... of magnetostatic Maxwell equations. These E-SDs are connected in the two directions (i.e. r- and θ-edges). Newton–Raphson (NR) iterative algorithm is used for nonlinear magnetic field analysis. Findings The proposed model is relevant for different types of rotating electrical machines; as an example...

... to be computationally accurate. 20 02 2018 17 05 2018 24 07 2018 © Emerald Publishing Limited 2018 Emerald Publishing Limited Licensed re-use rights only C.H.H.M. Custers can be contacted at: c.h.h.m.custers@tue.nl Magnetic fields Modelling Eddy currents Semi-analytical...

.... The computer results of the magnetic field of a sphere were compared with an analytical solution. A superstructure, decks, hull and bulkheads of a corvette were modeled. An analysis of ship’s magnetic field with consideration of inner ferromagnetic devices and with degaussing system was carried out...

...Jacek Horiszny Purpose The paper presents the analysis of magnetic field that surrounds the power transformer after it has been switched off. The purpose of this paper is to determine the possibility of defining the residual fluxes in the legs of the transformer based on the measurement...

...Rafael Psiuk; Alisa Artizada; Daniel Cichon; Hartmut Brauer; Hannes Toepfer; Albert Heuberger Purpose This paper aims to provide a flexible model for a system of inductively coupled loops in a quasi-static magnetic field. The outlined model is used for theoretical analyses on the magnetic field...

... not been considered important until now. Sérgio Henrique Lopes Cabral can be contacted at: scabral@furb.br 14 11 2016 11 02 2017 31 03 2017 22 05 2017 © Emerald Publishing Limited 2018 Emerald Publishing Limited Licensed re-use rights only Magnetic fields Power...

... together the known theory of the orthogonal expansion method with the methods and tools for magnetic field measurements to establish a field description in accelerator magnets. Magnetic fields Analytical methods Applied electromagnetism Fourier transforms Transducers Eigenfunctions Magnetic...

... and torques. Lukáš Koudela is the corresponding author and can be contacted at: koudela@rice.zcu.cz 20 05 2016 04 11 2016 05 12 2016 © Emerald Publishing Limited 2017 Emerald Publishing Limited Licensed re-use rights only Magnetic fields Shape optimization Temperature...

... of a multi-objective optimization algorithm that generalizes the migration-non-dominated sorting genetic algorithm (NSGA); it is called self-adapting migration-NSGA. Findings The optimized device is able to synthesize a uniform magnetic field in a nanoparticle fluid, substantially helping its heating...

.... Modeling of the first one (heating by induction) must be carried out in the hard-coupled formulation, while the second one produced by laser beam has to be superimposed appropriately. The problem is strongly nonlinear both in the frame of magnetic field itself and interactions between magnetic...

... to a frequency of 10 kHz. © Emerald Group Publishing Limited 2015 Magnetic fields Finite element analysis Induction motor Slot harmonics The high-voltage winding of an induction machine and its insulation system are usually based on the resin rich technology. This is a porosity sealing...

... on the finite element method are used to calculate magnetic field distribution in 3D models of power transformers. Eddy current losses in conducting metal parts are induced by the stray magnetic field of transformer windings and high current leads. From loss distribution and appropriate cooling condition...

... to compute inductances, based on the superposition of a high number of current segments. The procedure includes an original method to self-adaptively define number and position of current segments used in the coils discretization. Magnetic fields High performance computing Graphic processing units...

.../methodology/approach – The paper represents the shape of the ferromagnetic pole covers with B-splines and defines a cost functional that measures the non-uniformity of the magnetic field in an area above the poles. The authors apply an iso-geometric shape optimization procedure, which allows us...

... to be computationally accurate and relatively fast. Jonathan Z. Bird can be contacted at: jonathan.bird@ieee.org © Emerald Group Publishing Limited 2014 Magnetic fields Analytical methods Eddy currents Levitation Magnetic forces Magnetic vector potential The motion of a magnetic source...

... stages: Antoine Alexandre Journeaux can be contacted at: antoine.journeaux@lgep.supelec.fr © Emerald Group Publishing Limited 2014 Algorithms Magnetic fields Multiphysics Numerical methods Computer simulation Finite element modelling An advanced model of magnetic devices...

...Prof. Norio Takahashi; Andrzej Demenko; Jan Sykulski Purpose – Numerical three-dimensional formulations using vector potential A have been examined for magnetic fields, with emphasis on the finite difference (FDM) and edge element (EEM) methods, with the view to establish common features...

... of methods which deal with the nonlinearity in the NRM. One is the method A (NRM(B2)) which uses the ν-B2 curve. In this method, the magnetic field strength H is given by: Equation 1  B is the flux density. The reluctivity ν is given by: Equation 2...

... and magnetic fields converge with the optimal order of p+1 in L₂ norm, when the interpolation order on every element and every interface is p and the sought solution is sufficiently regular. The presented numerical results show the effectiveness of the proposed HDG method, especially when compared...

...Jieren Yang; Ruirun Chen; Hongsheng Ding; Yanqing Su; Guo Jingjie; Feng Huang; Hengzhi Fu Purpose The purpose of this paper is to introduce a numerical calculation method to study the uniformity of the magnetic field in a cold crucible used for directional solidification (DS) and provide...