Peter J. Witt

ORCID: 0000-0003-1755-7449
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About
Contact & Profiles
Research Areas
  • Granular flow and fluidized beds
  • Cyclone Separators and Fluid Dynamics
  • Metallurgical Processes and Thermodynamics
  • Mineral Processing and Grinding
  • Particle Dynamics in Fluid Flows
  • Combustion and flame dynamics
  • Fluid Dynamics and Mixing
  • Radiative Heat Transfer Studies
  • Minerals Flotation and Separation Techniques
  • Wind and Air Flow Studies
  • Iron and Steelmaking Processes
  • Molten salt chemistry and electrochemical processes
  • Thermochemical Biomass Conversion Processes
  • Hydrogen Storage and Materials
  • Combustion and Detonation Processes
  • Magnesium Alloys: Properties and Applications
  • CO2 Sequestration and Geologic Interactions
  • Bauxite Residue and Utilization
  • Coal Properties and Utilization
  • Magnesium Oxide Properties and Applications
  • nanoparticles nucleation surface interactions
  • Coal Combustion and Slurry Processing
  • Aerodynamics and Acoustics in Jet Flows
  • Fluid Dynamics and Turbulent Flows
  • Lattice Boltzmann Simulation Studies

Australian Resources Research Centre
2014-2023

Commonwealth Scientific and Industrial Research Organisation
2014-2023

Mineral Resources
2014-2023

CSIRO Manufacturing
2003-2017

GTx (United States)
2006

Swinburne University of Technology
1996-2001

Molten slag is atomised by a spinning disc into droplets that are quenched via cold air to produce glassy granules. Steady-state two-dimensional CFD simulations of the multiphase flow and heat transfer in were carried out. Also considered model conjugate between liquid slag, solidified disc. The thickness temperature film prior its rupture predicted. Influence factors including pouring rate, speed on investigated.

10.1504/pcfd.2010.035362 article EN Progress in Computational Fluid Dynamics An International Journal 2010-01-01

A computational fluid dynamics (CFD) model of a 375 MW brown-coal-fired furnace in the Latrobe Valley, Australia, has been developed using ANSYS CFX 12.0. To improve predictions, coal combustion that takes into consideration carbon monoxide reactions utilized level confidence current CFD established by carrying out mesh independence test and validation against gas exit temperature (FGET), concentration flue components, total boiler heat supply, wall incident fluxes measured power plant. The...

10.1021/ef100514v article EN Energy & Fuels 2010-08-23

The delta wing resulted in a violent variation of the supersonic flows, inducing re-evaporation condensed liquids.

10.1039/c4ra08141b article EN RSC Advances 2014-01-01

10.1016/j.apm.2008.12.020 article EN publisher-specific-oa Applied Mathematical Modelling 2009-01-09

A novel dry slag granulation process based on a spinning disc is being developed by CSIRO. This utilises centrifugal force to break up molten into droplets, which are then quenched solidified granules flow of cold air. In this the sensible heat recovered as hot present work, previously steady-state, two-dimensional and multiphase CFD model was applied perform parametric numerical experiments investigate effects number parameters liquid film thickness at edge, included mass feeding (pouring)...

10.1260/1757-482x.6.1.49 article EN The Journal of Computational Multiphase Flows 2014-03-01

A major challenge in the use of brown coal Victoria, Australia, for power generation is its high moisture content, which results greenhouse gas emissions. Predrying technologies are one option being considered brown-coal-fired plants Victoria to reduce Using a validated computational fluid dynamics (CFD) model, this study investigates combustion predried 375 MW tangentially fired furnace that was designed raw or non-predried coal. Different operating arrangements fuel with various contents...

10.1021/ef2014887 article EN Energy & Fuels 2011-12-23
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