In-wheel motor vibration control for distributed-driven electric vehicles: A review
Efficient, safe, and comfortable electric vehicles (EVs) are essential for the creation of a
sustainable transport system. Distributed-driven EVs, which often use in-wheel motors …
sustainable transport system. Distributed-driven EVs, which often use in-wheel motors …
Influence of electric loading and magnetic saturation on cogging torque, back-EMF and torque ripple of PM machines
Z Azar, ZQ Zhu, G Ombach - IEEE Transactions on Magnetics, 2012 - ieeexplore.ieee.org
The torque ripple of a permanent magnet (PM) machine is mainly due to the cogging torque
and distortions of the back-emf waveforms, winding inductances and current waveforms …
and distortions of the back-emf waveforms, winding inductances and current waveforms …
[HTML][HTML] Diffusion behavior and coercivity enhancement of Tb-containing NdFeB magnet by dip-coating TbH3
T Zhou, R Liu, P Qu, G Xie, M Li, Z Zhong - Journal of Materials Research …, 2022 - Elsevier
There is a growing demand for high coercivity of NdFeB magnets with low heavy rare earth
in the emerging applications. In this work, dip-coating 0.02 g and 0.09 g TbH 3 on the Tb …
in the emerging applications. In this work, dip-coating 0.02 g and 0.09 g TbH 3 on the Tb …
Optimal step-skew methods for cogging torque reduction accounting for three-dimensional effect of interior permanent magnet machines
X Ge, ZQ Zhu, G Kemp, D Moule… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper proposes optimal step-skew methods for cogging torque reduction in interior
permanent magnet (IPM) machines. First, a vector diagram method is employed to analyze …
permanent magnet (IPM) machines. First, a vector diagram method is employed to analyze …
Comparison of cogging torque reduction in permanent magnet brushless machines by conventional and herringbone skewing techniques
W Fei, ZQ Zhu - IEEE Transactions on energy Conversion, 2013 - ieeexplore.ieee.org
Cogging torque, as one of the main parasitic demerits of permanent magnet brushless
machines, is of particular importance and primary concern during the machine design stage …
machines, is of particular importance and primary concern during the machine design stage …
Lumped-parameter thermal model for axial flux permanent magnet machines
A lumped-parameter thermal model is presented for axial flux permanent magnet (AFPM)
machines. The model provides the steady-state thermal solution to derive the temperatures …
machines. The model provides the steady-state thermal solution to derive the temperatures …
Material-efficient permanent-magnet shape for torque pulsation minimization in SPM motors for automotive applications
W Zhao, TA Lipo, BI Kwon - IEEE Transactions on Industrial …, 2014 - ieeexplore.ieee.org
This paper focuses on the design and analysis of a novel material-efficient permanent-
magnet (PM) shape for surface-mounted PM (SPM) motors used in automotive actuators …
magnet (PM) shape for surface-mounted PM (SPM) motors used in automotive actuators …
Speed ripple reduction of direct-drive PMSM servo system at low-speed operation using virtual cogging torque control method
F Bu, Z Yang, Y Gao, Z Pan, T Pu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this article, a virtual cogging torque (VCT) control method to reduce the speed ripple of
direct-drive permanent magnet synchronous machine servo system under low-speed …
direct-drive permanent magnet synchronous machine servo system under low-speed …
Cogging torque analysis of magnetic gear
N Niguchi, K Hirata - IEEE transactions on industrial electronics, 2011 - ieeexplore.ieee.org
This paper describes the harmonic spectra of the cogging torque of a magnetic gear. The
operating principle of this gear is described, and the transmission torque under operation in …
operating principle of this gear is described, and the transmission torque under operation in …
Multiobjective shape optimization of segmented pole permanent-magnet synchronous machines with improved torque characteristics
M Ashabani, YARI Mohamed - IEEE transactions on magnetics, 2011 - ieeexplore.ieee.org
Magnet segmentation is an effective and simple technique for cogging torque reduction in
high power permanent-magnet (PM) synchronous machines; however, it deteriorates air gap …
high power permanent-magnet (PM) synchronous machines; however, it deteriorates air gap …