... drying is a complex heat and mass transfer process, where heat is primarily transferred by conduction and to a lesser extent by convection, and mass transfer by evaporation and diffusion of water ... D., Heat and mass transfer in cylinder drying: Part I. unfelted cylinders”, AIChE Journal 6(4) pp 606-611, 1960. Nissan, A.H. and Hansen, D., Heat and mass transfer in cylinder drying: Part ... exhaust outlets vary between 74 and 85 oC and this temperature is quite high and suitable for efficient heat recovery. Evaporation, Condensation and Heat Transfer 568 The steam efficiency...