performance, such as torque ripple, cogging torque, average torque and back EMF wave are much improved after optimization. Finally …

(EVs). Five novel rotor teeth shapes are proposed and researched to reduce the cogging torque and torque ripple of the FSPM … of different rotor teeth shapes on cogging torque, torque ripple and electromagnetic torque are analyzed by the 2-D … comprehensively from the points of view of cogging torque, torque ripple, electromagnetic torque, flux linkage, back electromotive …

toque characteristics, especially the order of the cogging torque are mathematically formulated. Matching principle of the … inferred since it affects MFM-BDRM’s performance greatly, especially in the respect of the cogging torque and electromagnetic …

Cogging torque exists between rotor mounted permanent magnets and stator teeth due to magnetic attraction and this is … study the existence and effects of cogging torque, and to present a novel, rapid, half magnet pole pair technique for … forecasting and evaluating cogging torque. The technique uses the finite element method as well as Matlab research and development …