Results 111 to 120 of about 3,184 (224)

Actuators for a space manipulator [PDF]

The robotic manipulator can be decomposed into distinct subsytems. One particular area of interest of mechanical subsystems is electromechanical actuators (or drives). A drive is defined as a motor with an appropriate transmission.
Brunson, P., Chun, W.
core   +1 more source

Analisis Pengaruh Teknik Coakan Dua Langkah terhadap Penurunan Torka Cogging terhadap Pergeseran Poros pada Mesin Magnet Permanen

Jurnal Elkomika
ABSTRAK Torsi cogging adalah torsi yang terjadi akibat interaksi antara gaya tangensial di ujung magnet dengan material alur stator, yang menahan gerakan rotor pada generator magnet permanen.
LUCIO ALFREDO CORREIA, TAJUDDIN NUR, LANNY PANDJAITAN, HERLINA HERLINA   +3 more
doaj   +1 more source

Design, Analysis and Multi-Objective Optimization of a New Asymmetric Permanent Magnet Vernier Motor for Low-Speed High-Torque Applications

Machines
This paper proposes a new Asymmetric Permanent Magnet Vernier Motor (A-PMVM) for low-speed high-torque applications. Unlike conventional symmetric V-shaped PMVMs (SV-PMVMs), the A-PMVM features irregular U-shaped magnet arrays composed of asymmetric V ...
Yujun Shi, Qingqing Liu, Wenlei Zhao, Jiwei Wang, Yaogang Liu, Haifeng Lu   +5 more
doaj   +1 more source

Simplified model-free predictive current control for dual air-gap transverse-flux six-phase permanent magnet electric machines

Advances in Mechanical Engineering, 2017
A novel dual air-gap transverse-flux six-phase permanent magnet electric machine using C-shaped configured architecture with laminated silicon steel is designed and implemented in this study.
Hsing-Cheng Yu, Hao-Cheng Chuang, Zhao Ming Wang, Cheng-Kai Lin   +3 more
doaj   +1 more source

Minimization of torque ripple in ferrite-assisted synchronous reluctance motors by using asymmetric stator

AIP Advances, 2018
Torque ripple is one of the important issues for ferrite assisted synchronous reluctance motors (FASRMs). In this paper, an asymmetrical stator is proposed for the FASRM to reduce its torque ripple.
Meimei Xu, Guohai Liu, Wenxiang Zhao, Nazir Aamir   +3 more
doaj   +1 more source

Data-Driven Optimization of Electromagnetic–Mechanical Coupling of Permanent Magnet Topology for Vibration Suppression in PMDC Motors

Machines
This study proposes a vibration reduction strategy for a 12-slot, two-pole permanent magnet brushed DC (PMDC) motor used in automotive blower systems. A multi-parameter optimization framework combining finite element analysis and experimental validation ...
Kai Ren, Ziyang Tian, Zilong Zhuang, Yujing Xu, Haiyang Sun, Min Dong   +5 more
doaj   +1 more source

Cogging Torque Reduction in Induction Motor Through Rotor Skewing

Sir Syed University Research Journal of Engineering and Technology
This research article investigates the reduction of cogging torque in a squirrel cage induction motor (IM) through the rotor skewing method. A multi-sliced 2D finite element analysis (FEA) method is utilized to model and analyze the skewed IM. The multi-
Qurban Ali Shah Syed, Muhammad Asif Solangi, Muharam Ali Shah   +2 more
doaj   +1 more source

Permanent magnet flux-switching machine, optimal design and performance analysis [PDF]

, 2013
In this paper an analytical sizing-design procedure for a typical permanent magnet flux-switching machine (PMFSM) with 12 stator and respectively 10 rotor poles is presented. An optimal design, based on Hooke-Jeeves method with the objective functions of
Somesan, Liviu Emilian, Viorele, Ioan Adrian   +1 more
core  

Optimized Design of a Permanent Magnet Machine for Golf Carts Under Multiple Operating Conditions

World Electric Vehicle Journal
In response to the growing demand for efficient and eco-friendly golf carts, this paper presents an optimized design of a permanent magnet synchronous machine (PMSM) for multiple operating conditions. The application scenarios of the golf cart were first
Wenye Wu, Donghui Li, Weifeng Wang
doaj   +1 more source

A modified approach for efficient cogging torque suppression in a flux switching permanent magnet generator used in micro‐scale wind turbines

IET Electric Power Applications
In recent years, Flux Switching Permanent Magnet (FSPM) machines have attracted notable attention in direct drive, low speed, and high torque density applications such as wind turbines. However, their relatively high cogging torque has been identified as
Amir Darjazini, Abolfazl Vahedi, Saber Gharehseyed, Amin Nobahari   +3 more
doaj   +1 more source