DC and AC Machines Notes
- Monday, May 3, 2010, 16:00
- B.Sc Electrical Engineering Notes, DC/AC Machines
- 2 comments
A machine is any device that uses energy to perform some activity. In common usage, the meaning is that of a device having parts that perform or assist in performing any type of work. A simple machine is a device that transforms the direction or magnitude of a force without consuming any energy. The word “machine” is derived from the Latin “machina”.
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A synchronous motor is an A.C. machine that operates at synchronous speed and converts electrical energy into mechanical energy.
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