Synchronous Machines

Synchronous Motor

Definition: The motor which runs at synchronous speed is known as the synchronous motor. The synchronous speed is the constant speed at which the motor generates the electromotive force. The synchronous motor is used for converting the electrical energy into mechanical energy. Construction of Synchronous Motor The stator and the rotor are the two main …

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Distribution Factor

The Distribution Factor or the Breadth Factor is defined as the ratio of the actual voltage obtained to the possible voltage if all the coils of a polar group were concentrated in a single slot. It is denoted by Kd and is given by the equation shown below. In a concentrated winding, each phase of …

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Coil Span Factor

The Coil Span Factor or Pitch Factor KC is defined as the ratio of the voltage generated in the short pitch coil to the voltage generated in the full pitch coil. The distance between the two sides of a coil is called the Coil Span or Coil Pitch Factor. It is also known as Chording Factor. …

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Synchronous Machine

Synchronous Machine constitutes of both synchronous motors as well as synchronous generators. An AC system has some advantages over a DC system. Therefore, the AC system is exclusively used for the generation, transmission, and distribution of electric power. The machine which converts mechanical power into AC electrical power is called a Synchronous Generator or Alternator. …

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