Study of mixed convection in closed enclosure with a ceiling fan Lyes Nasseri, Omar Rahli, Djamel Eddine Ameziani and Rachid Bennacer Eur. Phys. J. Appl. Phys., 86 2 (2019) 20902 Published online: 21 June 2019 DOI: 10.1051/epjap/2019190045