Head of the Flow Control and Acoustics Group

Prof. Dr.-Ing. Hans-Jakob Kaltenbach

Room:  1626

Phone: +49-89-289-16397

Fax:     +49-89-289-16139

Email:   Hans-Jakob.Kaltenbach@tum.de

Biography

  • since September 2011: Professor for Flow Control and Aeroacoustics at the Institute of Aerodynamics and Fluid Mechanics, Technische Universität München
  • January 2009 – August 2011: Research & Development, process engineering, Jülich.
  • July 2004-December 2008: Deutsche Bahn AG, DB Systemtechnik, Aerodynamics and HVAC group, München-Freimann. Project manager for "Aerodynamics in Open Air".
  • February 2002, Habilitation thesis "Numerical simulation and analysis of turbulent flows", Technische Universität Berlin
  • July 1998-June 2004: Assistant at the Hermann-Föttinger-Institute for Fluid mechanics (now ISTA), Technische Universität Berlin; Project manager in Sfb 557 "Control of complex turbulent shear flows"
  • November 1995-June 1998: Assistant, Department of Mathematics, Technische Universität Berlin
  • September 1992-October 1995: Postdoctoral Fellow at Center for Turbulence Research, Stanford University/NASA Ames Research Center, CA, USA.
  • August 1989-August 1992: Doctoral student at the DLR institute of physics of the atmosphere, Oberpfaffenhofen. Supervisor: Prof. U. Schumann, thesis "Turbulent diffusion in a homogeneous shear flow with stable density stratification". Scholarship of Volkswagenstiftung.
  • June 1989: Diploma in mechanical engineering, Technische Universität München
  • October 1985: Intermediate diploma in process engineering, University of Karlsruhe (KIT)
     

Research interests

  • Numerical flow simulation and computational aeroacoustics (CAA)
  • Flow control by passive and active means
  • Aerodynamics and aeroacoustics of vehicles (road, rail, aerospace)
  • Flow noise generation and attenuation in ducts
     

Courses

Lectures with Exercises:

Aeroacoustics (MW 1692): WS

Continuum Mechanics (MW 1405): WS

Fundamentals of Numerical Fluid Mechanics (MW 1913): WS, SoSe

Computational Aeroacoustics (MW 2204): SoSe

Flow Control (MW 2078): SoSe

 

Practical Courses:

Computational Aeroacoustics - Practical Course (MW 2268): SoSe

Computational Fluid Dynamics - Practical Course (MW 1846): WS, SoSe

 

Publications

Peer reviewed Journal Papers see here.

Conference Proceedings see here.

Reports see here.

 

Peer reviewed Journal Papers

2022

  • Izsak, Marian G.S.; Kaltenbach, Hans-Jakob: Improvement of the stability and accuracy of solid-wall immersed boundary schemes for the Linearized Euler Equations using boundary constraints. Journal of Computational Physics, 2022, 111728 more… Full text ( DOI )
  • Stein, Victor P.; Kaltenbach, Hans-Jakob: Validation of a Large-Eddy Simulation Approach for Prediction of the Ground Roughness Influence on Wind Turbine Wakes. Energies 15 (7), 2022, 2579 more… Full text ( DOI )

2019

  • Stein, Victor P.; Kaltenbach, Hans-Jakob: Non-Equilibrium Scaling Applied to the Wake Evolution of a Model Scale Wind Turbine. Energies 12 (14), 2019, 2763 more… Full text ( DOI )

2018

  • Jürgens, Werner; Kaltenbach, Hans-Jakob: Control of a three-dimensional turbulent shear layer by means of oblique vortices. Theoretical and Computational Fluid Dynamics (Vol. 32 / Issue 2), 2018, pp. 179-199 more… Full text ( DOI )
  • Stein, V.P.; Kaltenbach, H.-J.: Influence of ground roughness on the wake of a yawed wind turbine - A comparison on wind-tunnel measurements and model predictions. Journal of Physics: Conference Series (Vol. 1037, Issue 7), 2018, Article number 072005 more… Full text ( DOI )

2016

  • Stein, Victor P.; Kaltenbach, Hans-Jakob: Wind-tunnel modelling of the tip-speed ratio influence on the wake evolution. Journal of Physics: Conference Series (Vol. 753, Issue 3 ), 2016, 032061 more… Full text ( DOI )

2012

  • Jürgens, W.; Kaltenbach, H.-J.: The effect of sweep on the forced transitional flow over a backward-facing step. Computers and Fluids (Vol. 59), 2012, pp. 1-10 more… Full text ( DOI )

2008

  • Tielkes, Th.; Kaltenbach, H.-J.; Hieke, M.; Deeg, P.; Eisenlauer, M.: Measures to counteract micro-pressure waves radiating from tunnel exits of DB´s new Nuremberg-Ingolstadt high-speed line. Notes on Numerical Fluid Mechanics and Mulitdisciplinary Design , 2008, pp. 40.47 more… Full text ( DOI )

2004

  • Kaltenbach, H.-J.: Phase-error reduction in large-eddy simulation using a compact scheme. Fluid Mechanics and its Applications (Vol. 65), 2004, pp. 83-98 more…
  • Kaltenbach, Hans-Jakob: Turbulent flow over a swept backward-facing step. European Journal of Mechanics - B / Fluids (Vol. 23 (3)), 2004, pp. 501-518 more… Full text ( DOI )
  • Keating, A.; Piomelli, U.; Balaras, E.; Kaltenbach, H.-J.: A priori and a posteriori tests of inflow conditions for large-eddy simulation. Phys. Fluids (Vol. 16(12)), 2004, pp. 4696-4712 more…
  • Keating, A.; Piomelli, U.; Balaras, E.; Kaltenbach, H.-J.: A priori and a posteriori tests of inflow conditions for large-eddy simulation. Physics of Fluids (Vol. 16, Issue 12), 2004, pp. 4696-4712 more… Full text ( DOI )

2003

  • Jürgens, W.; Kaltenbach, H.-J.: Eigenmode decomposition of turbulent velocity fields behind a swept, backward-facing step. Journal of Turbulence (Vol. 4), 2003, pp. 18 more… Full text ( DOI )
  • Kaltenbach, H.-J.: The effect of sweep-angle variation on the turbulence structure in a separated, three-dimensional flow. Theoretical and Computational Fluid Dynamics (16 (3)), 2003, pp. 187-210 more… Full text ( DOI )
  • Kaltenbach, Hans-Jakob: A priori testing of wall models for separated flows. Physics of Fluids (Vol. 15, Issue 10), 2003, pp. 3048-3064 more… Full text ( DOI )

2000

  • Kaltenbach, H.-J.; Janke, G.: Direct numerical simulation of flow over a swept, rearward-facing step at ReH=3000. Physical Fluids (Vol. 12, Issue 9), 2000, pp. 2320-2337 more… Full text ( DOI )

1999

  • Kaltenbach, H.-J.; Fatica, M.; Mittal, R.; Lund, T.S.; Moin, P.: Study of flow in a planar asymmetric diffuser using Large Eddy Simulation. Journal of Fluid Mechanics (Vol. 390), 1999, pp. 151-185 more… Full text ( DOI )

1997

  • Kaltenbach, H.-J.: Cell aspect ratio dependence of anisotropy measures for resolved and subgrid scale stresses. Journal of Computational Physics (Vol. 136, Issue 2), 1997, pp. 399-410 more… Full text ( DOI )

1994

  • Kaltenbach, H.-J.; Gerz, T.; Schumann, Ul.: Large-eddy simulation of homogeneous turbulence and diffusion in stably stratified shear flow. Journal ofFluid Mechanics (Vol. 280), 1994, pp. 1-40 more… Full text ( DOI )

Conference Proceedings

2022

  • Izsak, Marian G.; Kaltenbach, Hans-Jakob: Improvement of high-order Finite-Difference schemes at solid walls for the linearized Euler equations. 28th AIAA/CEAS Aeroacoustics 2022 Conference, American Institute of Aeronautics and Astronautics, 2022 more… Full text ( DOI )

2020

  • Sebastiani, C., Hantschk, C.-C., Kaltenbach, H.-J.: Experimental investigation on acoustic effects of geometrical modifications of splitter attenuators for power generation systems. 10th European Congress and Exposition on Noise Control Engineering, Euronoise 2015; Maastricht; Netherlands, Euronoise 2015, 2020, 669-674 more…

2016

  • Kaltenbach, Hans-Jakob; Hopf, P.: Model scale experiments of wind conditions on top of a former waste dump. Euromech-Kolloquium, 2016 more…

2009

  • Hieke, M.; Kaltenbach, H.-J.; Tielkes, Th.: Prediction of micro-pressure wave emissions from high-speed train tunnels. International Symposium on Aerodynamics and Ventilation of Vehicle Tunnels, 2009 more…

2008

  • Adami, S.; Kaltenbach, H.-J.: Sensitivity of the wave-steepening in railway tunnels with respect to the friction model. International Colloquium on Bluff Bodies Aerodynamics & Applications [VI.], 2008 more…
  • Deeg, P.; Jönsson, M.; Kaltenbach, H.-J.; Schober, M.; Weise, M.: Cross-comparison of measurement techniques for the determination of train-induced aerodynmic loads on the trackbed. International Colloquium on Bluff Bodies Aerodynamics & Applications, 2008 more…
  • Kaltenbach, H.-J.; Alonso, I.; Schober, M.: A generic train-underfloor experiment for CFD validation. International Colloquium on Bluff Bodies Aerodynamics & Applications, 2008 more…
  • Kaltenbach, H.-J.; Gautier, P.-E.; Agirre, G.; Orellano, A.; Schröder-Bodenstein, K.; Testa, M.; Tielkes, T.: Assessment of the aerodynamic load causing ballast projections: results from the DEUFRAKO project Aerodynamics in Open Air (AOA). World Congress on Railway Research (WCRR), 2008 more…

2007

  • Tielkes, T.; Kaltenbach, H.-J.; Hieke, M.; Deeg, P.; Eisenlauer, M.: Measures to counteract micro-pressur waves radiating from tunnel exits of DB´s new Nuremberg-Ingolstadt high-speed line. Notes on Numerical Fluid Mechanics and Multidisciplinary Design. International Workshop on Railway Noise, 2007 more…

2004

  • Kaltenbach, H.- J.: A priori tests of models for the mean and for the fluctuating wall shear stress in flows with separation. Direct and large-Eddy Simulation V, 2004, pp. 125-132 more…

2002

  • Jürgens, W.; Kaltenbach, H.-J.: Influence of oblique vortices on shear-layer development behind a swept, backward-facing step. Advances in Turbulence IX: Proceedings of the Ninth European Turbulence Conference, 2002, pp. 723-726 more…
  • Kaltenbach, H.-J.: The swept backward-facing step with an upstream turbulent boundary layer. Advances in Turbulence IX: Proceedings of the Ninth European Turbulence Conference, 2002 more…
  • Kaltenbach, H.-J.; Driller, D.: Phase-error reduction in LES using a compact scheme. Advances in LES of Complex Flows, Kluwer Acad. Pub. , 2002Proceedings of the Euromech Colloquium 412, pp. 83-98 more…
  • Kaltenbach, H.-J.; Jäkel, A.: A hybrid direct / iterative algorithm for solution of Poisson´s equation based on the Schur complement method. High Performance Scientific and Engineering Computing, Springer, 2002proceeding ot the 3rd International FORTWIHR conference on HPSEC, pp. 175-182 more…

2001

  • Kaltenbach, H.-J.; Driller, D.: LES of wall-bounded turbulence based on a 6th-order compact scheme. Direct and Large-Eddy Simulation IV, Kluwer Acad. Publ., 2001, pp. 37-44 more…
  • Spille-Kohoff, A.; Kaltenbach, H.-J.: Generation of turbulent inflow data with a prescribed shear-stress profile. DNS/LES Progress and Challenges, Greyden Press, 2001Proceedings of the Third AFOSR International Conference on DNS/LES, pp. 319-326 more…

2000

  • Kaltenbach, H.-J.: Recovery of a turbulent boundary layer behind a swept, reqrward-facing step. Advances in Turbulence VIII, Gran Capitan, 2000, pp. 269-272 more…

1999

  • Kaltenbach, H.-J.: Direct numerical simulation of flow over a swept, rearward-facing step. Direct and Large Eddy simulation III, Kluwer Acad. Publ., 1999, pp. 393-404 more…

1995

  • Lund, T.S.; Kaltenbach, H.-J.; Akselvoll, K.: On the behavior of centered finite difference schemes for large eddy simulation. International Symposium on Computational Fluid Dynamics [6´th], 1995 more…

1991

  • Kaltenbach, H.-J.; Gerz, T.; Schumann, U.: Comparison of direct and large-eddy simulation of turbulent scalar transport in atbly stratified shear flows. Symposium on Turbulent Shear Flows [8th.], 1991, 12.4.1-12.4.6 more…

Reports

2008

  • Kaltenbach, H.-J.: Deufrako Project "Aerodynamics in Open Air" (AOA), WP 1 Underfloor Aerodynamics – Summary Report. AOA, 2008, more…

2004

  • Kaltenbach, H.- J.: Ergebnisberichte 2001-2004 des Sonderforschungsbereichs 557 – Abschlussbericht des Teilprojekts A. , Ed.: King, P.: DFG, TU Berlin (Berlin) , 2004, more…

2001

  • Driller, D.; Spille-Kohoff, A.; Kaltenbach, H.-J.: Ergebnisberichte 1998-2001 des Sonderforschungsbereichs 557 – Teilprojekt A3: Beeinflussung einer abhlösenden Grenzschicht durch kontrolliertes Einblasen und Absaugen an der Wand. , Ed.: Fernholz, H.-H.: DFG, TU Berlin (Berlin) , 2001, more…
  • Jürgens, W.; Spille-Kohoff, A.; Kaltenbach, H.-J.: Ergebnisberichte 1998-2001 des Sonderforschungsbereichs 557 – Teilprojekt A6: Numerische Simulation, Beeinflussung und Eigenmodenanalyse einer abgehlösten Strömung mit Querkomponente. , Ed.: Fernholz, H.-H.: TU Berlin, 2001, more…

1995

  • Kaltenbach, H. - J.: CTR Annual Research Briefs – Large-eddy simulation of flow around an airfoil on a structured mesh. Center for Turbulence Research, Stanford Univ. / NASA Ames Research Center, 1995, more…
  • Lund, T. S. ; Kaltenbach, H.-J.: CTR Annual Research Briefs 1995 – Experiments with explicit filtering for LES using a finite-difference method. Center for Turbulence Research, Stanford Univ. / NASA Ames Research Center, 1995, more…