Zum Inhalt springen
Technische Universität München

Patrick Praegla, M.Sc.

Contact

  • Room: B2.2.04
  • Email: patrick.praegla@tum.de
  • Phone: +49 (0) 89 289 55383

Teaching

Research Interests

  • Discrete Element Method (DEM)
  • Smoothed Particle Hydrodynamics (SPH)
  • Metal additive manufacturing (AM) processes
  • Modeling and simulation of powder spreading processes in metal AM

Education

  • since 2020 Research Associate at the Institute for Computational Mechanics (Lehrstuhl für Numerische Mechanik), Technische Universität München, Germany
  • 2020 Master of Science (M.Sc.), Mechanical Engineering, Technische Universität München, Germany
  • 2018 Bachelor of Science (B.Sc.), Mechanical Engineering, Technische Universität München, Germany

https://www.linkedin.com/in/patrick-praegla-b39ba3154

Publications

2024

  • Holla, Vijaya; Grünewald, Jonas; Kopp, Philipp; Praegla, Patrick M.; Meier, Christoph; Wudy, Katrin; Kollmannsberger, Stefan: Validity of Thermal Simulation Models for Different Laser Beam Shapes in Bead-on-Plate Melting. Integrating Materials and Manufacturing Innovation, 2024 mehr… Volltext ( DOI )
  • Holla, Vijaya; Grünewald, Jonas; Kopp, Philipp; Praegla, Patrick M.; Meier, Christoph; Wudy, Katrin; Kollmannsberger, Stefan: Validity of Thermal Simulation Models for Different Laser Beam Shapes in Bead-on-Plate Melting. Integrating Materials and Manufacturing Innovation, 2024 mehr… Volltext ( DOI )
  • Patrick M. Praegla, Thomas Mair, Andreas Wimmer, Sebastian L. Fuchs, Michael F. Zaeh, Wolfgang A. Wall, Christoph Meier: Additively manufactured structures with powder inclusions for controllable dissipation: The critical influence of packing density. Powder Technology, 2024 mehr… Volltext ( DOI ) Volltext (mediaTUM)
  • Reimar Weissbach, Patrick M. Praegla, Wolfgang A. Wall, A. John Hart, Christoph Meier: Exploration of improved, roller-based spreading strategies for cohesive powders in additive manufacturing via coupled DEM-FEM simulations. Powder Technology, 2024 mehr… Volltext ( DOI ) Volltext (mediaTUM)
  • Ryan W. Penny, Daniel Oropeza, Patrick M. Praegla, Reimar Weissbach, Christoph Meier, Wolfgang A. Wall, A. John Hart: Quantitative analysis of thin metal powder layers via transmission X-ray imaging and discrete element simulation: Blade-based spreading approaches. Power Technology, 2024 mehr… Volltext ( DOI )
  • Ryan W. Penny, Daniel Oropeza, Reimar Weissbach, Patrick M. Praegla, Christoph Meier, Wolfgang A. Wall, A. John Hart: Quantitative analysis of thin metal powder layers via transmission X-ray imaging and discrete element simulation: Roller-based spreading approaches. Power Technology, 2024 mehr… Volltext ( DOI )

2023

  • Holla, V; Kopp, P; Grünewald, J; Praegla, P M; Meier, C; Wudy, K; Kollmannsberger, S: Laser Beam Shape Optimization: Exploring Alternative Profiles to Gaussian-Shaped Laser Beams in Powder Bed Fusion of Metals. Solid Freeform Fabrication Symposium 2023, 2023 mehr… Volltext ( DOI )
  • Holla, Vijaya; Kopp, Philipp; Grünewald, Jonas; Praegla, Patrick M; Meier, Christoph; Wudy, Katrin; Kollmannsberger, Stefan: Laser beam shape optimization: Exploring alternative profiles to Gaussian-shaped laser beams in powder bed fusion of metals. Solid Freeform Fabrication 2023: Proceedings of the 34th Annual International Solid Freeform Fabrication Symposium – An Additive Manufacturing Conference, 2023 mehr… Volltext ( DOI ) Volltext (mediaTUM)

2022

  • Sebastian L. Fuchs, Patrick M. Praegla, Christian J. Cyron, Wolfgang A. Wall, Christoph Meier: A versatile SPH modeling framework for coupled microfluid‑powder dynamics in additive manufacturing: binder jetting, material jetting, directed energy deposition and powder bed fusion. Engineering with Computers , 2022 mehr… Volltext ( DOI ) Volltext (mediaTUM)

2021

  • Christoph Meier, Sebastian L. Fuchs, Nils Much, Jonas Nitzler, Ryan W. Penny, Patrick M. Praegla, Sebastian D. Pröll, Yushen Sun, Reimar Weissbach, Magdalena Schreter, Neil E. Hodge, A. John Hart, Wolfgang A. Wall: Physics-Based Modeling and Predictive Simulation of Powder Bed Fusion Additive Manufacturing Across Length Scales. arXiv preprint arXiv:2103.16982, 2021 mehr… Volltext ( DOI ) Volltext (mediaTUM)
  • Ryan W. Penny, Patrick M. Praegla, Marvin Ochsenius, Daniel Oropeza, Christoph Meier, Wolfgang A. Wall, A. John Hart: Spatial Mapping of Powder Layer Density for Metal Additive Manufacturing via X-ray Microscopy. Additive Manufacturing, 2021 mehr… Volltext ( DOI ) Volltext (mediaTUM)
To top