Fraunhofer-Institut für Techno- und Wirtschaftsmathematik ITWM
Fraunhofer-Institut für Techno- und Wirtschaftsmathematik ITWM

Profil Dariusz Niedziela

Schwerpunkte/Kompetenzen

  • Wissenschaftliches Rechnen
  • Komplexe Fluide
  • Numerik partieller und Integrodifferentialgleichungen
  • Softwareentwicklung
  • Mathematisches Modellieren

 

Publikationen

Highlightpublikationen

  • Schmidt, S.; Niedziela, D.; Steiner, K.; Zausch, J.:
    CoRheoS: Multiphysics solver framework and simulation infrastructure for complex rheologies.
    Proceedings of Nafems World Congress 2013, Salzburg, Austria, 9-12 June 2013.
  • Schmidt, S.; Niedziela, D.:
    Product- and process design based on complex rheology CFD using CoRheoGrain.
    Proceedings of PARTEC - International Congress on Particle Technology 2013, 1-4, 23-25 April 2013.
  • Schmidt, S.; Niedziela, D.; Steiner, K.:
    Numerical simulations of granular flow ( with applications ) in mixers.
    Jahrestreffen der Fachgruppen Agglomerations- und Schuttguttechnik und CFD, Weimar, 2013.

Fraunhofer-Publica

Sammlung der Publikationen von Dariusz Niedziela in der Fraunhofer-Publica

YearTitle/AuthorDocument Type
2020Numerical studies of the viscosity of reacting polyurethane foam with experimental validation
Schäfer, K.; Nestler, D.; Tröltzsch, J.; Ireka, I.; Niedziela, D.; Steiner, K.; Kroll, L.		Journal Article
2019Computational analysis of nonuniform expansion in polyurethane foams
Niedziela, D.; Ireka, I.E.; Steiner, K.		Journal Article
2018Multi-phase simulation of pneumatic conveying applying a hydrodynamic hybrid model for the granular phase
Rau, Sebastian; Nied, Christian; Schmidt, Sebastian; Niedziela, Dariusz; Lindner, Johannes; Sommer, Karl		Journal Article
2017Simulation of RIM-process for polyurethane foam expansion in fiber reinforced sandwich structures
Tröltzsch, Jürgen; Schäfer, Kay; Niedziela, Dariusz; Ireka, Ikenna; Steiner, Konrad; Kroll, Lothar		Journal Article
2017Virtual characterization of dense granular flow through a vertically rotating feeding experiment
Niedziela, Dariusz; Rau, Sebastian; Steiner, Konrad; Vita, Simone de; Lutsche, Marion; Richter, Meike; Schmidt, Mattias; Stoltz, Christopher		Journal Article
2016Charakterisierung, Auslegung und Optimierung granularer Strömungsprozesse
Rau, Sebastian; Niedziela, Dariusz; Schmidt, Sebastian; Steiner, Konrad		Journal Article
2016Computational analysis of polyurethane foam expansion process in fiber reinforced sandwich structures
Tröltzsch, J.; Ireka, I.; Niedziela, D.; Steiner, K.; Schäfer, K.; Helbig, F.; Kroll, L.		Conference Paper
2016Development of a crash simulation method for long-fiber-reinforced thermoplastic (LFT) components based on fiber orientation from mold-filliing simulation
Schulenberg, L.; Lienhard, J.; Niedziela, D.; Shklyar, I.; Steiner, K.; Lauterbach, B.		Conference Paper
2016Entwicklung einer Methode zur Crashsimulation von langfaserverstärkten Thermoplast (LFT) Bauteilen auf Basis der Faserorientierung aus der Formfüllsimulation
Sun, D.-Z.; Schulenberg, L.; Lienhard, J.; Andrieux, F.; Huberth, F.; Andrä, H.; Niedziela, D.; Shklyar, I.; Steiner, K.; Wirjadi, O.		Report
2016Parameter estimation for the modelling and simulation of expanding polyurethane foams
Ireka, I.; Niedziela, D.; Tröltzsch, J.		Conference Paper
2015Computational modelling of the complex dynamics of chemically blown polyurethane foam
Ireka, I.E.; Niedziela, D.; Schäfer, K.; Tröltzsch, J.; Steiner, K.; Helbig, F.; Chinyoka, T.; Kroll, L.		Journal Article
2015Continuum numerical simulation of multiphase granular suspension flow in the context of applications for the mechanical processing industry
Niedziela, D.; Schmidt, S.; Steiner, K.; Zausch, J.; Zemerli, C.		Journal Article
2015Flexible spacer fabrics for reinforcement of rigid polyurethane foams in sandwich structures
Schäfer, K.; Tröltzsch, J.; Helbig, F.; Niedziela, D.; Kroll, L.		Conference Paper
2013Multi-phase-simulation of suspension flow through granular beads in a rotating disk mill
Niedziela, D.; Schmidt, S.; Steiner, K.; Zausch, J.		Conference Paper
2013On the numerical simulation of injection molding processes with integrated textile fiber reinforcements
Niedziela, D.; Tröltzsch, J.; Latz, A.; Kroll, L.		Journal Article
2013Product- and process design based on complex rheology CFD using CoRheoGrain
Schmidt, S.; Niedziela, D.		Conference Paper
2013Simulationsbasierte Optimierung von Stahlfaserbeton
Karlstetter, C.; Latz, A.; Leiss, N.; Niedziela, D.		Journal Article
2012Simulation of the flow and form filling behavior of UHPC with fibers
Heese, C.; Breit, W.; Schuler, F.; Latz, A.; Niedziela, D.		Conference Paper
2011Schüttgutsimulation. Innovatives Werkzeug zur Prozessauslegung und Silooptimierung
Latz, A.; Niedziela, D.; Schmidt, S.		Journal Article
2011Simulation des Spritzgießprozesses mit integrierter textiler Faserverstärkung
Tröltzsch, J.; Kroll, L.; Niedziela, D.; Latz, A.		Conference Paper
2011Simulation of complex liquids for the production processes
Schmidt, S.; Niedziela, D.; Latz, A.		Conference Paper
2011Simulation of the rheological behaviour of UHPC: The slump flow
Heese, C.; Niedziela, D.; Latz, A.; Breit, W.		Conference Paper
2010Comparative numerical study of two concentrated fiber suspension models
Latz, A.; Strautins, U.; Niedziela, D.		Journal Article
2010Comparison of the discrete element method with a finite volume approach for predicting bulk flows and for designing silos
Niedziela, D.; Latz, A.; Rippberger, S.; Schmidt, S.; Weiler, R.		Conference Paper
2010Improved multiscale fiber orientation modeling in injection molding of short fiber reinforced thermoplastics: simulation and experiment
Niedziela, D.; Strautins, U.; Hosdez, V.; Kech, A.; Latz, A.		Conference Paper
2010A new simulation ansatz for industrial granular flows from the dilute into the solidified regime
Niedziela, D.; Latz, A.; Schmidt, S.		Conference Paper
2009On numerical simulations of powder injection molding
Niedziela, D.; Latz, A.; Moritz, T.		Conference Paper
2007Simulations of viscoelastic polymer solution flows
Niedziela, Darius; Latz, Arnulf; Iliev, Oleg		Journal Article
2006On 3D numerical simulations of viscoelastic fluids
Niedziela, D.; Iliev, O.; Latz, A.		Report
2006On iterative solvers for non-Newtonian flow equations
Iliev, O.; Linn, J.; Moog, M.; Niedziela, D.; Starikovicius, V.		Conference Paper
2006On numerical simulations of viscoelastic fluids
Niedziela, D.		Dissertation
2004On the performance of certain iterative solvers for coupled systems arising in discretization of non-newtonian flow equations
Iliev, O.; Linn, J.; Moog, M.; Niedziela, D.; Starikovicius, V.		Report
This publication list has been generated from the publication database Fraunhofer-Publica.

Weitere Publikationen

  • Breit, W.; Bund, B.; Heese, C.; Latz, A.; Niedziela, D.:
    Computer aided simulation of flow and form filling behaviour of FRUHPC.
    fib ACCTA International Conference on Advances in Cement and Concrete Technologies in Africa, Johanesburg, 25-30 Jan 2013, proceedings.
  • Heese, C.; Latz, A.; Niedziela, D.:
    Rheological Simulation of the Slump Flow Behaviour of UHPC.
    Young Researcher Symposium 2011 (YRS), 15. Feb 2011 im Fraunhofer Zentrum Kaiserslautern, Proceedings, (Nachwuchsring des Landesforschungszentrum Center for Mathematical and Computational Modelling (CM) (Ed.)), S. 50-54.
  • Latz, A.; Niedziela, D.:
    Numerical Simulation of Sand-Air Mixtures for the Casting Industry.
    8th. World Congress on Computational Mechanics (WCCM8), 5th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2008), Jun 30 – Jul 5, 2008, Venice, Italy.
  • Latz, A.; Niedziela, D.; Schmidt, S.:
    Simulation of granular flows in industrial applications.
    NAFEMS Seminar ”Simulation of Complex Flows”, Mar 10-11, 2008. Wiesbaden, Germany.
  • Iliev, O.; Latz, A.; Niedziela, D.:
    Simulations of viscoelastic polymer melt flows.
    Tagungsband des NAFEMS-Seminars "Die Simulation komplexer Strömungsvorgänge", May 2004.