Vorträge

Vorträge / Lectures

2012| 2011| 2010| 2009| 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 |

 

 

2012

     J. Franke. A. Laaser, B. Bieker and T. Kempfer
    Sensitivity Analysis of RANS Simulations for Flow and Dispersion in the Generic European City Centre Michel-Stadt
    Proceedings of the 15th International Conference on Fluid Flow Technologies (CMFF'12), Budapest, Hungary, 04.09-08.09.2012

2011

    J. Franke.
    Validation of OpenFOAM v1.6x with the German VDI guidline for abstacle resolving micro-scale models.
    13th International Conference on WInd Engineering (ICWE13), Amsterdam, The Netherlands, 10.-15.07.2011 

2010 

J. Franke.
Setting standards at an European level ... technical meteorology in an interdisciplinary research community.
Symposium Technical Meteorology – bridging the gap between Natural Sciences and Engineering Sciences,
Hamburg, Germany, 08.07.2010.

M. Sturm and J. Franke.
Evaluating OpenFOAM with the German VDI Guideline 3783/9 for environmental meteorology.
5th OpenFOAM Workshop,
Gothenburg, Sweden, 21.-24.06.2010.

J.Franke.
Numerical uncertainties in the computation of the flow in 2D street canyons.
13th International Conference on Harmonisation within Atmospheric Dispersion Modelling for Regulatory Purposes (HARMO13),
Paris, France, 01.-04.06.2010.

J.Franke.
COST 732 Model Evaluation Case Studies: CFD RANS models applied to MUST and Oklahoma City data.
5th International Symposium on Computational Wind Engineering (CWE2010),
Chapel Hill, North Carolina, USA, 23.-27.05.2010.

J. Franke.
A review of verification and validation in relation to CWE.
5th International Symposium on Computational Wind Engineering (CWE2010),
Chapel Hill, North Carolina, USA, 23.-27. 05.2010.

R. Izarra-Garcia, J. Franke and W. Frank.
Pollution dispersion simulations of the MUST case using anisotropic turbulent scalar flux models.
5th International Symposium on Computational Wind Engineering (CWE2010),
Chape Hill, North Carolina, USA, 23.-27.05.2010

J. Franke.
COST Action's 732 validation proposal for RANS models.
DFG  Schwerpunktprogramm 1276 MetStröm Workshop - Comparing eddy-resolving numerical simulations with corresponding laboratory and field data,
Hamburg, Germany, 24.-25.03.2010

2009    

J. Franke.
The European COST Action 732 - Quality Assurance and Improvement of Micro-Scale Meteorological Models.
7th Asia-Pacific Conference on Wind Engineering (APCWE-VII),
Taipei, Taiwan, 08.-12.11.2009.

R. Izarra-Garcia, J. Franke and W. Frank.
Secound moment modelling for turbulent scalar fluxes - MUST case.
International Worksshop on Physical Modelling of Flow and Dispersion Phenomena (PHYSMOD 2009),
Brussels, Belgium, 24.26.08.2009.

J. Franke.
Validation of Reynolds stresses and turbulent kinetic energy for the MUST wind tunnel case of COST action 732.
5th  European & African Conference on Wind Engineering (EACWE5),
Florence, Italy, 19.-23.07.2009.

J. Franke.
Validation of a CFD model for the prediction of flow and dispersion in the urban environment.
4th Interntional  Building Physics Conference (IBPC4): Energy Efficiency and New Approaches,
Istanbul, Turkey, 15.-18.06.2009.

J. Franke.
CFD RANS codes applied to Oklahoma data.  
International Workshop on Quality Assurance of Micro-Scale Meteorological Models,
Hamburg, Germany, 03.-05.06.2009.

J. Franke.
CFD simulation of pressure loads on roof mounted solar systems.
23rd. microCAD International Scientifc Conference,
Miskolc, Hunguray, 19.-20.03.2009

J. Franke.
Windkomfort von Fussgängern / Schadstoffausbreitung in Städten – physikalische 
und numerische Simulation – .
Ringvorlesung Stadtökologie M22 S2, Fachbereich Architektur – Städtebau, 
Universität Siegen, 20./27.01.2009. 

2008

R. Izarra-Garcia, J. Franke, W. Frank.
Pollution dispersion prediction for the MUST wind tunnel experiment with anisotropic algebraic 
models for turbulent scalar fluxes. 
12th International Conference on Harmonization within Atmospheric Dispersion Modelling for 
Regulatory Purposes, Cavtat, Croatia, 06.-09.10.2008.
    
J. Franke, J. Bartzis, F. Barmpas, R. Berkowicz, K. Brzozowski, R. Buccolieri, 
B. Carissimo, A. Costa, S. Di Sabatino, G. Efthimiou, I. Goricsan, A. Hellsten, 
M. Ketze, B. Leitl, R. Nuterman,H. Olesen, E. Polreich, J. Santiago, R. Tavares.
The MUST model evaluation exercise: statistical analysis of modelling results.
Proceedings of the 12th International Conference on Harmonization within Atmospheric 
Dispersion Modelling for Regulatory Purposes, Cavtat, Croatia, 06.-09.10.2008.

J. Franke
Numerische Simulation von Wind und Schadstoffausbreitung in Städten.     
Kolloquium für Fluid- und Thermodynamik / FOMAAS Kolloquium, Universität Siegen
03.07.2008

J. Franke
Qualitätssicherung für die numerische Simulation von Strömung und
Schadstoffausbreitung in Städten.
Meteorologisches Kolloqium, Institut für Meteorologie und Klimatologie,
Leibniz Universität Hannover, 26.06.2008.

J. Franke        
Quality assurance of CFD codes and solutions: verification and validation.
CFD Symposium Kwaliteit en betrouwbaarheid van CFD voor bouwkundige
toepassingen in binnen- en buitenomgeving,
Eindhoven University of Technology, 10.06.2008

J. Franke
Best practice guidelines for CFD in the built environment.
CFD Symposium Kwaliteit en betrouwbaarheid van CFD voor bouwkundige
toepassingen in binnen- en buitenomgeving,
Eindhoven University of Technology, 10.06.2008

J. Franke
Windkomfort von Fussgängern / Schadstoffausbreitung in Städten -
physikalische und numerische Simulation - .
Ringvorlesung Stadtökologie M22 S2, Fachbereich Architektur - Städtebau,
Universität Siegen, 17./31.01.2008.

2007

J. Franke
Validierung von CFD Ergebnissen im Windingenieurwesen – der MUST Testfall der COST Aktion 732 –.
Praktische Anwendungen in der Windingenieurtechnik - 10. Dreiländertagung D-A-CH,
Braunschweig, 8.-9. November 2007.

J. Franke
Quality assurance of Computational Wind Engineering
Symposium Architecture and Aerodynamics / Wind and Buidlings / Simulation based Design,
Delft, Netherlands, 11.-12.04.2007

B.Bollò, J. Franke, S. Szabò and W. Frank.
Modelling of an Electrically Heated Cylinder.
International Scientific Conference microCAD 2007, Section E: Fluid and Heat Engineering,
University of Miskolc, Hungary, 22. - 23.03.2006

R. Izarra, J. Franke and W. Frank.
CFD Simulation of Pollution Dispersion in a 2D Street Canyon.
International Scientific Conference microCAD 2007, Section E: Fluid and Heat Engineering,
University of Miskolc, Hungary, 22.-23.03.2006

J. Franke
Windkomfort von Fussgängern / Schadstoffausbreitung in Städten - physikalische und numerische Simulation -.
Ringvorlesung Stadtökologie M22 S2, Fachbereich Architektur - Städtebau, Universität Siegen, 01./08.02.2007

2006

R. Izarra and F. Dinkelacker.
Software packages for CFD. Notes to Quality Control (Error Analysis).
Third International Course on Computational Engineering, 27.09.-02.10.2006, Kopaonik, Serbia, 2006.

R. Izarra and F. Dinkelacker.
Methods for numerical simulation I (DNS & RANS).
Third International Course on Computational Engineering, 27.09.-02.10.2006, Kopaonik, Serbia, 2006.

J. Franke
6 lectures on Computational Wind Engineering.
Wind effects on buildings and design of wind-sensitive structures, Advanced professional training, CISM, Udine, Italy, 18.-22.09.2006.

T. Gora, J. Franke and W. Frank.
LES of the flow around a rotating sphere at Re_D=10000.
Conference on Modelling Fluid Flow (CMFF'06), Budapest, Hungary, 06.-09.09.2006.

J. Franke
Evaluating Fluent V6.2 with the German VDI Guideline for Obstacle Resolving Micro-Scale Models.
The Fourth International Symposium on Computational Wind Engineering (CWE2006), Yokohama, Japan, 16.-19.07.2006.

J. Franke
Recommendations of the Cost Action C14 on the Use of CFD in Predicting Pedestrian Wind Environment.
The Fourth International Symposium on Computational Wind Engineering (CWE2006), Yokohama, Japan, 16.-19.07.2006.

J. Franke, W. Frank
Application of Richardson Extrapolation to the Prediction of the Flow Field around Building Models.
The Fourth International Symposium on Computational Wind Engineering (CWE2006), Yokohama, Japan, 16.-19.07.2006.

T. Kray and W. Frank.
Investigations on the flow around non-rotating and rotating spheres.
International Scientific Conference microCAD 2006, Section E: Fluid and Heat Engineering, University of Miskolc, Hungary, 16.-17.03.2006.

T. Gora, J. Franke and W. Frank.
LES of the flow around a sphere at Re_D=10⁴.
International Scientific Conference microCAD 2006, Section E: Fluid and Heat Engineering, University of Miskolc, Hungary, 16.-17.03.2006.

J. Franke
Introduction to Computational Fluid Dynamics (CFD) - Numerical Simulation of Laminar and Turbulent Flows.
Lectures held at the Department of Fluid and Heat Engineering, University of Miskolc, Miskolc, Hungary, 09.-15.03.2006.

2005

J. Franke
Introduction to Computational Fluid Dynamics (CFD) - Numerical Simulation of Laminar and Turbulent Flows.
Lectures held at the Department of Fluid and Heat Engineering, University of Miskolc, Miskolc, Hungary, 31.8.-07.09.2005.

J. Franke and W. Frank.
Numerical simulation of the flow across an asymmetric street intersection.
4th European-African Conference on Wind Engineering (EACWE4), Czech Technical University, Prague, Czech Republic, 11.-15.07.2005.

T. Kray and W. Frank.
Experimental determination of aerodynamic lift and drag forces on rotating spheres.
International Scientific Conference microCAD 2005, Section F: Fluid and Heat Engineering, University of Miskolc, Hungary, 10.-11.03.2005.

J. Franke and W. Frank.
Numerical simulation of the subcritical flow over a rotating sphere.
International Scientific Conference microCAD 2005, Section F: Fluid and Heat Engineering, University of Miskolc, Hungary, 10.-11.03.2005.

2004

J. Franke.
Recommendations on the Use of CFD in Predicting Pedestrian Wind Environment.
2nd European ERCOFTAC SIG.5 Workshop "Urban Scale CFD", University of Nottingham, UK, 09.-10.09.2004.

J. Franke.
Aktuelle Beispiele für numerische Strömungsberechnungen am IFT.
Kolloquium für Fluid- und Thermodynamik, Universität Siegen, Germany, 17.06.2004.

J. Franke.
Invited lecture: Recommendations on the Use of CFD in Wind Engineering.
4th QNET-CFD Workshop, Brussels, Belgium, 13.-14.05.2004.

J. Franke, C. Hirsch, A.G. Jensen, H.W. Krüs, M. Schatzmann, P.S. Westbury, S.D. Miles, J.A. Wisse, and N.G. Wright.
Keynote lecture: Recommendations on the Use of CFD in Wind Engineering.
COST C14 International Conference on Urban Wind Engineering and Buildings Aerodynamics, von Karman Institute, Rhode-Saint-Genèse, Belgium, 05.-07.05.2004.

G. Janiga, J. Franke, and W. Frank.
Numerical simulation of the turbulent flow in a pipe with an expanding sphere.
International Scientific Conference microCAD 2004, University of Miskolc, Hungary, 18.-19.03.2004.

J. Franke, M. Vogel, and W. Frank.
Numerical Analysis of a Flow Chamber for the Investigation of Bacterial Adhesion to Human Cells.
International Scientific Conference microCAD 2004, University of Miskolc, Hungary, 18.-19.03.2004.

J. Franke.
Good Practice and Open Issues in Computational Fluid Dynamics.
Department of Fluid and Heat Engineering, University of Miskolc, Hungary, 16.03.2004.

2003

J. Franke.
Guidelines for application of CFD in wind comfort evaluation. Part 2: Flow in an Intersection.
COST C14 Workshop "Urban Wind Engineering and Building Aerodynamics", Ioannina, Greece, 21.-22.11.2003.

J. Franke, I. Castro, A. Jensen, H. Krüs, P. Westbury, J. Wisse, and N. Wright.
Guidelines for application of CFD in wind comfort evaluation. Part 1: General Guidelines.
COST C14 Workshop "Urban Wind Engineering and Building Aerodynamics", Ioannina, Greece, 21.-22.11.2003.

G. Janiga.
Proposal of a new length scale function for the computation of turbulent channel and pipe flows.
Strömungsmechanik-Seminar, Universität Magdeburg, Germany, 07.10.2003.

J. Alken.
Aerodynamische Untersuchungen an Scheibenwischersystemen.
Kolloquium für Fluid- und Thermodynamik, Universität Siegen, Germany, 25.09.2003.

J. Franke, B. Alt, S. Büdenbender, and G. Janiga.
Numerische Strömungsberechnung am Lehrstuhl für Fluiddynamik und Strömungstechnik der Universität Siegen.
Kolloquium für Fluid- und Thermodynamik, Universität Siegen, Germany, 25.09.2003.

J. Franke and W. Frank.
Numerical simulation of the flow past spherical obstacles in a pipe.
Mid-term meeting of the EU-Project "Airbag for the Closing of Pipelines on Explosions and Leakages (AIRPIPE)", Dorsten, Germany, 15.09.2003.

J. Franke.
Einführung in die Grobstruktursimulation (LES).
Seminar des Lehrstuhles für Simulationstechnik und Informatik der Universität Siegen, Manderscheid/Eifel, Germany, 12.09.2003.

W. Frank.
Numerical and Experimental Simulation of the Flow around Car Components.
7th International Conference on Fluid Control and Measurements (FLUCOME 03), Sorrent, Italy, 25.-28.08.2003.

G. Janiga.
The effects of roughness for flows and heat transfer in rectangular channels.
12th International Conference on Fluid Flow Technologies, University of Budapest, Hungary, 03.-06.09.2003.

G. Janiga.
Computation of laminar-turbulent transitional flows in plane channels and pipes.
12th International Conference on Fluid Flow Technologies, University of Budapest, Hungary, 03.-06.09.2003.

G. Janiga.
Comparing computed and measured results in curved channel flow.
12th International Conference on Fluid Flow Technologies, University of Budapest, Hungary, 03.-06.09.2003.

J. Franke.
Grobstruktursimulation turbulenter Strömungen auf Workstation-Cluster.
ASIM Workshop "Modellierung und Simulation räumlich verteilter Systeme", Nürnberg, Germany, 14.05.2003.

2002

W. Frank.
Überblick über die gemeinsamen Forschungsprojekte zwischen dem Lehrstuhl für Strömungs- und Wärmetechnische Maschinen der Universität Miskolc und dem Institut für Fluid- und Thermodynamik der Universität Siegen.
Internationale Jubiläumstagung 50 Jahre Lehrstuhl für Strömungs- und Wärmetechnische Maschinen der Universität Miskolc, Miskolc, Ungarn, 27.09.2002.

W. Frank.
Experimental investigation and visualization of the flow phenomena behind car models.
10th International Symposium on Flow Visualization, Kyoto, Japan, 26.-29.08.2002.

J. Alken and W. Frank.
Numerical simulation of the flow around complex geometries.
9th International Conference on Numerical Methods and Computational Mechanics (NMCM2002), University of Miskolc, Hungary, 15.-19.07.2002.

J. Franke and W. Frank.
Further insights into LES of the flow past a circular cylinder at Re_D = 3900.
9th International Conference on Numerical Methods and Computational Mechanics (NMCM2002), University of Miskolc, Hungary, 15.-19.07.2002.

J. Franke and W. Frank.
Introduction to LES.
9th International Conference on Numerical Methods and Computational Mechanics (NMCM2002), University of Miskolc, Hungary, 15.-19.07.2002.

J. Alken and W. Frank.
Experimental and numerical analysis of the flow around a wiper model.
Jahrestagung der Gesellschaft für Angewandte Mathematik und Mechanik (GAMM2002), Universität Augsburg, Germany, 25.-28.03.2002.

2001

J. Franke and W. Frank.
LES of the flow past a circular cylinder at Re=3900.
3rd European & African Conference on Wind Engineering (3 EACWE), Eindhoven University of Technology, The Netherlands, 02.-06.07.2001.

2000

W. Frank.
Invited lecture: Experimental and numerical studies of the flow around bluff bodies.
International Fluid and Heat Engineering Conference, University of Miskolc, Hungary, 19.-21.10.2000.

T. Eberz and D. Geropp.
LDA-Messungen des aktiv beeinflussten Nachlaufs eines 3D-Pkw- Modells - Widerstandsreduktion und Leistungsbilanz.
8. GALA Fachtagung Lasermethoden in der Strömungsmeßtechnik, TU München, Germany, 12.-14.09.2000.

W. Frank, T. Eberz, J. Franke, and D. Buchen.
Invited lecture: Experimental and numerical investigations of the flow around car models.
4th International Colloquium on Bluff Body Aerodynamics & Applications, Ruhr-Universität Bochum, Germany, 11.-14.09.2000.

J. Franke, W. Frank, and T. Eberz.
Numerical simulation of the two-dimensional flow around a car model.
4th International Colloquium on Bluff Body Aerodynamics & Applications, Ruhr-Universität Bochum, Germany, 11.-14.09.2000.

M. Hoyningen-Huene, W. Frank, and A.R. Jung.
Three-dimensional time-resolved flow field in the first and last turbine stage of a heavy duty gas turbine. Part I: Secondary flow field.
ASME International Gas Turbine & Aeroengine & Exhibition Conference, Munich, Germany, 08.-11.05.2000.

M. Hoyningen-Huene, W. Frank, and A.R. Jung.
Three-dimensional time-resolved flow field in the first and last turbine stage of a heavy duty gas turbine. Part II: Interpretation of the blade pressure fluctuations.
ASME International Gas Turbine & Aeroengine & Exhibition Conference, Munich, Germany, 08.-11.05.2000.

J. Franke and W. Frank.
Temporal Commutation Errors in Large-Eddy-Simulation.
Jahrestagung der Gesellschaft für Angewandte Mathematik und Mechanik (GAMM2000), Universität Göttingen, Germany, 03.-07.04.2000.

J. Franke.
Grobstruktursimulation einer turbulenten Couette-Strömung mit der Volumen-Filter-Methode.
Seminar des Arbeitsbereiches 3.13, Fluiddynamik und Schiffstheorie, TU-Hamburg Harburg, Germany, 19.01.2000.

1999

W. Frank.
Numerical simulation and verification of the flow around a surface mounted cubic body placed in a fully developed turbulent channel flow.
9th International Conference on Computational Methods and Experimental Measurements (CMEM 99), Sorrent, Italy, 26.-29.04.1999.