- Faculty of Engineering
- Department of Chemical and Process Engineering
- Senior Lecturer Grade II
Contact information
Department of Chemical and Process Engineering
Faculty of Engineering
University of Moratuwa
Moratuwa
10400
Teaching and Administrative Activities
Fuel Science & Combustion Technology -Undergraduate -2019
Energy Efficiency & Conservation -Undergraduate -2019
Computer Aided Chemical Engineering -Undergraduate -2019
Renewable Energy Engineering -Undergraduate -2019
Energy Management -Postgraduate -2019
Course Coordinator - MSc/PG Diploma in Sustainable Process Engineering - (2019 To date)
Laboratory Incharge - Pilot Plant Laboratory, Department of Chemical and Process Engineering - (2020 To date)
Member of the Faculty Academic Committee - (2019 To 2019)
Semester 5 Academic Coordinator, Department of Chemical and Process Engineering - (2018 To date)
Industrial Mentoring Coordinator, Department of Chemical and Process Engineering - (2017 To date)
Research Activities
Biomass gasification; Biomass pretreatment (washing
torrefaction and combined treatment); Combustion; Energy efficiency; Process simulation;
Process Parameter Optimization for Upgrading Rice Straw by Combined Washing and Torrefaction Pretreatment - MPhil (ongoing); Optimization of Woody Biomass Oxidative Torrefaction Process using Combined Experimental and Modeling Approach - MPhil (ongoing); Kinetic Modeling of Tar Formation in an Updraft Biomass Gasifier -MSc (Research component of the taught course); Process Parameter Optimization of Washing Pretreatment for Inorganic Removal from Rice Husk - MSc (Research component of the taught course);
Biomass gasification; Biomass pretreatment (washing, torrefaction and combined treatment); Combustion; Energy efficiency; Process simulation;
Education and Professional Affiliations
PhD, KTH Royal Institute of Technology ,2016 PhD in the subject area of Materials Science and Engineering. Thesis: Advanced Gasification of Biomass/Waste for Substitution of Fossil Fuels in Steel Industry Heat Treatment Furnaces
Masters, KTH Royal Institute of Technology ,2012 MSc in Sustainable Energy Engineering with a major in Mechanical Engineering. Thesis: ‘Optimization of the performance of down-draft biomass gasifier installed at National Engineering Research and Development (NERD) Centre of Sri Lanka’
Bachelors, University of Moratuwa ,2007 BSc (Hons) Engineering in the field of Chemical and Process Engineering with minor in Energy Engineering
IESL Associate Member(2017 To date)
Career
Senior Lecturer (Grade II) – on contract basis, Department of Chemical and Process Engineering, University of Moratuwa
Temporary Instructor, Department of Chemical and Process Engineering, University of Moratuwa
Engineering Trainee, Nestle Lanka Ltd.
Honours and Awards
Publications*
U.M.A. Devaraja, S.D.S. Supunsala, Duleeka Sandamali Gunarathne,".Technical and Environmental Feasibility of Co-firing Torrefied Biomass in a Coal-fired Power Plant.",Moratuwa Engineering Research Conference (MERCon),Moratuwa, Sri Lanka,2020,499-504
S.D.S. Supunsala, U.M.A. Devaraja, R.M.D.S. Gunarathne,".Technical and environmental feasibility of co-firing torrefied biomass in a 300 MWe coal-fired power plant..",9th YSF Symposium,Colombo, Sri Lanka,2020,119-124
U. M. A. Devaraja, S. D. S. Supunsala, S. W. Abeysiriwardane, and R. M. D. S. Gunarathne,".Torrefied biomass combustion in biomass-powered boilers: Process simulation-based case study analysis of power generation and thermal energy generation..",Vidulka National Energy Symposium,Colombo, Sri Lanka,2019,219-229
Y. Bandara, P. Gamage, D. Gunarathne,".Pretreatment of Rice Husk using Hot Water Washing for Ash Removal..",International Conference on Advanced Materials for Clean Energy and Health Applications,Jaffna, Sri Lanka,2019,156
D.S. Gunarathne, P. Mellin, W. Yang, M. Pettersson, and R. Ljunggren ,".System integration of the heat treatment furnace in steel plant with biomass gasification process..",Nordic Flame Days,Copenhagen, Denmark,2015,
D.S. Gunarathne, J.K. Chmielewski, W. Yang, W. Blasiak,".Performance of High Temperature Air/Steam Gasification of Hydrothermal Carbonized Biomass..",22nd European Biomass Conference and Exhibition,Hamburg, Germany,2014,626-631
D. S. Gunarathne, C. A. Cuvilas, J. Li, W. Yang, , and W. Blasiak,".Biomass pretreatment for large percentage biomass co-firing..",12th International Conference on Boiler Technology (ICBT 2014),Szczyrk, Poland,2014,
D.S. Gunarathne, J.K. Chmielewski, W. Yang,".High temperature air/steam gasification of steam exploded biomass..",Finish - Swedish Flame Days,Jyväskylä, Finland,2013,
R.M.D.S. Gunarathne, D.M. Punchibanda,".Study the effect of co-digestion of kitchen waste with sewage.",Annual Transactions of IESL,Colombo, Sri Lanka,2012,14-19
Yasas Wishvajith Bandara , Pringa Gamage , Duleeka Sandamali Gunarathne,".Hot water washing of rice husk for ash removal: The effect of washing temperature, washing time and particle size.",Renewable Energy,153,2020
Duleeka Sandamali Gunarathne, Isuru A. Udugama, Sanjivani Jayawardena, Krist V. Gernaey, Seyed Soheil Mansouri, Mahinsasa Narayana,".Resource recovery from bio-based production processes in developing Asia..",Sustainable Production and Consumption,17,2019
Duleeka Sandamali Gunarathne, Pelle Mellin, Weihong Yang, Magnus Pettersson, Rolf Ljunggren,".Performance of an effectively integrated biomass multi-stage gasification system and a steel industry heat treatment furnace..",Applied Energy,170,2016
Duleeka Sandamali Gunarathne, Andreas Mueller, Sabine Fleck, Thomas Kolb, Jan Karol Chmielewski, Weihong Yang, and Wlodzimierz Blasiak,".Gasification characteristics of hydrothermal carbonized biomass in an updraft pilot scale gasifier..",Energy & Fuels,28,2014
Duleeka Sandamali Gunarathne, Andreas Mueller, Sabine Fleck, Thomas Kolb, Jan Karol Chmielewski, Weihong Yang, and Wlodzimierz Blasiak,".Gasification characteristics of steam exploded biomass in an updraft pilot scale gasifier..",Energy,71,2014
Duleeka Sandamali Gunarathne, Jan Karol Chmielewski, Weihong Yang,".Pressure drop prediction of a gasifier bed with cylindrical biomass pellets..",Applied Energy,113,2014
Chunguang Zhou, Thomas Stuermer, Rathnayaka Gunarathne, Weihong Yang, Wlodzimierz Blasiak,".Effect of calcium oxide on high-temperature steam gasification of municipal solid waste..",Fuel,122,2014
Duleeka Gunarathne, Sumudu Sajeewareka Jatunarachchi, Nihal Srikantha Senanayake, Bo Wei,".The effect of throat diameter on the performance of a downdraft biomass gasifier..",International Journal of Energy Engineering,3,2013
Other Details
