Results 11 to 20 of about 3,481,136 (300)

On torque computation in electric machine simulation by harmonic mortar methods

open access: yesJournal of Mathematics in Industry, 2022
The use of trigonometric polynomials as Lagrange multipliers in the harmonic mortar method enables an efficient and elegant treatment of relative motion in the stator-rotor coupling of electric machine simulation.
Herbert Egger   +4 more
doaj   +1 more source

A blackbox yield estimation workflow with Gaussian process regression applied to the design of electromagnetic devices

open access: yesJournal of Mathematics in Industry, 2020
In this paper an efficient and reliable method for stochastic yield estimation is presented. Since one main challenge of uncertainty quantification is the computational feasibility, we propose a hybrid approach where most of the Monte Carlo sample points
Mona Fuhrländer, Sebastian Schöps
doaj   +1 more source

Tailored compliant mechanisms for reconfigurable electromagnetic devices

open access: yesNature Communications, 2023
Reconfigurability and robustness are two key properties for electromagnetic devices. Here, the use of compliant mechanisms—which are known for their inherent durability, structural stability, and high-accuracy manipulation capabilities in mechanical ...
Galestan Mackertich-Sengerdy   +2 more
doaj   +1 more source

Deep Learning-Based Prediction of Key Performance Indicators for Electrical Machines

open access: yesIEEE Access, 2021
The design of an electrical machine can be quantified and evaluated by Key Performance Indicators (KPIs) such as maximum torque, critical field strength, costs of active parts, sound power, etc.
Vivek Parekh   +2 more
doaj   +1 more source

Deep Learning-Based Meta-Modeling for Multi-Objective Technology Optimization of Electrical Machines

open access: yesIEEE Access, 2023
Optimization of rotating electrical machines is both time- and computationally expensive. Because of the different parametrization, design optimization is commonly executed separately for each machine technology. In this paper, we present the application
Vivek Parekh   +2 more
doaj   +1 more source

Excessive Memory Usage of the ELLPACK Sparse Matrix Storage Scheme throughout the Finite Element Computations [PDF]

open access: yes, 2014
Sparse matrices are occasionally encountered during solution of various problems by means of numerical methods, particularly the finite element method.
Akinci, G., Kuzuoglu, M., Yilmaz, A. E.
core   +6 more sources

Low-Profile Implementation of U-Shaped Power Quasi-Isotropic Antennas for Intra-Vehicle Wireless Communications

open access: yesIEEE Access, 2020
Intra-vehicle wireless communication applications, e.g. the wireless sensor network, are in need of antennas with uniformly radiated power for signal transmitting and receiving with their randomly distributed neighboring targets.
Ren Wang   +4 more
doaj   +1 more source

Quantum information preserving computational electromagnetics [PDF]

open access: yesPhysical Review A, 2019
We propose a new methodology, called numerical canonical quantization, to solve quantum Maxwell's equations useful for mathematical modeling of quantum optics physics, and numerical experiments on arbitrary passive and lossless quantum-optical systems ...
Dong-Yeop Na   +3 more
semanticscholar   +1 more source

Statistical multipole formulations for shielding problems [PDF]

open access: yesAdvances in Radio Science, 2012
A multipole-based method is presented for modelling an electromagnetic field with small statistical variations inside an arbitrary enclosure. The accurate computation of the statistics of the field components from the statistical moments of ...
K. Körber, L. Klinkenbusch
doaj   +1 more source

Special Issue: Advances in Computational Electromagnetics

open access: yesMagnetochemistry, 2021
Recent advances in computational electromagnetics (CEMs) have made the full characterization of complex magnetic materials possible, such as superconducting materials, composite or nanomaterials, rare-earth free permanent magnets, etc [...]
Valerio De Santis
doaj   +1 more source

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