Y. DILROOBAN, ENG. K. IMASALAN, ENG. K. SUJANA and K.P.P. PATHIRANA, “Effect of Bed Roughness on Submerged Hydraulic jumps”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Oct., 2014, (Accepted for publication).
N.M.T.K. REVEL, L.P.G.R. RANASIRI, R.M.C.R.K. RATHNAYAKE and K.P.P. PATHIRANA, “Prediction of Reservoir Sedimentation – An Experimental Approach –“, Proceedings of Peradeniya University International Research Sessions (iPURSE) – 2014, University of Peradeniya, Vol. 18, July 2014, pp.122.
N.M.T.K. REVEL, L.P.G.R. RANASIRI, R.M.C.R.K. RATHNAYAKE and K.P.P. PATHIRANA, “Experimental Investigation on Sediment Trap Efficiency in Reservoirs”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XLVIL, No.02, April 2014, 1-8.
N.M.T.K. REVEL, L.P.G.R. RANASIRI, R.M.C.R.K. RATHNAYAKE and K.P.P. PATHIRANA, “Estimation of Sediment Trap Efficiency in Reservoirs – An Experimental Study -”, European International Journal of Science and Technology, Vol. 2, No.10, December 2013, pp. 134-146.
S.U.P. JINADASA, K.P.P. PATHIRANA, LOSSIF LOZOVATSKY and H.J.S. FERNANDO,, Defining Bottom Boundary Layer Structure in the East China Sea, NARA Scientific Sessions - 2013, 29th November 2012.
N.M.T.K. REVEL, L.P.G.R. RANASIRI, R.M.C.R.K. RATHNAYAKE and K.P.P. PATHIRANA, “Estimation of Sediment Trap Efficiency in Reservoirs – An Experimental Study-”, International Civil Engineering Student’s Symposium on tracking the Grand Challenges facing Civil Engineering (NIRMAAN ICESS 2013)’, Organized by Dept. of Civil Engineering, BMS College of Engineering, Bangalore, India, 28-29th Sept. 2013.
N.G.P.B. NELUWALA, K.T.S. KARUNANAYAKE, K.B.G.M. SANDARUWAN and K.P.P. PATHIRANA, “Characteristics of Hydraulic Jumps over Rough Beds – An Experimental Study”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXXVI, No.03, pp.1-7, 2013.
N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. PATHIRANA, “Effect of Bed Roughness on Characteristics of Hydraulic Jumps”, Peradeniya University Research Sessions – 2012, University of Peradeniya, Vol. 17, July 2013, pp.61.
N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. PATHIRANA, “Performance of Hydraulic Jumps over Rough Beds”, 2nd International Conference on Sustainable Built Environment – “Capacity Building for Sustainability”, Kandy, Sri Lanka, 14th -16th December 2012.
S.U.P. Jinadasa, K.P.P. PATHIRANA, LOSSIF LOZOVATSKY and H.J.S. FERNANDO, “Historical Evidences of the International Wave Generation in the Bay of Bengal”, NARA Scientific Sessions-2012, 4thDecember 2012.
S.Samarawickrama, R.P. Dubey, P.P. Gunaratna, R.K. Guptha, L. Halgahawatta, K.P.P. PATHIRANA, K. Raveenthiran, K. Subasingha andT.A.N. Sugandika, “Mathematical Model Studies for River Regulatory Measures for Improvement of Draft in Hooghly Estuary, India”, 8th Int. Conf. on Coastal and Port Engineering in Developing Countries (COPEDEC) 2012,Chennai, 20-24 Feb. 2012.
T.A.N.Sugandika, S.M.C.K. Subasinghe, L. Halgahawatta, S.P. Samarawickrama,K.P.P. PATHIRANA, P.P. Gunaratna, K. Reveenthiran and R.P. Dubey“Mathematical Model Studies for River Regulatory Measures for Improvement of Draft in Hooghly Estuary, India”, Annual Transactions of the Institution of Engineers (IESL), Volume I, Part B, Oct. 2011, pp.171-179.
M.C.M. Nasvi, Z.A.M. Asmeer, F.M.Mowsoom and K.P.P. PATHIRANA,“Correlation among Hydraulic Parameters of Moving Hydraulic Jump in a Rectangular Open Channel”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXXIII, No.03, July 2010, pp. 20-25.
A.L. DISSANAYAKE and K.P.P. PATHIRANA,“A Mathematical Model to Predict Frequency of Sand Nourishment in Straight Beaches”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXXIII, No.01, 2010, pp. 1-7.
M. Mgipan, N. Satheeskumar, S. Sterjilatharan and K.P.P. PATHIRANA, “Estimation of Bed Load Transport through Emergent Vegetation”, University Research Sessions – 2009, University of Peradeniya, Vol. 14, Part II, pp.483-485.
K.D.N. Fernando, E.D.S. Deshapriya, J.M.J.K. Senevirathna and K.P.P. PATHIRANA, “Hydrodynamic Modelling of Trincomalee Bay”, University Research Sessions – 2009, University of Peradeniya, Vol. 14, Part II, pp.480-482.
A.L. DISSANAYAKE and K.P.P. PATHIRANA: “Simulation of Shoreline Change using an N-Line Model”, – University Research Sessions – 2008, University of Peradeniya, Vol. 13, Part I, pp.142-144.
K.P.P. PATHIRANA, T.M. ASMER, S.M. FAHIM and A.L.A. HYTHER: “Estimation of Rainfall Induced Soil Erosion - An Experimental Study - ”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXXII, No.01, January 2009, pp. 5-10.
K. RAVEENTHIRAN, T. PEMASIRI, K. RAMACHANDRAN, K.THULASIKOPAN, K.P.P. PATHIRANA, J. KURUKULASURIYA and M. MENDIS: “Assessment of Wave Disturbance and Ship Motion for the Detailed Design of the Hambantota Seaport”, Proceedings of the International Conference ‘Coastlab08’, Bari, Italy, 02-05 July 2008.
K.P.P. PATHIRANA, K. RAVEENTHIRAN, R. GALAPPATTI, D. WOOTTON AND M.S. MENDIS: “Model Investigations on Wave Disturbance and Ship Movement in Colombo Port South Harbour, Sri Lanka”, Sixth International Conference on Coastal and Port Engineering in Developing Countries (PIANC- COPEDEC VII), Dubai, UAE, Paper No.33, pp.67, March 2008.
K.P.P. PATHIRANA, A.R.I. KAMAL, M.C. RIYAS AND A.L.M. SAFEEK: “Management of Coastal Resources in Puttalam Lagoon”, Sixth International Conference on Coastal and Port Engineering in Developing Countries (PIANC- COPEDEC VII), Dubai, UAE, Paper No.214, pp.407, March 2008.
K.P.P. PATHIRANA., P.C. RANASINGHE AND U.R. RATNAYAKE: “Bed Shear Stress in Unsteady Open Channel Flow Over Rough Beds”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXXI, No.01, January 2008, pp. 7-12.
RANASINGHE, P.C., K.P.P. PATHIRANAAND U.R. RATNAYAKE: “A Non-Dimensional Approach to Predict Bed Load Transport in Unsteady Flow”, University Research Sessions – 2007, University of Peradeniya, Vol. 12, Part II, pp.183-185.
K.P.P. PATHIRANA., P.C. RANASINGHE AND U.R. RATNAYAKE:“The Computation of Bed Shear Stress in Unsteady Flow in Open Channels” – University Research Sessions – 2007, University of Peradeniya, Vol. 12, Part II, pp.181-182.
ABERATHNA H.M.R.M., W.T.D. NANDASIRI, S.N.K. SANDAMALIKA AND K.P.P. PATHIRANA, “Experimental Investigation of Rainfall Induced Soil Erosion” – University Research Sessions – 2007, University of Peradeniya, Sri Lanka, Vol. 12, Part II, pp.179-180.
PIRATHEEPAN, M., N.E.F. WINSTON AND K.P.P. PATHIRANA: “Discharge Measurements in Open Channels Using Compound Sharp-Crested Weirs”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’) Vol. XXXX, No.03, July 2007, pp. 31-38.
A.R.I. KAMAL, M.C. RIYAS, A.L.M. SAFEEK AND K.P.P. PATHIRANA: “Coastal Resources Management Issues in Puttalam Lagoon, Sri Lanka”, Abstracts - Int. Conference on Tropical Aquatic Research Towards Sustainable Development, National Aquatic Resources Research & Development Agency (NARA), pp.45, February 2007.
A.L. DISSANAYAKE, N.P MIGUNTANNA, N.S MIGUNTANNA AND K.P.P. PATHIRANA: “Irrigation Water Management in MurapolaEla Scheme – Central Province”, Part I – Abstracts, Proceedings of the 62nd Annual Sessions, Sri Lanka Association for the Advancement of Science – 2006, pp.56-57.
K.P.P. PATHIRANA, P.C. RANASINGHE AND U.R.RATNAYAKE: “Influence of Reference Bed Level on Computation of Bed Shear Stress in Open Channel Flow”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXIX, No.03, July 2006.
K.P.P. PATHIRANA, M.M. MUNAS AND A.L.A. JALEEL: “Discharge Coefficient for Sharp-Crested Side Weir in Supercritical Flow”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXIX, No. 02, April 2006.
K.P.P. PATHIRANA, K.P.J.S. KUMARA, T.B.S. PRIYASHANTHA AND S.B. DARSHANA: “Effect of Particle Gradation of Bed Material on Transport of Nonuniform Sediment”, Journal of the Institution of Engineers, Sri Lanka (‘Engineer’), Vol. XXXIX, No. 02, April 2006.
P.C. RANASINGHE, K.P.P. PATHIRANAAND U.R.RATHNAYAKE: “Effect of Roughness Height and Reference Bed Level on Bed Shear Stress in Open Channel Flows”, Proceedings of the Tenth Asian Congress of Fluid Mechanics, Peradeniya, Sri Lanka, May 2004.
E.M.S. WIJERATNE, L. RYDBERG AND K.P.P. PATHIRANA: “Modelling of Sea Levels, Water Exchange and Dispersion in an Intermittently Closed Tidal Estuary: Chilaw Lagoon, West Coast of Sri Lanka”, Proceedings of the Tenth Asian Congress of Fluid Mechanics, Peradeniya, Sri Lanka, May 2004.
E.M.S. WIJERATNE, L. RYDBERG AND K.P.P. PAK.P.P. PATHIRANATHIRANA: “Comparison of 1-D and 2-D Tidal Models Applied to a Shallow Restricted Tidal Inlet: Negombo Lagoon, Sri Lanka”: Chilaw Lagoon, West Coast of Sri Lanka”, Proceedings of the Tenth Asian Congress of Fluid Mechanics, Peradeniya, Sri Lanka, May 2004.
K.P.P. PATHIRANA and H. TSURUYA: “ModellingFluidisation of Mud by Waves”, Fifth International Conference on Coastal and Port Engineering in Developing Countries (COPEDEC 99), Cape Town, South Africa, pp.343-354, April 1999.
TSURUYA, H., K.P.P. PATHIRANA and Y. NAKAGAWA: “Simulation of Wind-Induced Currents Using a Multi-Level Model”, Sixth International Conference on Hydraulic Engineering Software (HYDROSOFT’96), Penang, MALAYSIA, pp. 251-260, 1996.
K.P.P. PATHIRANA, C.S. YU and J. BERLAMONT: “Modelling Cohesive Sediment Transport in Tidal Waters”, International Conference on Hydro-Technical Engineering for Port and Harbour Construction (HYDRO-PORT’94), Yokosuka, JAPAN, pp. 1271-1290, October 1994.
HAMM, L., T. CHESTER, M. FETTWEIS, J.JOHNSEN, K.P.P. PATHIRANA and E. PELTIER: “An Intercomparison Exercise of Cohesive Sediment Transport Numerical Models”, Cohesive Sediments, Fourth International Conference on Near Shore Estuarine Cohesive Sediment Transport (INTERCOH’ 94), Paper 43 (pp. 449-458), Wallingford, UK, July 1994.
SONG, Z.W., K.P.P. PATHIRANA, D. ROOSE and J. BERLAMONT: “Simulation of Tidal Flows for South North Sea and Sediment Transport for Western Scheldt Estuary on Parallel Computers”, International Conference on High-Performance Computing and Networking, Munich, GERMANY, April 1994.
FETTWEIS, M., M. SAS, K.P.P. PATHIRANA, E. JABBARI and C.S. YU: “Suspended Sediment Transport Modelling in the Scheldt Estuary: Comparison of Different Models”, Proceedings of the First International Conference on Advances in Hydro-Sciences and Engineering, Volume 1 - Part B, (Edited by, Sam S.Y. Wang), WashingtonD.C., USA, pp. 1705-1710, June 1993.
SD & CC Award for the best paper by a Associate Member that appeared in the ‘Engineer’ Journal during the Session 2010/2011 to A.L. Dissanayake and K.P.P. PATHIRANA for the paper titled “A Mathematical Model to Predict Frequency of Sand Nourishment in Straight Beaches“.
CDE Award – 2006: for the best technical paper published in the Journal of the Institution of Engineers, Sri Lanka (‘Engineer’) during the session 2006/2007. Title of the paper: “Influence of Reference Bed Level on Computation of Bed Shear Stress in Open Channel Flow”.
IESL Award – 2009: for the best technical paper published in the Journal of the Institution of Engineers, Sri Lanka (‘Engineer’) during the session 2008/2009. Title of the paper: “Bed Shear Stress in Unsteady Open Channel Flow Over Rough Beds”.
Technical paper titled, “Assessment of Wave Disturbance and Ship Motion for the Detailed Design of Hambantota Seaport” by T.D.T. Pemasiri, K. Ramachandran, K. Thulasikopan, K.P.P. PATHIRANA and K. Raveenthiran, won the first place from the competition organized by the IESL/IWMI – October 2008.
IESL Award – 2014: for the best technical paper published in the Journal of the Institution of Engineers, Sri Lanka (‘Engineer’) during the session 2013/2014. Title of the paper: “Characteristics of Hydraulic Jumps over Rough Beds – An Experimental Study”.
Anton Award – 2014: Technical paper titled “Estimation of Trap Efficiency in Reservoirs – An Experimental Study” presented by N.M.T.K. Revel, L.P.G.R. Ranasiri and R.M.C.R.K. Ratnayake, won the 1st Place under 35 yr category from the competition organized by IESL on “Eco Friendly Water Infrastructure for Sustainability Development and Management Experiences gained from Integrated Water Resources Development and Management in Sri Lanka” (Supervisor of the project).
Member of the Expert Advisory Group of Sri Lanka on Sethusamudram Ship Canal Project.
Member of the Editorial Board of the Journal of the Institution of Engineers, Sri Lanka (‘Engineer’).
Editor of the Annual Sessions of the Institution of Engineers, Sri Lanka.
Member of the Editorial Board of Journal of Innovative Engineering.
Member of the Editorial Board of the Journal of the National Aquatic Resources Research & Development Agency of Sri Lanka (NARA) (since Oct 2013).
Member of the Editorial Board of Journal of Water Resources and Environmental Engineering, Chrome Publishing Group.
Member of the Editorial Board of Journal of Fluid Mechanics and Hydraulic Engineering, Chrome Publishing Group.
Programme Chair, Special Session on Coastal Structures, 4th International Conference on Structural Engineering and Construction Management 2013, Kandy, Sri Lanka, 14th Dec. 2013.
Regular Associate of the Abdus Salam International Centre for Theoretical Physics, Trieste, Italy (Jan. 2001 to 2008)
Treasurer of the 10th Asian Congress of Fluid Mechanics held at University of Peradeniya, Sri Lanka in May 2004.