Mr Xiaopeng Bi
Research Associate (A)
School of Electrical and Mechanical Engineering
College of Engineering and Information Technology
I am enthusiastic in using experimental and instrumental methods to understand complex turbulent multiphase flows involving non-linearly coupled particle-fluid interactions, currently relevant to a range of low-carbon technologies (e.g. flash calciners for iron ore reduction or alumina and lithium calcination, solar thermal receivers for clean energy generation). The distributions of particulate matters and their motions greatly affect the processes of heat transfer and chemical reactions in high-temperature industrial systems employing particle-laden flows, e.g. fluidised beds, shaft furnaces / drop-tube reactors, and bubbling reactors. *My research aims to help advance the relevant knowledge and address industrial challenges typically including particles stick/settle to walls, wall surface erosion, process efficiency and product quality (agglomeration, deformation, breakup, contact surface/area, residence time and chemical kinetics), system design, scale-up capability and dust generation.
My PhD studies, under the supervision of Professor Graham ‘Gus’ Nathan (@Adelaide AU), experimentally investigated highly loaded particle-laden flows (2-way & 4-way coupled to granular flows), where conventional methods cannot probe well due to significant optical blockage and phase interactions. New laser diagnostic techniques were therefore developed in this process, while other advanced optical methods were also employed to support the measurements (laser-induced luminescent LIF and LIP, PIV and PTV, shadowgraph and μ-PSV, high-speed camera with 10,000f/s and intrusive wire/tube-methods).
Our group and the centre for energy technology actively recruit motivated PhD students to work with us across disciplines in several important projects aligning with national key developments. Reach out if you are interested.
Laser technique: simultaneously measuring both particle- and fluid-phase velocities in particle-laden flows by two-color optical phase discrimination.
Supervisors: Professor Graham ’Gus’ Nathan (Principal), Dr Timothy Lau and Dr Zhiwei Sun.
Activities: multiple research conferences and industry-engaged activities, e.g. Selected speaker at the Gordon Research Conference on Laser Diagnostics (US 2021), Presenter at the 22nd -24th Australasian Fluid Mechanics Conference (AU 2020-2024, volunteer at the 21st in 2018), Australian Combustion Symposium (AU 2023), the 27th SolarPACES Conference (US 2021) and the 3rd-4th High Temperature Mineral Processing Forum - HiTeMP-3 (AU 2022-2024), as well as Mentee in the Industry Mentoring Network in STEM (AU IMNIS - ATSE, 2020-2021).
| Particle-based concentrating solar power technology (G3P3-Sandia DoE - US) | 2019-2023 |
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Fundamentally and experimentally study lab-scale densely-seeded particle-laden flows in the development of next-generation commercially up-scaled renewable energy system, a concentrating solar thermal system, named “falling particle receivers”, under the G3P3 project led by the Sandia National Laboratories (US), in partnership with the Commonwealth Scientific and Industrial Research Organisation (CSIRO) and the Australian National University (ANU). |
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| Particle-based thermal reactor for renewable mineral processing (Calix - AU) | 2023-2025 |
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Experimentally study particle residence time and particle dynamics in impulsively seeded particle-laden flows, for the development of Calix’s (AU) next-generation thermal flash reactors, which utilise renewable energy to advance mineral processing in the production of lime/cement and green metals, while benefiting CO2 capture/reduction. |
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| High flux thermal pre-treatment of low-grade iron ores for improved liberation, beneficiation and quality (FMG, Roy Hill, Liberty Steel & CSIRO - AU) | 2023-2024 |
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This work under the project of HILT CRC Iron ore, systematically and experimentally studies a series of processing techniques (comminution / beneficiation) integrated with novel thermal pre-treatment methods using high heating fluxes and high heating rates for up-grading low-quality iron ores and reducing crushing energy cost.
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| Date | Position | Institution name |
|---|---|---|
| 2025 - ongoing | Research Asosciate (full-time, in Flow, Minerals & Energy) | The University of Adelaide |
| 2023 - 2024 | Research Associate (full-time, in Flow, Minerals & Energy) | The University of Adelaide |
| 2020 - 2021 | Teaching Assistant (MECH ENG4107/7029 - Air Conditioning) | The University of Adelaide |
| 2019 - 2019 | Teaching Assistant (CHEM ENG 1009 - Materials I) | The University of Adelaide |
| Date | Type | Title | Institution Name | Country | Amount |
|---|---|---|---|---|---|
| 2025 | Award | Best Contribution to Research Quality | Centre for Energy Technology | Australia | - |
| 2022 | Award | Australasian Fluid Mechanics Society (AFMS) Student-Participation Award | Australasian Fluid Mechanics Society (AFMS) | Australia | - |
| 2022 | Award | The HiTeMP-3 Forum People's Choice Award for PhD Research Presentation and Poster | The University of Adelaide; Centre for Energy Technology | Australia | - |
| 2022 | Award | Special Commendation for Contribution to Research Quality (PhD) | Centre for Energy Technology | Australia | - |
| Language | Competency |
|---|---|
| Chinese (Mandarin) | Can read, write, speak, understand spoken and peer review |
| English | Can read, write, speak, understand spoken and peer review |
| Date | Institution name | Country | Title |
|---|---|---|---|
| 2019 - 2025 | The University of Adelaide | Australia | PhD |
| 2015 - 2018 | The University of Adelaide | Australia | Bachelor of Engineering (Mechanical) (Honours), awarded with First-Class Honours |
| Date | Title | Institution | Country |
|---|---|---|---|
| 2020 - 2021 | Mentee in the IMNIS Energy-Minerals Program | The Industry Mentoring Network in STEM (IMNIS) | Australia |
| 2019 - 2019 | Level 3 Operator Laser Safety | University of New South Wales at the Australian Defence Force Academy (UNSW Canberra) | Australia |
2020 - 2021 Teaching Assistant (MECH ENG4107/7029 - Air Conditioning)
2019 - 2019 Teaching Assistant (CHEM ENG 1009 - Materials I)
| Date | Role | Research Topic | Location | Program | Supervision Type | Student Load | Student Name |
|---|---|---|---|---|---|---|---|
| 2023 - 2024 | Co-Supervisor | Experimental study of particle residence times related to drop-tube reactor design | The University of Adelaide | Master by coursework | Master | Full Time | Shizhen Hu, Tiankuo Jiao, Yaoyao Yang |
| Date | Role | Membership | Country |
|---|---|---|---|
| 2025 - ongoing | Member | The Australian Institute of Physics | Australia |
| 2025 - ongoing | Member | The Australian Academy of Science | Australia |
| 2023 - ongoing | Member | Heavy Industry Low-carbon Transition Cooperative Research Centre | Australia |
| 2021 - ongoing | Member | Optica Student Chapter - The Optical Society | United States |
| 2019 - ongoing | Member | Centre for Energy Technology | Australia |
| 2018 - ongoing | Member | Australasian Fluid Mechanics Society | Australia |

