Dr. S.N. Gunasekera

B.Sc. Eng. (Peradeniya), M.Sc (Peradeniya), PhD(Peradeniya)

Senior Lecturer (G II)

Dept. of Mechanical Engineering

Dr. S. Neel Gunasekera received his B.Sc. Engineering honors degree from University of Peradeniya, Sri Lanka in 1992. joined the Open University of Sri Lanka in 1994-04-04 after serving as a chemical engineer in Singalanka Standard Chemicals PLC. He obtain Post Graduate Diploma in Industrial Engineering (OUSL,1999), a Certificate in CAD/CAM (University of Moratuwa,1998), and a Visharadh (Sitar) Degree from (Lucknow Bhathkande,1999). He has worked as a 3D CAD modeler in several engineering projects and particular for Caltex Blending Plant project in 2014. He has been working as a resource person for Engineering Drawing and CAD in several universities and conducting workshops in Technical aspects of North Indian Classical Music.

Mechanical Engineering, CADD , North Indian Classical Music

Dr. S.N. Gunasekera’s research interests are focused on the applications of Nonlinear acoustics and Intelligent Systems in the field of musical instruments. Additionally, he is interested in utilizing CAD modeling simulations to optimize the parameters of product design and development processes.

Course Coordination
DMX 3305 Introduction to Engineering Design Graphics
DMX 4201 Advanced Engineering Design Graphics
DMX 5206 Applied Fluid Dynamics II

  • Rathnayake, R.M.P.M.D., Bandara, W.D.S.S. and Gunasekara S.N. (2022). A Method for Defect Detection of Objects Using Acoustical Signal Processing, Engineer Journal of the Institution of Engineers, Sri Lanka (IESL) Accepted for published in October 2022.
  • M.P.M.D.Rathnayake, W.D.S.S Bandara, and S.N. Gunasekara (2020). Acoustic Based Defective Glass-Ware Detector. Journal of Engineering and Technology of The Open University of Sri Lanka (JET-OUSL).
  • Aruna S. K. Warahena, S. N. Gunasekara and S.A.P.S. Silva, Development of a “Roof-Tile Drier” for traditional roof tile industry – a feasible technological transformation step for productivity improvements, towards revival of a traditional industry, 2016-ICSBE -(International Conference of Sustainable Built Environment ) University of Peradeniya.
  • N. Gunasekera, J.V. Wijayakulasooriya, P.C. Perera, Natural Synthesis of North Indian Musical Instruments., ICIIS – 2009 – ISBN 978-1-4244-4836-4.
  • N. Gunasekera, J.V. Wijayakulasooriya, P.C. Perera, Extraction of Time Variant Acoustical Features of Timbre of Sitar. PGIS research congress on 10th October 2014- ABS-43.
  • N. Gunasekera, J.V. Wijayakulasooriya, P.C. Perera, Development of Automated Interpreter for North Indian Classical Music, PGIS research congress on 10th October 2014, ABS-44.
  • N. Gunasekera, J.V. Wijayakulasooriya, P.C. Perera, Physically Inspired Synthesis (Santor & Sarodh), 2015 IEEE 10th Industrial and Information Systems(ICIIS) , 18th December 2015.
  • N. Gunasekera, J.V. Wijayakulasooriya, P.C. Perera, Stochastic Approach in Modeling Sitar, International Research Sessions ,IPURSE – 2015

Ongoing Research:

  • Development of an Open Distance Learning Framework to Empower Non-collegiate Education [ODLFence].
  • Modeling of nonlinear sound wave formation by simulating solid fluid interaction.
  • Analysis and Estimation of Acoustical Properties of Sitar.
  • SANGEETH magazine – RSSN 2478-0944, Aesthetic Education Unit – Ministry of Education – Sri Lanka
  • G.N. Lakmali, H.A.S. Jayasinghe Uva Wellassa, D.M.L. Tharanga , Improving of Adhesion Ability of Laminated Rubber Glove Manufacturing Process.
  • TN Fernando, IP Batuwita, Manufacturing of roofing sheets reinforced with pretreated cornhusk residues as an alternative for asbestos sheets.
  • Worked as a resource person at UVA-Provincial Council (1998-2004) for Engineering drawing and CAD designing.
  • Visiting Lecture, CAD Designing (MPST53140), M.Sc Polymer Science  University  of Sri Jayawardenepura.
  • Visiting Lecturer, Engineering drawing (AE5104), MSc Bio Systems Engineering, Post Graduate Institute of Agriculture (PGIA).
  • Conducting short courses for AutoCAD and Revit-Architecture at the Open University of Sri Lanka for Engineers, Engineering students and technical persons.
  • Moderator for course Department of Engineering Technology, Faculty of Technology, University of Jaffna ( 2019, 2020, 2021).ETA317TE2 – Advanced aerodynamics for automobile technology

Best Paper award: Asia Pacific Institute of Advanced Research(APCAR), Melbourne Australia-March, 2018 :

Synthesis of nonlinear articulations of sitar using time varying auto regressive moving average model

S.N. Gunasekera, J.V. Wijayakulasooriya, P.C. Perera,