3rd EJTPFGM 2003
Certosa di Pontignano, 21-27 September 2003
Organiser: Gian Piero Celata
List of papers presented
Monday 22 08:30-09:00 - Welcome address
Monday 22, 09:00-10:00 - Invited Lecture
Chairpersons: G.P. Celata
Bio-medical application of micro-bubbles
Y. Matsumoto,
Dept of Mechanical Engineering, The University of Tokyo
Monday 22, 10:00-11:00 - Interfacial Phenomena, IP
Chairpersons: S. Fujikawa, M. Giot
New closure relations for the wall and interfacial shear stresses in annular and stratified two-phase flow
N. Brauner and A. Ullmann
Faculty of Engineering, Tel-Aviv University
Critical roles played by an oscillating bubble in bubble-surface phenomena
K. Tsuchiya* and H. Fukuta**,
*Dept of Chemical Engineering and Material Science, Doshisha University, Kyotanabe, **Dept of Chemical Science and Technology, The University of Tokushima
Monday 22, 11:20-12:50 - Boiling Heat Transfer, BHT
Chairpersons: T. Okawa, J.R. Thome
Radiation induced surface activation
T. Takamasa*, T. Hazuku*, K. Okamoto**, K. Mishima*** and M. Furuya****
*Faculty of Marine Science, Tokyo University of Mercantile Marine, **Nuclear Engineering Research Laboratory, The University of Tokyo, ***Research Reactor Institute, Kyoto University, Kumatori, ****Central Research Institute of Electric Power
Experimental results on rewetting of hot surfaces by droplet impingement
G.P. Celata*, M. Cumo**, C. Lombardo*, A. Mariani* and L. Saraceno*
*ENEA, Institute of Thermal-Fluid Dynamics, Rome, **DINCE, University of Rome
Two-phase structure above hot surfaces in jet impingement boiling
L. Bogdanic*, H. Auracher* and P. Gardin**
*Institut f¸r Energietechnik, Berlin University, **IRSID, Maizieres-les-Metz
Monday 22, 14:30-16:00 - Microstructures, MIC
Chairpersons: A. Serizawa, P. Angeli
Single and multiphase flow of gas and liquids in microstructured channels
D. Mewes, M. Lˆrcher and L. Volpe
Institut f¸r Verfahrenstechnik, Universit‰t Hannover
Non-stationary analysis of flow boiling in minichannel
D. Brutin and L. Tadrist
Lab. I.U.S.T.I., Ecole Polytechnique Universitaire de Marseille
Convective boiling in metallic foam channel. An experimental study
B. Madani, F. Topin and L. Tadrist
Lab. I.U.S.T.I., Ecole Polytechnique Universitaire de Marseille
Monday 22, 16:20-17:20 - Waves, WA
Chairpersons: T. Takamasa, M. Ruzicka
Analysis of wave propagation in a bubbly liquid based on a two-fluid and three-pressure model
R. Egashira, S. Fujikawa and T. Yano
Division of Mechanical Science, Graduate School of Engineering, Hokkaido University
Weakly non-linear stability analysis of adiabatic annular two-phase flow
M. Hemlin and W. Frid
Dept of Energy Technology, Royal Institute of Technology, Stockholm
Tuesday 23, 09:00-10:00 - Invited Lecture
Chairpersons: I. Zun
Simultaneous visualization of particle/bubble behavior and surrounding flow
G. Matsui* and H. Monji**
*Dept of Mechanical Engineering, Kinki University, Uchita, **University of Tsukuba
Tuesday 23, 10:00-11:00 - Bubble Dynamics 1, BD1
Chairpersons: K. Tsuchiya, C.W.M. van der Geld
Microscale analysis of the surfactant effect on the single bubble behaviors
S. Takagi, T. Uda, G. Kikugawa and Y. Matsumoto
Dept of Mechanical Engineering, The University of Tokyo
An experimental study on bubble rise path after the detachment from a nucleation site in vertical upflow
T. Okawa*, T. Ishida*, I. Kataoka* and M. Mori**
*Dept of Mechanophysics Engineering, Osaka University, **Tokyo Electric Power Company
Tuesday 23, 11:20-12:50 - Bubble Dynamics 2, BD2
Chairpersons: T. Saito, I. Zun
The wake effect on the rising velocity of small bubbles
G.P. Celata*, M. Cumo**, F. D'Annibale* and A. Tomiyama***
*ENEA, Institute of Thermal-Fluid Dynamics, Rome, **DINCE, University of Rome, ***Dept of Mechanical Engineering, Graduate School of Science and Technology, Kobe University
Bubble rising velocity in one- and two-component systems
G.P. Celata*, F. D'Annibale*, P. Di Marco**, W. Grassi**, G. Memoli** and A. Tomiyama***
*ENEA, Institute of Thermal-Fluid Dynamics, Rome, **Dept of Energetics, University of Pisa, ***Dept of Mechanical Engineering, Graduate School of Science and Technology, Kobe University
Analysis of bubble dynamics in explosive boiling of droplet with fine fragmentation
A. Giri, H.S. Park and B.R. Sehgal
Dept of Energy Technology, Royal Institute of Technology, Stockholm
Wednesday 24, 09:00-11:00 - Bubbly Flows, BF
Chairpersons: G. Matsui, P. Di Marco
Turbulence structures of microbubble flow measured by PIV/PTV and LIF techniques
K. Hishida*, A. Kitagawa** and Y. Kodama**
*Keio University, Yokohama, **National Maritime Research Institute
Bubble boundary layer and bubbly flow turbulence
M. Nakagawa, M. Aritomi, Y. Kumano and M. Mori
Dept of Mechanical Science and Engineering, Tokyo Institute of Technology
Local and global scale structure of bubbly flows in GLAD (Gas Lift Advance Dissolution) system
T. Saito*, K. Tsuchiya** and T. Kajishima***
*Dept of Mechanical Engineering, Sihizuoka University, **Dept of Chemical Engineering, Doshisya University, ***Dept of Mechanical Engineering, Osaka University
Laminarization of micro bubble containing milky bubbly flow in a pipe
A. Serizawa and T. Inui
Dept of Nuclear Engineering, Kyoto University
Wednesday 24, 11:20-13:20 - Computational Methods 1, CM1
Chairpersons: Y. Matsumoto, A. Soldati
Modeling of two-phase diversion cross-flow between subchannels based on a two-fluid model
M. Sadatomi, A. Kawahara, K. Kano and S. Machidori
Dept. of Mechanical Engineering and Materials Science, Kumamoto University
A simple model for bubble response to turbulent eddies
R. Issa
Dept of Mechanical Engineering, Imperial College of Science and Medicine, London
Numerical analysis and experimental validation of bubble size distributions in two-phase bubble column reactors
F. Bertola*, L. Grundset**, H.A. Jakobsen**, L. Hagesaether**, C. Dorao**, H. Luo**, K.W. Hjarbo** and H.F. Svendsen**
*Dept of Materials Science and Chemical Engineering, Politecnico di Torino, **Dept of Chemical Engineering, Norwegian University of Science and Technology, Trondheim
Finite volume method for the solution of multi-fluid equations on unstructured meshes
A. Alajbegovic* and B. Basara**
*AVL Powertrain Engineering, Inc, Plymouth, **AVL List GmbH, Graz
Wednesday 24, 14:40-16:40 - Computational Methods 2, CM2
Chairpersons: T. Kajishima, R. Issa
Two-phase flow simulation on sliding unstructured meshes
A. Alajbegovic*, B. Basara**, D. Beader*** and I. Zun****
*AVL Powertrain Engineering, Inc, Plymouth, **AVL List GmbH, Graz, ***AVL AST, Ljubljana, ****Laboratory for Fluid Dynamics and Thermodynamics, University of Ljubljana
A computational fluid dynamic study of Leidenfrost drops
W. Frid* and H. Tinoco**
*Dept of Energy Technology, Royal Institute of Technology, Stockholm, **Forsmark Kraftgrupp AB
Cavitation calculation with the two-fluid model
A. Alajbegovic*, B. Basara** and D. Greif***
*AVL Powertrain Engineering, Inc, Plymouth, **AVL List GmbH, Graz, ***AVL AST, Maribor
Constitutive relations for droplet and bubbly flows and the role of turbulent structures
M.W. Reeks
JRC, Ispra
Wednesday 24, 17:00-18:30 - Measurements1, ME1
Chairpersons: M. Maeda, B.R. Sehgal
Measurement technique for analysis in two-phase flows involving distributed size of droplets and bubbles using interferometric method - Planer simultaneous measurements of sizing and velocity vector field
M. Maeda and T. Kawaguchi
Keio University
Measurement of liquid velocity around single bubbles using photobleaching
S. Hosokawa, R. Aoki and A. Tomiyama
Dept of Mechanical Engineering, Graduate School of Science and Technology, Kobe University
Visualization of the bubble detachment at a dip tube
G. Janssens-Maenhout and L. Dechamp
Joint Research Centre Ispra
Thursday 25, 08:30-09:30 - Invited Lecture
Chairpersons: A. Tomiyama
The principles of complexity in bubbly flow
I. Zun
Laboratory for Fluid Dynamics and Thermodynamics, University of Ljubljana
Thursday 25, 09:30-10:30 - Measurements 2, ME2
Chairpersons: M. Sadatomi, H. Auracher
A study on bubbly flow using wire-mesh tomography
M. Aritomi*, H. Kikura*, W. Wangjiraniran* and H.M. Prasser**
*Research Laboratory for Nuclear Reactors, Tokyo Institute of Technology, **Forschungszentrum Rossendorf e.v., Dresden
Measurements of liquid-metal two-phase flow by using neutron radiography and electrical conductivity probe
Y. Saito*, K. Mishima*, Y. Tobita**, T. Suzuki*** and M. Matsubayashi****
*Research Reactor Institute, Kyoto University, **Japan Nuclear Cycle Development Institute, O-arai Engineering Center, ***Institut f¸r Kern und Energietechnik, Forschungszentrum Karlsruhe, ****Tokai Establishment, Japan Atomic Energy Research
Thursday 25, 10:50-12:50 - Transient and Dynamic Analyses, TDA
Chairpersons: N. Takenaka, A. Alajbegovic
Simulation and experiments of two-phase flow water hammer transients
M. Giot and J-M. Seynhaeve
UnitÈ TERM, UniversitÈ catholique de Louvain
Fluid elastic vibration of rod bundle in two-phase cross flow
A. Serizawa, T. Sasakawa and Z. Kawara
Dept of Nuclear Engineering, Kyoto University
Phase inversion in dispersed liquid-liquid flows
K. Ioannou*, O.J. Nydal** and P. Angeli*
*Dept of Chemical Engineering, University College London, **Dept of Energy and Process Engineering, Norwegian University of Science and Technology, Trondheim
Fine fragmentation process observed by X-ray radiography
H.S. Park, R.C. Hansson and B.R. Sehgal
Dept of Energy Technology, Royal Institute of Technology, Stockholm
Friday 26, 08:30-11:00 - Droplet and Particle Flow, DPF
Chairpersons: Y. Hagiwara, A. Cartellier
The effect of fluid flow on detachnment of drops from the downstream end of a flat plate
A.S. Lexmond and C.W.M. van der Geld
Technische Universiteit Eindhoven
Collective behavior of solid particles - Influences of Reynolds number, volume ratio and particle rotation
T. Kajishima
Dept of Mechanical Engineering, Osaka University
Heat transfer characteristics of warm water flow with cool immiscible droplets in a vertical duct
M. Goto, N. Matsukara and Y. Hagiwara
Dept of Mechanical and System Engineering, Kyoto Institute of Technology
Droplet distribution in the wall region of a turbulent boundary layer
M. Picciotto, C. Marchioli and A. Soldati
Centro Interdipartimentale di Fluidodinamica e Idraulica and Dipartimento di Energetica e Macchine, Universit‡ di Udine
Recent advances in volume of fluid methods and applications to atomization
S. Zaleski*, T. Boeck* and R. Scardovelli**
*LMM, UniversitÈ Pierre et Marie Curie, Paris, **University of Bologna
Friday 26, 11:20-12:50 - Flow Pattern and Transition, FPT
Chairpersons: H. Hamaguchi, G.F. Hewitt
Update on the Kattan-Thome-Favrat flow boiling model and flow pattern map
J.R. Thome
LTCM, Swiss Federal Institute of Technology, Lausanne
Rayleigh-Benard instability of bubbly layers
M. Ruzicka*, J. Drahos* and N.H. Thomas**
*Institute of Chemical Process Fundamentals, Prague, **FRED Ltd., Birmingham
Scaling effects with respect to flow regime transitions in vertical pipes
H.-M. Prasser
Forschungszentrum Rossendorf e.v., Dresden
Friday 26, 14:30-16:00 - Void Fraction, VF
Chairpersons: K. Mishima, L. Shemer
Correlations of void fraction of gas-liquid two-phase flows in vertical pipes
T. Sakaguchi*, H. Tsubone**, M. Sadatomi***, H. Minagawa**** and H. Shakutsui*****
*Emeritus Professor of Kobe University, **Dept of Mechanical Engineering, Ariake National College of Technology, Omuta, ***Dept of Mechanical Engineering & Material Science, Kumamoto University, ****Dept of Mechanical Systems Engineering, The University of Shiga Prefecture, *****Dept of Mechanical Engineering, Kobe City College of Technology
Measurements of dynamic void fractions in stratified types of flow
J.R. Thome
LTCM, Swiss Federal Institute of Technology, Lausanne
Quantitative void fraction measurement method by neutron radiography and some applications
N. Takenaka and H. Asano
Dept of Mechanical Engineering, Kobe University
Friday 26, 16:20-18:20 - Jets, JE
Chairpersons: K. Hishida, L. Tadrist
Role of fluid properties on the critical conditions of air entrainment by smooth plunging jets
A. Cartellier* and J.C. Lasheras**
*LEGI, Grenoble, **MAE Department, University of California at San Diego
Numerical analysis of liquid jet instability - Effects of cavitation in a nozzle
A. Sou, K. Hayashi and A. Tomiyama
Dept of Mechanical Engineering, Graduate School of Science and Technology, Kobe University
Investigation of two-phase flows generated by cavitation inside high-pressure injection nozzles
I. Baz, M. Lance, J.C. Champoussin and J.L. Marie
Laboratoire de Mécanique des Fluides et d'Acoustique, Ecole Centrale de Lyon
Mixing process of particles into a jet in downer-type mixer
H. Monji*, G. Matsui**, R. Ogiso*** and A. Mizusaki*
*Institute of Engineering Mechanics and Systems, University of Tsukuba, **Dept of Mechanical Engineering and Biomimetics, School of Biology-Oriented Science and Technology, Kinki University, Uchita, ***Chiyoda Advanced Solutions, Yokohama
Saturday 27, 08:30-11:00 - Slug Flow, SF
Chairpersons: N. Brauner, M. Aritomi
Sound transmission in two-phase slug flows
P.J. van Dijk, A. Prosperetti and A. Biesheuvel
University of Twente, J.M. Burgers Centre for Fluid Mechanics
Experiments on the turbulence structure and the void fraction distribution in the Taylor bubble wake
L. Shemer, A. Gulitsky and D. Barnea
Dept of Fluid Mechanics, Tel-Aviv University
A three-dimensional study of Taylor bubble turning in two-phase downflow
P.M. Ujang, C.J. Lawrence and G.F. Hewitt
Dept of Chemical Engineering and Chemical Technology, Imperial College, London
Flow characteristics of a single large bubble rising in an inclined rectangular channel
H. Hamaguchi
Faculty of Human Development, Kobe University
Validity of the homogeneous model for the prediction of liquid holdup within the slug body
C.P. Hale, G.F. Hewitt, I.G. Manolis, M.A. Mendes, S.M. Richardson and W.L. Wong
Dept of Chemical Engineering and Chemical Technology, Imperial College, London
Saturday 27, 11:30-12:30 - Discussion for future collaboration