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A/Prof

Daniel Chung

Associate Professor
Mechanical Engineering
science & technology
physical sciences
physics
technology
physics, fluids & plasmas
mechanics
turbulent boundary layers
direct numerical-simulation
turbulence simulation
Daniel Chung's Profile Picture
A/Prof

Daniel Chung

 
Division
Engineering and IT
Daniel Chung's Profile Picture
A/Prof

Daniel Chung

 
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Projects

Displaying the 10 most recent projects from 18 for Daniel Chung.

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Unravelling the mysteries of turbulent drag at the air-sea interface

2021 - 2024
Active
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Advancing the flow physics behind the drag of riblets

2021 - 2023
Active
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UNDERSTANDING TURBULENT HEAT TRANSFER WITH PRACTICAL SURFACE CONDITIONS

Heat transfer dictates the efficiency of energy and transport systems such as gas turbines, high-speed generators and turbochargers. These a..

2020 - 2023
Completed
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UNDERSTANDING ROUGH-WALL FLOWS AND TURBULENT MIXING FOR IMPROVED MODELS

In the absence of a reliable predictive capability for turbulent heat transfer, design engineers are currently forced to incorporate safety ..

2019 - 2021
Completed
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UNDERSTANDING ROUGH-WALL FLOWS AND TURBULENT MIXING FOR IMPROVED MODELS

In the absence of a reliable predictive capability for turbulent heat transfer, design engineers are currently forced to incorporate safety ..

2019 - 2021
Completed
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HIGH-FIDELITY SIMULATIONS, EXPERIMENTS AND DATA-DRIVEN MODEL DEVELOPMENT OF NATURAL CONVECTION AND FLOW OVER ROUGH SURFACE APPLICATIONS

2018 - 2021
Completed
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Developing novel big-data based models for designing greener turbines

Developing novel big-data based models for designing greener turbines. This project aims to improve the fuel efficiency of gas turbines, the..

2016 - 2020
Completed
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Developing novel big-data based models for designing greener turbines

This project aims to improve the fuel efficiency of gas turbines, the backbone of power generation and aircraft propulsion, for efficient an..

2017 - 2020
Completed
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Tailoring aircraft surface textures to minimise drag

This project aims to optimise textured surfaces for reducing fluid dynamic drag. The project builds on recent breakthroughs in drag-evaluati..

2017 - 2019
Completed
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Turbulent flow over surfaces with spatially varying roughness

This project aims to improve understanding of the effect of spatial roughness transitions on turbulent flows. Fluids flowing over non-smooth..

2016 - 2019
Completed

18

Projects

Project Types

12

Research Grant

4

Internal Research Grant

2

Research Contracts

Additional Information

Scholarly Works

Displaying the 10 most recent scholarly works from 91 for Daniel Chung.

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Heat-transfer scaling at moderate Prandtl numbers in the fully rough regime

K Zhong, N Hutchins, D Chung

Journal article  |  2023  |  Journal of Fluid Mechanics

In the fully rough regime, proposed models predict a scaling for a roughness heat-transfer coefficient, e.g. the roughness Stanton..

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Reorganisation of turbulence by large and spanwise-varying riblets

S Endrikat, R Newton, D Modesti, R García-Mayoral, N Hutchins, D Chung

Journal article  |  2022  |  Journal of Fluid Mechanics

We study the flow above non-optimal riblets, specifically large drag-increasing and two-scale trapezoidal riblets. In order to rea..

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Riblet-generated flow mechanisms that lead to local breaking of Reynolds analogy

Amirreza Rouhi, Sebastian Endrikat, Davide Modesti, Richard D Sandberg, Takuo Oda, Koichi Tanimoto, Nicholas Hutchins, Daniel Chung

Journal article  |  2022  |  JOURNAL OF FLUID MECHANICS

We investigate the Reynolds analogy over riblets, namely the analogy between the fractional increase in Stanton number Ch and the ..

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Important Parameters for a Predictive Model of ks for Zero-Pressure-Gradient Flows

Karen A Flack, Daniel Chung

Journal article  |  2022  |  AIAA Journal

To predict drag on a rough surface under turbulent flow conditions, practitioners rely on roughness correlations that map topograp..

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Modelling the downstream development of a turbulent boundary layer following a step change of roughness

Mogeng Li, Charitha M de Silva, Daniel Chung, Dale Pullin, Ivan Marusic, Nicholas Hutchins

Journal article  |  2022  |  JOURNAL OF FLUID MECHANICS

In this study, we develop an analytical model to predict the turbulent boundary layer downstream of a step-change in the surface r..

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Direct numerical simulation-based characterization of pseudo-random roughness in minimal channels

Jiasheng Yang, Alexander Stroh, Daniel Chung, Pourya Forooghi

Journal article  |  2022  |  JOURNAL OF FLUID MECHANICS

Direct numerical simulations (DNS) are used to systematically investigate the applicability of the minimal-channel approach (Chung..

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Navier-Stokes-based linear model for unstably stratified turbulent channel flows

Anagha Madhusudanan, Simon J Illingworth, Ivan Marusic, Daniel Chung

Journal article  |  2022  |  PHYSICAL REVIEW FLUIDS

We use the linearized Navier-Stokes equations to study the large-scale flow structures in unstably stratified turbulent channel fl..

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ROUGH-WALL HEAT TRANSFER AT MODERATE PRANDTL NUMBERS: TOWARDS RECONCILING THE DIVERSE MODEL PREDICTIONS

K Zhong, N Hutchins, D Chung

Conference Proceedings  |  2022  |  12th International Symposium on Turbulence and Shear Flow Phenomena, TSFP 2022

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Important Parameters for a Predictive Model of Ks for Zero Pressure Gradient Flows

KA Flack, D Chung

Conference Proceedings  |  2022  |  AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022

To predict drag on a rough surface under turbulent flow conditions, practitioners rely on roughness correlations that map topograp..

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Modeling of high-Re, incompressible, non-equilibrium, rough-wall boundary layers for naval applications under NATO-AVT349

R García-Mayoral, P Durbin, B McKeon, U Piomelli, RD Sandberg, D Chung, N Hutchins, RE Bensow, T Knopp, A Krumbein, CJ Roy, A Gargiulo, KT Lowe, S Toxopeus

Conference Proceedings  |  2022  |  AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022

This paper discusses the modeling activity of the NATO-STO Research Task Group AVT-349. The aim of this group is to improve the un..

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Scholarly Works

Keyword Analysis

Fluid Mechanics and Thermal Engineering
Expanding Knowledge
Marine Systems and Management
Zoology

Honours, Awards and Fellowships

2019

Nobuhide Kasagi Award for "novel numerical simulations and insightful analysis to answer fundamental questions in turbulence"

Eleventh International Symposium on Turbulence and Shear Flow Phenomena (TSFP11), Southampton, UK
2016

Gallery of Fluid Motion Award for visual aesthetic and technical insight of poster (co-authors: G. Matheou, J. Teixeira)

American Physical Society Division of Fluid Dynamics Meeting, Portland
2011

Milton Van Dyke Award for visual aesthetic and technical insight of poster (co-author: G. Matheou)

American Physical Society Division of Fluid Dynamics Meeting, Baltimore
2009

W. F. Ballhaus Prize for outstanding aeronautics doctoral dissertation

Graduate Aerospace Laboratories California Institute of Technology
2009

R. B. Chapman Memorial Award for distinguished hydrodynamics research

Division of Engineering and Applied Science California Institute of Technology
2004

A. E. Perry Memorial Prize in fluid mechanics

Faculty of Engineering University of Melbourne
2004

Douglas Fellowship

California Institute of Technology

7

Awards

Credentials

Positions

Associate Professor

Mechanical Engineering

Member

Australasian Fluid Mechanics Society

Member

American Physical Society

Education

Doctor of Philosophy (Aeronautics)

California Institute of Technology

Bachelor of Engineering (Mechatronics)

University of Melbourne

Bachelor of Computer Science

University of Melbourne

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