Nicolas
LECONTE

  • Bâtiment CISIT
- Numerical modelling of assemblies in explicit fast dynamics structural computations,
- Impact (blast, ballistic) loading of structures,
- Discretization methods.

Fonctions actuelles

    Au sein de l'université

  • Responsible for B.Sc. / M.Sc. internships in Mechanical Eng. at the Institute of Sciences & Technologies (ISTV)

Diplômes universitaires

  • 2008 :
    PhD in Mechanical Engineering (University of Valenciennes, France)
  • 2005 :
    MSc in Mechanical Engineering (ENSIAME Engineering School, Valenciennes, France)

Expériences professionnelles

  • 2005 :
    Intern at ESI group North America (Detroit, USA)
  • 2005-2008 :
    PhD student at ONERA, The French Aerospace Lab. (Lille, France)
  • 2009 - 2010 :
    Scientific project officer at European Commission Joint Research Center (Ispra, Italy)
  • From 2010 :
    Associate Professor at University of Valenciennes

Autres

  • Reviewer International Journal of Impact Engineering
  • Best Poster Award FEMTEC 2006 (UTEP, El Paso, USA)
  • Member of the Computational Structural Mechanics Association

Enseignements actuels

  • Introduction to Acoustics

Enseignements antérieurs

  • Finite Element Method

Enseignements actuels

  • Material behavior of metallic alloys

Enseignements actuels

  • Flexible multibody dynamics

Enseignements actuels

  • Plates & Shells

Revue internationale avec comité de lecture

Yahya F., Hubert C., Leconte N., Dubar L. (2024). A FEM/DEM adaptive remeshing strategy for brittle elastic failure initiation and propagation. international journal for numerical methods in engineering [DOI=https://doi.org/10.1002/nme.7503].

Leconte N., Langrand B., Kruch S. (2023). An iterative plane stress integrated Transformation Field Analysis for Equivalent Homogeneous Medium characterization and localization — Application to structural holes. International Journal of Solids and Structures, 285, pp. 112559 [DOI=https://doi.org/10.1016/j.ijsolstr.2023.112559].

Arif W., Naceur H., Miran S., Leconte N., Markiewicz é. (2021). Fast and accurate multi-material model for the prediction of laser welded structural response. Engineering Computations, 38 (6), pp. 2502-2527 [DOI=https://doi.org/10.1108/EC-04-2020-0205].

Leconte N., Bourel B., Lauro F., Badulescu C., Markiewicz é. (2020). Strength and failure of an aluminum/PA66 self-piercing riveted assembly at low and moderate loading rates: experiments and modeling. International Journal of Impact Engineering, 142, pp. 103587. [IF=3.173] [DOI=10.1016/j.ijimpeng.2020.103587].

Tounsi R., Haugou G., Chaari F., Leconte N., Markiewicz é. (2019). Experimental characterization of the mechanical behaviour and the failure of multi-sheet and multi-material spot welded assembly. International Journal of Impact Engineering, 130, pp. 226-238

Haugou G., Morvan H., Leconte N. (2018). Direct compression loading using the pre-stretched bar technique: Application to high strains under moderate strain rates. Dynamic Behavior of Materials, 1, pp. 169-173

Chtourou R., Leconte N., Chaari F., Haugou G., Markiewicz é., Zouari B. (2017). Macro-modeling of the strength and failure of multi-layer multi-steel grade spot welds: Connector formulation, assembly model and identification procedure. Thin-Walled Structures, 113, pp. 228–239 [DOI=http://dx.doi.org/10.1016/j.tws.2017.01.023].

Carrier J., Markiewicz é., Haugou G., Lebaillif D., Leconte N., Naceur H. (2017). Thermal effect of the welding process on the dynamic behavior of the HSS constitutive materials of a fillet welded joint. Mechanics & Industry, 18 (3) [DOI=10.1051/meca/2016045].

Chtourou R., Leconte N., Zouari B., Chaari F., Markiewicz é., Langrand B. (2017). Macro-modeling of spot weld strength and failure: formulation and identification procedure based on pure and mixed modes of loading. Engineering Computations, 34 (3), pp. 941-959 [DOI=http://dx.doi.org/10.1108/EC-03-2016-0081]].

Carrier J., Markiewicz é., Haugou G., Lebaillif D., Leconte N., Naceur H. (2017). Influence of the heat affected zone on the dynamic behavior of an armored steel fillet welded joint. Int. J. Impact Engineering, 104, pp. 154-163 [DOI=doi.org/10.1016/j.ijimpeng.2016.12.022].

Dufour L., Bourel B., Lauro F., Haugou G., Leconte N. (2016). A viscoelastic-viscoplastic model with non associative plasticity for the modelling of bonded joints at high strain rates. International Journal of Adhesion & Adhesives, 70, pp. 304-314. [IF=1.956]

Haugou G., Leconte N., Morvan H. (2016). Design of a pre-stretched tension Hopkinson bar device: Configuration, tail corrections, and numerical validation. International Journal of Impact Engineering, 97, pp. 89–101

Markiewicz é., Langrand B., Leconte N., Fabis J., Dupuy T. (2016). A methodology for the viscoplastic behaviour characterisation of spot-weld heat affected materials. Journal of Materials Processing Technology, 238, pp. 169–180

Hennuyer C., Leconte N., Langrand B., Markiewicz é. (2014). Interpolation functions of a hybrid-Trefftz perforated super-element featuring nodes on the hole boundary. Finite Elements in Analysis and Design, 91, pp. 40-47, ISSN 0168-874X. [IF=1.595]

Hennuyer C., Langrand B., Leconte N., Markiewicz é. (2014). Toward the modelling of riveted assemblies by super-elements in fast dynamics. Mechanics & Industry, 15(2), pp. 133-137, ISSN 2257-7777. [IF=0.206]

Casadei F., Leconte N. (2011). Coupling finite elements and finite volumes by Lagrange multipliers for explicit dynamic fluid-structure interaction. International Journal for Numerical Methods in Engineering, 86(1), pp. 1-17, ISSN 1097-0207. [IF=2.009]

Leconte N., Langrand B., Markiewicz é. (2010). On some features of a plate Hybrid-Trefftz displacement element containing a hole. Finite Elements in Analysis and Design, 46(10), pp. 819-828, ISSN 0168-874X. [IF=1.058]

Langrand B., Leconte N., Menegazzi A., Millot T. (2009). Submarine hull integrity under blast loading. International journal of impact engineering, 36(8), pp. 1070-1078, ISSN 0734-743X. [IF=1.301]

Leconte N., Langrand B., Markiewicz é. (2009). Hybrid displacement FE formulations including a hole. Structural Engineering and Mechanics, 31(4), pp. 439–451, ISSN 1225-4568. [IF=0.438]

Leconte N., Langrand B., Markiewicz é. (2008). Toward a Hybrid-Trefftz element with a hole for elasto-plasticity?. Journal of Computational and Applied Mathematics, 218(1), pp. 88-95, ISSN 0377-0427. [IF=1.048]

Ouvrage

Leconte N. (2011). Modélisation EF des assemblages rivetés dans les calculs de structure – Super-éléments finis hybride déplacement perforés, . Editions universitaires européennes, 232 p., ISBN 978-613-1-58081-9

Conférence internationale avec actes et comité de lecture

Yahya F., Hubert C., Leconte N., Dubar L. (2023). FEM/DEM adaptive remeshing strategy. 14th International Conference on the Technology of Plasticity, Mandelieu - La Napoule (France), septembre .

F. lópez-Lopera A., Massa F., Turpin I., Leconte N. (2022). Modeling complex mechanical computer codes with functional input via Gaussian processes. The 43th Ibero-Latin American Congress on Computational Methods in Engineering (CILAMCE), brésil, novembre .

Yahya F., Hubert C., Leconte N., Dubar L. (2022). Adaptive coupled discrete/continuous approach for the forming of materials. 14th International Conference on Computational Structures Technology, Montpellier (France), août .

Leconte N., Bourel B., Lauro F., Markiewicz é. (2022). Characterization and modelling of the fast dynamics strength of a Pa66/Aluminum SPR assembly. rd International Conference on Impact Loading of Structures and Materials (ICILSM 2022), Trondheim, Norway, juin .

Lauro F., Bourel B., Haugou G., Leconte N. (2020). Dynamic failure of crash adhesives in an industrial context. International Conference on Industrial Applications of Adhesives. IAA2020, Funchal (Portugal), mars .

Chtourou R., Chaari F., Haugou G., Leconte N., Markiewicz é., Zouari B. (2018). Experimental study of the mechanical strength and the failure of multi-sheet, multi-material spot-welded assemblies under pure and combined loading conditions. 12th DYMAT Conference, Arcachon (France), septembre .

Chtourou R., Leconte N., Chaari F., Zouari B., Markiewicz é., Haugou G. (2018). Macroscopic FE modeling of the tensile strength and the failure of asymmetric multi-layer multi-steel grade spot welded assembly. 2nd ICILSM 2nd International Conference on Impact Loading of Structures and Materials, Xi'an (Chine), mai .

Bourel B., Lauro F., Leconte N., Haugou G., Dufour L. (2017). Macroscopic modeling of the adhesive joints behavior and failure under dynamic loadings. 4th International Conference on Structural Adhesive Bonding (AB2017), Porto, Portugal, juillet .

Haugou G., Morvan H., Leconte N. (2017). Direct Compression Loading Using the Pre-stretched Bar Technique: Application to High Strains Under Moderate Strain Rates. Society for Experimental Mechanics Annual Conference (SEM 2017), Indianapolis (USA), juin .

Chtourou R., Leconte N., Chaari F., Haugou G., Markiewicz é., Zouari B. (2016). Experimental characterisation and macro-modeling of the mechanical behaviour of three-sheet multi-steel grade spot welded assembly. International Conference on Advanced Materials, Mechanics and Manufacturing (A3M2016), Hammamet (Tunisie), décembre .

Dufour L., Bourel B., Lauro F., Haugou G., Leconte N., Carrere N. (2015). Failure stress criterion for adhesively bonded joint at different strain. DYMAT, Lugano, Switzerland, septembre . [DOI=10.1051/epjconf/20159401024].

Chtourou R., Haugou G., Leconte N., Zouari B., Chaari F., Markiewicz é. (2015). Experimental characterization and macro-modeling of mechanical strength of multi-sheets and multi-materials spot welds under pure and mixed modes I and II. DYMAT, Lugano, Switzerland, septembre . [DOI=10.1051/epjconf/20159401032].

Carrier J., Markiewicz é., Haugou G., Lebaillif D., Leconte N., Naceur H. (2015). Dynamic behavior and failure of the base and heat affected materials of a HSS fillet welded joint. DYMAT, Lugano, Switzerland, septembre . [DOI=10.1051/epjconf/20159401032].

Haugou G., Leconte N., Morvan H. (2015). Separation of the elastic waves' system in pre-stretched bar devices. DYMAT, Lugano, Switzerland, septembre . [DOI=10.1051/epjconf/20159401032].

Arif W., Naceur H., Leconte N., Markiewicz é. (2015). Numerical modeling of low velocity impact of thin metallic structures using shell finite element enriched by interpolation covers. XIII International Conference on Computational Plasticity. Fundamentals and Applications (COMPLAS 2015), Barcelona, Spain, septembre .

Dufour L., Bourel B., Lauro F., Haugou G., Leconte N., Carrere N. (2015). A new arcan test device for dynamic loadings of adhesively bonded joints. 3rd International Conference on Structural Adhesive Bonding, Porto, Portugal, juillet .

Hennuyer C., Leconte N., Langrand B., Markiewicz é. (2014). A 16-node hybrid-trefftz perforated element featuring 8 nodes on the hole boundary. 11th World Congress on Computational Mechanics (WCCM XI), Barcelona, Spain, juillet .

Leconte N., Casadei F., Langrand B. (2011). Modelling of riveted structures subjected to blast loading. 3rd International Conference on Impact Loading of Lightweight Structures (ICILLS'2011), Valenciennes, France, juin .

Casadei F., Larcher M., Leconte N. (2011). Strong and weak forms of a fully non-conforming FSI algorithm in fast transient dynamics for blast loading of structures. 3rd International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN), Corfu, Greece, mai .

Leconte N., Langrand B., Markiewicz é. (2008). Hybrid displacement plate FE formulations including a hole for the computation of full-scale aeronautic structures. ASEM'08, Jeju, South Korea, mai .

Leconte N., Langrand B., Markiewicz é. (2006). Toward hybrid-Trefftz element for elasto-plasticity ?. FEMTEC 2006, El Paso, Texas, USA, décembre .

Conférence nationale avec actes et comité de lecture

Leconte N., Bourel B., Lauro F., Markiewicz é. (2023). Caractérisation et modélisation de la tenue dynamique d'un assemblage SPR composite/métallique. Les Assemblages mécaniques - Evolutions récentes et perspectives (5ème Colloque Assemblages), Saint-Ouen, France, juillet .

Leconte N., Chaari F., Haugou G., Markiewicz é. (2023). Construction d'un critère de rupture prenant en compte la qualité des points soudés par résistance. Les Assemblages mécaniques - Evolutions récentes et perspectives (5ème Colloque Assemblages), Saint-Ouen, France, juillet .

Bourel B., Lauro F., Haugou G., Leconte N. (2023). Modelling of adhesive failure for crash. Les Assemblages mécaniques - Evolutions récentes et perspectives (5ème Colloque Assemblages), Saint-Ouen, France, juillet .

El attaoui Y., Hubert C., Leconte N., Massa F., Tison T. (2022). Modélisation mixte éléments finis-éléments discrets pour l'analyse de stabilité de systèmes frottants en présence de variabilités topographiques. Actes du 15ème Colloque National en Calcul des Structures (CSMA), Giens (France), mai .

Chtourou R., Chaari F., Haugou G., Leconte N., Markiewicz é., Zouari B. (2017). Experimental characterisation of multi-sheet, multi-material spot-welded assemblies under pure and combined loading conditions. CFM2017, Lille (France), août .

Bourel B., Lauro F., Leconte N., Haugou G., Dufour L. (2017). Bonded assemblies modelling under crash loading. Société des Ingénieurs de l'Automobile, Multimatériaux pour l'allègement, Saint Quentin en Yvelines, mars .

Carrier J., Markiewicz é., Haugou G., Lebaillif D., Leconte N., Naceur H. (2015). Thermal effect of the welding process on the dynamic behavior of the HSS constitutive materials of a fillet welded joint. CFM2015, Lyon, France, août .

Chtourou R., Zouari B., Chaari F., Leconte N., Maalej Y., Markiewicz é. (2014). Modélisation du comportement non-linéaire d'un point soudé par un élément équivalent. Congrès Tunisien de Mécanique, COTUME 2014, Sousse, Tunisie, mars .

Hennuyer C., Leconte N., Langrand B., Markiewicz é. (2013). Toward the modelling of riveted assemblies by super-finite elements in fast dynamics. Actes du 21ème Congrès Français de Mécanique, Bordeaux, août .

Hennuyer C., Leconte N., Langrand B., Markiewicz é. (2013). Vers la modélisation des assemblages rivetés par super-éléments finis en dynamique rapide. Actes du 11ème Colloque National en Calcul des Structures, Giens, mai .

Leconte N., Maréchal C., Shiri S., Bresson F., Colard T. (2013). Construction d'un modèle numérique de substitut de tête humaine sous impact balistique. Actes du 11ème Colloque National en Calcul des Structures, Giens, mai .

Leconte N., Langrand B., Markiewicz é. (2011). Modélisation de l'assemblage riveté par super-éléments en dynamique rapide. Actes du 10ème colloque national en calcul des structures, Giens, mai .

Leconte N., Langrand B., Markiewicz é. (2007). Développement d'un élément fini de plaque perforée pour le calcul des structures aéronautiques au crash et à l'impact. 18ème Congrès Français de Mécanique (CFM2007), Grenoble, France, pp. 27-31, août .

Séminaire et autres communications

Hennuyer C., Langrand B., Leconte N., Markiewicz é. (2013). Super-éléments finis pour la modélisation des assemblages rivetés en calcul de structures. Séminaire NAFEMS sur la modélisation et la simulation des assemblages, Paris, mai .

Leconte N. (2011). Modélisation de structures aéronautiques rivetées sous chargement d'explosion. Séminaire du LAMIH, Valenciennes, avril .

Leconte N. (2009). A full-scale model of a whole aeronautic structure subjected to an explosion. European Commission Joint Research Center, Ispra, Italy, mars .

Leconte N. (2007). Développement d'un élément fini de plaque perforée pour le calcul des structures aéronautiques. Séminaire du LAMAV, Valenciennes, janvier .

Rapport de contrat de recherche

Leconte N., Chtourou R., Nguyen T., Markiewicz é., Chaari F., Haugou G. (2016). Modélisation macroscopique d'un assemblage soudé 3 tôles multi-matériaux. Rapport projet ANR ASAP, LAMIH, Valenciennes, janvier .

Leconte N. (2014). Modelling of Eulerian Fluid Strong Shocks using EUROPLEXUS. Rapport EUROPLEXUS, LAMIH, Valenciennes, juin .

Leconte N., Maradei G., Markiewicz é. (2013). Simplified Modeling of Welded Joints of Automobile Seats. Rapport de contrat FAURECIA, LAMIH, Valenciennes, janvier .

Casadei F., Leconte N. (2011). FLSW: A weak, Embedded-Type Fluid-Structure Interaction Model with CCFV in EUROPLEXUS. Rapport JRC n° PUBSY JRC65826, European Commission Joint Research Center, Ispra, Italy, juillet .

Leconte N., Saltelli A., Casadei F. (2010). Some comments on the coupling of sensitivity analysis tools to EUROPLEXUS. Rapport JRC n° PUBSY JRC59841, European Commission Joint Research Center, Ispra, Italy, août .

Leconte N., Casadei F. (2010). Modifications of the NCFV model of EUROPLEXUS for Fluid/Structure Interaction. Rapport JRC n° PUBSY JRC58667, European Commission Joint Research Center, Ispra, Italy, juillet .

Casadei F., Leconte N. (2010). Use of FLSR Fluid-Structure Interaction with Node-Centred Finite Volumes in EUROPLEXUS. Rapport JRC n° PUBSY JRC59686, European Commission Joint Research Center, Ispra, Italy, juillet .

Leconte N., Casadei F. (2010). Fluid/Structure Interaction with Node-Centered Finite Volumes in EUROPLEXUS, second release. Rapport JRC n° PUBSY JRC59306, European Commission Joint Research Center, Ispra, Italy, juin .

Casadei F., Leconte N. (2010). Some notes on the recent revision of Node-Centered Finite Volumes fluid models in EUROPLEXUS. Rapport JRC n° PUBSY JRC58352, European Commission Joint Research Center, Ispra, Italy, mai .

Casadei F., Leconte N. (2010). Current Status of Fluid-Structure Interaction with Finite Elements and Finite Volumes in EUROPLEXUS. Rapport JRC n° PUBSY JRC57800, European Commission Joint Research Center, Ispra, Italy, avril .

Leconte N., Casadei F. (2010). Fluid/Structure Interaction with Node-Centered Finite Volumes in EUROPLEXUS. Rapport JRC n° PUBSY JRC56577, European Commission Joint Research Center, Ispra, Italy, janvier .

Leconte N. (2009). Numerical modelling of the compression Hopkinson bar of Elsa. Rapport JRC n° PUBSY JRC53820, European Commission Joint Research Center, Ispra, Italy, septembre .

Casadei F., Leconte N. (2009). Fluid-Structure Interaction with Cell-Centered Finite Volumes in EUROPLEXUS. Rapport JRC n° PUBSY JRC53799, European Commission Joint Research Center, Ispra, Italy, août .

Leconte N., Di paola F. (2007). Etablissement et analyse de solutions analytiques de plaque perforée. Rapport ONERA n° RA 5/12514 DMSE, ONERA, Lille, décembre .

Leconte N. (2007). Eléments de bibliographie sur les effets du chargement d'explosion sur les structures. Rapport ONERA n° RA 4/12514 DMSE, ONERA, Lille, octobre .

Leconte N. (2007). Conception d'un banc expérimental de substitution aux essais d'explosion basse énergie – utilisation d'un tube à choc. Rapport ONERA n° RA 1/12514 DMSE, ONERA, Lille, août .

Leconte N. (2006). Eléments finis Hybrid-Trefftz à trous internes. Rapport ONERA n° RA 4/11377 DMSE, ONERA, Lille, décembre .

Leconte N. (2006). Techniques mixtes et hybrides de formulation EF. Rapport ONERA n° RA 1/11377 DMSE, ONERA, Lille, mars .

Mémoire de doctorat

Leconte N. (2008). Eléments finis hybride déplacement perforés pour le calcul des structures aéronautiques rivetées. , Univ. Valenciennes et du Hainaut-Cambrésis, novembre .