EUROMECH Colloquium 471 Turbulent Convection in Passenger Compartments

October 13-14, 2005 German Aerospace Center Göttingen, Germany

Programme and Abstracts

www.dlr.de/as/institut/abteilungen/abt_ts/arbeitsgebiete/euromech461

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phone: +49-(0)551-709-2261

EUROMECH colloquium 471

Oct. 13th-14th, 2005, DLR Göttingen

Scientific Commitee Andre Thess and Christian Resagk, Ilmenau University of Technology Claus Wagner and Markus Rütten, German Aerospace Center Göttingen

Organizing Committee M. Rütten, J. Bosbach, J. Pennecot, C. Wagner German Aerospace Center Institut for Aerodynamics and Flow Technology Bunsenstr. 10, D-37073 Göttingen Tel.: +49-(0) 551-709-2261 Fax: +49-(0) 551-709-2404

Rathskeller DLR

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Contents

Map.......................................................................................................................................2 Programme……………………………………………………………………………….........4-5 Abstracts........................................................................................................................6-42 List of participants.......................................................................................................43-44 Space for notes............................................................................................................45-47

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Programme EUROMECH colloquium 471

Oct. 13th-14th, 2005, Max-Planck-Hörsaal, DLR Göttingen Thursday, Oct. 13th 2005 13.00-13.20:

Opening A. Dillmann, DLR Göttingen, Germany

Invited lecture (30 min. + 10 min. discussion)

13:20-14.00:

Ventilation flow patterns, their control and the consequences for comfort in enclosed spaces P. Linden, University of California, USA.

page 6

Selected lectures (20 min. + 10 min. discussion)

14:00-14.30:

Temperature measurements in the boundary layer of a cubic Rayleigh-Benard cell A. Maystrenko, C. Resagk and A. Thess, Ilmenau University of Technology, Germany. page 8

14.30-15.00:

Finite Element Methods and Domain Decomposition for Predicting Thermal and Aerodynamic Phenomena in Enclosures R. Gritzki, T. Knopp, G. Lube and M. Rösler, Dresden University of Technology, German Aerospace Center and University of Göttingen, Germany. page 10

15.00-15.30:

The Use of Virtual Boundary Conditions for Fast DNS/LES of Flow in Compartments M. Pourquie and F. Nieuwstadt, Delft University of Technology, The Netherlands. page 11

15.30-16.00

Coffee break

16.00-16.30:

The properties of large scale structures in turbulent thermal convection A. Thess, R. Du Puits and C. Resagk, Ilmenau University of Technology, Germany.

page 14

Particle Image Velocimetry and Hot Wire Anemomentry for Investigation of Premature Separation in a Generic Aircraft Cabin Mock-Up J. Bosbach, J. Pennecot, C. Wagner, I. Gores and T. Lerche, German Aerospace Center and Airbus Deutschland GmbH, Germany.

page 15

16.30-17.00:

17.00-17.30:

Turbulent natural convection in air-filled differentially heated cavity: an experimental and numerical comparison excercise S. Xin, J. Salat, P. Joubert and A. Sergent, CNRS and Universite de la Rochelle, France. page 19

17.30-18.00:

LES of the exhaust jet in a car air-conditioning system J. Kreuzinger, A. Le Duc, N. Peller, M. Manhart and E.-P. Wachsmann, Munich University of Technology and AUDI AG, Germany.

18.00-19.00

Demonstration at DLR A380 cabin test facility

20.30

Dinner at the “Rathskeller”

page 24

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Friday, Oct. 14th 2005 Invited lecture (30 min. + 10 min. discussion)

09.20-10.00:

Towards virtual testing of Thermal Comfort A. Orellano, H.-D. Hemmerich Bombardier Transporation, Germany.

page 27

Selected lectures (20 min. + 10 min. discussion)

10.00-10.30:

A CFD study on the potential of airborne disease transmission in aircraft cabins C. Lin, The Boeing Company, USA. page 30

10.30-11.00:

Prediction of Thermal Comfort and Ventilation Efficiency for Small and Large Enclosures by Combined Simulations I. Müller, A. Perschk, W. Richter and J. Seifert, Dresden University of Technology, Germany. page 31

11.00-11.30:

Investigation of Turbulent Convection and Transport of Contaminants in Vehicle Compartments by a Breathing Thermal Manikin A. Melikov, Technical University of Denmark, Denmark. page 32

11.30-12.00:

Enhancement of aircraft cabin comfort studies by coupling of human thermoregulation with radiation and turbulent convection J. Kok, J. Van Muijden and S.P. Spekreije, National Aerospace Laboratory, Netherlands. page 34

12.00-13.00:

Lunch at the DLR restaurant

13.00-13.30:

Numerical Investigations of Ventilation Control in a Train under localized Cabin Fire R. Kameel and E. Khalil, Cairo University, Egypt. page 37

13.30-14.00:

Experimental Study of Thermal Comfort in an Urban Bus R. Vollaro and A.Vallati, Universita “La Sapienza”, Italy.

page 39

14.00-14.30:

Numerical Simulation of Mixed Turbulent Convection in a Generic Aircraft Cabins J. Pennecot, M. Rütten, J. Bosbach, C. Wagner, T. Lerche and I. Gores, German Aerospace Center and Airbus Deutschland GmbH, Germany. page 41

14.30-15.00:

Closing

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List of participants Bosbach Johannes, German Aerospace Center Göttingen, Germany Czapp Marek, German Aerospace Center Göttingen, Germany Dillmann Andreas, German Aerospace Center Göttingen, Germany Du Puits Ronald, Ilmenau University of Technology, Germany Fiser Jan, Brno University of Technology, Czech. Republic Gölz Peter, Bombardier Transporation Henningsdorf, Germany Gores Ingo, Airbus Deutschland GmbH Hamburg, Germany Grabinski Nina, German Aerospace Center Göttingen, Germany Gritzki Ralf, Dresden University of Technology, Germany Henning Arne, German Aerospace Center Göttingen, Germany Kaczorowski Matthias, German Aerospace Center Göttingen, Germany Khalil Essam, Cairo University, Egypt Knopp Tobias, German Aerospace Center Göttingen, Germany Kok Johan, National Aerospace Laboratory, Netherlands Kreuzinger Johannes, Kreuzinger und Manhart Turbulenz GmbH München, Germany Kühn Matthias, German Aerospace Center Göttingen, Germany Lin Chao-Hsin, The Boeing Company, USA Linden Paul, University of California, USA Lube Gert, University of Göttingen, Germany Maystrenko Anna, Ilmenau University of Technology, Germany Melikov Arsen, Technical University of Denmark, Denmark Nieuwstadt Franz, Delft University of Technology, Netherlands Orellano Alexander, Bombardier Transporation Henningsdorf, Germany Pennecot Julien, German Aerospace Center Göttingen, Germany Pourquie Mathieu, Delft University of Technology, Netherlands Resagk Christian, Ilmenau University of Technology, Germany Rösler Markus, Dresden University of Technology, Germany Sergent Anne, LIMSI-CNRS Orsay, France

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List of participants Thess Andre. Ilmenau University of Technology, Germany Thimm Michael, German Aerospace Center Göttingen, Germany Vallati Andrea, Universita “La Sapienza” Rome, Italy Wagner Claus, German Aerospace Center Göttingen, Germany Weston Simon, ICON Ltd., Great Britain Wetzel Wolfgang, Siemens AG München, Germany Xin Shishe, LIMSI-CNRS Orsay, France

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Notes

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Notes

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Notes

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