Numerical study of heat transfer from a wall incorporating a phase change material L. Derradji, A. Hamid, B. Zeghmati, M. Amara, A. Bouttout and Y. Maoudj EPJ Web of Conferences, 44 (2013) 02001 Published online: 25 March 2013 DOI: 10.1051/epjconf/20134402001