17th Australasian Fluid

Mechanics Conference 2010

Auckland, New Zealand

5-9 December 2010

ISBN: 978-1-61782-913-0

TABLE OF CONTENTS

PLENARY SESSION

Hydrodynamics ofAquatic Ecosystems: Current State, Challenges, and Prospects 1

V, Nikora

Geothermal Fluid Dynamics 7

M.J. O Sullivan

Oro-Pharangeal-Laryngeal Flow Physics 17

Andrew Pollard, Abdul-MonsifShinneeb

CFD I - AERO-HYDRODYNAMICS

Numerical and Experimental Investigation ofHelicopter Fuselage Aerodynamics 27

Rhys Lehmann, Rami Reddy, Steve ArmfieldNumerical Study of Three-Dimensional Wind Flow Over Grain Storage Bunkers 31

Wei He, Liang Cheng, Ming Zhao, James Darby, Greg HopkinsThe Effect of Wing Corrugations on the Aerodynamic Performance ofLow-Reynolds Number

Flapping Flight 35

5. Premachandran, M. Giacobello

Development of a CFD Model for an Oscillating Hydrofoil 39

S. R. Hutchison, P. A. Brandner, J. R. Binns, A. D. Henderson, G. J. Walker

Numerical Simulation of a Supersonic Convergent Divergent Nozzle with Divergent Angle Variations

for Underexpanded Condition 43

E. M. S. Ekanayake, J. A. Gear, Y. Ding

Three-dimensional Numerical Simulation of Hydrodynamic Forces on an Oblique Cylinder in

Oscillatory Flow 47

M. Zhao, L. Cheng

MICROFLUID1CS

Computational Study of Flow in a Micro-Sized Hydrocyclone 51

Guofeng Zhu, Jong-Leng Liow, Andrew Neely

Slip MHD Flow over Permeable Stretching Surface with Chemical Reaction 55

M. H. Yazdi, S. Abdullah, I. Hashim, K. Sopian

Micro PIV Analysis ofSecondary Vortices with Observations of Primary Vortices in Single Bubble

Cavitation Microstreaming 59

J. Collis, A. Ooi, R. Manasseh

A Micro Particle Image Velocimetry System for Velocity Field Measurement in a Microchip Droplet-Forming Flow 63

Chuanpin Chen, Ben Aldham, Nan Wu, Ilija D. Sutalo, Brett A. Sexton, Yonggang Zhu

Oxygen Sensor Using a Gas-Liquid Mass Transfer in Microchip 66

Chuanpin Chen, Jeremy Lehedimky, Yonggang Zhu

A Two-sided Model for Droplet Spreading and Evaporation on Semi-confined Geometries 67

L. A. Hurmez, R. Archer

ACTIVE FLOWCONTROL I

The Influence ofForcing Frequency and Amplitude to Effectiveness of Synthetic Jets on Laminar

Separation Control 71

GuangHong

Turbulent Drag Reduction Using an Array of Piezo-ceramic Actuators 75

W. G. Zhang, Y. Zhou, H. L. Bai

Arrangement of Actuators for Active Laminar Flow Control 79

P. C. B. Kenny, J. E. Cater, K. E. Willcox

Control of Convective Rolls by Spatially Distributed Wall Heating 80

M. 2. Hosssain, J. M. Floryan

Numerical Simulation of Fluidic Modulation of Nozzle Thrust 84

AshrafAli, Andrew Neely, John Young, Brendan Blake; Jian Yang Lim

HEAT TRANSFER I

Flow Distribution in Large Area Building Integrated Solar Collectors 88

T. N. Anderson, M. Duke, J. K. Carson, B. Smith

Effect of Surface Roughness on Small-Scale Velocity and Scalar Characteristics in a Turbulent

Channel Flow 92

P. Orlandi, R. A. Antonia, S. Leonard!

Modelling of Heat and Mass Transfer Involving Vapour Condensation in the Presence of Non-

Condensable Gases 96

M. Saraireh, J. D. Li, G. Thorpe

Flow Visualization To Determine The Flow Structure In A Vortex Tube 100

Yunpeng Xue, Maziar Arjomandi, Richard Kelso

Natural Convection in a Wedge-Shaped Domain Induced by Constant Isothermal Surface Heating 104

Chengwang Lei, Yadan Mao, John C. Patterson

Modeling of Radiating Flows in the Atmospheres of the Gas Giants 108

R. G. Morgan

WIND ENERGY

Performance of a Model Wind Turbine 112

P.-A . Krogstad, J. A. Karlsen, M. S. Adaraniola

A Wind-Tunnel Investigation ofthe Wake Behind a Wind-Turbine in a Turbulent Boundary-LayerFlow 116

S. Cochard, D. Lander

Advances in Computational Fluid Dynamics for Modelling Wind Flow Over Complex Terrain 120

J. P. Osullivan, R. A. Archer, R. G. J. Flay

Turbulence Effects on Wind Flow Over Complex Terrain 121

M. Sherry, J. Sheridan, D. Lo Jacono

Wind Tunnel Testing of a Wind Turbine with the Telescopic Blades: The Influence of Step Change in

Chord 125

Mustahib Imraan, Rajnish N, Sharma, R. G. J. FlayWind Turbine Wake Modelling Using Large Eddy Simulation 129

S. E. Norris, J. E. Cater, K. A. Stol, C. P. Unswarth

CFD II - METHODOLOGIES

Hybrid Volume-of-Fluid and Discrete Particle Solver for Oil-Mist Filter Simulations 133

A. J. C. King, B. J. Mullins, G. Ladenburger

Viscosity and Validity ofa Kinetic Theory Based Flow Modelling Scheme 137

M. C. Jermy, C. W. Lim, N. Kabaliuk, M. R. Smith, C.-S. Wu

Simulation of Fluid Flows at High Reynolds/Rayleigh Numbers Using Integrated Radial Basis

Functions 138

D. Ho-Minh, K. Le-Cao, JV. Mai-Duy, T. Tran-CongIntersection Marker (ISM) Method for Tracking a Deformable 2D Surface in 3D Eulerian Space 142

Mark K. Ho, Guan H. Yeoh, Victoria Timchenko, John A. Reizes

Simulations ofSupersonic Flows Using New Kinetic Scheme Based on the Free-Molecular-TypeEquation 146

T. Kataoka

Analysis of the Anisotropy of Finite Difference Schemes 150M. E. Young, A. Ooi

GEOTHERMAL

Natural Draft Dry Cooling Tower Modelling 154

K. Hooman

Development of a New Correlation for Measuring Two-Phase Flow in Geothermal Pipelines Using

Orifice Plates160

Sarah Helbig, Sadiq Zarronk

Reinjection at Wairakei Tauhara Geothermal Field 161

E. Kaya, M. J. O'Sullivan

Large-Scale Natural Convection in the Wairakei-Tauhara Geothermal Field 165

E. K. Clearwater, M. J. O'Sullivan

Medium- and Fluid-Compressibility Effects in Flows through Hot Sedimentary Aquifers 169

Simon L. Marshall, Raj Das

Dynamic Model Development of a Brayton-Cycle Based Power-Loop for a Geothermal Power Plant 173

Rajinesh Singh, Andrew S. Rowlands, Peter Jacobs

ACTIVE FLOW CONTROL II

Low Velocity-Ratio Pitched and Skewed Jet in a Turbulent Boundary Layer 174

J. W. Jewkes, Y. M. Chung

Flow Control in Micro-channels Using Groove Orientation 178

A. Mohainmadi, J. M. Floryan

Accuracy of Instantaneous Flow Rate Estimation Using Pressure Measurements 182

A. Kashima, P. J. Lee, R. Nokes

Frequency Selection in Time-Dependent Open Flows 186

J. S. Leontini, M. C. Thompson

Quasi-2D Simulation of Liquid Metal Flow Past a Cylinder in a Duct Exposed to a Magnetic Field 190

Wisam K, Hussam, Mark C. Thompson, Gregory J. Sheard

Turbulent Round Jet Control Using Two Steady Mini-Jets 194

C. Du, ¥. Zhou, J. Mi

HEAT TRANSFER II

A Thermodynamic Model for a High-Pressure Hydrogen Gas Filling System Comprised of Carbon-

Fibre Reinforced Composite Pressure Vessels 198

P. L. Woodfield, M. Monde

Fluid Flow and Thermal Characteristics in a MicroChannel with Cross-flow Synthetic Jet 202

T. T. Chandratilleke, D. Jagannalha, R. Narayanaswamy

The Use ofThermochromic Liquid Crystals to Investigate Heat Transfer Enhancement in a Channel

with a Protrusion206

O. Alshroof, C. Doig, T. J. Barber, A. J. Neely, V. Timchenko

Natural Ventilation Induced by Solar Chimneys210

B. P. Huynh

The Stability of Conjugate Natural Convection Boundary Layers 214

N. Williamson, S. W. Armfleld

WIND ENGINEERING /ATMOSPHERIC PHYSICS

Covariance Integration Approach to the Determination of Influence Coefficients of Internal Pressure

in a Low Rise Building218

T. K. Guha, R. N. Sharma, P. J. Richards

Steady Aerodynamics ofRod and Plate Type Debris 222

P. J. Richards

An Experimental Study Of Wind Force Acting On Commericial Double-Layered Square Metal

Screens At Different Spacing226

AhmadShariflan

Two-point Correlation Statistics in the Atmospheric Surface Layer 230

K. Chauhan, N. Hutchins, J, Monty, I. Marusic

Radiative Instability of Vortices in a Stratified Fluid 234

S. LeDizes, X. Riedinger, P. Meunier, P. Billanl

CFD III - HEAT TRANSFER

Numerical Simulation of a Natural Ventilation Flow with a Line Heat Source Using Various/Vdvection Schemes 235

T. Hatlori. S. W. Armfield, M. P. Kirkpatrick

Two- and Three-Dimensional Simulation of Combined Natural Convection Cooling of a Drink Can 239

S. Jiracheewamm, S. W. Armfield, M. Behnia

Effect of Under-Floor Blockages and Perforated Tile Openings on the Performance of Raised-Floor

Data Centres 243

B. Fakhim, N. Srinarayana, M. Behnia, S. W. ArmfieldNatural Convection Flows in Reservoir Sidearms Using Large Eddy Simulation and an Immersed

Boundary Method 247

K. A. Dit/ko, M. P. Kirkpatrick, S. W. Armfield

AERODYNAMICS I

Local Corotation of Line Segments and Vortex Identification 251

V. Koldr, P. Moses, J. Sistek

Experimental Study of Vortex Meandering 255

Thomas Leweke, Clement Roy

An Investigation of Three-Dimensional Effects on the Performance of Tubercles at Low ReynoldsNumbers 256

K. L. Hansen, R. M. Kelso, B. B. Dally

A New Velocity Scale for Turbulent Boundary Layers with Adverse Pressure Gradients 260

SyedImran Shah

Estimation of Dynamic Stability Derivatives of a Generic Aircraft 264

Stefan Schmidt, Daniel M. Newman

A Three-Dimensional Transient Growth and DNS Analysis of 'High Tail' and 'Flat Tail' Aircraft

Configurations 268

Chris L. Ellis, Kris Ryan, Gregoty J. Sheard

MEDICAL FLOWS

Pressure Losses In Neonate Breathing 272M. C. Jenny, C. S. Spence, R. Collingwood, T. Wenborn, A. Green, M.-X. Lei, J. Eaton-Evans

Flowthrough a Model of an Asymmetric Stenosis 273Martin Griffith, Mark C. Thompson, Thomas Leweke, KerryHourigan

Steady Inflow Through a Model Aneurysm: Global and Transient Stability 274G. J. Sheard, H. M. Blackburn

Shear Rate Gradients within an in Vitro Thrombotic Environment 278C. J. Butler, K. Ryan, G. J. Sheard

Flow Field And Surface Displacement in Flexible Silicone Models of Stenosed Arteries 282

P. H. Geoghegan, M. C. Jermy, D Nobes, N, Buchmann

Stereoscopic Particle Image Velocimetry Measurement of Articulatory Airflow for Validation ofa

Computer Model of Speech 283C. J. T. Spence, P. H. Geoghegan, X. B. Lu, M. C. Jermy, P. J. Hunter, J. E. Cater

HYDRAULICS

Flow Convergence at the Tip and Edges of a Viscous Dam Break Wave 284

T. E. Baldock, R. Grayson, B. Torr, H, E. Power

An Experimental Investigation of Pressure Loss in Canvas Fire Hose 288

Aaron Doull, Phuoc Huynh

Advanced Particle Tracking for Sediment Movement on River Beds: A Laboratory Study 292K. G. Heays, H. Friedrich, B. W. Melville

Evolution of Unconfined Turbidity Current Deposits: An Experimental Study 296

T. W. H. Songster, H. Friedrich, L. J. Strachan

Initial Investigations into the Unsteady Operation of Hydroelectric Systems During Rapid Starting ofFrancis Turbines 300

D. R. Giosio, A. D. Henderson, J. E. Sargison, J. M. Andrewartha, G. J. Walker

Performance of a New Stator-Diffuser Design for an Axial-Flow Pump Unit 304

Anna Czlonka, Tony Nelson, Richard Dibbs, Phuoc Huynh

JETS, WAKES AND BOUNDARYLAYERS I

Flow Around a Square Cylinder with a Detached Downstream Flat Plate at a Low Reynolds Number 308

MohamedSukri Mat AH, Con J. Doolan, Vincent WheatleyStabilisation of the Von Karman Alley in a Stratified Cylinder Wake 312

Patrice Meunier

Progress of Laminar-Turbulent Transition in a Two-Dimensional Mixing Layer (Quantitative

Representation of Transition Process) 313

M Ichimiya, S. Kamada

Investigations ofEckert-Weise Energy Separation in the Wakes of Turbine Blades and Circular

Cylinders 317

J. P. Gostelow, W. E. Carscallen

CFD IV - STRUCTURE AND STABILITY

Transient Growth Analysis for Axisymmetric Pulsatile Pipe Flows in a Rigid Straight Circular Pipe 321

D. M. Smith, H. M. Blackburn

On the Stability of Time-Periodic Pipe Flow 325

J. R. A. Nebauer, H. M. Blackburn

Stability of Steady Flow Through a Corrugated Pipe 329

S. A. Loh, H. M. Blackburn

Early Transition of Separated and Reattaching Flows 333

M. C. ThompsonDirect Numerical Simulation of 3D Steady Streaming Induced by Honji Instability 337

H. An, L. Cheng, M. Zhao

AERODYNAMICS II

Computational Fluid Dynamics Analysis of the 1303 Unmanned Combat Air Vehicle 341

J, Brett, I. Tang, N. Hutchins, A. Valiyff, A. Ooi

Detached-Eddy Simulation of the Dynamic Loads ofC-130H with Open Cargo Bay 345

Stefan Schmidt

Analysis of Ornithopter-Wing Aerodynamics 349

A. Valiyff, J. R. Harvey, M. B. Jones, S. M, Henbest, J. L. Palmer

Effects of Aeroelasticity on Flapping Wing Propulsion 353

S. Tobing, J. Young, J. C. S. Lai

Validation of Mean Lift Estimates for Normal Hovering Flight 357

J. R. Harvey, J. L. Palmer

COMPUTATIONAL / EXPERIMENTAL TURBULENCE I

An Investigation Into the Effects ofHighly Directional Surface Roughness on Turbulent BoundaryLayers 361

B. Nugroho, V. Kulandaivelu, Z. Harun, N. Hutchins, J. P. Monty

New Drag Balance Facility For Skin-Friction Studies In Turbulent Boundary Layer At HighReynolds Numbers 365

T. M. Krishna, C. M. De Silva, I. Maruslc

Prediction of Free-Stream Turbulence Variation at the Leading Edge of an Axial Compressor Blade 369

S, C, T. Perkins, A. D. Henderson, G. J. Walker, J. E. Sargison

Conditional Large-Scale Structure of a High Reynolds Number Turbulent Boundary LayerN. Htilchins, J. P. Monty, B. Ganapalhisubromani, H. Ng, I. Marusic

373

OCEANOGRAPHY

Scattering of Gravity Waves by Potential Vorticity in a Shallow Water Fluid 377

Marshal] L. Ward, William K. Dewar

Shallow Wake Flows And The Shallow-Water Approximation 378

M.J. O'Byrne, R. W. Griffiths, G. O. Hughes

Modelling Tsunami Generated by Submarine Landslides 379

R. I. Nokes, L. P. Sue. M. J. Davidson

Wave Run-Up Investigation on a Square Cylinder 383

Nitin Repalle, Krish Thiagarajan, Fiona Paterson

Unsteady Turbulence in Tidal Bores: Ensemble-average or VITA? 387

H. Chanson, N. J. Docherty

JETS, WAKES AND BOUNDARY LAYERS II

The Invariants of the No-Slip Tensor in Wall-Bounded Flows 391

M Chong, 1. Manisic

Scaling of Inner and Outer Regions for Flat Plate Boundary Layers 395

R. Maihis, N. Hulchins, 1. Manisic

Constant Adverse Pressure Gradient Turbulent Boundary Layers 399

Z Harun, J. P. Monty, !. Marusic

Evolution of Zero Pressure Gradient Turbulent Boundary Layers 403

V. Kttlandaivelu, I. Marusic

Effects of Free-Stream Vorticity on the Blasius Boundary Layer 407

D. A. Pook, J. H. Watmuff

CFD V - FREE SURFACE & GEOLOGICAL FLOWS

CFD Analysis of a High Speed Paddlewheel 412

W. C. Bowen, K. V. Alexander

Simulation of Flow across a Spinning Disc 416

/. Boiarkina, S. Norris

Numerical Study of Density Ratio Effects and Compressibility of Gas Phase in Sloshing 417

Ashkan Rafiee, Krish Thiagarajan, J. J. Monaghan

Simulating Rock Fracture due to Magma Intrusion Using a Mesh-free Method 421

R. Das, Y. Zhang, P. Schaubs, P. W. Clear)'

Enhanced Natural Gas Recovery by Carbon Dioxide Injection for Storage Purposes 427

B. Feather, R. A. Archer

COMPUTATIONAL / EXPERIMENTAL TURBULENCE II

A Direct Numerical Simulation Investigation of Rheology Parameter in Non-Newtonian Suspension

Flow in Open Channels 431

R. Guang, M. Rudman, A. Chryss, S. Bhattachaiya, P. Slatter

Optimising a Numerical Model for Flow Pattern Studies of Stormwater Retention Ponds 435

S. Khan. B. W. Melville, C. Fischer, J. Y. Shamseldin

Fluid Mechanics of Displacement Air-Conditioning 439

N. P. Bartos, M. P. Kirkpatrick, S. W. Armfield

The Influence of Pipe Length in Direct Numerical Simulation 440

C. Chin, A. Ooi, I. Marusic, H. M. Blackburn

TIDAL ENERGY

The Role of Onset Turbulence on Tidal Turbine Blade Loads 444/. A. Milne, R. N. Sharma, R. G. J. Flay, S. Bickerton

Pressure Fields, Flow and Energy Extraction in Arrays of Tidal Stream Turbines 448Tim Divetl, Craig Stevens, Ross Vennell

Numerical Simulation of Flow-Driven Flapping-Wing Turbines for Wind and Water Power

Generation 449J. Young, M. A. Ashraf, J. C. S. Lai, M. F. Platzer

Tuning Turbines in Large Tidal Farms 453

Ross Vermeil

JETS, WAKES AND BOUNDARY LAYERS III

Effect of a Cylinder Array on the Downstream Development of a Turbulent Boundary Layer 454

M. D. Ryan, C. Ortiz-Duenas, E. K. Longmire

Laminar-Turbulent Transition of the Flat-Plate Boundary Layer by a Line ofRoughness Elements

(Development of Turbulent Quantities within Turbulence Wedges) 455

M. lchimiya, Y. Fujiwara

Using a Rotating Torus to Probe Unsteady Boundary Layer Separation 459

R. J. Clarke, J. P. Denier, R. E. Hewitt

Interaction Mechanisms of Hairpin Vortices in Turbulent Boundary Layers 460

C. Ortiz-Duenas, E. K. Longmire

High Fidelity Measurements of Fully Developed Turbulent Flow in Pipes and Channels 461

J. P. Monty, H. C. H. Ng, N. Htttchins, M. S. Chong, 1. Marusic

CFD VI - GAS DYNAMICS AND TURBOMACHINERY

Hypersonic Drop-Tests of a Sphere: CFD Comparison to Experimental Results 465R. Chaudhury, G. Doig, A. Neely, T. Barber

Survey of the Central Plug Shape of the Aerospike Nozzle 469

A. Shahrokhi, S. Noori

Experimental and Computational Analysis of a Transonic Compressor Rotor 473

A. Boretti

Fluid-Structure Interaction of Gas Turbine Blades 477

P. Dhopade, A. J. Neely, J. Young

Relationship Between the Pressure at the Casing Wall and at the Blade Tip for a Vibrating Turbine

Blade 481

Osama N. Alshroof, Gareth L. Forbes, Robert B. Randall

ENVIRONMENTAL FLOWS

Modelling ofTracer Fluxes in Complex Canopies by Means of Conformal Mapping and Multifractal

Formalism 485

A, Skvortsov, A. Walker

The Effects of Topography on Mixing Rates in Controlled Exchange Flows 490

R. W. Griffiths, G. O. Hughes, T. Prastowo, A. McC. HoggBottom Boundary Layer Dynamics in an Internal Wave Generation Zone 491

C. E, Bluteau, N. L. Jones, G. N. Jvey, C. B. Pattiaratchi

A Numerical Study of the Energy Budget in Internal Bores 495

Z. Borden, E. Meiburg

Rheological Controls on the Dynamics of Channeled Lava Flows 499

J. C. Robertson, R. C. Kerr

COMPUTATIONAL / EXPERIMENTAL TURBULENCE III

Effect ofInitial Conditions on Flow Past Grids of Finite Extension 503

F. Pierella, L. R. Scetran

Wake Measurements of a Pitching Plate Using Multi-component, Multi-dimensional PIV Techniques 507A-J. Buchner, N. A. Buchmann, J. Soria

Effect of Angle on Particle Deposition in an Impingement Jet 511T. G. Walmsley, M. R. W. Wahnsiey, S. Zhao, J. R. Neale. M. J. Atkins

Decay of a Passive Scalar in Stretched Grid Turbulence 515

£. K. Lee, L. Djenidi, R. A, Anlonia

Low Reynolds Number Bed Shear Stress Measurements Behind a Backwardfacing Step Using PIV 519M. Trevethan, J. E. Cater, S. E. Coleman

MULTIPHASE FLOWS I

Air-Water and Water Projections in Hydraulic Jumps 523Y. Chachereau, H. Chanson

Towards Large Eddy Simulation of Bubble Dispersion in High Reynolds Number Wake Flows 527

S. J. Zhit, H. M. Blackburn, B. Anderson, A. Ooi

On Modelling Horizontal Gas-Liquid Flow Using Population Balance Approach 531

C. Li, G. H. Yeoh, S. C. P. Cheung, J. Y. Tu

An Assessment of Average Bubble Number Density Model for Bubbly Flows 535

S. C. P. Cheung, X. Y. Ducrn, G. H. Yeoh, J. Y. Tu, E. Krepper, D. Lucas

A Method to Characterise Jets Using Correlations of Large-Scale Features in Instantaneous Planar

Images 539

C. H. Birzer, P. A. M. Kalt, G. J. Nathan

Towards Modelling Bloodstain Formation 543

M. Sellier, G. Baechtel, M. C. Taylor

GENERAL FLUID MECHANICS

Assessment of Stress-Sensitive Porous Media Properties from Fluid Flow Rate Transients 547R. A. Archer

Horizontal Convection in an Enclosure with Fixed and Moving Walls 551

K. Y. Wong, M. P. King, G. J. Sheard

Pre-Unstable Set of Multiple Transient Three-Dimensional Perturbation Waves and the Associated

Turbulent State in a Shear Flow 555

S. Scarsoglio, D. Tordella

Dense Gravity Currents in a Rotating, Adverse, Converging Channel 559

A. J. S, Cuthbertson, P. A. Davies, J. Laanearu, A. K. Wahlin

Stability of Plane-Poiseuille Flow Interacting with a Finite Compliant Panel 563

M. W. Pitman, A. D, Lucey

CFD VII - MEDICAL

A Numerical Study on the Physiological Pulsatile Flow through an Eccentric Arterial Stenosis 567

A. B, M. Toufique Hasan, Sumon Saha, Md, Tarekul Alam, Md. Nasim Hasan, Md. ArifHasan Manntn, A. K. M.

Sadrul Islam

Meshing Challenges in Complicated FSI Flows: Aortic Dissection and Coiled Aneurysms 571

K. R. Moyle, Y. Ventikos

Numerical Comparison of Air Flow Patterns in the Upper Airways of Adults and Neonates 575N. M. Stringer, J. E. Cater, J. Salon-Evans, C. White

Computational Fluid Dynamic Study of Upper Airway Flow to Predict the Success of Oral Appliancesin Treating Sleep Apnea 579

Moyin Zhao, Trade Barber, Peter Cistulli, Kate Sutherland, Gaiy Rosengarlen

HYDRODYNAMICS I

An Experimental Study of Slamming Impact During Forced Water Entry 583

Tain Truong, Nitin Repalle, Fabrizio Pistani, Krish ThiagarajanPractical CFD to Compute Resistance, Sink and Trim ofFully Appended Sailing Yachts 587

/. M Viola, R. G. J. Flay, R. Ponzini

Numerical Simulation of Particle Capture by Circular Cylinders 591

A. Espinosa, M. Ghisalberti, G. Ivey, N. Jones

Flow Around An Axially Symmetrical Slender Body With Perforated Boundaries 595

A. Skvortsov, M. Roberts, K. Gaylor, C. Norwood

SPORTS AERODYNAMICS I

A Comparative Study of Golf Ball Aerodynamics 599F. Alam, H. Chowdhmy, H. Moria, R. L. Brooy, A. Subic

Pressure Measurements on Full-Scale and Model-Scale Upwind Sails 603

/. M. Viola, E. Gauvain, R. G. J. Flay

MULTIPHASE FLOWS II

Numerical Simulation of Two-Phase Flow and Solute Transport During Microbial Enhanced Oil

Recovery 607

J. Li, J. Liu, M. G. Trefry, J. Park, K. Liu, B. Haq, C. D. Johnston, B. Clenneli, H. Volk

An Experimental Investigation of Microbubble Generation in a Confined Turbulent Jet 611

P. A. Brandner, G. Wright, B. Pearce, L. Goldsworthy, G. J. Walker

Investigation of the Interaction Between Diesel Spray and Porous Medium 6J5

Navid Shahangian, Jamil Ghojel

Energy Dissipation through Sloshing in an Egg-Shaped Shell 619

Adam P, Marsh, Mahesh Prakash, S. Eren Semercigil, Ozden F. Turan

JETS. WAKES AND BOUNDARY LAYERS IV

Effect of Flow Parameters on an Obliquely Impinging Jet in a Cross Flow 623

R. E. Jones, R. M. Kelso, B. B. Dally

Surface-Flow Topology of Deflected Jets Through a Short Cylindrical Chamber 627

S. K. Lee, P. V. Lanspeary

Numerical Simulation of a Bifurcating Jet Within a Radially Confined Domain 631

S. T. M. Dawson, H. M. Blackburn

On the Influence ofInitial Conditions on a Turbulent Plane Jet- The Role ofNozzle Exit Area - 634

Ravinesh C Deo, Graham JeroldNathan, Jianchun Mi

COMBUSTION

Modes ofRe-ignition in Turbulent Diffusion Flames Approaching Blow-off. 638

M. Juddoo, W. O'Loughlin, A. R. Masri

Statistical Modeling to Determine Resonant Frequency Information Present in Combustion Chamber

Pressure Signals 639

T. A. Bodisco, R. J. Brown

On Sound Production from the Interaction of Two Planar Flames 643

M. Talei, M. J. Brear, E. R. Hawkes

Variation of Lift-off Heights with Fuel Mixtures for Flames in Vitiated Co-flows 647

W. T. O'Loughlin, R. A. Edakatt, A. R. Masri

Comparison of Spark and Glow Plug Jet Ignition Pre-chambers 651

A. Boretti

HYDRODYNAMICS II

Phase Randomization of Three-Wave Interactions in Capillary Waves 655

Horsi Punzmann, MichaelShats, Hua Xia

LDV Measurements of a Turbulent Channel Flow with Smooth and Rough Surfaces 656

Y. B. Zhang, D. F. Che

A Numerical Investigation of the Viscous 2-D Cavitating Flow over a Wall-Mounted Fence 660

B. W. Pearce, P. A. Brandner, J. R. Binns

Simulations of Axisymmetric lncrtial Waves in a Rotating Container ofFluid

R. Balchelor, H. M. Blackburn, R. Manasseh

664

SPORTS AERODYNAMICS II

Experimental Evaluation of Ski Suit Performance 668

H, Chawdhwy, F. Alam. D. Mainwaring, D. Forster, J. Beneyta-Ferre, M. Tate, A. Subic

Aerodynamics of Racing Bicycle Helmets- An Experimental Study 672

FirozAlam, Hantn Chowdliwy, Hazim Moria, Aleksandar Subic

Experimental Measurements and a Simple Model of the Boundary Layer of a Track Cyclist 673

L. Underwood, M. C. Jermy

Aerodynamics of High Cadence Cycling 674

R, Baidya, J. P. Monty, N. Hutchins

TOMOGRAPHIC P1V

Pulsed, High-Power LED Volume Illumination for Tomographic Particle Image Velocimetry 678

N, A. Buchmann, C. Wiliert, J. Soria

Computed Tomographic X-ray Velocimetry of Biofluid Flows 682

K, Hourigan, Stephen Dubsky, R. A. Jamison, S. C. Irvine, K. K. W. Sin, R. Bryson-Richardson, A. Fouras

Reduced Order Estimation of Nonstationary Flows with Electrical Impedance Tomography 683

A. Lipponen, A. Seppanen, J. P. Kaipio

3D3C Tomographic PIV Measurements in Grid-generated Homogeneous Isotropic Turbulence 687

N. A. Buchmann, N, Trelevan, C. Atkinson, S. Soria

JETS, WAKES AND BOUNDARY LAYERS V

Experimental Study on Passive Scalar Diffusion in a Round Counter Jet by a Combined PIV and

PLIF Measurements 688

H. Tsunoda

Critical Froude Number for Transition From a Steady to an Unsteady Plane Fountain Injected into a

Homogeneous Fluid 692

N. Srinarayana, S. W. Armfleld, M. Behnia, Wenxian Lin

Entrainment in Turbulent Fountain Flow 696N. Williamson, S. W. Armfie/d, Wenxian Lin

Flow Visualisation to Identify Mechanisms Leading to Axis-Switching of Slotted Synthetic Jets 700

C. Fischer, R. N. Sharma, G. D. Mallinson

LES/DNS I

LES of a Passive Control for Vortex Shedding from Bluff Bodies: Comparisons with Experiments and

Near Wake Topology 704

Andrew A. Antiahos, S. Eren Semercigil, Ozden F, Txtran

Large Eddy Simulation of a Partially-Confined Triangular Jet with Self-Excited Low-FrequencyOscillation 708

M. Xu, J. Mi

Numerical Study of Heat Transfer in a Fully Developed Turbulent Pipe Flow 712

S. Saha, C. C. Chin, H. M. Blackburn, A. Ooi

A Refined Stretched-Vortex Model for Large-Eddy Simulation of Turbulent Mixing Layers 7167*. W. Mattner

INDUSTRIAL FLOWS I

Analysing an Efficient Liquid Sloshing Absorber for Vibration Control Using SPH 720J. A. Grant, M. Prakash, S. E. Semercigil, 0. F Turan

The Effect of Incidence Angle Variation of a Square Cylinder on its Dynamic Response and Wake

States 724

J. Zhao, A. Nemes, D. Lo Jacvno, J. Sheridan

Experiments and Numerical Predictions with a Trapezoidal Sloshing Absorber for Structural Control 728

Sean Herman, Mahesh Prakash, S. Eren Semercigil, Ozden F. Turan

The Effect of Fin-and-Tube Heat Exchanger Resistance on Inlet Flow Maldistribution Related

Pressure Drop Penalties 732J. Hoffmann- Vocke, J. R. Neale, M. Walmsley

AERO-ACOUSTICS I

Cancellation Effects Introduced by the "Enthalpy Flux-Momentum Flux" Couping Term in the

Acoustic Spectrum of Heated Flows at Supersonic Speeds 736

M. Z. AfsarPrediction of Noise Induced by Low Mach Number Flows Using a Hybrid CFD/BEM Approach 740

P. Croaker, N. Kessissoglou, D. Norrison, R. Widjaja, C. Rosengarlen

The Flow and Noise Generated by a Sharp Trailing Edge 749

D. J. Moreau, C. J. Doolan, U. R. Telhw, M. Roberts, L. A. Brooks

Sound Generation By Acceleration of Density Inhomogeneities and Steady Heat Communication 753

N. Karimi, M. J. Brear

EXPERIMENTAL TECHNIQUES I

Skin Friction Measurement in Zero and Adverse Pressure Gradient Boundary Layers Using Oil Film

Interferometry 757

R. Madad, Z. Harun, K. Chauhan, J. P. Monty, I. Marusic

Implementation ofHot-wire Anemometry at DSTO for High-Subsonic and Transonic Mach Number

Applications 761

J. H. Watmuff, M. B. Jones, A. Valiyff

Application ofUltrasonic Velocity Profiler (UVP) in the Minerals Industry 765

K. Mohanarangam, W. Yang, K. Simic

Accuracy of Tomo-PIV Data for a Turbulent Round Jet 769

M. Khashehchi, C. Atkinson, G. E. Ehinga, A. Ooi, I. Marusic, J. Soria

Digital Image Analysis of Airborne Blood Droplets and Spatter Patterns 773

M. C. Jermy, G. Caillaud, M. C. Taylor

Mapping Temperature Distributions in Hot Gas Plumes 774

A. J. Neely, R. Sandri

GAS DYNAMICS

Falling Film Transition and Heat Transfer on Horizontal Circular Cylinders 778

F. A. Jafar, G. R. Thorpe, 6. F. Turan

Simulation ofUnsteady Low Pressure Flow in Pulsed Pressure Chemical Vapour Deposition Process

Using the Quiet Direct Simulation Method 782

C. W. Lint, M. C. Jermy, J.-S. Wv, S. P. Krumdieck

Improving the Accuracy of a ID Gas Dynamics Model 783

Greg Gibbes, Guang Hong

General Boundary Solution Method for ID Gas Dynamic Models 787

Greg Gibbes, Guang Hong

Fuel Injection via Rectangular Cross-section Injectors for Mixing Enhancement in Scranijets 791

V. Wheatley, P. A. Jacobs

Aerothermodynamics of Hypersonic Shock Wave Boundary Layer Interactions 795

N. R. Deepak, S. L. Gai, A. J. Neely

LES/DNS II

Impact of Resolution on Stochastic Subgrid Parameterisations for Atmospheric Flows 799

V. Kitsios, J. S. Frederiksen, M. J. Zidikheri

One-Equation Sub-Grid Scale (SGS) Modelling For Eulerian-Eulerian Large Eddy Simulation

(EELES) of Two Phase Solvent Extraction Pump Mixer Unit 803

Mandar Tabib, Philip Schwarz

Decay of MHD Turbulence at Low Magnetic Reynolds Number 808

P. Bwattini, 0. Zikanov, B. Knaepen

INDUSTRIAL FLOWS II

Cold Modelling of Two Phase Separation in a Rotary Holding Furnace 812

A. S. Burrows, J. L. Liow, K. Brady

Energy Dissipation Characteristics of a Granular Flow Damper 816

S. C. Dragomir, M. Sinnott, S. E. Semercigil, 0. F. Turan

Modelling Penstock Pressure Pulsations in Hydro-Electric Power Stations 820

S. E. Kube, A. D. Henderson, J. E. Sargison

Numerical and Experimental Investigation of Air Flow in Refrigerated Display Cabinets 824

James Lam, Chris Beves, Trade Barber, Victoria Timchenko, Rafiqul Islam, Guam Heng Yeoh

AERO-ACOUSTICS II

Aeroacoustic Measurements of a Deep Cavity in a Low Speed Flow 828

M. B. Jones, J. H. Watmuff, S. M. Henbesl

Rectangular and Modified Two-Dimensional Cavities in an Open-Jet Anechoic Wind Tunnel at Low

Mach Number 832

K. Schumacher, C. Doolan, R. Kelso

Aerodynamic Sound from Two Parallel Circular Cylinders with Angle of Attack in Uniform Flow 836

M. Miyala, Y. Hayashi

EXPERIMENTAL TECHNIQUES II

Stagnation Temperature Measurements in the USQ Hypersonic Wind Tunnel 840

A. S. Widodo, D. R. Buttsworlh

Investigating the Hydrodynamic Performance of a Gross Pollutant Trap 845

J. T. Madhani, R. J. Brown

The Capture/Retention Investigation of a Gross Pollutant Trap 849

J. T. Madhani, R. J. Brown

Development of a Small Icing Wind Tunnel for Simulating the Initial Stages of Solid Phase Ice

Accretion 853

KhalidSaleh, David Buttsworlh, Talal Yusqf

Design of Lightweight Pistons for the X2 and X3 Expansion Tube Free-Piston Drivers 857

D. E. Gildfmd, R. G. Morgan, M. McGilvray, P. A. Jacobs, T. Eichmann, R. J. Stalker, P. Teakle

Author Index