UC Davis Food Science & Technology

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Jatal D. Mannapperuma

Specialist


Degree

Ph. D. University of California at Davis, 1988

Research

Dr. Mannapperuma researches membrane applications in food processing and studies heat and mass transfer in food processing. He also works on improving energy efficient technologies and residual management in the food industry.

Selected Publications

  • Mannapperuma, J.D. and R.P. Singh. 1988. Prediction of freezing and thawing times of foods using a numerical method based on enthalpy formulation. Journal of Food Science 53(2):626-630.

  • Mannapperuma, J.D. 1997. Design and performance evaluation of membrane systems. IN: Valentas, K.J., E. Rotstein, and R.P. Singh (eds.), Handbook of Food Engineering Practice. CRC Book Company.

  • Mannapperuma, J.D. 2003. Residual management in fruit processing plants. IN: Somogyi, L., H.S. Ramaswamy and Y.H. Hui (eds.), Processing of Fruits: Science and Technology - Volume 1: Biology, Principles and Applications. CRC Press, Boca Raton, FL.

  • Jenkins, B.M., J.D. Mannapperuma and R.R. Bakker. 2003. Biomass leachate treatment by reverse osmosis. Fuel Processing Technology 81(3):223-246.

  • Mannapperuma, J.D. and M.R. Santos. 2004. Reconditioning of poultry chiller overflow by ultrafiltration. Journal of Food Process Engineering 27:497-516.

Awards and Honors

  • IBM Prize for Technological Research and Development. A silver medal and a US$2000 honorarium, Colombo, Sri Lanka. 1984

  • United States Patent #5,458,774 Corrugated Spiral Membrane Module. Oct. 17, 1995

  • United States Patent #6,387,186. Process for production of purified beet juice for sugar manufacture; with R.C. Reisig

  • Dedicated leadership and commitment to demonstrating membrane technology to food industry. Electric Power Research Institute, 1999

Extension of Knowledge Activities 

  • Study of salinity reduction measures in six dairy processing plants in the City of Tulare, California

  • Filtration technology short course for Sacramento Metropolitan Utility District, Sacramento, California

  • Application of membrane technology in the food industry – A short course at Escola Superior de Biotechnologia, Universidad Catolica Portuguesa, Porto, Portugal