نتایج جستجو برای: maxwell software

تعداد نتایج: 448373  

Journal: :Physics Today 1987

1999

Anew software tool, Maxwell® Strata, has been introduced to solve the next generation of dense planar circuits, including microwave and millimeter-wave monolithic microwave integrated circuits (MMIC) and planar antennas. The new tool, based on a method of moments (MoM) solution of the mixed potential integral equation, is able to solve for the S-, Yand Z-parameters of true three-dimensional tra...

Journal: :Journal of physics 2023

Abstract To repress the torque ripple of switched reluctance motor, this study takes a three-phase 12/8-pole motor as an instance and simulates electromagnetic field using Maxwell finite element software to analyze influence characteristics pole arc parameters on motor. In conjunction with Workbench platform, response surface method multi-objective genetic algorithm are used optimize coefficien...

2005
Palash B. Pal

It is well-known that a conflict between Galilean relativity and Maxwell equations of electromagnetic equations was apparent by the end of the 19th century. Equally well-known is the fact that Einstein resolved the conflict by pointing out that the principle of relativity and Maxwell equations can both be correct if the notion of absolute time is abandoned. The rest is history. The purpose of t...

Journal: :Journal of physics 2023

Abstract In order to meet the needs of TMR current sensors for overhead line high precision measurement, a neighboring conductor interference magnetic field error elimination algorithm is proposed. Based on Biot-Savard law, through establishment an environment mathematical model, accuracy verified in maxwell simulation software. The results show that under working frequency current, adjacent wi...

2003
Bengt Eliasson

The two-dimensional Vlasov–Maxwell system, for a plasma with mobile, magnetised electrons and ions, is investigated numerically. A previously developed method for solving the two-dimensional electrostatic Vlasov equation, Fourier transformed in velocity space, for mobile electrons and with ions fixed in space, is generalised to the fully electromagnetic, two-dimensional Vlasov–Maxwell system fo...

2016
H. R. Brand H. Pleiner W. Renz

2014 We present a new approach to the linear macroscopic behaviour of polymeric liquids and melts in terms of the macroscopic variables : velocity field, density, entropy density and strain field and we discuss how the classical Maxwell model emerges as a limiting special case. The novel approach used here, which considers the strain field as an additional macroscopic variable that relaxes on t...

2012
P. J. Morrison

A theory for lifting equations of motion for charged particle dynamics, subject to given electromagnetic like forces, up to a gauge-free system of coupled Hamiltonian Vlasov-Maxwell like equations is given. The theory provides very general expressions for the polarization and magnetization vector fields in terms of the particle dynamics description of matter. Thus, as is common in plasma physic...

Journal: :Engineering Letters 2008
Xiang Tian Khaled Benkrid Xiaochen Gu

High performance computing is becoming increasingly important in the field of financial computing, as the complexity of financial models continues to increase. Many of these financial models do not have a practical close form solution in which case numerical methods are the only alternative. Monte-Carlo simulation is one of most commonly used numerical methods, in scientific computing in genera...

Journal: :SIAM J. Numerical Analysis 2014
Yingda Cheng Irene M. Gamba Fengyan Li Philip J. Morrison

Discontinuous Galerkin methods are developed for solving the Vlasov–Maxwell system, methods that are designed to be systematically as accurate as one wants with provable conservation of mass and possibly total energy. Such properties in general are hard to achieve within other numerical method frameworks for simulating the Vlasov–Maxwell system. The proposed scheme employs discontinuous Galerki...

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