Results 41 to 50 of about 406,303 (299)

Thermal models of electric machines with dynamic workloads

open access: yesLandtechnik, 2015
Electric powertrains are increasingly used in off-highway machines because of easy controllability and excellent overall efficiency. The main goals are increasing the energy efficiency of the machine and the optimization of the work process.
Christian Pohlandt, Marcus Geimer
doaj   +1 more source

Feasibility and Tolerability of Performing Portable MRI for Neurological Disorders in an Outpatient Neurology Clinic: A Prospective Cohort

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Accessing brain magnetic resonance imaging (MRI) can be challenging, especially for underserved patients, which may lead to disparities in neurological diagnosis. Method This mixed‐methods study enrolled adults with one of four neurological disorders: mild cognitive impairment or dementia of the Alzheimer type, multiple sclerosis ...
Maya L. Mastick   +19 more
wiley   +1 more source

Base system development results of virtual electric-machine laboratory [PDF]

open access: yes, 2007
Electric-machine virtual laboratory base system is the set of virtual laboratories where fundamental experiments with all base types of electric machines (transformers, direct current electric machines and asynchronous alternative current machines) could
Maistrenko, A.   +3 more
core  

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

High Specific Power Electrical Machines: A System Perspective [PDF]

open access: yes, 2019
There has been a growing need for high specific power electrical machines for a wide range of applications. These include hybrid/electric traction applications, aerospace applications and Oil and Gas applications.
EL-Refaie, Ayman M., Osama, Mohamed
core   +1 more source

An Integral Battery Charger with Power Factor Correction for Electric Scooter [PDF]

open access: yes, 2009
This paper presents an integral battery charger for an electric scooter with high voltage batteries and interior-permanent-magnet motor traction drive.
Armando, Eric Giacomo   +2 more
core   +2 more sources

Analysis of the Simulation of the Operation of a Wheel Hub Motor Mounted in a Hybrid Drive of a Delivery Vehicle

open access: yesEnergies, 2022
The article presents the analysis of operational parameters and thermal analysis of the wheel hub motor during operation in the car drive. The authors proposed an analysis of the operation of the wheel hub motor mounted in a hybrid car, during Artemis ...
Piotr Dukalski, Jan Mikoś, Roman Krok
doaj   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Advanced gate driving concepts and switching optimization for SiC semiconductors

open access: yesAutomatika
Silicon carbide (SiC) MOSFETS are increasingly favoured in power electronics for their improved properties compared to silicon-based counterparts, such as IGBTs.
Tomislav Ivaniš   +3 more
doaj   +1 more source

Looper and tension control in hot strip finishing mills based on different control approaches

open access: yesJournal of Engineering and Applied Science, 2022
The looper control of hot strip finishing mill is one of the most critical control items in hot strip rolling mill process. It is a highly complex nonlinear system, with strong states coupling and uncertainty that present a difficult control challenge ...
Ahmed Gaber   +2 more
doaj   +1 more source

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