**Proceedings of the Seventeenth Australasian Fluid Mechanics Conference **

**Table of Contents **

Proceedings of the 17th Australasian Fluid Mechanics Conference 5-9th December 2010 Edited by Prof. G.D. Mallinson and Dr J.E. Cater Published by the Faculty of Engineering in association with the Centre for Continuing Education The University of Auckland

ISBN: 978-0-86869-129-9

The G.K. Batchelor Lecture

*Geothermal fluid dynamics, *MJ O'Sullivan

Plenary Papers

*Hydrodynamics of aquatic ecosystems: Current state, challenges, and prospects, *V Nikora

Oro-Pharangeal-Laryngeal flow physics, A Pollard

Active Flow Control

*Accuracy of instantaneous flow rate estimation using pressure measurements, *A Kashima, P Lee, R Nokes*
Control of convective rolls by spatially distributed wall heating, *MZ Hossain, JM Floryan

Frequency selection in time-dependent open flows,

Quasi-2D simulation of liquid metal flow past a cylinder in a duct exposed to a magnetic field,

The influence of forcing frequency and amplitude to effectiveness of synthetic jets on laminar separation control

Aero-acoustics

Cancellation effects introduced by the ‘Enthalpy Flux-momentum Flux’ coupling term in the acoustic spectrum of heated flows at supersonic speeds,

Sound generation by acceleration of density inhomogeneities and steady heat communication,

Aerodynamics

A three-dimensional transient growth and DNS analysis of ‘high tail’ and ‘flat tail’ aircraft wakes,

**CFD I – Aero-hydrodynamics**

*Development of a CFD model for an oscillating hydrofoil, *S Hutchinson, P Brandner, J Binns, A Henderson, G Walker*
Fluid-structure interaction of gas turbine blades, *P Dhopade, AJ Neely, J Young

Numerical study of three-dimensional wind f low over grain storage bunkers,

CFD II – Methodologies

Hybrid volume-of-fluid and discrete particle solver for oil-mist filter simulations,

CFD III – Heat Transfer

CFD IV – Structure and Stability

Transient growth analysis for axisymmetric pulsatile pipe flows in a rigid straight pipe,

CFD V – Free Surface & Geological Flows

CFD VI - Gas Dynamics and Turbomachinery

Meshing challenges in complicated FSI flows: Aortic dissection and coiled aneurysms,

**Combustion
**

Computational/Experimental Turbulence

An investigation into the effects of highly directional surface roughness on turbulent boundary layers,

Environmental Flows

**Experimental Techniques I**

*Accuracy of tomo-PIV data for a turbulent round jet, *M Khashehchi, C Atkinson, G Elsinga, A Ooi, I Marusic, J Soria*
Application of ultrasonic velocity profiler (UVP) in the minerals industry, *K Mohanarangam, W Yang, K Simic

**Gas Dynamics**

*Aerothermodynamics of hypersonic shock wave boundary layer interactions, *DN Ramanath, S Gai, A Neely

*A general boundary solution method for 1D gad dynamic models, *G Gibbes, G Hong

*Falling film transition and heat transfer on horizontal circular cylinders*, F Jafar, G Thorpe, O Turan

*Fuel injection via rectangular cross-section jets for mixing enhancement in scramjets, *V Wheatley, P Jacobs

*Improving the accuracy of a 1D gas dynamics model, *G Gibbes, G Hong

**General Fluid Mechanics**

*Assessment of stress-sensitive porous media properties from fluid flow rate transients, *R Archer

*Dense gravity currents in a rotating, adverse, converging channel,* AJS Cuthbertson, P Davies, J Laanearu, AK Wåhlin

*Horizontal convection in an enclosure with fixed and moving walls, *K Wong, M King, G Sheard

*Pre-unstable set of multiple transient three-dimensional perturbation waves and the associated turbulent state in a shear flow, *D Tordella, S Scarsoglio*
Stability of Plane-Poiseuille flow interacting with a finite compliant panel, *M Pitman, A Lucey

**Heat Transfer **

*A thermodynamic model for a high-pressure hydrogen gas filling system comprised of carbon-fibre reinforced composite pressure vessels, *P Woodfield, M Monde*
Effect of surface roughness on small-scale velocity and scalar characteristics in a turbulent channel flow*, R Antonia, P Orlandi, S Leonardi

The stability of conjugate natural convection boundary layers,

Hydraulics

An experimental investigation of pressure loss in canvas fire hose,

Evolution of unconfined turbidity current deposits: An experimental study,

Flow convergence at the tip and edges of a viscous dam break wave,

Hydrodynamics

**Industrial Flows **

*Analysing an efficient liquid sloshing absorber for vibration control using SPH*, E Semercigil, J Grant, M Prakash, O Turan

*Cold Modelling of two phase separation in a rotary holding furnace, *A Burrows, J Liow, K Brady*
Energy dissipation characteristics of a granular flow damper*, E Semercigil, S Dragomir, M Sinnot, O Turan

Jets, Wakes and Boundary Layers

Constant adverse pressure gradient turbulent boundary layers,

Effects of free-stream vorticity on the Blasius boundary layer,

Flow around a square cylinder with a detached downstream flat plate at a low Reynolds number

Laminar-turbulent transition of the flat-plate boundary layer by a line of roughness elements (development of turbulent quantities within turbulence wedges),

Numerical simulation of a bifurcating jet within a radially confined domain,

Progress of laminar-turbulent transition in a two-dimensional mixing layer (quantitative representation of transition process),

Surface-flow topology of jets through a short cylindrical chamber,

* The influence of initial conditions on a turbulent plane jet – The role of nozzle exit area, R Deo, G Nathan, J Mi
The invariants of the no-slip tensor in wall-bounded flows*, MS Chong, I Marusic

LES of a passive control for vortex shedding from bluff bodies: Comparisons with experiments and near wake topology,

Medical Flows

Steady inflow through a model aneurysm: Global and transient stability,

Microfluidics

Computational study of flow in a micro-sized hydrocyclone

Slip MHD flow over permeable stretching surface with chemical reaction,

Multiphase Flows

Air-water and water projections in hydraulic jumps, Air-water and water projections in hydraulic jumps

An experimental investigation of microbubble generation in a confined turbulent jet,

Energy dissipation through sloshing in an egg-shaped shell

On modelling horizontal gas-liquid bubbly flow using population balance approach,

Towards Large Eddy Simulation of bubble dispersion in high Reynolds number wake flows,

**Oceanography**

*Modelling tsunami generated by submarine landslides, *R Nokes, S Langford, M Davidson*
Unsteady turbulence in tidal bores: Ensemble-average or VITA?* H Chanson, N Docherty

Sports Aerodynamics

Tomographic PIV

Wind Energy

Performance of a model wind turbine

Wind turbine wake modelling using Large Eddy Simulation,

**Wind Engineering/Atmospheric Physics**

*An experimental study of wind force acting on commercial double-layered square metal meshes at different spacing, *A Sharifian*
Covariance integration approach to the determination of influence coefficients of internal pressure in a low rise building*, T Kanti Guha, RN Sharma, PJ Richards

Two-point correlations statistics in the atmospheric surface layers,