@inproceedings{inproceedings, title = {{Design and analysis of PM brushless ac machines with different rotor topologies for field-weakening operation}}, url = {{}}, year = {{1999}}, month = {{1}}, author = {{Chen YS and Zhu ZQ and Howe D and Birch TS}}, volume = {{1}}, journal = {{Proceedings of the Universities Power Engineering Conference}}, pages = {{169-172}}, note = {{Accessed on 2025/05/22}}}