Analytical optimal currents for multiphase PMSMs under fault conditions and saturation

Ngac Ky Nguyen, Damien Flieller, Xavier Kestelyn, Tiago Jose dos Santos Moraes, Eric Semail
2014 IECON 2014 - 40th Annual Conference of the IEEE Industrial Electronics Society  
is an open access repository that collects the work of Arts et Métiers ParisTech researchers and makes it freely available over the web where possible. This is an author-deposited version published in: Handle ID Abstract-An original analytical expression is presented in this paper to obtain optimal currents minimizing the copper losses of a multi-phase Permanent Magnet Synchronous Motor (PMSM) under fault conditions. Based on the existing solutions [i] opt1 (without zero
more » ... uence of current constraint) and [i] opt2 (with zero sequence constraint), this new expression of currents [i] opt3 is obtained by means of a geometrical representation and can be applied to open-circuit, defect of current regulation, current saturation and machine phase short-circuit fault. Simulation results are presented to validate the proposed approach.
doi:10.1109/iecon.2014.7048968 dblp:conf/iecon/NguyenFKMS14 fatcat:uu6o5w5ghjg5be3hlpblndql4a