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Dipl.-Ing. Rolf Berthelsen

Dipl.-Ing. Rolf Berthelsen Foto von Dipl.-Ing. Rolf Berthelsen

Telefon
+49 231 755-5717

Fax
+49 231 755-2688

Adresse

Raum 124

Weitere Kontaktdaten

Institute of Mechanics

Department of Mechanical Engineering

TU Dortmund

Leonhard-Euler-Strasse 5

D-44227 Dortmund

Inhalt

Curriculum Vitae

since 09/2011 Research Assistant, Institute of Mechanics, TU Dortmund
04/2016 - 05/2016 Visiting Researcher, Computational Solid Mechanics Laboratories, University of California, Berkeley, Prof. P. Papadopoulos
09/2011 Diploma Degree (Dipl.-Ing.), Thesis Title: "Bestimmung der Evolution von Mikrostrukturen mittels Topologieoptimierung"
10/2006 - 09/2011 Studies of Mechanical Engineering, Ruhr-Universität Bochum
04/2010 - 07/2010 Internship, MAN Diesel & Turbo SE, Oberhausen
04/2008 - 03/2010 Student Assistant, Chair of Materials Technology, Ruhr-Universität Bochum


Teaching

Courses

Übung zur Vorlesung "Nichtlineare Finite-Elemente-Methoden" (WS 2018/19, WS 2017/18, WS 2016/17, WS 2015/16, WS 2014/15, WS 2012/13)

Übung zur Vorlesung "Einführung in die Materialtheorie" (SS 2012, SS 2013)

Übung zur Vorlesung "Mechanik A" (WS 2013/14)

Übung zur Vorlesung "Mechanik B" (SS 2014)

Übung zur Vorlesung "Mechanik C" (WS 2011/2012)

Short Courses

Einführung in die FEM Teil 2, SFB 708-Akademie, 13.02.2013

Supervised Theses

M. Schewe
Theorie und Finite-Element-Implementierung thermomechanisch gekoppelter Interface-Elemente
Bachelor Thesis, 2014

H. Wilbuer
Implementierung eines Finite-Elemente-Postprozessors zur Simulation von trockenem Gleitverschleiß
Project Thesis, 2015

H. Wilbuer
An inelastic finite element framework for the simulation of wear
Bachelor Thesis, 2016

M. Schewe
Theory and finite element implementation of finite deformation thermoplasticity in principal stretches
Project Thesis, 2016

M. Schewe
Implementation of the Particle Finite Element Method
Master Thesis, 2017

P. Linneweber
Finite-Elemente-Implementierung eines Kontaktmodells mit Dreieck-Segmenten
Bachelor Thesis, 2018


Research

Projects

SFB 708, TP B6
Mehrskalige Modellierung und Simulation des Materialverhaltens thermisch gespritzter Beschichtungen
09/2011-12/2015

SFB/TR 73, Vorprojekt zum TP C7
Mechanismenbasierte Modellierung von Verschleiß in der Blechmassivumformung
03/2016-09/2016

Research Interests

  • Continuum Thermodynamics
  • Multiscale Finite Element Methods (FE²)
  • Thermomechanically coupled Problems
  • Inelastic Material Behaviour
  • Simulation of Coating
  • Development of a Finite Element Programme (C++, CMake)


Talks

2018

Computational homogenisation of thermo-viscoplastic composites at large deformations
6th ECCM, Glasgow / UK, June 11-15, 2018


A thermo-mechanically coupled FE2-framework: Application to thermo-viscoplasticity
89th GAMM Annual Meeting, TU München, Munich / Germany, March 19-23, 2018

2017

Nonlinear thermomechanically coupled multiscale finite element framework
RCM 2017, Hannover / Germany, March 1 - March 3, 2017

Computational modelling of wear and the effective frictional behaviour of elastoplastic tools
7th GACM Colloquium on Computational Mechanics, Stuttgart / Germany, October 11-13, 2017

2015

Finite element simulation of coating by means of thermal spraying
3rd Spring School - Simulation-Based Microstructure Design of Materials (SiMiDe), Hamminkeln / Germany, March 30 - April 2, 2015

Towards a finite element simulation of coating by means of thermal spraying
86th GAMM Annual Meeting, University of Salento, Lecce / Italy, March 23-27, 2015

Continuous and Discontinuous Galerkin Methods for Transient Thermal Analysis with a Temperature Jump
3rd ECCOMAS YIC, 6th GACM Colloquium on Computational Mechanics, Aachen / Germany, July 20-23, 2015

2014

Multiscale Finite Element Framework for Coupled Thermo-Viscoplasticity
24th International Workshop on Computational Micromechanics of Materials (IWCMM), Madrid / Spain, October 1-3, 2014

Thermo-mechanical homogenisation - application to HVOF thermal-sprayed WC-Co coatings
85th GAMM Annual Meeting, Friedrich-Alexander Universität Erlangen-Nürnberg / Germany, March 10-14, 2014

Thermo-mechanical homogenisation with application to thermal-sprayed WC-Co coatings
2nd Spring School - Simulation-Based Microstructure Design of Materials (SiMiDe), Sundern / Germany, March 24-27, 2014

2013

Thermo-mechanical homogenization of HVOF thermal-sprayed WC-Co coatings
20th International Conference on Computer Methods in Mechanics (CMM), Poznan / Poland, August 27-31, 2013

Thermo-mechanical homogenization of HVOF thermal-sprayed WC-Co coatings
6th Public Colloquium - Collaborative Research Centre SFB 708, Congress Center Westfalenhallen Dortmund / Germany, November 15, 2013


Poster

2015

3rd Spring School - Simulation-Based Microstructure Design of Materials (SiMiDe), Hamminkeln / Germany, March 30 - April 2
Multiscale Finite Element Framework for Coupled Thermo-Viscoplasticity, 2015

2012

5th Public Colloquium - Collaborative Research Centre SFB 708, TU Dortmund
A thermodynamically consistent finite-element-framework for rigid heat conduction , 2012

Publications


Journals

2017

R. Berthelsen, R. Denzer, P. Oppermann and A. Menzel
Computational homogenisation for thermoviscoplasticity: application to thermally sprayed coatings
Computational Mechanics, 2017

2016

R. Berthelsen, D. Tomath, R. Denzer and A. Menzel
Finite element simulation of coating-induced heat transfer: application to thermal spraying processes
Meccanica, 51, 2, 291-307, 2016

R. Berthelsen, H. Wilbuer, R. Holtermann and A. Menzel
Computational modelling of wear - application to structured surfaces of elastoplastic tools
GAMM-Mitteilungen, 39, 2, 210-228, 2016

2014

R. Berthelsen, T. Wiederkehr, R. Denzer, A. Menzel and H. Müller
Efficient Simulation of Nonlinear Heat Transfer during Thermal Spraying of Complex Workpieces
World Journal of Mechanics, 04, 09, 289-301, 2014


Proceedings

2015

R. Berthelsen, D. Tomath, R. Denzer and A. Menzel
Towards a finite element simulation of coating by means of thermal spraying
PAMM, 15, 1, 277-278, 2015

2014

R. Berthelsen, R. Denzer and A. Menzel
Thermo-mechanical homogenisation - application to HVOF thermal-sprayed WC-Co coatings
PAMM, 14, 1, 583-584, 2014

2013

R. Berthelsen, R. Denzer and A. Menzel
Thermo-mechanical homogenization of HVOF thermal-sprayed WC-Co coatings
20th International Conference on Computer Methods in Mechanics, Poznan / Poland, 2013