Results 11 to 20 of about 654,293 (288)

Comparative Investigation of Torque-ripple Suppression Control Strategies Based on Torque-sharing Function for Switched Reluctance Motor

CES Transactions on Electrical Machines and Systems, 2022
Torque ripple is an inherent property of switched reluctance motor (SRM), which seriously affects the control performance and application of the motor. This paper proposes two torque ripple suppression control strategies based on torque-sharing function (
Tong Chen, Guoyang Cheng
doaj   +2 more sources

Commutation Torque Ripple Suppression Strategy of Brushless DC Motor Considering Back Electromotive Force Variation

Energies, 2019
This paper presents a commutation torque ripple suppression strategy for brushless DC motor (BLDCM) in the high-speed region, which considers the back electromotive force (back-EMF) variation during the commutation process. In the paper, the influence of
Xinmin Li, Guokai Jiang, Wei Chen, Tingna Shi, Guozheng Zhang, Qiang Geng   +5 more
doaj   +2 more sources

An Improved Direct Predictive Torque Control for Torque Ripple and Copper Loss Reduction in SRM Drive

Applied Sciences, 2023
This paper introduces a direct predictive torque control (DPTC) method to minimize the torque ripple and copper loss of the switched reluctance motor (SRM). Generally, there is a problem with torque ripple during the SRM’s commutation.
Linhao Sheng, Guofeng Wang, Yunsheng Fan, Jian Liu, Di Liu, Dongdong Mu   +5 more
doaj   +2 more sources

Torque Ripple Suppression Method of Switched Reluctance Motor Based on an Improved Torque Distribution Function

Electronics, 2022
Currently, torque ripple is a crucial factor hindering the application of the switched reluctance motor (SRM). Hence, it is of crucial importance to suppress this undesirable torque ripple. This paper proposes a new torque ripple suppression method of SRM based on the improved torque distribution function.
Xiao Ling, Chenhao Zhou, Lianqiao Yang, Jianhua Zhang   +3 more
openaire   +2 more sources

Torque ripple suppression in non‐commutation interval of the coreless brushless DC motor based on unipolar PWM predictive control

IET Power Electronics
Aiming at the torque ripple caused by significant current ripple and non‐ideal back‐electromotive force (back‐EMF) of coreless brushless DC motor (BLDCM), an incremental predictive control strategy based on unipolar pulse width modulation (PWM) is ...
Chong Zeng, Zhongxin Wan, Song Huang, Jiao He   +3 more
doaj   +2 more sources

Unified Fault-tolerant Control Strategy with Torque Ripple Compensation for Five-phase Permanent Magnet Synchronous Motor Based on Normal Decoupling

Energies, 2019
In this paper, the decoupling matrix in a five-phase permanent magnet synchronous motor (FPMSM) is rebuilt and changed, according to different open-phase conditions, which complicate the switch and control algorithm.
Guodong Sun, Guijie Yang, Yanyi Wang, Jianyong Su   +3 more
doaj   +2 more sources

A method for reducing torque ripple of switched reluctance motor based on partitioned TSF

Frontiers in Energy Research
In this paper, a new torque sharing function control strategy is proposed to reduce the torque ripple. The traditional torque ripple methods, such as exponential and linear torque allocation strategies, the torque generation capacity of each phase and ...
Cai Hui, Han Yanjie, Pan Yinbin, Zean Tao   +3 more
doaj   +2 more sources

Active Torque Control for Speed Ripple Elimination: A Mechanical Perspective

Machines
Torque fluctuations in drivetrains are the result of dynamic excitations and can be unfavorable for the lifetime of the system. Passive ripple suppression methods exist, such as torsional dampers and flywheels, which are often bulky and not always ...
Julien Croonen, Adrien Leopold J Deraes, Jarl Beckers, Wim Devesse, Omar Hegazy, Björn Verrelst   +5 more
doaj   +2 more sources

Coordinated suppression commutation torque ripple for brushless DC motor with commutation time

IET Electric Power Applications, 2023
A commutation torque ripple suppression strategy for the brushless DC motor (BLDCM) with commutation time is proposed. First, a torque model considering back electromotive force (back‐EMF) variation is presented, and the cause of commutation torque ...
Zhongxin Wan, Song Huang, Chong Zeng, Yong Liao   +3 more
doaj   +1 more source

Torque ripple reduction of a direct-drive permanent-magnet synchronous machine by material-efficient axial pole pairing [PDF]

, 2011
This paper investigates a material-efficient axial pole pairing method for torque ripple reduction in a direct-drive outer-rotor surface-mounted permanent-magnet synchronous machine.
Patrick Chi-Kwong Luk, Luk, Patrick Chi-Kwong, Fei, Wei-Zhong, Weizhong Fei   +3 more
core   +1 more source