Document Type

Conference Proceeding

Language

eng

Format of Original

7 p.

Publication Date

5-12-2013

Publisher

Institute of Electrical and Electronics Engineers (IEEE)

Source Publication

2013 IEEE International Electric Machines & Drives Conference (IEMDC)

Source ISSN

978-1-4673-4974-1

Abstract

Experimental characterization of interior permanent magnet (IPM) synchronous machines experiencing winding short-circuit faults is necessary in developing diagnostics indices to be used in detecting short-circuit winding faults. Known fault indices include the current spectrum analysis, the negative-sequence components method, and the space-vector based pendulous oscillation method. This paper applies all three methods to experimental turn-to-turn short-circuit fault data acquired from a 3.5 hp IPM motor energized by a PWM voltage source inverter. The results are compared and analyzed, and since none of the three methods presented unambiguously demonstrate the existence of a winding short-circuit fault, the practical difficulties of short-circuit fault detection and mitigation are discussed in that light.

Comments

Accepted version. Published as part of the proceedings of the 2013 IEEE International Electric Machines & Drives Conference (IEMDC), 2013: 727-733. DOI. © 2013 IEEE. Used with permission.

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