Julien Fontchastagner
- Groupe de Recherche en Energie Electrique de Nancy (GREEN)
Domaines de recherche
Publications
Publications
Conception par optimisation des actionneurs électromécaniques - Applications et exemples industrielsTechniques de l'ingénieur, Conversion de l'énergie électrique, Editions T.I., pp.D3416, 2023, ⟨10.51257/a-v1-d3416⟩ |
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Conception par optimisation des actionneurs électromécaniques - Aspects méthodologiquesTechniques de l'ingénieur, Conversion de l'énergie électrique, Editions T.I., pp.D3415, 2023, ⟨10.51257/a-v1-d3415⟩ |
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Development of numerical dosimetry for low-frequency induced fields in human head modelsBioEM 2025, the international conference on bioelectromagnetics, Jun 2025, Rennes, France |
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Comparison between multiphysics simulation and experimental characterization of gradient field-induced vibrations in implantable medical devicesISMRM Workshop on MR Safety: From Science to Clinical Practice, Sep 2025, Berlin, Germany |
MRM_Gradient-Induced-VibesLogiciel hal-05533783v1 |
A Simulation based Interval Global Optimization Method: Application to the Design of Electromechanical ActuatorsICCOPT 2025, International Conference on Continous Optimization, Jul 2025, Los Angeles, United States |
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Development of Magneto–Thermo–Mechanical Analytical Models for High-Speed Induction MachineIEEE International Magnetics Conference, INTERMAG 2024, May 2024, Rio De Janeiro, Brazil |
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Analytical Models for Magneto-Mechanical Sizing of a High-Speed Induction Machine for Aircraft Electric GenerationMEA'24, International Conference on More Electric Aircraft, Feb 2024, Toulouse, France |
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Conception magnéto-mécanique d'une machine à grande vitesse pour l'aéronautiqueSGE 2023, Symposium de Génie Électrique, Jul 2023, Lille, France |
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Design and Comparison of High-speeds PMSM and IM for Aircraft Application2023 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific), Nov 2023, Chiang Mai, France. pp.1-6, ⟨10.1109/ITECAsia-Pacific59272.2023.10372325⟩ |
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Magneto-mechanical Design of a High-speed Machine for AeronauticsISEF 2023, 21st International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering, Sep 2023, Pavia, Italy |
An easy way to design permanent magnet axial flux PM-machines with 2D Finite Element MethodISEF 2023, 21st International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering, Sep 2023, Pavia, Italy |
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Toward Efficient Very Low Frequency Wireless Power Transfer for EVs: From Grid to BatteryISEF 2023, 21st International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering, Sep 2023, Pavia, Italy |
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Comparisons of methods for evaluating mechanical stress in the rotor of high-speed machinesICEM 2022, XXV International Conference on Electrical Machines, Sep 2022, Valencia, Spain |
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Level-set based method to model high-performance commutator23rd International Conference on the Computation of Electromagnetic Fields, Compumag 2021, Jan 2022, Cancun, Mexico. pp.PD-P1: 13 (ID 408) |
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Analyse des contraintes mécaniques des rotors de machines électriques à haute vitesseJCGE'22, Conférence des Jeunes Chercheurs en Génie Électrique, Jun 2022, Croisic, France |
Sensitivity Analysis Of The Parameters Of An Analytical Rotor Vibration Model2022 25th International Conference on Electrical Machines and Systems (ICEMS), Nov 2022, Chiang Mai, Thailand. pp.1-5, ⟨10.1109/ICEMS56177.2022.9983152⟩ |
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A Deterministic Global Optimization Code with a 3D FEM Black-Box Constraint23rd International Conference on the Computation of Electromagnetic Fields, Compumag 2021, Jan 2022, Cancun, Mexico. pp.PC-P1: 8 (ID 413) |
New commutator system for novel brushed synchronous machinesEMF'2021 - The 12th International Symposium on Electric and Magnetic Fields, Jul 2021, Online, France |
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Design Of An Axial Claw Pole Motor Using A Scalar Magnetic Potential Formulation Fine Tuned Thanks To A Vector Potential OneCEFC 2020, The Nineteenth Biennial IEEE Conference on Electromagnetic Field Computation, Nov 2020, Pisa, Italy |
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Axial claw pole motor: harmonic torque estimation19th International Symposium on Electromagnetic fields in Mechatronics, Electrical and Electronic Engineering, ISEF2019, Aug 2019, Nancy, France |
On the hybridization of 3D Finite Element Models and Reluctance Networks for Shape Optimization of Magnetic DevicesElectrical Engineering International Conference EEIC2019, Dec 2019, Béjaia, Algeria |
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FEM using projection of physical properties suitable for movement modeling and optimization processes19th International Symposium on Electromagnetic fields in Mechatronics, Electrical and Electronic Engineering, ISEF2019, Aug 2019, Nancy, France |
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Simple method to reduce computation time in planar airgap 3D FEM non-linear problems22nd International Conference on the Computation of Electromagnetic Fields, COMPUMAG 2019, Jun 2019, Paris, France |
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Dimensionnement optimal de griffes d'alterno- démarreurs grâce à un modèle hybride couplant fortement EF 3D et schéma de perméancesSymposium de Génie Électrique - SGE'2018, Jul 2018, Nancy, France |
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DC commutator modeling in dynamic FEM problem : an innovative coupling method thanks to mathematical functions18th Biennial Conference on Electromagnetic Field Computation, CEFC2018, Oct 2018, Hangzhou, China |
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Une approche pour l'hybridation des réseaux de réluctances et de l'équation de Laplace pour la modélisation des dispositifs magnétiques en trois dimensionsSymposium de Génie Electrique, Université de Lorraine [UL], Jul 2018, Nancy, France |
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Dimensionnement optimal de griffes d'alterno-démarreurs grâce à un modèle hybride couplant fortement EF 3D et schéma de perméancesSymposium de Génie Electrique, Université de Lorraine [UL], Jul 2018, Nancy, France |
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Modeling method for saving meshing time : projection of physical properties using mathematical functions18th Biennial Conference on Electromagnetic Field Computation, CEFC2018, Oct 2018, Hangzhou, China |
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Dilated subregions for solving FEM problems with thin air-gaps: First step, 2D magnetostatic cases18th International Symposium on Applied Electromagnetics and Mechanics, ISEM 2017, Sep 2017, Chamonix - Mont-Blanc, France |
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New Topology of Direct Current Claw Pole machines for Stop-Start application18th International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering - ISEF 2017, Sep 2017, Lodz, Poland |
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Three dimensional Pole Shape Optimization of Claw Pole Machines based on Hybrid model18th International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering - ISEF 2017, Sep 2017, Lodz, Poland |
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Optimal Design of an Axial-Flux Eddy-Current Magnetic Coupling18th International Symposium on Electromagnetic Fields in Mechatronics, Electrical and Electronic Engineering - ISEF 2017, 2017, Lodz, Poland |
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Comparison of Transient Performances for Synchronous and Eddy-current Torque Couplers22nd International Conference on Electrical Machines (ICEM), Sep 2016, Lausanne, Switzerland. pp.695-701 |
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Fast Computation of Nonlinear 3D FE Analysis for Electrical Machines10th International Symposium on Electric and Magnetic Fields - EMF 2016, Apr 2016, Lyon, France |
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Hybrid model: Permeance network + 3D finite element for modeling claw-pole synchronous machines17th IEEE Biennial Conference on Electromagnetic Field Computation (IEEE CEFC), Nov 2016, Miami, FL, United States. ⟨10.1109/CEFC.2016.7816253⟩ |
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Hybrid Analytical Model Coupling Laplace’s Equation and Reluctance Network for Electrical Machines17th IEEE Biennial Conference on Electromagnetic Field Computation (IEEE CEFC), Nov 2016, Miami, FL, United States |
Axial-Field Eddy-Current Couplings: a 3D Test Problem for Numerical ExperimentsInternational Symposium on Electric and Magnetic Fields (EMF 2016), Apr 2016, Lyon, France |
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Magnetic model of DC machine taking into account armature reaction magnetic field based on reluctance network theoryISEF 2015, 17th International Symposium on Electromagnetic Fields, Sep 2015, Valence Spain |
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Torque modeling and optimization of DC machine based on reluctance network taking into account armature magnetic reaction field18th International Conference on Electrical Machines and Systems (ICEMS), Oct 2015, Pattaya, Thailand. pp.1580-1586., ⟨10.1109/ICEMS.2015.7385293⟩ |
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Efficient Design Using Successive Analytical Subproblems Method: Application to Axial Magnetic Couplings16th Biennial IEEE Conference on Electromagnetic Field Computation - CEFC 2014, May 2014, Annecy, France |
New model of radial force determination in bearingless motor16th Biennial IEEE Conference on Electromagnetic Field Computation - CEFC 2014, May 2014, Annecy, France |
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Radial force modeling of bearingless motors based on spectral analysis of field sourcesISMB 2014, 14th International Symposium on Magnetic Bearings, Aug 2014, Linz, Austria |
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Modèle 2.5D pour l’optimisation des démarreurs renforcés stop-startJournées de la section Électrotechnique du club EEA: Réseaux Autonomes du Futur, Apr 2013, Nancy, France |
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A three dimensional electromagnetic effect using 2D field computations15th Biennial IEEE Conference on Electromagnetic Field Computation - CEFC 2012, Nov 2012, Oïta, Japan |
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Magnetic-field electric circuit coupled method for brush DC motor simulationsXXth International Conference on Electrical Machines - ICEM'2012, Sep 2012, Marseille, France |
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Study of thermal effect of the line start permanent magnet motors15th Biennial IEEE Conference on Electromagnetic Field Computation - CEFC 2012, Nov 2012, Oïta, Japan |
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Modélisation circuit d’une machine série à collecteur mécaniqueÉlectrotechnique du Futur - EF'2011, Dec 2011, Belfort, France |
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Interval Branch and Bound Algorithms dealing with Black-Box ConstraintsTOULOUSE GLOBAL OPTIMIZATION WORKSHOP - TOGO 2010, Aug 2010, Toulouse, France |
An Exact Interval Branch and Bound Algorithms to Solve Problems with Some Black-box Constraints20th International Symposium of Mathematical Programming - ISMP 2009, Sep 2009, Chicago, United States |
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Preliminary Design of Electromechanical Actuators with ModelicaModelica 2009, 7th Modelica Conference, Como, Italy, Sep. 20-22, 2009, Sep 2009, Como, Italy. ⟨10.3384/ecp09430099⟩ |
Interval Branch and Bound Algorithms for Inverse Problems of Electromagnetic Devices Design23rd European Conference on Operational Research - EURO Conference Bonn 2009, Jul 2009, Bonn, Germany |
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An Exact Optimization Code Combined with a Hybrid Model for Magnetic Couplings Design17th International Conference on the Computation of Electromagnetic Fields (COMPUMAG 2009), Nov 2009, Florianopolis, Brazil. pp.257-258 |
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Some Co-axial Magnetic Torque Coupling Designed Usingan Analytical Model and an Exact Global Optimization Code13th Biennial IEEE Conference on Electromagnetic Field Computation (IEEE - CEFC 2008), IEEE, May 2008, Athens, Greece. pp.1458 - 1461, ⟨10.1109/TMAG.2009.2013888⟩ |
An Interval Branch and Bound Algorithm for Mixed Constrained Global Optimization Problems with Some Constraints of Black-Box typeNCP’2007 : The International Conference on Non-Convex Programming : Local and Global Approaches, Theory, Algorithms and Applications, Rouen, France, 2007, Rouen, France |
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Association de différentes méthodes d'optimisation et de modèles de calcul du champ magnétiqueJournées de l'Électrotechnique du Futur (EF 2007), Sep 2007, Toulouse, France |
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A New Rational Way Combining Analytical and Numerical Models with a Deterministic Global Optimization Algorithm for the Design of Electrical Rotating MachinesXVII International Conference on Electrical Machines - ICEM 2006, Sep 2006, Chania, Crete Island, Greece |
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Building a CAD system for educational purpose based only on a mesh tool and a FE solver15th Conference on the Computation of Electromagnetic Fields - COMPUMAG 2005, Nov 2005, Shenyang, China |
Validation numérique de solutions du problème inverse de conception d’actionneurs électriquesConférence des Jeunes Chercheurs en Génie Electrique - JCGE'05, Jun 2005, Montpellier, France |
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Model of a rotating vacuum arc by the coupling of a simple arc model with a commercial 3D FEMXXIst International Symposium on Discharges and Electrical Insulation in Vacuum - ISDEIV 2004, Sep 2004, Yalta, Ukraine. pp.276-279, ⟨10.1109/DEIV.2004.1418659⟩ |
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Couplage d'un modèle d'arc électrique avec la méthode des éléments finis pour le dimensionnement des cellules de coupure à technologie vide4ème Conférence Européenne sur les Méthodes Numériques en électromagnétisme - NUMELEC'03, 2003, Toulouse, France |
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Résolution du problème inverse de conception d'actionneurs électromagnétiques par association de méthodes déterministes d'optimisation globale avec des modèles analytiques et numériquesEnergie électrique. Institut National Polytechnique (Toulouse), 2007. Français. ⟨NNT : 2007INPT042H⟩ |