Results 101 to 110 of about 984 (220)

Excitation procedure for brushless wound-rotor synchronous starter generator with seamless transitions

, 2019
An analytical model of excitation system of brushless wound-rotor synchronous starter generator for aircraft applications is developed and presented in this study.
Deriszadeh, A., Deriszadeh, Adel, Ozturk, Salih Baris, Karabasoglu, Orkun, Ozturk, S.B., Karabasoglu, O.   +5 more
core   +1 more source

Brushless Wound-Field Synchronous Machine Topology with Excellent Rotor Flux Regulation Freedom

Machines
This paper presents a nine-switch inverter for brushless operation of wound-field synchronous machines with excellent rotor flux regulation freedom. The manufacturing cost of permanent magnet machines is high due to the instability of rare-earth magnet ...
Muhammad Ayub, Arsalan Arif, Atiq Ur Rehman, Azka Nadeem, Ghulam Jawad Sirewal, Mohamed A. Abido, Mudassir Raza Siddiqi   +6 more
doaj   +1 more source

Mutual Inductance Identification and Bilateral Cooperation Control Strategy for MCR-BE System

World Electric Vehicle Journal
Considering that the excitation method of an electric excitation synchronous motor has the disadvantages of the brush and slip ring, this article proposes a new brushless excitation system, which includes two parts: a wireless charging system and a motor.
Ke Li, Yuanmeng Liu, Xiaodong Sun, Xiang Tian   +3 more
doaj   +1 more source

Contactless Rotor Ground Fault Detection Method for Brushless Synchronous Machines Based on an AC/DC Rotating Current Sensor. [PDF]

Sensors (Basel), 2023
Pardo-Vicente MA, Guerrero JM, Platero CA, Sánchez-Férnandez JA.   +3 more
europepmc   +1 more source

Application of Synchronous Brushless Motors in Electric Hand Tools

In the paper the possibilities to apply synchronous brushless motors in the electric hand tools are considered. The potencial of such motors is estimated in a wide range of characteristics.
Pugačevs, Vladislavs, Levins, Nikolajs, Dirba, Jānis, Lavrinoviča, Ludmila   +3 more
core  

Equivalent circuit modelling of new brushless synchronous alternator

, 2005
A new type of brushless synchronous machine has been described in the companion paper 'New brushless synchronous alternator' (Brown, N.L. and Haydock, L.: IEE Proc., Electr. Power Appl. 2003, 150, (6), pp.
Brown, N.L., Novinschi, A., Haydock, L., Mebarki, A., Spooner, E.   +4 more
core   +1 more source

Characteristics of Brushless Secondary-excited Induction Motors

IEEJ Transactions on Power and Energy, 1972
NONAKA, S., OHGUCHI, K.
openaire   +2 more sources

Analysis, modeling and excitation control of three-stage brushless starter-generators for aircraft applications [PDF]

, 2018
In the aircraft application, due to space constraints, employing integrated starter-generator is an efficacious solution. Among various electric machines, wound-rotor synchronous machine (WRSM) offers advantages of high reliability, sufficient ...
DERISZADEH, ADEL
core  

A novel brushless excitation system for synchronous machines with a rotating power converter

, 2019
A novel brushless excitation concept for synchronous machines with a rotating power converter is proposed in this paper. The concept does not need an auxiliary winding or any other modification to the machine structure apart from an inverter with a DC ...
Jan Potter, Schullerus, Gernot, Pfost, Martin, Martin Pfost, Pötter, Jan, Gernot Schullerus   +5 more
core   +1 more source

Comparative Analysis of Shaft Voltage Harmonic Characteristics in Large-Scale Generators: OEM and Excitation System Comparisons

Energies
This study presents a comparative harmonic analysis of shaft voltage waveforms in large-scale steam turbine generators, emphasizing the influence of excitation system topology and generator design on spectral behavior.
Katudi Oupa Mailula, Akshay Kumar Saha
doaj   +1 more source