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Staff Dr. Alexander Rüttgers

Mr. Rüttgers is now at DLR: Simulations- und Softwaretechnik. This page is no longer maintained.

Contact Information

E-Mail: ed tod nnob-inu tod sni ta regtteura tod b@foo tod de

Teaching

Winter semester 2023/24

Summer semester 2015

See teaching activities of the whole group.

Completed Research Projects

3D Benchmarks for Rising Bubbles

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Comparison of NaSt3DGPF, OpenFOAM and DROPS

Development of CFD Code NaSt3DGP

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Entwicklung von umweltfreundlichen Trennverfahren für Ölemulsionen - Potentiale fuer oleodynamische technische Innovationen durch Transfer der Funktionen spezialisierter Insekten

BMBF-Programm BIONA.

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Speicherung und Transport von Öl in Borsten spezialisierter Bienen und in faserbasierten Strukturen: Strukturprinzipien, Wirkmechanismen, Numerische Simulation und technologische Umsetzung

Project 137891046, DFG.

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Publications

  1. Multiscale simulation of polymeric fluids using the sparse grid combination technique. A. Rüttgers and M. Griebel. Applied Mathematics and Computation, 319:425–443, 2018. also available as INS Preprint No. 1623. BibTeX PDF Publisher
  2. Multiscale Simulation of Polymeric Fluids using Sparse Grids. A. Rüttgers. Dissertation, Institut für Numerische Simulation, Universität Bonn, october 2016. BibTeX Read
  3. Simulation of the oil storage process in the scopa of specialized bees. A. Rüttgers, M. Griebel, L. Pastrik, H. Schmied, D. Wittmann, A. Scherrieble, A. Dinkelmann, and T. Stegmaier. Computers & Fluids, 119:115–130, 2015. Also available as INS Preprint No. 1404. BibTeX PDF Publisher
  4. 3D incompressible two-phase flow benchmark computations for rising droplets. J. Adelsberger, P. Esser, M. Griebel, S. Groß, M. Klitz, and A. Rüttgers. In Proceedings of the 11th World Congress on Computational Mechanics (WCCM XI), Barcelona, Spain. 2014. Also available as INS Preprint No. 1401 and as IGPM Preprint No. 393. BibTeX PDF
  5. Multiscale simulations of three-dimensional viscoelastic flows in a square-square contraction. M. Griebel and A. Rüttgers. Journal of non-Newtonian Fluid Mechanics, 205:41–63, 2014. also available as INS Preprint No. 1313. BibTeX PDF Publisher
  6. Simulation of dilute polymeric fluids in a three-dimensional contraction using a multiscale FENE model. M. Griebel and A. Rüttgers. In AIP Conference Proceedings, volume 1593, 539–543. 2014. Proceedings of PPS-29: The 29th International Conference of the Polymer Processing Society, Nuremberg, Germany, also available as INS Preprint No. 1308. BibTeX PDF DOI
  7. Multiscale Modelling of Dilute Polymeric Fluids with Stochastic and Fokker-Planck-based Methods. A. Rüttgers. Diplomarbeit, Institut für Numerische Simulation, Universität Bonn, 2010. BibTeX PDF
  8. Fehlerabschätzungen in der fast multipole method bei systemen mit periodischen randbedingungen. A. Rüttgers. In M. Bolten, editor, Ergebnisse des Gaststudentenprogramms 2007 des John von Neumann-Instituts für Computing, Beiträge zum Wissenschaftlichen Rechnen, pages 107–121. Jülich Supercomputing Centre, 2007. BibTeX