Senavirathna, M.D.H.J; Weerasinghe, K.D.N; Mathias, Maier; Harald, Rosemann
(Faculty of Agriculture, University of Ruhuna, Sri Lanka, 2009-09-10)
An experiment was carried out to increase the efficiency of the existing solar
distillation unit constructed by the National Engineering Research and Development
(NERD) center Sri Lanka by incorporating a sand layer ...