Scientific Computing Seminar

Date and Place: Thursdays and hybrid (live in 32-349/online via Zoom). For detailed dates see below!

Content

In the Scientific Computing Seminar we host talks of guests and members of the SciComp team as well as students of mathematics, computer science and engineering. Everybody interested in the topics is welcome.

List of Talks

Event Information:

  • Tim Albring


    Chair for Scientific Computing
    TU Kaiserslautern
    Paul-Ehrlich-StraĂźe 34/Geb. 36
    D-67663 Kaiserslautern

    Email: tim.albring@scicomp.uni-kl.de
    Room: 36-410
    Tel: +49 (0) 631 205 5639

    Research Interests

    • Shape Optimization
    • Computational Fluid Dynamics
    • Algorithmic Differentiation
    • Discrete Adjoint Methods
    • One-Shot Methods

    News


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    Talks/Presentations


    • Development of a Consistent Discrete Adjoint Solver for the SU2 Framework, 16th Euro-AD Workshop, 08.12.14 – 09.12.14, Jena, Germany
    • A Consistent and Robust Discrete Adjoint Solver for the SU2 Framework – Validation and Application, 19. DGLR-Fachsymposium der STAB, 04.11.14 – 05.11.14, Munich, Germany
    • A Consistent and Robust Discrete Adjoint Solver for the SU2 Framework , SIAM CSE 2015, 18.03.2015, Salt Lake City, USA
    • Development of a Consistent Discrete Adjoint Solver in an Evolving Aerodynamic Design Framework, AIAA Aviation 2015, 25.06.2015, Dallas, USA
    • On the Influence of Approximations used in Discrete Adjoint Methods for Optimization with the Reynolds-Averaged Navier-Stokes Equations, DMV-GAMM Annual Meeting 2016, 25.04.2016, Braunschweig, Germany
    • Efficient Aerodynamic Design using the Discrete Adjoint Method in SU2, AIAA Aviation 2016, 13.06.2016, Washington D.C., USA
    • Adjoint-Based Optimization of Multi-Stage Turbomachines using SU2, 11th ASMO UK/ISSMO/NOED2016, 19.07.2016, Munich, Germany
    • Assessment of the Recursive Projection Method for the Stabilization of Discrete Adjoint Solvers, AIAA Aviation Forum 2017, 06.06.2017, Denver, CO, USA

    Publications


    2021

    S. Schotthöfer, B.Y. Zhou, Tim Albring, N.R. Gauger

    Regularization for Adjoint-Based Unsteady Aerodynamic Optimization Using Windowing Techniques Journal Article

    In: AIAA Journal, vol. 59, no. 7, 2021.

    Links | BibTeX

    B.Y. Zhou, T. Albring, N.R. Gauger, C.R. da Silva, T. Economon, J.J. Alonso

    Efficient Airframe Noise Reduction Framework via Adjoint-Based Shape Optimization Journal Article

    In: AIAA Journal , vol. 59, no. 2, pp. 580-595, 2021.

    Links | BibTeX

    2020

    B. Y. Zhou, T. Albring, N. R. Gauger, C. R. da Silva, T. Economon, J. J. Alonso

    Efficient Airframe Noise Reduction Framework via Adjoint-Based Shape Optimization Journal Article

    In: AIAA Journal, 2020.

    Links | BibTeX

    S. Schotthöfer, B. Y. Zhou, Tim A. Albring, N. R. Gauger

    Windowing Regularization Techniques for Unsteady Aerodynamic Shape Optimization Journal Article

    In: AIAA 2020-3130, 2020.

    Links | BibTeX

    2019

    M. Sagebaum, T. Albring, N.R. Gauger

    High-Performance Derivative Computations using CoDiPack Journal Article

    In: ACM Transactions on Mathematical Software (TOMS), vol. 45, no. 4, 2019.

    Links | BibTeX

    A. Niemöller, M. Meinke, W. Schröder, T. Albring, N.R. Gauger

    Noise Reduction Using a Direct-Hybrid CFD/CAA Method Journal Article

    In: AIAA 2019-2579, 2019.

    Links | BibTeX

    T. A. Albring, B. Y. Zhou, N. R Gauger

    Challenges in Sensitivity Computations for (D) DES and URANS Journal Article

    In: AIAA 2019-0169, 2019.

    Links | BibTeX

    2018

    M. Sagebaum; T. Albring; N. R. Gauger

    Expression templates for primal value taping in the reverse mode of algorithmic differentiation Journal Article

    In: Optimization Methods and Software, vol. 33, no. 4-6, pp. 1207-1231, 2018.

    Links | BibTeX

    L. Kusch; T. Albring; A. Walther; N.R. Gauger

    A one-shot optimization framework with additional equality constraints applied to multi-objective aerodynamic shape optimization Journal Article

    In: Optimization Methods and Software, vol. 33, no. 4-6, pp. 694-707, 2018.

    Links | BibTeX

    R. Sanchez, T. Albring, R. Palacios, N. R. Gauger, T. D. Economon, J. J. Alonso

    Coupled Adjoint-Based Sensitivities in Large-Displacement Fluid-Structure Interaction using Algorithmic Differentiation Journal Article

    In: International Journal for Numerical Methods in Engineering, vol. 113, no. 7, pp. 1081–1107, 2018, (DOI 10.1002/nme.5700).

    Links | BibTeX

    A. Rubino; M. Pini; P. Colona; T. Albring; S. Nimmagadda; T. Economon; J. Alonso,

    Adjoint-based fluid dynamic design optimization in quasi-periodic unsteady flow problems using a harmonic balance method Journal Article

    In: Journal of Computational Physics, vol. 372, no. 1, pp. 220-235, 2018.

    Links | BibTeX

    2017

    S. Vitale, T. Albring, M. Pini, N. R. Gauger, P. Colonna

    Fully turbulent discrete adjoint solver for non-ideal compressible flow applications Journal Article

    In: Journal of the Global Power and Propulsion Society, vol. 1, pp. 252-270, 2017, (https://doi.org/10.22261/JGPPS.Z1FVOI).

    Links | BibTeX

    T. Economon, J. J. Alonso, T. Albring, N. R. Gauger

    Adjoint Formulation Investigations of Benchmark Aerodynamic Design Cases in SU2 Journal Article

    In: AIAA 2017-4363, 2017.

    BibTeX

    T. Albring, T. Dick, N. R. Gauger

    Assessment of the Recursive Projection Method for the Stabilization of Discrete Adjoint Solvers Journal Article

    In: AIAA 2017-3664, 2017.

    BibTeX

    B. Y. Zhou, T. Albring, N. R. Gauger, C. Ilario, T. Economon, J. J. Alonso

    Reduction of Airframe Noise Components Using a Discrete Adjoint Approach Journal Article

    In: AIAA 2017-3658, 2017.

    BibTeX

    B.Y. Zhou, T. Albring, N.R. Gauger, C.R. Ilario da Silva, T.D. Economon, J. J. Alonso

    A Discrete Adjoint Approach for Jet-Flap Interaction Noise Reduction Journal Article

    In: AIAA 2017-0130, 2017.

    BibTeX

    R. Sanchez, R. Palacios, T. D. Economon, J. J. Alonso, T. Albring, N. R. Gauger

    Optimal Actuation of Dielectric Membrane Wings using High-Fidelity Fluid-Structure Modelling Journal Article

    In: AIAA 2017-0857, 2017.

    BibTeX

    M. Sagebaum; T. Albring; N. R. Gauger

    High-Performance Derivative Computations using CoDiPack Journal Article

    In: arXiv preprint arXiv:1709.07229, 2017.

    Links | BibTeX

    2016

    B.Y. Zhou; T. Albring; N.R. Gauger

    Optimal Flow Actuation for Separation Control and Noise Minimization Journal Article

    In: Proceedings of 9th International Conference on Computational Fluid Dynamics, vol. ICCFD9-2016-191,, 2016.

    BibTeX

    M. Sagebaum; T. Albring; N.R. Gauger

    Automated Generation of Performance Values for Algorithmic Differentiation Journal Article

    In: Proc. Appl. Math. Mech., vol. 16, no. 1, pp. 863–864, 2016, (DOI: 10.1002/pamm.201610420).

    BibTeX

    T. Albring; M. Sagebaum; N.R. Gauger

    Efficient Aerodynamic Design using the Discrete Adjoint Method in SU2 Journal Article

    In: AIAA 2016-3518, 2016.

    BibTeX

    B.Y. Zhou; T. Albring; N.R. Gauger; C.R. Ilario da Silva; T.D. Economon; J. J. Alonso

    An Efficient Unsteady Aerodynamic and Aeroacoustic Design Framework Using Discrete Adjoint Journal Article

    In: AIAA 2016-3369, 2016.

    BibTeX

    T. Albring; M. Sagebaum; N. R. Gauger

    A consistent and robust discrete adjoint solver for the SU2 framework – validation and application Journal Article

    In: Notes on Numerical Fluid Mechanics and Multidisciplinary Design, vol. 132, pp. 77-86, 2016.

    BibTeX

    Kshitij Kulshreshtha; Sri Hari Krishna Narayanan; Tim Albring

    A Mixed Approach to Adjoint Computation with Algorithmic Differentiation Book Chapter

    In: Bociu, Lorena; D’esid’eri, Jean-Antoine; Habbal, Abderrahmane (Ed.): System Modeling and Optimization: 27th IFIP TC 7 Conference, CSMO 2015, Sophia Antipolis, France, June 29 – July 3, 2015, Revised Selected Papers, pp. 331–340, Springer International Publishing, Cham, 2016, ISBN: 978-3-319-55795-3.

    Links | BibTeX

    2015

    B.Y. Zhou; T. Albring; N.R. Gauger; T. D. Economon; F. Palacios; J. J. Alonso

    A Discrete Adjoint Framework for Unsteady Aerodynamic and Aeroacoustic Optimization Journal Article

    In: AIAA 2015-3355, 2015.

    BibTeX

    T. Albring; B.Y. Zhou; N.R. Gauger; M. Sagebaum

    An Aerodynamic Design Framework based on Algorithmic Differentiation Journal Article

    In: ERCOFTAC Bulletin, vol. 102, pp. 10-16, 2015.

    BibTeX

    T. Albring; M. Sagebaum; N.R. Gauger

    Development of a Consistent Discrete Adjoint Solver in an Evolving Aerodynamic Design Framework Journal Article

    In: AIAA 2015-3240, 2015.

    BibTeX

    2014

    T. Albring; M. Sagebaum; N.R. Gauger

    A Consistent and Robust Discrete Adjoint Solver for the Stanford University Unstructured (SU2) Framework – Validation and Application Journal Article

    In: Jahresbericht der Deutschen Strömungsmechanischen Arbeitsgemeinschaft STAB, pp. 40–41, 2014.

    BibTeX

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