my-profile
Contact
sujeewa.n@sliit.lk
Dr. Sujeewa Hettiwatte
Head | Department of Electrical and Electronic Engineering
Faculty of Engineering | Electrical & Electronic Engineering
Career Summary
- September 2020 - to date: Assistant Professor, SLIIT
- April 2022 - to date: Adjunct Senior Lecturer, Murdoch University, Perth, Australia
- November 2018 - August 2020: Senior Lecturer (Higher Grade), SLIIT
- January 2016 – January 2022: Adjunct Lecturer, Murdoch University, Perth, Australia
- January 2016 – October 2018: Senior Lecturer in Engineering, National School of Business Management (NSBM), Homagama
- January 2018 – October 2018: Head of Department, School of Engineering, NSBM
- January 2016 – January 2017: Head of Department, School of Engineering, NSBM
- July 2011 – January 2016: Lecturer in Engineering, Murdoch University, Perth, Australia
- 2008 – 2011: Lecturer then Senior Lecturer in Electrical Engineering, Manukau Institute of Technology, Auckland, New Zealand
- 2007: Lecturer in Electrical Engineering, Auckland University of Technology, Auckland, New Zealand
- 2004 – 2006: Postdoctoral Research Fellow, University of Auckland, Auckland, New Zealand
- 2000 - 2003: PhD student, Department of Electrical Engineering and Electronics, University of Manchester Institute of Science and Technology, Manchester, England
- 1995 – 2000: Lecturer in Electrical and Computer Engineering, The Open University
- 1994 – 1995: Instructor, Electronic and Telecommunication Engineering, University of Moratuwa
ACADEMIC QUALIFICATIONS
- Certificate in Teaching Methodology in Higher Education (2019): Sri Lanka Institute of Information Technology (SLIIT), Malabe, Sri Lanka
- Certificate in Staff Development Programme (2018): NSBM Green University Town, Pitipana, Homagama
- Certificate in Enhancing Postgraduate Supervision (2015): Murdoch University, Perth, Australia
- Certificate of Proficiency in Educational Design for Applied eLearning (2010): Manukau Institute of Technology, Auckland, New Zealand
- Certificate of Achievement in Electrical Appliance Serviceperson (2010), Electrical Workers Registration Board, New Zealand
- Graduate Certificate in Tertiary Teaching (2009): Auckland University of Technology, Auckland, New Zealand
- PhD (2003): Electrical Engineering and Electronics, University of Manchester (formerly UMIST), Manchester, England
- MEng (2000): Electronic and Telecommunication Engineering, University of Moratuwa
- BSc (Eng) 1st class honours (1994): Electronic and Telecommunication Engineering, University of Moratuwa
HONOURS AND AWARDS
- President’s Award for Scientific Research, National Research Council (NRC), April 2021.
- National Research Council (NRC) Merit Award for Scientific Research, October 2019.
- Murdoch University, Perth, Australia, School of Engineering and Information Technology research grant of $2,000 for Category 1 research proposal write up.
- Manukau Institute of Technology (MIT), Auckland, New Zealand, Research, Development and Technology Transfer Fund (RDTTF) Award, “Investigation of Condition Monitoring in Power Transformers,” $34,000 (approximately), July 2009 to August 2010.
- Top Achiever Award (100% mark) in the Electrical Appliance Serviceperson examination held by Electrical Workers Registration Board, New Zealand on 19th June 2010.
- Dean’s Commendation for Learning and Teaching in ENG125 Circuits and Systems I based on Overall Student Satisfaction, School of Engineering and Information Technology, Murdoch University, Perth, Australia, Semester 2, 2014.
- Travel Grant for attending the Medical Sciences Congress in Queenstown, New Zealand, National Heart Foundation, New Zealand, December 2004.
- PhD Studentship, Department of Electrical Engineering & Electronics, University of Manchester Institute of Science and Technology (UMIST), Manchester, England, 2000 – 2003.
- Industry Sponsorship, PhD, Electrical Engineering & Electronics, UMIST, Manchester, England, 2000 – 2003, National Grid Transco (NGT), UK, Alstom Transformers (AREVA), UK, and Edison Mission Energy, UK.
- Asian Development Bank (ADB) award for postgraduate study at the University of Manchester Institute of Science and Technology (UMIST), England, 2000.
Research Interests and Memberships
Research Interests
- Renewable energy
- Electrical power engineering
- Image processing
- Mathematical modelling and simulation
Memberships
- Member of IEEE Power and Energy Society
Ongoing Research
My Publications
Book Chapters
- Hettiwatte, S. N. " An introduction to oscillators, phase lock loops and direct digital synthesis " Kularatna, N., Electronic Circuit Design: From Concept to Implementation, Florida, USA, 2008, CRC Press, pp.413-425,
- Hettiwatte, S. N. " Spectrum Analysis " Kularatna, N., Digital and Analogue Instrumentation: Testing and Measurement, London, United Kingdom, 2003, The Institution of Electrical Engineers, pp.321-356,
Journal Publications
- Islam, M., Lee, G., and Hettiwatte, S. N. " Application of Parzen Window Estimation for Incipient Fault Diagnosis in Power Transformers " High Voltage, vol.3, Issue 4, 2018, pp.303-309,
- Islam, M., Lee, G., and Hettiwatte, S. N. " Calculating a Health Index for Power Transformers Using a Subsystem-based GRNN Approach " IEEE Transactions on Power Delivery, vol.33, Issue 4, 2018, pp.1903-1912,
- Rahman, M. M., Arefi, A., Shafiullah, G. M. and Hettiwatte, S. N. " A New Approach to Voltage Management in Unbalanced Low Voltage Networks Using Demand Response and OLTC Considering Consumer Preference " International Journal of Electrical Power and Energy Systems, vol.99, 2018, pp.11-27,
- Islam, M., Lee, G., and Hettiwatte, S. N. " A Review of Condition Monitoring Techniques and Diagnostic Tests for Lifetime Estimation of Power Transformers " Journal of Electrical Engineering, vol.100, Issue 2, 2018, pp.581-605,
- Islam, M., Lee, G., and Hettiwatte, S. N. " Application of a General Regression Neural Network for Health Index Calculation of Power Transformers " International Journal of Electrical Power and Energy Systems, vol.93, 2017, pp.308-315,
- Rahman, M. M., Hettiwatte, S. N., Shafiullah, G. M., and Arefi, A. " An Analysis of Time of Use Electricity Price in the Residential Sector of Bangladesh " Energy Strategy Reviews, vol.18, 2017, pp.183-198,
- Islam, M., Lee, G., and Hettiwatte, S. N. " A Nearest Neighbour Clustering Approach for Incipient Fault Diagnosis of Power Transformers " Journal of Electrical Engineering, vol.99, Issue 3, 2017, pp.1109-1119,
- Hettiwatte, S. N., Kirton, R. S., Kuijer, J. P. A., Epstein, F. H., Cowan, B. R., and Young, A. A. " Comparison of SPAMM, HARP and DENSE in a Deformable Phantom " Journal of Cardiovascular Magnetic Resonance, vol.9, Issue 2, 2007, pp.351-352,
- Hettiwatte, S. N., Cowan, B. R., and Young, A. A. " Generalized Analysis Framework for SPAMM, HARP and DENSE " Journal of Cardiovascular Magnetic Resonance, vol.9, Issue 2, 2007, pp.354-355,
- Wang, Z., Hettiwatte, S. N., and Crossley, P. A. " A Measurements-based Discharge Location Algorithm for Plain Disc Winding Power Transformers " IEEE Transactions on Dielectric and Electrical Insulation, vol.12, Issue 3, 2005, pp.416-422,
- Hettiwatte, S. N., Wang, Z. D., and Crossley, P. A. " Investigation of Propagation of Partial Discharges in Power Transformers and Techniques for Locating the Discharge " IEE Proceedings in Science, Technology and Measurement, vol.152, Issue 1, 2005, pp.25-30,
- Hettiwatte, S. N. " Signature Analyser " Engineer, Journal of the Institution of Engineers, Sri Lanka, vol.XXIX, Issue 1, 1999,
Conference Proceedings
- Hettiwatte, S. N. Challenges in integrating variable renewable energy sources into electricity grids - a review in International Conference on Business Innovation (ICOBI2018), year 2018, Homagama, Sri Lanka, NSBM Green University Town, 25 August 2018,
- Chandrasiri, S., and Hettiwatte, S. N. City-Tour bus locator and bus booking mobile application in International Conference on Business Innovation (ICOBI2018), year 2018, Homagama, Sri Lanka, NSBM Green University Town, 25 August 2018,
- Islam, M., Lee, G., and Hettiwatte, S. N. Missing Measurement Estimation of Power Transformers using a General Regression Neural Network in Australasian Universities Power Engineering Conference 2017 (AUPEC2017), year 2017, Melbourne, Australia, AUPEC2017, November 2017,
- Rahman, M. M., Shafiullah, G. M., Arefi, A., Pezeshki, H., and Hettiwatte, S. N. Improvement of Voltage Magnitude and Unbalance in LV Network by Implementing Residential Demand Response in 2017 IEEE Power Engineering Society General Meeting, year 2017, Chicago, IL, USA, IEEE, 16 - 20 July 2017,
- Rahman, M. M., Arefi, A., Shafiullah, G. M., and Hettiwatte, S. N. Penetration Maximisation of Residential Rooftop Photovoltaic using Demand Response in International Conference on Smart Green Technology in Electrical and Information Systems (ICSGTEIS 2016), year 2016, Bali, Indonesia, ICSGTEIS 2016, 6 - 8 October 2016,
- Islam, M., Lee, G., and Hettiwatte, S. N. Incipient Fault Diagnosis in Power Transformers by Clustering and Adapted KNN in Australasian Universities Power Engineering Conference (AUPEC2016), year 2016, Brisbane, Australia, AUPEC2016, 25 - 28 September 2016,
- Hettiwatte, S. N., Wang, Z. D., and Crossley, P. A. Estimating Transformer Parameters for Partial Discharge Location in Australasian Universities Power Engineering Conference (AUPEC2014), year 2014, Perth, Australia, AUPEC2014, 28 September - 1 October 2014,
- Rahman, M. M., Hettiwatte, S. N., Gyamfi, S. An Intelligent Approach of Achieving Demand Response by Fuzzy Logic based Domestic Load Management in Australasian Universities Power Engineering Conference (AUPEC2014), year 2014, Perth, Australia, AUPEC2014, 28 September - 1 October 2014,
- Jaffrey, N., and Hettiwatte, S. N. Corrosion Detection in Steel Reinforced Aluminium Conductor Cables in Australasian Universities Power Engineering Conference (AUPEC2014), year 2014, Perth, Australia, AUPEC2014, 28 September - 1 October 2014,
- Thorogood, A., and Hettiwatte, S. N. Switched Intelligent Grid Networking Systems in Australasian Universities Power Engineering Conference (AUPEC2014), year 2014, Perth, Australia, AUPEC2014, 28 September - 1 October 2014,
- Lee, G. E., Hettiwatte, S. N., and Fonseka, H. A. A Novel Visualisation Technique for Dissolved Gas Analysis Datasets in Proceedings of Australasian Universities Power Engineering Conference (AUPEC2013), year 2013, Hobart, Tasmania, Australia, AUPEC2013, 29 September - 3 October 2013,
- Hettiwatte, S. N., and Fonseka, H. A. Analysis and Interpretation of Dissolved Gases in Transformer Oil in 2012 IEEE International Conference on Condition Monitoring and Diagnosis (CMD2012), year 2012, Bali, Indonesia, pp.35 - 38, CMD2012, 23 - 27 September 2012,
- Hettiwatte, S. N., and Fonseka, H. A. Condition Monitoring in New Zealand Power Transformers in 2010 IEEE International Conference on Condition Monitoring and Diagnosis (CMD2010), year 2010, Tokyo, Japan, pp.239 - 242, CMD2010, 6 - 11 September 2010,
- Hettiwatte, S. N. and Young, A. A. Stripe Detection in Tagged Cardiac Magnetic Resonance Images in Medical Sciences Congress 2004, year 2004, Queenstown, New Zealand, MedSci2004, 30 November - 3 December 2004,
- Hettiwatte, S. N., Wang, Z. D., and Crossley, P. A. De-noising of Partial Discharge Signals Detected at a 400kV Power Transformer in 13th International Symposium on High Voltage Engineering (ISH2003), year 2003, Delft, Netherlands, ISH2003, 25 - 29 Aug 2003,
- Hettiwatte, S. N., Wang, Z. D., and Crossley, P. A. An Electrical PD Location Method Applied to a Continuous Disc Type Transformer Winding in 7th International Conference on Properties and Applications of Dielectric Materials (ICPADM2003), year 2003, Nagoya, Japan, pp.471 - 474, ICPADM2003, 1 - 5 June 2003,
- Hettiwatte, S. N., Crossley, P. A., Wang, Z. D., Darwin, A., and Edwards Simulation of a Transformer Winding for Partial Discharge Propagation Studies in IEEE Power Engineering Society Winter Meeting 2002, year 2002, New York, NY, USA, pp.1394 - 1399, IEEE, 27 - 31 January 2002,
- Hettiwatte, S. N., Wang, Z. D., Crossley, P. A., Darwin, A., and Edwards, G. Experimental Investigation into the Propagation of Partial Discharge Pulses in Transformers in 2002 IEEE Power Engineering Society Winter Meeting, year 2002, New York, NY, USA, pp.1372 - 1377, IEEE, 27 - 31 January 2002,
- Hettiwatte, S. N., Wang, Z. D., and Crossley, P. A. Transformer Modelling for Studying the Propagation of Partial Discharge Pulses in Universities Power Engineering Conference (UPEC2001), year 2001, Swansea, Wales, UK, UPEC2001, 12 - 14 September 2001,
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