Search Results - "Dular, Patrick"

Nonlinear Computational Homogenization Method for the Evaluation of Eddy Currents in Soft Magnetic Composites by Niyonzima, Innocent, Sabariego, Ruth V., Dular, Patrick, Geuzaine, Christophe

“…In this paper, a heterogeneous multiscale method technique is applied to model the behavior of electromagnetic fields in soft magnetic composites (SMC). Two…”
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Homogenization of Form-Wound Windings in Frequency and Time Domain Finite-Element Modeling of Electrical Machines by Gyselinck, Johan, Dular, Patrick, Sadowski, Nelson, Kuo-Peng, Patrick, Sabariego, Ruth V.

“…In this paper, the authors deal with the finite-element (FE) modeling of eddy-current effects in form-wound windings of electrical machines using a previously…”
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A Perturbation Method for the 3D Finite Element Modeling of Electrostatically Driven MEMS by Boutaayamou, Mohamed, Sabariego, Ruth V, Dular, Patrick

“…In this paper, a finite element (FE) procedure for modeling electrostatically actu-ated MEMS is presented. It concerns a perturbation method for computing…”
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Determination of Winding Lumped Parameter Equivalent Circuit by Means of Finite Element Method by Toudji, Mustapha, Parent, Guillaume, Duchesne, Stephane, Dular, Patrick

“…In this paper, the finite element method is used in order to determine the electrical parameters of a machine winding lumped element model. Thanks to this…”
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Determination of Partial Discharge Inception Voltage and Location of Partial Discharges by Means of Paschen's Theory and FEM by Parent, Guillaume, Rossi, Mathieu, Duchesne, Stephane, Dular, Patrick

“…Determining the partial discharge (PD) inception voltage (PDIV) is a key point when designing electrical coils or busbars. In this paper, a method making it…”
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Determination of Flux Tube Portions by Adjunction of Electric or Magnetic Multivalued Equipotential Lines by Parent, Guillaume, Duchesne, Stephane, Dular, Patrick

“…In 2-D electrostatic and magnetostatic finite-element problems, portions of flux tubes are defined by field lines together with their orthogonal lines. These…”
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A time-domain homogenization technique for lamination stacks in dual finite element formulations by Dular, Patrick

“…A time-domain homogenization technique is developed to take the eddy currents in lamination stacks into account with dual 3-D magnetodynamic b - and h -conform…”
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Comparison of Nonlinear Domain Decomposition Schemes for Coupled Electromechanical Problems by Halbach, Alexandre, Dular, Patrick, Geuzaine, Christophe

“…The aim of this paper is to compare several domain decomposition schemes for nonlinear, coupled electromechanical problems. Both staggered and monolithic…”
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Contribution to power transformers leakage reactance calculation using analytical approach by Alves, Bruno S., Kuo-Peng, Patrick, Dular, Patrick

“…•Showing the limitation of classical approaches.•Proposed analytical approach is simple and gives fast and accurate solutions.•Avoiding fastidious task of…”
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Subproblems Applied to a 3-D Magnetostatic Facet FEM Formulation by Nunes, Anderson Santos, Dular, Patrick, Chadebec, Olivier, Kuo-Peng, Patrick

“…The Facet finite-element method (FFEM) requires a source field solution that is commonly obtained by the Biot-Savart (BS) equation that can be time-consuming…”
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Design Sensitivity Analysis for Shape Optimization of Nonlinear Magnetostatic Systems by Kuci, Erin, Henrotte, Francois, Duysinx, Pierre, Dular, Patrick, Geuzaine, Christophe

“…This paper discusses the sensitivity analysis for the shape optimization of a nonlinear magnetostatic system, evaluated both by direct and adjoint approaches…”
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Perturbation Finite Element Method for Efficient Copper Losses Calculation in Switched Reluctance Machines by Al Eit, M., Dular, P., Bouillault, F., Marchand, C., Krebs, G.

“…Copper losses dissipated in the windings of electric machines are the sum of classical ohmic dc losses and additional ac eddy current losses. In fact, the…”
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Finite-Element Homogenization of Laminated Iron Cores With Inclusion of Net Circulating Currents Due to Imperfect Insulation by Gyselinck, Johan, Dular, Patrick, Krahenbuhl, Laurent, Sabariego, Ruth V.

“…This paper deals with the time-domain homogenization of laminated cores in 2-D or 3-D finite-element (FE) models of electromagnetic devices, allowing for net…”
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Subproblem Finite-Element Refinement of Inductors From Wire to Static and Dynamic Volume Models by Dular, Patrick, Peron, Victor, Krahenbuhl, Laurent, Geuzaine, Christophe

“…Progressive refinements of inductors are done with a subproblem method, from their wire or filament representations with Biot-Savart models up to their volume…”
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A Coupling Between the Facet Finite Element and Reluctance Network Methods in 3-D by Nunes, Anderson S., Chadebec, Olivier, Kuo-Peng, Patrick, Dular, Patrick, Meunier, Gerard

“…A 3-D finite-element method mesh is converted to a reluctance network through an original magnetostatic formulation based on facet shape functions…”
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Using a Jiles‐Atherton vector hysteresis model for isotropic magnetic materials with the finite element method, Newton‐Raphson method, and relaxation procedure by Guérin, Christophe, Jacques, Kévin, Sabariego, Ruth V., Dular, Patrick, Geuzaine, Christophe, Gyselinck, Johan

“…This paper deals with the use of a Jiles‐Atherton vector hysteresis model included in 2D finite element modeling. The hysteresis model is only valid for…”
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Finite element mesh adaptation strategies from residual and hierarchical error estimators in eddy current problems by Dular, Patrick, Le Menach, Yvonnick, Tang, Zuqi, Creusé, Emmanuel, Piriou, Francis

“…A strategy of mesh adaptation in eddy current finite element modeling is developed from both residual and hierarchical error estimators. Wished distributions…”
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Finite Element Mesh Adaptation Strategy From Residual and Hierarchical Error Estimators in Eddy Current Problems by Dular, Patrick, Le Menach, Yvonnick, Zuqi Tang, Creuse, Emmanuel, Piriou, Francis

“…A strategy of mesh adaptation in eddy current finite element modeling is developed from both residual and hierarchical error estimators. Wished distributions…”
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Perfect Conductor and Impedance Boundary Condition Corrections via a Finite Element Subproblem Method by Dular, Patrick, Peron, Victor, Perrussel, Ronan, Krahenbuhl, Laurent, Geuzaine, Christophe

“…A finite element subproblem method is developed to correct the inaccuracies proper to perfect conductor and impedance boundary condition models, particularly…”
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Refinement of Homogenized Magnetodynamic Models of Wound Inductors Using Finite-Element Subproblems by De Greve, Zacharie, Dular, Patrick, Gyselinck, Johan, Geuzaine, Christophe, Deblecker, Olivier, Lobry, Jacques

“…In this paper, a methodology for refining the large-scale solutions obtained by 2-D magnetodynamic homogenized models of high-frequency inductor windings is…”
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