) Braking Regenerative Braking 1. Plugging…

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Starting of Electric Drives

Starting of Electric Drives: The most important processes associated with controlled electric drives are (i) starting, (ii) speed control (iii) braking, (iv) reversal of direction of rotation. All these are…

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Electric Motor Speed Torque Characteristics

Electric Motor Speed Torque Characteristics: A Electric motor speed torque characteristics is defined as the relationship between the speed at which it operates and the torque it develops, ω = f(T).…

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Selection of Electric Drive

Selection of Electric Drive: For selection of electric drive motor it is essential that the conditions of service are well known. It is not sufficient to simply specify the output…

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Nature of Electric Supply

Nature of Electric Supply: The nature of electric supply available may be 3-phase ac, single-phase ac or dc. In case three-phase ac supply is available, polyphase induction motor, squirrel cage…

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