10TH ILASS AMERICAS (1997)

  

Ottawa, Ontario, Canada
 
Program - Sunday, May 18 
o  "Direct Injection for Automotive Applications"
    Facilitators     -   Prof. Rolf Reitz (University of Wisconsin)
                     -   Dr. Dave Harrington (General Motors)
    Panelists        -   Dr. Thierry Baritaud (Institut Français du Pétrole)
                     -   Dr. Arun Solomon (General Motors)
                     -   Dr. Jay Yang (Ford Motor Company)

o  "Requirements in Spray Modeling from an Industrial Perspective"
    Facilitator      -   Prof. Richard Sellens (Queen's University)
    Panelists        -   Dr. Wayne Eckerle (Cummins)
                     -   Dr. Daniel Haworth (General Motors)
                     -   Prof. Steve Heister (Purdue University)
                     -   Dr. Alex Prociw (Pratt and Whitney Canada)
Program - Monday, May 19
Chairpersons: V. McDonell and S.-C. Yao
Invited Presentation: Dr. P. Sampath, Pratt & Whitney-Canada, Mississauga, ON, Canada, "Fuel Injector Design Challenges for Small Gas Turbines in Aviation"

Session I. Spray Dynamics & Drop-flow Interaction
Chairpersons: C. Edwards and C. Presser

Flowfield Assessment of Atomized Droplets Injected into a Crossflow
M.Y. Leong, V.G. McDonell, G.S. Samuelsen, University of California, Irvine, CA.

Droplet Dispersion Through Vortex Pairing in the Near Field of a Turbulent Jet
T.A. Johnson, C.D. Richards, Washington State University, Pullman, WA.

Interactions of Droplets with Cylindrical Objects
L.S. Hung, S.C. Yao, Carnegie Mellon University, Pittsburgh, PA.

Spray Burke-Schumann Flames in Two-Dimensional Diverging Ducts
F. Anidjar and J. B. Greenberg, Technion, Israel Inst. of Technology, Haifa, Israel; Y. Tambour, Carnegie Mellon Univ., Pittsburgh, PA.
Modifying Entrainment in Ligament-Controlled Effervescent Atomizer Produced Sprays
M.V. Panchagnula, T.J. Kuta, M.W. Plesniak, P.E. Sojka, Purdue University, West Lafayette, IN.

Effect of Mixer Geometry on Spray Distribution: A Multivariate Experiment Approach
L. Arellano, A. Ateshkadi, H. Fukushima, V.G. McDonell, G.S. Samuelsen, University of California, Irvine, CA.

Comparison of Simplex Atomizer Correlations with Detailed CFD and Experimental Data
M. Benjamin, Parker Hannifin, Cleveland, OH, and S-M. Jeng, M.A. Jog, University of Cincinnatim OH.

Studies on the Breakup and Mixing of a Liquid Jet in Confined Swirling Air Flows
J.-Y. Huh, N.P. Cernansky, K.J. Choi, Drexel University, Philadelphia, PA.

Session II. Diesel Sprays
Chairpersons: D. Harrington and W. Eckerle


Visualization and Characterization of Small DI VCO Nozzle Diesel Sprays
T.F. Su, P.V. Farrell, University of Wisconsin-Madison, Madison, WI, A. Dasgupta, Caterpillar, Pontiac, IL

Collisional Behavior of Hydrocarbon Droplets
C.C. Hung, J.K. Martin, University of Wisconsin-Madison, Madison, WI.

Numerical Considerations in Modeling Diesel Sprays
J. Abraham, V. Iyer, Purdue University, West Lafayette, IN

Session III. Automotive Sprays
Chairpersons: D. Moran and J. Yang


Multidimensional Modeling of DI Gasoline Engine Sprays
Z. Han, R.D. Reitz, University of Wisconsin-Madison, Madison, WI.

Intake Port and In-Cylinder Spray Measurements in Motored Spark Ignition Engines
P.L. Kelly-Zion, D.E. Whelan, C.F. Lee, R.P. Lucht, J.E. Peters, R. A. White, University of Illinois at Urbana-Champaign, IL.

Characteristics of Gasoline Direct-Injection Sprays
F.-Q. Zhao, J.-H. Yoo, Y. Liu, M.-C. Lai, Wayne State University, Detroit, MI.

Cycle-to-Cycle Variations in Pulsed Fuel Sprays
J. Wright, J.A. Drallmeier, University of Missouri-Rolla, Rolla, MO

The Influence of Upstream Nozzle Configuration on Spray Distribution: A Numerical Investigation
D.J. Michalek, L. W. Evers, B.D. Peschke, Michigan Technological University, Houghton, MI.

Session IV. Atomization I
Chairpersons: R. Sellens and C.-F. Lee

Regimes of Jet Breakup
S.P. Lin, M.D. Hudman, Clarkson University, Potsdam, NY.

Atomization of Annular Liquid Jets
J. Shen, X. Li, Univ. of Victoria, Victoria, British Columbia, Canada.

On the Three-Dimensional Instability of a Swirling Annular Liquid Sheet Subject to Unequal Gas Velocities
M.V. Panchagnula, P.E. Sojka, Purdue University, West Lafayette, IN.

Symmetric Distortion of a Thin Liquid Sheet with Infinite Length
C. Mehring, I. Kim, W.A. Sirignano, University of California, Irvine, CA.

Symmetric Distortion of a Thin Liquid Sheet with Semi-Infinite Length
C. Mehring, W.A. Sirignano, University of California, Irvine, CA.

Nonlinear Modeling of an Infinite Electrified Jet
E. R. Setiawan, S.D. Heister, Purdue University, West Lafayette, IN.

Three-Dimensional Nonlinear Temporal Stability of Infinitely Long Thin Liquid Sheets
I. Kim, W.A. Sirignano, University of California, Irvine, CA.

Taylor-Mode Breakup of a Water Jet Under Influence of High-Velocity Air
S.C Tsai, P. Childs, P. Luu, A. Teshome, California State University, Long Beach, CA.

A Flow Visualization Study of Airless Spray Painting
G.S. Settles, Penn State University, University Park, PA.

Impact of Surfactant-Laden Drops with a Substrate in Atomization Coating and Crop Spraying
X. Zhang, Oak Ridge National Laboratory, Oak Ridge, TN, and O.A. Basaran, Purdue University, West Lafayette, IN.

Application of Phase Doppler Interferometry for Characterization of Metal Sprays Produced by a Linear Atomizer Arrangement
Y. Zhou, S.W. Lee, V.G. McDonell, G.S. Samuelsen, E.J. Lavernia, University of California, Irvine, CA, and R.L. Kozarek, Aluminum Company of America, Alcoa Center, PA.

Deformation of Molten Metal Droplets During Impact on a Solid Substrate
R. Bhola, S. Chandra, University of Toronto, Ontario, Canada.

A Probe to Measure the Particle Enthalpy at Impact During the Spray Forming Process
J.E. Fischer, University of Bremen, Bremen, Germany, R.L. Kozarek, Alcoa, Alcoa Center, PA.



Session VI. Agricultural Sprays
Chairpersons: K. Giles and K. Jonasson

The Evaporation Rates of Agricultural Spray Material at Low Relative Wind Speeds
M.E. Teske, Continuum Dynamics, Inc., Princeton, NJ, C.G. Hermansky, E.I. du Pont de Nemours and Company, Wilmington, DE, C.M. Riley, Research and Productivity Council, Fredericton, New Brunswick, Canada.

Modeling Atomization and Deposition of Agricultual Sprays
A.J. Hewitt, Stewart, Macon, MO, C. Hermansky, E.I. du Pont de Nemours and Company., Wilmington, DE, D.L. Valcore, DowElanco, Indianapolis, IN, J.E. Bryant, BASF Corp., Research Triangle Park, NC, M.E. Teske, Continuum Dynamics, Inc., Princeton, NJ.

Dynamic Considerations of Field Sprayer Design and Operation for Improved Spray Efficacy and Effective Drift Management
T. McCracken, K. Jonasson, A. Bennett, National Research Council of Canada, R. Dean, A. Johansen, Spray-Air/Alida Group. 

Location:       Committee:                  Chair, Co-Chair(s)
Quebec          Agricultural Sprays         Andrew Hewitt, Ken Giles
New Brunswick   Boilers/Furnace/Incinerator	Chris Edwards, Steve Londerville
Ontario         Diesel & Automotive         Rolf Reitz, Dave Harrington
Alberta         Industrial Sprays           Charles Lipp, Paul Sojka
Nova Scotia     Deposition and Coatings     David Leon, Enrique Lavernia
Newfoundland    Propulsion (Gas Turbines/Rockets) Ted Koblish,
                                            Curt Scheuerman, Doug Talley
Program - Tuesday, May 20
Invited Presentation- Mr. Rick Dean, Spray-Air USA, Grangeville, ID, "Environmental Stewardship for Agricultural Spray Systems"
Session VII. Injector Design I
Chairpersons: D. Michalek and C.-P. Mao

Internal Structure of Cavitating Slot Flow
M. Henry, S. Collicott, S. Heister, Purdue University, West Lafayette, IN.

The Effect of Manifold Cross-Flow on the Discharge Coefficient of Sharp-Edged Orifices
P.A. Strakey, Highes STX, Edwards AFB, CA, K.M. Olson, D.G. Talley, USAF Phillips Laboratory, CA.

Pressure Swirl Atomizer Internal Flow and Performance
A.J. Yule, J.J. Chinn, UMIST, Manchester, England.

Spray Modulation Characteristics of Simplex Nozzles
D. Wang, A.R. Ganji, Berkeley Applied Science and Engineering, Inc., C.M. Sipperley, C.F. Edwards, Stanford University, Stanford, CA.

A Study of Liquid Sheet Disintegration by Piezoelectric Modulation
I-P. Chung, C.A. Cook, C. Presser, National Institute of Standards and Technology, Gaithersburg, MD, J. Dressler, Fluid Jet Associates, Dayton, OH.

Demonstration of Spray Modulation Techniques for Control of Combustion Instabilities in Rocket Engines
W. Anderson, Penn State University, University Park, PA and J. Dressler, Fluid Jet Associates, Dayton, OH.

Experimental Assessment of 'Shear' or 'Boundary-Layer Stripping' Theories of High Speed Liquid Drops
Z. Liu, R. Reitz, University of Wisconsin-Madison, Madison, WI.

Session VIII. Injector Design II
Chairpersons: S. Tsai and S. Collicott

Aerosol Deposition via Medicinal Nebulizers
C. Mundo, A. Mansour, T. Corcoran, N. Chigier, Carnegie Mellon University, Pittsburgh, PA, F. Clementi, Devilbiss Sunrise Medical, Somerset, PA

20/20 Atomization - Using MEMS to Obtain 20 Sprays with Low Pressure Air (20 psig.)
H.E. Snyder, R.D. Reitz, University of Wisconsin-Madison, Madison, WI.

Investigation of the Performance of the Triple Concentric Air-Assist Atomizer
A. Mansour, W. Humphrey, N. Chigier, Carnegie Mellon University, Pittsburgh, PA.

Unsteadiness in Effervescent Sprays: The Influence of Fluid Physical Properties
J.T.K. Luong, P.E. Sojka, Purdue University, West Lafayette, IN.

High Mass Flowrate Effervescent Spraying of a High Viscosity Newtonian Liquid
D. Loebker, H.J. Empie, Instit. of Paper Science and Technology, Atlanta, GA.

Session IX. Diagnostics I
Chairpersons: M.-C. Lai and T. Bassett

An Optical Spray Pattern Analyzer
G. Wang, Royal Military College, R. Deljouravesh, R.W. Sellens, M.J. Olesen, Queen's University, Kingston, Ontario, Canada, M.F. Bardon, Royal Military College, Kingston, Ontario, Canada.

Time-Resolved Measurement of Liquid Mass Distribution in a Fuel Injector Spray Using an Optical Patternator
S. V. Sankar, K.E. Maher, W.D. Bachalo, Aerometrics, Inc., Sunnyvale, CA, and W.T. Mayo, Extended Vision, Seal Beach, CA.

Near Real-Time Diffraction-Based Particle Sizing Utilizing a CID Camera and Chin-Shifrin Inversion
S.E. Parrish, P.V. Farrell, University of Wisconsin-Madison, Madison, WI.



Session X. Spray Dynamics and Combustion
Chairpersons: J. Peters and S. Drennan

The Structure of a Reacting Droplet-Laden Forced Jet
K. Eickmann, C. Richards, Washington State University, Pullman, WA.

Experimental Studies in a Turbulent Non-Premixed Spray Flame
A.N. Karpetis, A. Gomez, Yale University, New Haven, CT.

Effect of Oxygen-Enriched Atomization Air on Spray Flame Characteristics
C. A. Cook, S.R. Charagundla, C. Presser, National Institute of Standards and Technology, Gaithersburg, MD, T. Damm, A.K. Gupta, University of Maryland, College Park, MD. 

Location:      Committee:                           Chair, Co-Chair(s)
Alberta	       Physics of Atomization               Norman Chigier, Andy Gaynor
Ontario        Spray Measurements & Instrumentation Scott Samuelsen, Chien-Pei Mao
Newfoundland   Computational & Modeling             Josette Bellan, Nader Rizk
Program - Wednesday, May 21
Invited Presentation: Dr. Jolyon Mitchell, Trudell Medical, London, ON, Canada, "Medical Aerosols: Techniques for Particle Size Evaluation"

Session XI. Atomization II
Chairpersons: S. P. Lin and X. Li

Observations of Droplet Streams at High Temperature and Pressure
C.S. Connon, D. Dunn-Rankin, University of California, Irvine, CA.

Prediction of Drop Size Distributions From First Principles: The Influence of Fluctuations in Relative Velocity
S.D. Sovani, P.E. Sojka, Y.R. Sivathanu, Purdue University, West Lafayette, IN.

Prediction of Drop-Size Distributions Based on Ligament Breakup
M.J. Olesen, R.W. Sellens, Queen's University, Kingston, Ontario, Canada.

On the Capillary Flow within Long Filaments of Liquid During the Drip Mode of Breakup of Ligaments of Newtonian and Non-Newtonian Fluids
Y. Tambour, A. Mansour, N. Chigier, Carnegie Mellon University, Pittsburgh, PA.

Stretching and Breakup of Liquid Threads in Drop Formation: Effects of Surfactant Additives and Electric Fields
B. Ambravaneswaran, J.S. Kim, Purdue University, X. Zhang, Oak Ridge National Laboratory, Oak Ridge, TN, O.A. Basaran, Purdue University, West Lafayette, IN.

Ligament-Controlled Effervescent Atomization
J.J. Sutherland, P.E. Sojka, M.W. Plesniak, Purdue University, West Lafayette, IN.

Measurement of the Extensional Viscosity of Polyacrylamide Solutions by Uniaxial Stretching of Fluid Filaments
A. Mansour, N. Chigier, J. Hopkins, Carnegie Mellon University, Pittsburgh, PA.

Session XII. Diagnostics II
Chairpersons: and L. Markle

Fuel Droplet Temperature Measurement in a Spray Flame
S.V. Sankar, D.M. Robart, W.D. Bachalo, Aerometrics, Inc., Sunnyvale, CA.

Analysis of Two-Color PIV Images of Isothermal Heptane Sprays: A Comparison Between Particle Tracking and Cross-Correlation Techniques
A. Tanjo, G.J. Smallwood, D.R. Snelling. , National Research Council, Ottawa, Ontairio, Canada

Gas-Phase Turbulence Measurements in the Presence of Large Spray Droplets Using Phase-Doppler Interferometry
J.A. Friedman, C. Saumweber, M. Renksizbulut, University of Waterloo, Ontario, Canada.

Review of Transient Mass Flux Measurements Using a Mechanical Transient Patternator
J. A. Hoffman, J. K. Martin, University of Wisconsin-Madison, Madison, WI.

Poster Session Abstracts


o A Two-Step Air-Blast Atomizer for Post-Flame Combustion Studies
H.L. Clack, C.P. Koshland, D. Lucas, and R. F. Sawyer, University of California-Berkeley, Berkeley, CA

o Distributed Network System for Control of Spray Droplet Size and Flow Rate from Agricultural Vehicle
K. Giles, University of California-Davis, Davis, CA, M. Stone, Oklahoma State University, Stillwater, OK, and K. Dieball, Microfirm, Inc., Stillwater, OK

o Effect of Actuation Frequency on RMS Pressure Amplitude and Atomization Quality of Piezoelectrically Modulated Simplex Atomizers
C.M. Sipperley and C.F. Edwards, Stanford University, Stanford, CA, D. Wang and A.R. Ganji, Berkeley Applied Science and Engineering, San Francisco, CA.

o Experiments on Electrostatic Atomization
T.K. Das, Washington State Department of Ecology, Olympia, WA

o Imaging of Impinging Jet Injectors at 100 KHz Rates
E.B. Coy, P.L. Strakey, R.D. Woodward, and D.G. Talley, USAF Phillips Laboratory, Edwards AFB, CA, S.R. Smith and V. Mastrocola, Princeton Scientific Instruments, Inc., Monmouth Junction, NJ

o Imaging Measurement of the Structure of a Twin Spray for Ice-Slurry Making
J. Jurng and Y.P. Lee, Korea Institute of Science and Technology, Seoul, Korea

o In-Cylinder Spray/Wall Interactions of a Gasoline Direct-Injection Engine
F.-Q. Zhao, J.-H. Yoo, and M.-C. Lai, Wayne State University, Detroit, MI

o Preparation of YBCO Precursor Powders by Spray Drying
J.C.L. Chow, Wai Lo, D.A. Cardwell and H.T. Leung, University of Cambridge, United Kingdom

o Spray Characteristics of Automotive Port Injectors: A Comparative Study
C.-P. Mao, Coltec Industries Inc., West Des Moines, IA

o Spray Vortex Interaction in a Trapped Vortex Combustor
A. Mansour and N. Chigier, Carnegie Mellon University, Pittsburgh, PA, and M. Benjamin, Parker Hannifin, Cleveland, OH

Info@ilass.uci.edu