Results 21 to 30 of about 336,215 (315)

How Much DC Power Is Necessary? [PDF]

open access: yes, 2010
Many proposals for future power systems for warships are extant. Anticipated improvements in capability, operating economy, and signature reduction may not be uniquely associated with these power systems.
Chaney, Rachel   +8 more
core   +1 more source

Sensorless variable speed single-phase induction motor drive system based on direct rotor flux orientation [PDF]

open access: yes, 2012
The single-phase induction motor (SPIM) is one of the electrical machines more used in the World, and can be found in several fractional and sub-fractional horsepower applications in houses, offices, shoppings, farms, and industries.
Caruso, M.   +3 more
core   +1 more source

Two-Phase Induction Motor Drives [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2010
The lack of variable-speed drives for two (single) induction motor is a reality. This article attempts mainly to investigate the reasons for this lack of variable – speed drives.
Gholam Reza Arab Markadeh   +1 more
doaj  

Design and Control of Brushless DC Motor Drives for Refrigerated Cabinets

open access: yesEnergies, 2022
The purpose of this study is to develop a variable frequency brushless DC motor drive for the compressors of refrigerated cabinets. It is based on the microcontroller unit (MCU) produced by Renesas Co., Ltd. using the space vector pulse width modulation (
Kuei-Hsiang Chao   +2 more
doaj   +1 more source

Comparison of Feedback Field-Weakening Techniques for Synchronous Machines with Permanent Magnets

open access: yesVehicles, 2023
In recent decades the market share of electrical cars has increased significantly, which has paved the way for the development of automotive electronics.
Anton Dianov
doaj   +1 more source

Elimination of subharmonics in direct look-up table (DLT) sine wave reference generators for low-cost microprocessor-controlled inverters [PDF]

open access: yes, 2003
This paper investigates distortion of an inverter reference waveform generated using a direct look-up (DLT) algorithm. The sources of various distortion components are identified and the implications for application to variable speed drives and grid ...
Abeyasekera, T.   +3 more
core   +1 more source

Frequency and time domain characteristics of digital control of electric vehicle in-wheel drives

open access: yesArchives of Electrical Engineering, 2017
In-wheel electric drives are promising as actuators in active safety systems of electric and hybrid vehicles. This new function requires dedicated control algorithms, making it essential to deliver models that reflect better the wheel-torque control ...
Jarzebowicz Leszek, Opalinski Artur
doaj   +1 more source

Normalized Model Reference Adaptive Control Applied to High Starting Torque Scalar Control Scheme for Induction Motors

open access: yesEnergies, 2022
Recently, a novel high-starting torque scalar control scheme (HST-SCS) for induction motor(s) (IM) emerged. It expands the scalar control application field beyond centrifugal pumps, blowers, and fans, moving, for instance, some conveyor belts with ...
Juan Carlos Travieso-Torres   +1 more
doaj   +1 more source

Speed Controlled Belt Conveyors: Drives and Mechanical Considerations

open access: yesAdvances in Electrical and Computer Engineering, 2018
The paper presents variable speed belt conveyor system where the reference speed is changed in order to achieve improved energy efficiency of operation.
BEBIC, M. Z., RISTIC, L. B.
doaj   +1 more source

Speed Sensorless Control of Six-Phase Asynchronous Motor Drive [PDF]

open access: yes, 2017
Multi -phase ac motor drives are nowadays considered for various applications, due to many advantages that they offer when compared to three-phase motors.
Elbarbary, Z.M.S
core   +1 more source

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