Centre for Instrument Development (CID)

Centre for Instrument Development [CID] comprises of a multidisciplinary research group working on the fields of Automation & Instrumentation, Postharvest technology, Drying & solar thermal energy, Optical spectroscopy & imaging and Computational Physics. In addition to the research degree programs PhDs and MPhils, the centre undertakes conducting of courses in certificate, diploma, undergraduate and postgraduate levels, and training of personnel in instrumentation related area.

Contact us

Dr. Hiran HE Jayaweera
hiran@phys.cmb.ac.lk

Research Activities/ Ongoing Projects

  • Industrial and domestic applications of solar thermal energy
  • Drying kinetics of agricultural products
  • Development of thermal energy storage system
  • Development of an in-situ portable optical Chlorophyll detector
  • Optical remote sensing of insects
  • Development of a combinatorial optical property measuring system for classification/quantification of liquids
  • Development of a Lidar system to for counting nocturnal birds and bats

Research projects available for Level 4 students (2018)

  • Design and performance evaluation of solar dryer
  • Monitoring activity of fireflies

Financial Support

  • National Science Foundation (NSF)
  • National Research Council (NRC)
  • University of Colombo
  • University Grant Commission

Collaborators / Research Links

Publications

Journal Papers

  1. Udeshi,K. M. W. , Jayaweera, H. H. E. , Wickramasinghe, D. D. & Ariyaratne, T. R.,  Classification of Spatial Variability of Water Quality using Absorption and Fluorescence Spectra: A Case Study on Beira Lake, International Journal of Photonics and Optical Technology, 3(1), 43-47, (2017)
  2. Kumara, P.D.C.,  Suraweera, S.K.K., Jayaweera, H.H.E., Muzathik, A.M. & Ariyaratne, T.R., Efficient Type of Steam Condenser for Water Desalination of Solar Thermal Energy in Remote Arid Areas and Islands, International Journal of Solar Energy,  6 (1), 13-18, (2016)
  3. Brydegaard, M., Merdasa, A., Gebru, A., Jayaweera, H. & Svanberg, S.,  Realistic instrumentation platform for active and passive optical remote sensing. Applied Spectroscopy,  70 (2), 372-385,(2015)
  4. Ranatunga, C. L., Jayaweera, H. H. E., Suraweera, S.K.K. & Ariyaratne, T. R., Distribution of the vibration effect within the stacked boxes during vehicular road transportation of tomatoes, Vidyodaya Journal Of Science, 19, (2014)
  5. Jayaweera, H. H. E., Anderson, B. & Eghan, M. J., A Simple Polarized-Based Diffused Reflectance Colour Imaging SystemJ. of Ghana Science Association,14(1), 82-93 (2012)
  6. Runemark, A.,Wellenreuther, M., Jayaweera, H., Svanberg, S., Brydegaard, M., Rare Events in Remote Dark Field Spectroscopy: An Ecological Case study of Insects, ,IEEE J. of Selected Topics in Quantum Electronic,18 (5), 1573-1582 (2012)
  7. Brydegaard, M., Merdasa, A., Jayaweera, H., Ålebring, J. & Svanberg, S., Versatile multispectral microscope based on light emitting diodes, Rev. Sci. Instrum. 82(12), 123106-13 (2011)
  8. Liang, M., Jayaweera, H., Lundin, P., Svanberg,S. & Somesfalean, G., Gas spectroscopy and optical path-length assessment in scattering media using a frequency-modulated continuous-wave diode laser, Optics Letters36 (16), 3036-3038 (2011)
  9. Ranatunga, C. L., Jayaweera, H. H. E. & Ariyaratne, T. R., Evaluation of finger-feel firmness as a subjective measurement of Tomato quality degradation at retail market. Tropical Agricultural Research, 20(1),(2008)

In conference – full text

  1. Ranatunga, C. L., Jayaweera, H. H. E., Suraweera, S. K. K. & Ariyaratne, T. R., (2009) Effect of measurement of non-destructive firmness on tomato quality and a comparison between non-destructive and destructive methods. 25th technical sessions.Institute of Physics – Sri Lanka.
  2. Ranatunga, C. L., Jayaweera, H. H. E., Suraweera, S. K. K., Ruvinda, K. K. D. L., Wattage, S. C. & Ariyaratne, T. R., (2010) Vibration effects in vehicular road transportation. 26th technical sessions. Institute of Physics – Sri Lanka.
  3. Suraweera, S. K. K., Jayaweera, H. H. E., Thiruparan, B. & Ariyaratne, T. R., (2011) Electronic implementation of sun algorithm, Research Symposium – University of Colombo. University of Colombo, Colombo 03, Sri Lanka.
  4. Ruvinda, K. K. D. L., Suraweera, S. K. K., Jayaweera, H. H. E., Ranasinghe, O. K. & Ariyaratne, T. R., (2011) Construction and Evaluation of a Drying Chamber Powered by Parabolic Trough Solar Concentrator. 27th technical sessions. Institute of Physics – Sri Lanka.
  5. Jayaweera, H.,Suraweera, S. K. K.& Ariyaratne T. R., Monitoring of fruit maturity based on spectrometric techniques using LEDs and photodiodes: case study: Avocado, (2012) Estimation of physiological maturity of bell pepper, Third international workshop of African Spectral Imaging Network (AFSIN), Nairobi, Kenya
  6. Kumara, P.D.C., Suraweera, S.K.K., Jayaweera, H. H. E., Muzathik, A.M. & Ariyaratne, T. R., (2013). Wind load analysis for structural design of a parabolic trough concentrator. Research Symposium 2013 – University of Colombo, Sri Lanka.
  7. Suraweera, S.K.K., Kumara, P.D.C., Jayaweera, H. H. E. & Ariyaratne, T. R., (2013). An optical technique for evaluating the shape of reflective parabolic trough. Research Symposium 2013 – University of Colombo, Sri Lanka.
  8. Kumara, P.D.C., Suraweera, S.K.K., Jayaweera, H. H. E., Muzathik, A.M. & Ariyaratne, T. R., (2013). Wind load analysis for structural design of a parabolic trough concentrator. Research Symposium 2013 – University of Colombo, Sri Lanka.
  9. Suraweera, S.K.K., Kumara, P.D.C., Jayaweera, H. H. E. & Ariyaratne, T. R., (2013). An optical technique for evaluating the shape of reflective parabolic trough. Research Symposium 2013 – University of Colombo, Sri Lanka.
  10. K.M.W. Udeshi, H.H.E. Jayaweera, T.R. Ariyaratne, 2014, “ Investigation of relationship between variation of colour change of fruits with their shelf-life and other physical properties ”, International Research conference 2014, Kothalawala Defence University, pp: 187-194

In conference – abstracts

  1. Jayaweera, H. H. E., Ranatunga, C. L., Suraweera, S.K.K., Ruvinda, & Ariyaratne, T. R., (2010)Classification of Sri Lankan tomato varieties based on image analysis. Research Symposium – University of Colombo. University of Colombo, University of Colombo.
  2. Ranatunga, C. L., Jayaweera, H. H. E., Suraweera, S. K. K., Wattage, S. C., Ruvinda, K. K. D. L., Ariyaratne, T. R. (2010) Degradation of tomato quality during transportation. Research Symposium – University of Colombo. University of Colombo, University of Colombo.
  3. P D C Kumara, S K K Suraweera, H H E Jayaweera, A M Muzathik and T R Ariyaratne,(2013) “Wind load analysis for structural design of a parabolic trough concentrator”Annual Research Symposium, University of Colombo, pp:156
  4. S K K Suraweera, P D C Kumara, H H E Jayaweera and T R Ariyaratne,(2013) “An Optical technique for evaluating the shape of reflective parabolic trough” Annual Research Symposium, University of Colombo, pp:157
  5. M P S Viraj, S K K Suraweera, P D C Kumara, A N Pattividana, H H E Jayaweera and T R Ariyaratne,(2015) “Controlling of a Parabolic Trough Concentrator (PTC) for tracking sun by implementing sun algorithm on a microcontroller” Annual Research Symposium, University of Colombo, pp:
  6. S K K Suraweera, P D C Kumara, M P S Viraj, H H E Jayaweera and T R Ariyaratne,(2015) “Optical technique for evaluating the slope errors of reflective parabolic trough” Annual Research Symposium, University of Colombo, pp:
  7. J D M Jayakody, P D C Kumara, J Rathnayake, H H E Jayaweera and T R Ariyaratne, (2015) “A theoretical study and mathematical modeling of a cross flow steam condenser” Annual Research Symposium, University of Colombo, pp:
  8. P D C Kumara, S K K Suraweera, H H E Jayaweera, A M Muzathik and T R Ariyaratne,(2015) “Designing a steam condenser for water desalination for parabolic trough solar thermal energy plant”Annual Research Symposium, University of Colombo, pp:
  9. T.H. Tennahewa, K.M.W. Udeshi , H.H.E. Jayaweera,(2015) ” Laser diode based chlorophyll sensor ”, Annual Research Symposium, University of Colombo, pp: 138
  10. K.M.W. Udeshi, H.H.E. Jayaweera, T.R. Ariyaratne, D.D. Wickramsinghe,(2016) “ Reconstruction of fluorescence and absorption spectra of water samples collected from different locations of Beira Lake ”, Annual Research Symposium, University of Colombo, pp: 296
  11. P D C Kumara, M P S Viraj, H H E Jayaweera, A M Muzathik and T R Ariyaratne,(2016) “Experimental investigation of the temperature dependency of the thermal conductivity of glass wool used in a steam generator” Annual Research Symposium, University of Colombo, pp:275
  12. M P S Viraj, P D C Kumara, H H E Jayaweera and T R Ariyaratne,(2016) “Feasibility study on a constructing heat battery for parabolic trough solar thermal energy plant” Annual Research Symposium, University of Colombo, pp:298
  13. Wickramarathna, D.D.C. & Jayaweera, H.H.E. Development of a combinatorial optical property measuring system for liquids, Research Symposium – University of Colombo.  University of Colombo, Colombo 03, Sri Lanka. (2016)