I CONTENTS

ILASS Officers and Committee Members

Preface

Plenary Lectures

PI Fuel Injection in Internal Combustion Engines Prof A. Coghe, Politecnico di Milano

PII Conical and Annular Free Film Liquid Instabilities Prof William A. Sirignano and Dr. Carsten Mehring, University of California, Irvine

Pili Ranking of Influence Parameters on Drop Formation Prof P. Walzel, Universitiit Dortmund

Papers

I Engine Sprays

I.l A Combined CFD and Experimental Analysis of the Spray Produced by an Air-Assisted GDI Injector P. Murdoch, G. Wigley, J. Heath, G. Pitcher,

I.2 Experimental and Numerical Study of a GDI Swirl Injector S. Alfuso, L. Allocca, G. Bella, R. Rotondi

I.3 Analysis of High Pressure Sprays for Diesel and SI Engines With Direct Fuel Injection: Evaluation of Evaporation and Spray Induced Turbulence

I.3a Part I: Influence of Spray Induced Air Flow on Spray Structure and Mixture Preparation S. Arndt, K. Gartung, Th. Pauer, M. Staudt, U. Renz

I.3b Part II: Spray Evaporation and Quantification of the Local Fuel Air Ratio Inside the Spray S. Arndt, K. Gartung, Th. Pauer, D. Zeh, D. Briiggemann, J. Egermann, W. Jpp, V. Wagner, A. Leipertz

I.4 Fundamental Study of In-Nozzle fluid flow and turbulence and its effects on liquid jet break-up in Gasoline Direct Injectors J. Allen, G. Hargrave

I.5 A Common-Rail Hydraulic Simulation Code for Injection Characteristics Investigation: Implementation and Preliminary Results C. Beatrice, C. Bertoli, G. Mincione

C.l

1.6 Effects of In-Cylinder Wall Material in a Gasoline Direct Injection Engine Using a Plain Orifice Electrostatic Atomizer G. C. S. Nhumaio, A. P. Watkins

I.7 Cavitation and Spray Formation in Diesel Flow Situations E. Winklhofer, H. Philipp, A. Hirsch, A. Morozow

I.8 Characterization of Cavitating Flow Fields in Transparent Diesel Injection Nozzles Using Fluorescent Particle Image Velocimetry (FPIV) 1. Walther, 1. K. Schaller, R. Wirth, C. Tropea

I.9 Diesel Spray Break-up Modeling Including Multidimensional Cavitating Nozzle Flow Effects R. Tatsch!, Ch. v. Kunsberg·Sarre, A. Alajbegovic, E. Winklhofer

!.10 Time-Resolved Velocity Measurements in the Primary Breakup Zone of a High Pressure Diesel Injection Nozzle C. Schugger, U. Meingast, U. Renz

I.ll Generation of Supersonic Diesel Fuel Jets- Does Auto-Ignition Occur? K. Pianthong, S. Zakrzewski, B. E. Milton, M. Behnia

!.12 Nozzle Exit Velocity Measurements at a Multi-Orifice CR-Nozzle U. Meingast, L. Reichelt, U. Renz, D. Muller, B. Heine

!.13 Simultaneous Experimental Optimization of Conflicting Injection Nozzle Properties by an Evolutionary Pareto Set Determination 0. Genge, P. Roosen

!.14 The Influence of Oxygenated Fuels on Spray Characteristics from Plain­Orifice Atomizers Keun-Young Ryu, Jong-SukHa, Sao-Young No

!.15 Spray Boundary Concept and Droplet Size Distribution of Dense Diesel Jets by Different Laser Experiments S. di Stasio, G. Valentino, F. E. Carcione

!.16 Investigation of the Diesel Injection Using Synchrotron X-rays for Quantitative Measurement of the Mass Distribution and a Piezo Electrical Sensor to Probe the Jet Force 1. K. Schaller, U. Kunzi, C. F. Powell, Y. Yue, R. Paola, 1. Wang

!.17 The Diesel Spray Jet Near the Nozzle D. Lisiecki, C. Gobin, M. Ledoux

!.18 Influence of Temperature on the Tip Evolution of an Intermittent Fuel Spray 1. E. Jimenez Mur, F. Castro Ruiz, F. Tinaut Fluixa, B. Gimenez Olavarria

!.19 Spray Characterisation of Swirl Pressure Atomisers for GDI Engines: Phase Doppler Measurements E. AboSerie, C. Arcoumanis, M. Gavaises

C.2

Late Paper

II Atomizer Design and Performance

II.l Scaling of water sprays produced by flat-fan "hydroshield" nozzle J. Malet, R. Patricio, J.-M. Buchlin

II.2 Production of Monosized Droplets in Pneumatic Extension Nozzles F. Schmelz, S. Schneider, P. Walzel

II.3 Hydrodynamic Characterization of Electrostatically-Induced Conductive Sprays: An Experimental Analysis M . R. Jahannama, A. P. Watkins, A. J. Yule

II.4 Computational Electrohydrodynamic Analysis of Electrostatically­Induced Aqueous Sprays M. R. Jahannama, A. P. Watkins, A. J. Yule

II.S Influencing the .Break-up of Fan-shaped Liquid Sheets by Vibrational Excitation G. Brenn, D. Rensink, F. Durst

II.6 Disintegration of a Sinusoidally Forced Liquid Jet H. Chaves, A. Glathe, F. Obermeier, T. Seidel, V. Weise

II.7 Energy Consideration and Experimental Study of Effervescent Atomizers M. Koren, D. Katoshevski, E. Sher, V. Kholmer

II.8 Investigations of two-phase atomizers with particular respect to a unified representation of droplet size data C. Riehle, H.-J. Kiesling, S. Veith

II.9 Atomization of Liquids by Two-Phase Gas-Liquid Flow Through a Plain­Orifice Nozzle M. Lorcher, D. Mewes

II.lO Dispersing of Fine Powders Using Generator of the Superheated Liquid N. Kopyt, A. Stroutchayev, R. Rybalkin

II.ll Formation of fine particles by high-pressure spray processes U. Teipel, H. Kroeber, H. Krause

II.12 Experimental and Numerical Study on Swirl Pressure Atomizers P. Broll, U. Maatje, P. Walzel, E. vonLavante

Late Paper

II.13 Number Density and Volume Flux Measurements m a Shear Coaxial Cancelled Injector M. de Vega, P. Rodriguez, E . Palacios, B. Lazaro

II.14 Coaxial Atomization: Influence of the Gas Jet Density on the Liquid Core Characteristics E. Porcheron, L. Prevost, J. L. Carreau, F. Roger

ILlS Atomisation Technology to Minimize the Effects of Nozzle Wear on the Droplet Size J. Kohlmann, M. Schmidt, G. Slowik, M. Burgermeister

C.3

II.16 Effervescent Atomization of Pharmaceutical Fluids F. J. Petersen, P. Sojka

III Cryogenic Droplets and Sprays

III.l Flow Investigations of Cryogenic Sprays m Combustion at Sub and Supercritical Conditions P. Gicquel, L. Vingert

IV Gas Turbine Applications

IV.l Investigation into the Behaviour of a Fan Spray Using PDPNPIV Techniques A. Khan, M. G. Hyde, A. K. J asuja

IV.2 Spray Characteristics of Macrolaminated Simplex Nozzles A. K. J asuja, A. H . Lefebvre

IV.3 Three-Dimensional Mixture Formation Modeling for Liquid Fuel Spray in a Gas Turbine Combustor M. C. Cameretti, R. Tuccillo

IV.4 Optical Measurements of the Reacting Two-Phase Flow in a Realistic Gas Turbine Combustor at Elevated Pressures T. Behrendt, J. Heinze, C. Hassa

V Spray Diagnostics

V.l Simultaneous Measurement of Mean Droplet Size and Temperature within a Flat Fan Spray by Global Rainbow Thermometry L. Zimmer, J.P. A. J. van Beeck, M. Santonastasi, M. L. Riethmuller

V.2 2D Characterization of Alcohol Sprays by means of lD Spontaneous Raman Scattering V. Beushausen, T. Muller, W Hentschel

V.3 Semi-automated Testing of Nasal Sprays using the Malvern Nasal Spray Actuator and Spraytec R. S. Ward-Smith, D. M. J. Higgs, P. G. Kippax, A. F. Rawle, M. W Wedd, R. Weiser

V.4 Statistical Aspects of Sampling Agricultural Sprays H. J. Holterman

V .5 Droplet Surface Temperature Infrared Measurement During Impact on a Heated Wall C. Amiel, P. LeClerc, 0. Ravel, J. Farre, G. Lavergne

C.4

Late Paper

Late Paper

V.6 Investigation of the Mixture Formation of Multi-Component Fuels with High Pressure Swirl Injectors J. Egermann, A. Leipertz

V.7 Flow Tagging Measurements in Dense Gasoline Direct Injection Sprays S. Kruger, G. Grunefeld

V.8 Speckles Technique for Simultaneous Measurements of Droplet Size and Droplet Velocity B. Ineichen, M. Stoeckli, C. Aubert

V.9 Experimental Investigation on the Drop Size Distribution of Sprays Produced by GDI Injectors S. Boyaval, C. Dumouchel

V.lO Particle Concentration and Mass Flux Measurements With PDA: A Study About Methods and Errors E. Calvo, J. M. Garcia, L. M. Cerecedo, I. Garcia-Palacin, L. A. Aisa

V.ll Measurements of Oil Droplets in Concentrations up to 108 cm-3 in Abstract Industrial Applications with an Optical Single Particle Aerosol Spectrometer G. Lindenthal, L. Molter

VI Fundamentals of Breakup and Atomization

Vl.l Numerical Simulation of Jet Instabilities F.-0. Albina, S. Muzaferija, M. Peri(;

V1.2 Study of Primary Jet Breakup Using Direct Numerical Simulation M. Klein, A. Sadiki, J. Janicka

V1.3 Instability Analysis of an Oscillating Air-Blasted Liquid Sheet A. Lozano, F. Barreras, G. Hauke, C. Dopazo

VI.4 Liquid Sheet Break-up: Comparison Between Planar and Annular Geometry P. Berthoumieu, G. Lavergne, H. Carentz, A. Muller

V1.5 A Parametric Study of Liquid Film Disintegration E. C. Fernandes, M. V. H eitor, V. Sivadas

V1.6 Instability of an Annular Liquid Sheet. The Encapsulation Process. X. J eandel, M. Ledoux

Vl.7 Disintegration of Liquid Jets and Drop Drag Coefficients in Pressurized Gases R. Eggers, N. Czerwonatis

VI.8 Stability and Breakup of Jets of Viscoelastic Liquids G. Brenn, M. Stelter, Z. B. Liu

C.5

Late Paper

VI.9 Experimental Investigation of Breakup of Turbulent Liquid Jets J. Telaar, G. Schneider, W. Mayer

VI.lO Droplet Size Distribution of Sprays Produced by Newtonian Liquid Jets­Influence of the Nozzle Injector Geometry H. Malot, J. B. Blaisot, C. Dumouchel

VI.ll Phase Intermittency Versus Stochastic Dynamics m Low Velocity Cylindrical Liquid Jets J. Godelle, C. Letellier, C. Dumouchel

VI.12 Break-Up Mechanism of a Large Drop Due to Viscous Hydrodynamic Instability: Nonlinear Stage of a Burst A. I. Stroutchayev, S . K. Aslanov

VI.13 Modeling of viscous liquid jet evolution and break-up M. A. Ahmed, M. S. Youssef

VI.14 Modeling of Unsteady Cavitating Flows in Fuel Injecton Nozzles W. Yuan, J. Sauer, G. H. Schnerr

VII Spray Impact on Walls and Films

VII.l Analysis and Behaviour of Droplets Impinging on Hot Curve Surface A. Amoresano, G. Langella, C. Noviello

VII.2 Modelling of Spray Impingement Heat Transfer M. A. Aamir, A. P. Watkins

VII.3 Development of a spray device to coat a moving plate D. Bouchez, J. M. Buchlin

VII.4 Experimental Determination of Impinging Molten Metal Droplets on Non-flat Surfaces M. Kresina, M. Berg, G. Schulte, J. Ulrich

VII.S High Time-Space Resolution Analysis of Droplets Behavior and Gas Entrainment into Diesel Sprays Impinging on a Wall A. Mohammadi, K. Miwa, Y. Kidoguchi

Late Paper

Late Paper

Cancelled

VII.6 Low-Pressure Spray-Wall Interactions: Experimental and Numerical Cancelled Analysis G. Bella, R. Rotondi, A. De Vita

VII.7 Multi-droplet impact onto solid walls: Droplet-droplet interaction and collision of kinematic discontinuities C. Bohm, D. A. Weiss, C. Tropea

VII.8 Splashing Due to Neighbouring Droplet Impact T. Kalb, H. -G. Kaiser, H. Chaves, F. Obermeier, F. Ebert

VII.9 Model for single drop impact on dry surface I. V. Roisman, R. Rioboo, C. Tropea

C.6

VII.lO Wall Collisions with Droplets of Binary Ethanol-Water Mixtures A. Karl, N. Roth, andA. Frohn

VII.ll Comparison of Drop Impact: Dry and Wetted Cases R. Rioboo, M. Marengo, G. E. Cossali, C. Tropea

VII.12 Droplet Impingement on Cold and Wet Wall G. Lavergne, B. Platet

VIII Spray Transport Phenomena

VIII.l Investigation of the Drying Behavior of Suspension Droplets m an Acoustic Tube Levitator 0. Kastner, G. Brenn, D. Rensink, C. Tropea, A . L. Yarin

VIII.2 Evaporation of Tetradecane-Hexadecane Mixture Droplets: An Experimental and Theoretical Study K. Gartung, S. Arndt, N. Roth, B. Weigand

VIII.3 Numerical Modeling of Isolated Fluid Oxygen Droplet Evaporation in Steam. A First Approach. N. A . Slavinskaja, 0. J. Haidn

VIII.4 Evaporation of Multicomponent Droplets in a Paint Spray S. Sckuhr, P. Stephan

VIII.5 Numerical Simulations of Moving Spherical and Strongly Deformed Droplets M. Rieber, F. Graf, M. Hase, N. Roth, B. Weigand

VIII.6 Study of spray dispersion under lateral wind by Particle Tracking Abstract Velocimetry and Sizing and numerical modelling L. Zimmer, P. Boulet, 1.-M. Buchlin

VIII.? Spray Processing in Nanoparticle Technology 0. Wilhelm, L. J. Gauckler, L. Miidler, D. Perednis, S. E. Pratsinis

IX Spray Modeling

IX.l The New Kinetic Model of Drops Break-Up in Sprays M. Gorokhovski, V. Saveliev

IX.2 Assessment of the Moment-Average Velocity Approach m Spray Modelling Without Droplet Size Groups J. C. Beck, A. P. Watkins

IX.3 An Initial Attempt at a Holistic and Stochastic Approach to Characterise Cancelled the Transformation of a Sample of Ligaments int Droplets J. J. Chinn, A. J. Yule

C.7

IX.4 On The Prediction and Structures of Wide Angle Full Cone Liquid Sprays S. J. Walmsley, A. P. Watkins, A. J. Yule

X Spray Combustion

X.l The effect of Spatial Inhomogenity on Spray Ignition Phenomenon K. Terashima, Y. Noguchi, N. Hiromitsu, N. Tokuoka

X .2 Structure and Extinction of Liquid Fuel/Air Spray Flames m the Counterflow Configuration E. Gutheil

X.3 PDF-Computations of Turbulent Reactive Sprays 0. Rumberg, B. Rogg

X.4 Flame Front Evolution and Liquid Phase Distribution During the Ignition Transient of a LOX/GH2-Combustor

X.5

V. Schmidt, J. Sender, M. Oschwald

Droplet Dispersion and Probability of Droplet Ignition in Spray Counterflow Burners Y. Hardalupas, M. Orain

Index of Authors

C.8

Late Paper

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La Vision GmbH Gerhard Gerdes Str. 3 37079 Gottingen Germany

Malvern Instruments Rigipsstr. 19 71083 Herrenberg Germany

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PCO Computer GmbH Ludwigsplatz 4 93309 Kelheim Germany

Soliton Laser- und Messtechnik Talhofstr. 32 82205 Gilching Germany

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TSIGmbH Zieglerstr. 1 52078 Aachen Germany