Results 1 to 10 of about 84,633 (217)

Effect of tooth tips on the electromagnetic performance of PM fractional-slot modular machines using grain-oriented electrical steel

The Journal of Engineering, 2019
The effect of tooth tips on the performance variations due to using grain-oriented electrical steel (GOES) stator laminations in permanent magnet fractional-slot modular machines is studied in this work.
Jaime Maraví-Nieto, Ziad Azar, Arwyn S. Thomas, Zi-Qiang Zhu   +3 more
doaj   +1 more source

Torque Ripples Reduction and Performance Analysis of Electrically Excited Flux Switching Motor

IEEE Access, 2022
Torque ripples cause acoustic noise, fluctuation in speed, vibration, and reduce lifetime of the motor. The double salient structure of Flux Switching Motor (FSM) has a high air-gap permeance variation that produces high torque ripples.
Bakhtiar Khan, Faisal Khan, Wasiq Ullah, Basharat Ullah, Shahid Hussain   +4 more
doaj   +1 more source

Design of La-based MG-Ta composite with high and tailorable properties for solid Ta electrolytic capacitor

Materials & Design
Developing a convenient and efficient way of tantalum (Ta) electrolytic capacitor manufacture process is of great importance in many fields, in which a time-saving and energy-efficient tonology of Ta powder consolidation is also desirable.
Dongjin Chen, Jianan Fu, Shike Huang, Jinbiao Huang, Jian Yang, Shuai Ren, Jiang Ma   +6 more
doaj   +1 more source

Designing wear-resistant high-zinc aluminium alloys with high strength and ductility

Communications Materials
Compared with costly wear-resistant alloys such as bronze and zinc-based alloys, high-zinc aluminium alloys present a promising alternative. Usually, strength and ductility in metals are inversely related, posing the same bottleneck in high-zinc ...
Haitao Zhang, Donghui Yang, Xiaoyu Song, Zibin Wu, Cheng Guo, Ke Qin, Dongtao Wang, Ping Wang, Hiromi Nagaumi   +8 more
doaj   +1 more source

Design of Wideband Absorber Based on Dual-Resistor-Loaded Metallic Strips

International Journal of Antennas and Propagation, 2020
A method for designing a dual-polarized wideband absorber with low profile by using dual-resistor-loaded metallic strips is proposed in this paper. Each unit cell consists of a resistive sheet with dual-resistor-loaded metallic strips and an underlying ...
Mingxi Zhang, Binchao Zhang, Xiaochun Liu, Shining Sun, Cheng Jin   +4 more
doaj   +1 more source

Finite Element Analysis of Electromagnetic Characteristics of a Single-Phase Permanent Magnet Linear Oscillation Actuator

Sensors
The electromagnetic characteristics of a single-phase permanent magnet linear oscillation actuator are analyzed by the finite element method. Firstly, the basic structure and operation principle of the linear oscillation actuator are introduced.
Hongbin Zhang, Zhaoxin Wang, Minshuo Chen, Zhan Shen, Haitao Yu, Zhike Xu   +5 more
doaj   +1 more source

Experimental and Numerical Study on Stray Loss in Laminated Magnetic Shielding Under 3-D AC-DC Hybrid Excitations for HVDC Transformers

IEEE Access, 2020
To investigate the stray loss in magnetic shielding components immersed in the 3-D AC-DC hybrid leakage magnetic field, a modified method is presented with the variation of the eddy current loss inside the coil due to the change of the leakage magnetic ...
Xiaojun Zhao, Yuezhi Cao, Zhiguang Cheng, Behzad Forghani, Lanrong Liu, Jiawen Wang   +5 more
doaj   +1 more source

Analysis and Optimization of the Electromagnetic Performance of a Novel Stator Modular Ring Drive Thruster Motor

Energies, 2018
A rim driven thruster (RDT) is an integrated deep-sea motor thruster that has been widely studied. In order to improve the performance of RDT, a novel RDT motor with a modular stator is proposed in this paper.
Yukai Li, Baowei Song, Zhaoyong Mao, Wenlong Tian   +3 more
doaj   +1 more source

Influence of Armature Reaction on Electromagnetic Performance and Pole Shaping Effect in Consequent Pole Pm Machines

Energies, 2023
Consequent pole permanent magnet (CPPM) machines can improve the ratio of average torque to PM volume, but suffer from more serious armature reactions. In this paper, the variations of electromagnetic performance of surface-mounted PM (SPM), conventional
Ji Qi, Ziqiang Zhu, Luocheng Yan, Geraint W. Jewell, Chengwei Gan, Yuan Ren, Simon Brockway, Chris Hilton   +7 more
doaj   +1 more source

Research on the Influence of Key Parameters of High-Speed Hairpin Permanent-Magnet Motors for Electric Vehicles on Electromagnetic Performance

Machines
High-speed operation is a key pathway to higher power density in modern EV traction systems, and multi-parameter optimization is essential for enhancing its high-speed performance. This study investigates a 20,000 r/min interior double-V permanent-magnet
Li Zhai, Liyu Yang, Ange Liu, Jianghaoyu Yan   +3 more
doaj   +1 more source