Electromagnetic and Mechanical Topology Optimization for SynRM Rotors Considering High Dimensional Constraints

Publisher:
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC
Publication Type:
Journal Article
Citation:
IEEE Transactions on Industrial Electronics, 2023, 70, (12), pp. 12048-12059
Issue Date:
2023-12-01
Full metadata record
The knowledge-based parametric design process of the rotor topology of the synchronous reluctance motor (SynRM) requires a tedious parameter definition, selection, and searching process until an optimal design can be obtained. This research proposes a topology optimization approach based on solid isotropic material with penalization method for the SynRM rotor topology design. The aim is to pursue a more intelligent and automatic design process. Specifically, the proposed method aims to generate the SynRM rotor design of high output torque profile. Meanwhile, the mechanical constraints including structural compliance and stress are also considered for promising the structural reliability of the rotor. Considering the high dimensional constraints caused by the multiphysics performances, the augmented Lagrangian method based optimization framework is developed to solve the minimization problem in a compact scheme. To prove the effectiveness of the developed method, simulations, and analysis on the topology optimization of SynRMs are performed in this article. Prototyping and experiment are also conducted for verifying the performance of the optimized structure.
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