Section: Overview
Overview
Key publications
Research funding
Supervising & teaching
Career

Key details

Areas of expertise

  • Anaerobic and aerobic membrane bioreactors
  • Biological wastewater treatment and nutrient removal
  • Removal of persistent and micropollutants from water and wastewater
  • Membrane separation in water and wastewater treatment
  • Resource and Energy recovery from liquid waste streams and solid-waste

Available to supervise research students

Not available for media queries

About Dimuth Navaratna

Dr Dimuth Navaratna is a senior lecturer in Civil/Water/Environmental Engineering and Project Management in the College of Engineering & Science and a Research Fellow at Victoria University's Institute for Sustainable Industries and Liveable Cities. Dimuth holds a PhD from Deakin University specialising in Water and Wastewater Engineering.

Before joining VU, Dimuth worked in the water and civil engineering industries in different capacities for over 12 years. He also has more than seven years of teaching experience in Higher Education (including research) in the fields of water/environmental engineering, civil/building design and construction and project management.

During his time in the industry, he has contributed to over 130 local and overseas industry and research projects. Dimuth has published a significant number of book chapters and journal/conference research articles.

Qualifications

  • PhD (Water and Wastewater Treatment), Deakin University, Australia, 2012
  • Master of Science (Construction Project Management), University of Moratuwa, Sri lanka, 2006
  • Bachelor of Engineering (Civil), University of Peradeniya, Sri Lanka, 1996
  • Graduate Certificate of Tertiary Education, Victoria University, Australia, 2013

Key publications

Year Citation
2021 Nyamutswa, L. T., Collins, S. F., Navaratna, D., & Duke, M. C. (210101). Light Transmitting Substrates for Convenient Solar Illumination of Nanophotocatalyst Coatings on Membranes for Low Pressure Water Filtration (pp. 459-489).

doi: 10.1142/9789811226984_0013

Year Citation
2020 Nyamutswa, L. T., Zhu, B., Collins, S. F., Navaratna, D., & Duke, M. C. (200601). Light conducting photocatalytic membrane for chemical-free fouling control in water treatment. Journal of Membrane Science, 604

doi: 10.1016/j.memsci.2020.118018

2020 Hakimi, M. H., Jegatheesan, V., & Navaratna, D. (200401). The potential of adopting struvite precipitation as a strategy for the removal of nutrients from pre-AnMBR treated abattoir wastewater. Journal of Environmental Management, 259

doi: 10.1016/j.jenvman.2019.109783

2018 Ravishankar, H., Roddick, F., Navaratna, D., & Jegatheesan, V. (180501). Preparation, characterisation and critical flux determination of graphene oxide blended polysulfone (PSf) membranes in an MBR system. Journal of Environmental Management, 213 (168-179).

doi: 10.1016/j.jenvman.2018.02.063

2018 Nyamutswa, L. T., Zhu, B., Navaratna, D., Collins, S., & Duke, M. C. (180101). Proof of concept for light conducting membrane substrate for UV-activated photocatalysis as an alternative to chemical cleaning. Membranes, 8(4),

doi: 10.3390/membranes8040122

2017 Navaratna, D., Shu, L., & Jegatheesan, V. (170401). Estimating design parameters for sustainable operation of a membrane bioreactor treating s-triazine herbicide. International Biodeterioration and Biodegradation, 119 (4-15).

doi: 10.1016/j.ibiod.2016.11.027

2016 Shu, L., Obagbemi, I. J., Liyanaarachchi, S., Navaratna, D., Parthasarathy, R., Aim, R. B., & Jegatheesan, V. (161101). Why does pH increase with CaCl2 as draw solution during forward osmosis filtration. Process Safety and Environmental Protection, 104 (465-471).

doi: 10.1016/j.psep.2016.06.007

2016 Jegatheesan, V., Pramanik, B. K., Chen, J., Navaratna, D., Chang, C. Y., & Shu, L. (160301). Treatment of textile wastewater with membrane bioreactor: A critical review. Bioresource Technology, 204 (202-212).

doi: 10.1016/j.biortech.2016.01.006

2016 Navaratna, D., Shu, L., & Jegatheesan, V. (160101). Evaluation of herbicide (persistent pollutant) removal mechanisms through hybrid membrane bioreactors. Bioresource Technology, 200 (795-803).

doi: 10.1016/j.biortech.2015.10.041

2015 Marleni, N., Park, K., Lee, T., Navaratna, D., Shu, L., Jegatheesan, V., Pham, N., & Feliciano, A. (150101). A methodology for simulating hydrogen sulphide generation in sewer network using EPA SWMM. Desalination and Water Treatment, 54(4-5), (1308-1317).

doi: 10.1080/19443994.2014.922899

Research funding for the past 5 years

Please note:

  • Funding is ordered by the year the project commenced and may continue over several years.
  • Funding amounts for contact research are not disclosed to maintain commercial confidentiality.
  • The order of investigators is not indicative of the role they played in the research project.

Next Generation Water Management in the Werribee River Catchment
From: Victorian Higher Education Strategic Investment Fund
Other investigators: Ms Rowena Price, Ms Karen Jackson, Aspr Shobha Muthukumaran, Dr Ashok Sharma, Dr Mikel Duke, Dr Daniel Ooi, Mr Nitin Muttil
For period: 2021-2022
$500,000

Investigating the Performance of a Solid Food Waste Technology
From: Department of Industry, Science, Energy and Resources, Brooklite Pty Ltd
Other investigators: Dr Mikel Duke, Dr Peter Sanciolo
For period: 2019-2019
Not disclosed

Nutrient Removal & Recovery Trial
From: Central Highlands Water
Other investigators: Dr Mikel Duke
For period: 2017-2018
$58,200

Supervision of research students at VU

Available to supervise research students

Not available for media queries

Currently supervised research students at VU

No. of students Study level Role
1 PhD Principal supervisor

Currently supervised research students at VU

Students & level Role
PhD (1) Principal supervisor

Completed supervision of research students at VU

No. of students Study level Role
2 PhD Associate supervisor

Completed supervision of research students at VU

Students & level Role
PhD (2) Associate supervisor

Key academic roles

Dates Role Department / Organisation
Jul 2016 - Present
Senior Lecturer
Victoria University
Jul 2012 - Jul 2016
Lectruer
Victoria University
Mar 2010 - Dec 2010
Senior Engineer
Townsville City Council
Jan 1997 - Nov 2008
Manager/Section Head
Puritas Limited a subsidiary of HAYCARB PLC, Sri Lanka
Jan 2006 - Dec 2007
Civil/Structural Engineer
Thusitha Contractors, Sri Lanka
Show more academic roles
Dates Role & Department/Organisation
Jul 2016 -
Present
Senior Lecturer
Victoria University
Jul 2012 -
Jul 2016
Lectruer
Victoria University
Mar 2010 -
Dec 2010
Senior Engineer
Townsville City Council
Jan 1997 -
Nov 2008
Manager/Section Head
Puritas Limited a subsidiary of HAYCARB PLC, Sri Lanka
Jan 2006 -
Dec 2007
Civil/Structural Engineer
Thusitha Contractors, Sri Lanka
Show more academic roles

Professional memberships

  • Professional member, Australian Water Association
  • Professional member, Engineers Australia
  • Corporate member and a Chartered Engineer, The Institution of Engineers Sri lanka
  • Professional member, Society of Structural Engineers in Sri Lanka