Dr.-Ing. Andreas Seupel

Dr.-Ing. Andreas Seupel, M.Sc.

Dr.-Ing. Andreas Seupel, M.Sc.


Mitarbeiter der Professur

Lampadiusstr. 4, D-09599 Freiberg, Zimmer 103

Telefon +49 (0) 3731 39 3349
Fax +49 (0) 3731 39 3455
andreas [dot] seupelatimfd [dot] tu-freiberg [dot] de



-Mechanics of Materials | - Damage Mechanics of Metals and Composites | - Numerical Simulation

CV:

since 07/2020

Senior scientist at the chair of solid mechanics, project: CRC 920 "Multi-Functional Filters for Metal Melt Filtration"

12/2020

Defense of PhD-thesis (Dr.-Ing.): "Thermomechanische und schädigungsmechanische Modellierung von hochlegierten TRIP-Stählen" (Thermomechanical and damage mechanics modeling of highly alloyed TRIP-steels), TU Bergakademie Freiberg

02/2013-06/2020

Research assistant at the chair of solid mechanics, project: CRC 799 "TRIP-Matrix-Composite"

01/2013

Master thesis "Numerical investigation of a strain gradient damage model by means of one-dimensional special cases“
IMFD, TU Bergakademie Freiberg

2011 - 2013

Master in Mechanical Engineering, focus on modeling, simulation and automation
TU Bergakademie Freiberg

05/2011

Bachelor thesis "Parameteruntersuchung zum Gleiten in Hauptlagertrennfugen" in cooperation with iAV GmbH, Chemnitz

2007 - 2011

Bachelor in Mechanical Engineering, focus on modeling and simulation 
TU Bergakademie Freiberg

Fields of interest:

  • constitutive modeling of steels and particulate reinforced metal matrix composites
  • thermomechanically coupled simulations
  • non-local damage modeling
  • reaction-diffusion systems
  • phase-field theory
  • numerical simulation

Teaching:

  • seminar "Plasticity"
  • seminar "Numerical methods in solids mechanics"
  • seminar "Continuum mechanics"
  • seminar „Selected topics of the finite element method“

Projects:

Peer-reviewed papers:

  • [9] Burgold, A., Droste, M., Seupel, A., Budnitzki, M. Biermann, H., Kuna, M.: Modeling of the cyclic deformation behavior of austenitic TRIP-steels, International Journal of Plasticity, 133 (2020) Nr. 102792
  • [8] Seupel, A., Hütter, G., Kuna, M.: On the identification and uniqueness of constitutive parameters for
    a non-local GTN-model, Engineering Fracture Mechanics, 229 (2020) Nr. 106817
  • [7] Seupel, A., Kuna, M.: A gradient-enhanced damage model motivated by engineering approaches to ductile failure of steels, International Journal of Damage Mechanics, 28 (2019) Nr. 8, S. 1261-1296
  • [6] Giang, N. A., Seupel, A., Kuna, M., Hütter, G.: Dislocation pile-up and cleavage: effects of strain gradient plasticity on micro-crack initiation in ferritic steel, International Journal of Fracture, 214 (2018) Nr. 1, S. 1-15
  • [5] Seupel, A., Hütter, G., Kuna, M.: An efficient FE-implementation of implicit gradient-enhanced damage models to simulate ductile failure, Engineering Fracture Mechanics, 199 (2018), S. 41-60
  • [4] Seupel, A., Eckner, R., Burgold, A., Kuna, M., Krüger, L.: Experimental characterization and damage modeling of a particle reinforced TWIP-steel matrix composite, Materials Science & Engineering A, 662 (2016), S. 342-355
  • [3] Seupel, A., Kuna, M.: Application of a Local Continuum Damage Model to Porous TRIP-Steel, Applied Mechanics and Materials, 784 (2015), S. 484-491
  • [2] Kulawinski, D., Ackermann, S., Seupel, A., Lippmann, T., Henkel, S., Kuna, M., Weidner, A., Biermann, H.: Deformation and strain hardening behavior of powder metallurgical TRIP steel under quasi-static biaxial-planar loading, Materials Science and Engineering A, 642 (2015), S. 317-329
  • [1] Prüger, S., Seupel, A., Kuna, M.: A thermomechanically coupled material model for TRIP-steel, International Journal of Plasticity, 55 (2014), S. 182-197

Book chapters/Monographs:

  • [1] Seupel A., Burgold A., Prüger S., Budnitzki M., Kuna M., (2020) Modeling of the Thermomechanical Behavior, Damage, and Fracture of High Alloy TRIP-Steel. In: Biermann H., Aneziris C. (eds) Austenitic TRIP/TWIP Steels and Steel-Zirconia Composites. Springer Series in Materials Science, vol 298. Springer, Cham
  • [2] Seupel, A.: "Thermomechanische und schädigungsmechanische Modellierung von hochlegierten TRIP-Stählen"  (2021) TU Bergakademie Freiberg, Dissertationsschrift, ISBN 978-3-86012-662-2

Conference proceedings:

  • [8] Schirmer, R.W., Seupel, A., Selent, M., Abendroth, M., Kiefer, B.: Anwendung eines gradientenerweiterten Kriechschädigungsmodells zur Beschreibung des Versagensverhaltens von P91 im Small Punch Test, 54rd Meeting of the Working Group Fracture Mechanics and Component Safety (2022), DOI: 10.48447/Br-2022-008
  • [7] Pham, D.R., El Khatib, O., Seupel, A., Hütter, G., Kiefer, B.: Non-iterative determination of the parameters for the Gurson model from two standard tests, 54rd Meeting of the Working Group Fracture Mechanics and Component Safety (2022), DOI: 10.48447/Br-2022-005
  • [6] Seupel, A., Kuna, M.: Phenomenological modeling of thermomechanical coupling effects of highly alloyed TRIP-steels at different stress states, Procedia Structural Integrity 35 (2022), S. 10-17
  • [5] Seupel, A., Kuna, M.: Anwendung eines gradientenerweiterten Schädigungsmodells für die Simulation des Versagens hochlegierter TRIP-Stähle, 53rd Meeting of the Working Group Fracture Mechanics and Component Safety (2021), S. 33-42, DOI: 10.48447/Br-2021-004
  • [4] Seupel, A., Kuna, M.: Phenomenological Modeling of Strain Hardening Phase Transformation and Damage Effects of TRIP-Steels, XIV International Conference on Computational Plasticity.  Fundamentals and Applications, COMPLAS XIV (04.-10.09.2017), S. 576–587
  • [3] Seupel, A., Kuna, M.: Damage model of a particle reinforced TRIP-steel matrix composite, XXIV ICTAM (2016)
  • [2] Seupel, A., Kuna, M.: Erweiterung eines duktilen Schädigungsmodells zur Beschreibung von TRIP-Stählen, DVM Bericht, 247 (2015), S. 83-92
  • [1] Mühlich, U., Seupel, A., Zybell, L., Hütter, G., Kuna, M.: A first order strain gradient damage model for simulating quasi-brittle failure in porous elastic solids, Book of Abstracts: Third International Conference on Material Modelling (2013), S. 145-146

Selected talks:

  • [16] Seupel, A., Pham, R.D., El Khatib, O., Hütter, G., Kiefer, B.: Towards a simplified, iteration-free calibration strategy for a non-local GURSON-TVERGAARD-NEEDLEMAN-type damage model, European Conference on Fracture ECF 23 (2022)
  • [15] El Khatib, O., Seupel, A., Hütter, G., Kuna, M., Kiefer, B.: Investigation of the constraint effects on the ductile fracture resistance using a non-local GTN-Model, 2nd International Workshop on Plasticity, Damage and Fracture of Engineering Materials IWPDF 21 (online) (2021)
  • [14] Seupel, A., Kuna, M.: Phenomenological modeling of thermomechanical coupling effects of highly alloyed TRIP-steels, 2nd International Workshop on Plasticity, Damage and Fracture of Engineering Materials IWPDF 21 (online) (2021)
  • [13] Seupel, A., Kuna, M.: Application of a gradient-enhanced damage model to simulate failure of highly alloyed TRIP-steel, ESIS TC8 annual meeting (online) (2021)
  • [12] Seupel, A., Kuna, M.: Application of a gradient-enhanced damage model to simulate failure of highly alloyed TRIP-steel, DVM Arbeitskreis Bruchvorgänge (online) (2021)
  • [11] Kuna, M, Seupel, A., Hütter, G.: Identification and transferability of constitutive parameters for a non-local GTN-model, 1. Virtual Conference on Fracture, 2020, presentation available as movie
  • [10] Seupel, A., Kuna, M.: A gradient-enhanced model for ductile damage and failure of steels based on an engineering approach, Sixth International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (2019)
  • [9] Seupel, A., Kuna, M.: Ein gradientenerweitertes Modell für duktile Schädigung motiviert durch
    ingenieurmäßige Ansätze–Anwendung und Grenzen, DVM Arbeitskreis Bruchvorgänge (2019)
  • [8] Seupel, A., Kuna, M.: A gradient-enhanced damage model motivated by engineering approaches to ductile failure of steels, 10th European Solid Mechanics Conference ESMC (2018)
  • [7] Seupel, A., Hütter, G., Kuna, M.: An efficient FE-implementation of implicit gradient-enhanced damage models,
    Joint DMV and GAMM Annual Meeting (2018)
  • [6] Seupel, A., Kuna, M.: Phenomenological Modeling of Strain Hardening Phase Transformation and Damage Effects of TRIP-Steels, XIV International Conference on Computational Plasticity.  Fundamentals and Applications, COMPLAS XIV (2017)
  • [5] Seupel, A., Burgold, A., Kuna, M.: Damage modeling of a particle reinforced TWIP-steel matrix composite, Joint DMV and GAMM Annual Meeting (2016)
  • [4] Seupel, A., Kuna, M.: Application of a Local Continuum Damage Model to Porous TRIP-Steel, Second International Conference on Damage Mechanics (2015)
  • [3] Kuna, M., Seupel, A.: A Phenomenological Damage Model for Elastoplastic Behavior of Particle Reinforced TRIP-Steel Matrix Composites based on Micromechanical Simulations , Fourth International Conference on Computational Modeling of Fracture and Failure of Materials and Structures CFRAC (2015)
  • [2] Seupel, A., Kuna, M.: Erweiterung eines duktilen Schädigungsmodells zur Beschreibung von TRIP-Stählen, DVM Arbeitskreis Bruchvorgänge (2015)
  • [1] Seupel, A., Kuna, M.: Simulation of Damage Mechanisms in TRIP-Steel Matrix Composites, Materials Science Engineering (2014)

Awards:

Supervised theses of students:

  • Zhiqi Zhu: "Einfluss der Probengeometrie auf das duktile Risswachstum" (Influence of specimen geometry on ductile crack growth) (2020, Studienarbeit)
  • Aravind Kadhambariyil: „A testing environment for gradient-enhanced and phase-field approaches to fracture“ (2018, Personal Programming Project)
  • Hannes Schröter und Pascal Wilzki: „Mechanismenorientierte Modellierung hochlegierter TRIP-Stähle“ (Mechanism-oriented modelling of highly alloyed TRIP-steel) (2018, joined project thesis)
  • Ayman Mawlawi: „Forming process simulations using a low alloyed TRIP-steel“ (2016, Master thesis)
  • Nima Schirafkan: „Anwendung eines Modells für duktile Schädigung zur Beschreibung des Verformungs- und Versagensverhaltens von partikelverstärkten Metall-Matrix- Verbundwerkstoffen“ (Application of a ductile damage model to describe the deformation and damage behavior of metal-matrix-composites) (2015, Master thesis)
  • Jan Harder: „Verformungs- und Verfestigungsverhalten von gegossenen und heissgepressten TRIP- und TWIP-Stählen unter mehrachsiger quasi-statischer Beanspruchung“ (Deformation and hardening behavior of cast and hot-pressed TRIP/TWIP-steels under multi-axial, quasi-static loading) (2014, Master thesis)