Results 41 to 50 of about 1,424 (159)

Brushless Wound Rotor Vernier Motor Using Single-Phase Additional Winding on Stator for Variable Speed Applications

IEEE Access, 2023
This paper introduces a topology for achieving the brushless operation of a wound rotor vernier motor using a single-phase additional winding on the stator, specifically designed for variable-speed applications e.g., washing machines.
Muhammad Humza, Tanveer Yazdan, Mudassir Raza Siddiqi, Han-Wook Cho   +3 more
doaj   +1 more source

Brushless Wound Rotor Synchronous Machine Topology Using Concentrated Winding for Dual Speed Applications

IEEE Access, 2023
Permanent magnet (PM) machines have broad applicability and a rapid output rise due to their good power factor, high efficiency, and power density. However, with the recent high cost, unavailability, and demagnetization issues of PMs, the wound rotor ...
Sheeraz Ahmed, Mudassir Raza Siddiqi, Qasim Ali, Tanveer Yazdan, Asif Hussain, Jin Hur   +5 more
doaj   +1 more source

Performance Improvement of Brushless Wound Rotor Vernier Motor for Washing Machine Applications

IEEE Access
This paper presents the design and performance analysis of a brushless wound rotor vernier machine (BLWRVM) for variable speed applications, particularly in the context of domestic appliances like automatic washing machines which have two cycles of ...
Kapeel Kumar, Qasim Ali, Sheeraz Ahmed, Muhammad Humza, Abdul Aziz Memon, Mudassir Raza Siddiqi   +5 more
doaj   +1 more source

Design and Optimization of Brushless Hybrid Wound Rotor Vernier Motor for Variable Speed Applications

IEEE Access
This paper presents the optimized design and electromagnetic performance analysis of a brushless hybrid wound rotor vernier motor (BL-HWRVM) for automatic washing machine applications.
Kapeel Kumar, Qasim Ali, Sheeraz Ahmed, Muhammad Ilyas, Hanlin Zhan, Mudassir Raza Siddiqi   +5 more
doaj   +1 more source

Torque Ripple Reduction in Brushless Wound Rotor Vernier Machine Using Third-Harmonic Multi-Layer Winding

World Electric Vehicle Journal
This article aims to realize the brushless operation of a wound rotor vernier machine (WRVM) by a third-harmonic field produced through stator auxiliary winding (X).
Muhammad Zulqarnain, Sheikh Yasir Hammad, Junaid Ikram, Syed Sabir Hussain Bukhari, Laiq Khan   +4 more
doaj   +1 more source

Design and Analysis of Single Inverter-Fed Brushless Wound Rotor Vernier Machine

IEEE Access, 2022
In this paper, a brushless wound rotor vernier machine (Bl-WRVM) with a single inverter configuration is proposed to achieve the brushless operation.
Sara Tariq, Junaid Ikram, Syed Sabir Hussain Bukhari, Qasim Ali, Asif Hussain, Jongsuk Ro   +5 more
doaj   +1 more source

Influence of Voltage Dips on the Operation of Brushless Exciter System of Synchronous Machines [PDF]

Latvian Journal of Physics and Technical Sciences, 2016
Abstract This paper presents a mathematical model with continuous variables for brushless exciter system of synchronous machines, containing the thyristor elements. Discrete Laplace transform is used for transition from a mathematical model of a system with variable structure in continuous variables to equation finite difference with ...
A. Fedotov, A. Leonov, G. Vagapov, A. Mutule   +3 more
openaire   +1 more source

Brushless Synchronous Machine With Dual-Frequency Inverter for High Torque and Low Ripple Operation

IEEE Access
In this paper, a novel brushless synchronous machine topology is introduced with the integration of a double-frequency inverter system, which plays a pivotal role in generating a sub-harmonic magnetomotive force (MMF) that significantly enhances torque ...
Hafiz Mudassir Munir, Qasim Ali, Jose Rodriguez, Mohamed Abdelrahem   +3 more
doaj   +1 more source

Application brushless machines with combine excitation for a hybrid car and an electric car [PDF]

Problems of the Regional Energetics, 2015
This article shows advantages of application the brushless machines with combined excitation (excitation from permanent magnets and excitation winding) for the hybrid car and the electric car.
Gandzha S.A., Kiessh I.E.
doaj  

A dedicated battery for an electric bike [PDF]

ITM Web of Conferences, 2019
The project presents a dedicated battery for an electric bicycle. Information on the structure of the vehicle and the principles of operation were given. An electric drive consisting of a brushless motor was characterized.
Jajczyk Jarosław, Słomczyński Kamil
doaj   +1 more source