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Getting to know fractional-slot concentrated windings (FSCW)

Publication date: 
March 2019
Author(s): 
Mike Howell, EASA Technical Support Specialist
Type of media: 
Article

Fractional-slot concentrated windings (FSCW) have been used for decades, primarily in small machines. But continued technological advancement in power electronics along with the need for more efficient and power-dense machines is increasing use of FSCW in a variety of machine types and sizes.

Topic(s): 
AC motors
Stators/windings
Winding connections
Synchronous motors
DC motors
Design/theory/application