1Dipartimento di Ingegneria Industriale, Universita degli Studi di Napoli Federico II, 80125 Napoli, Italy 2Laboratoire de Modelisation et Simulation Multi Echelle, Equipe Transferts de Chaleur et de Matiere, Universite PARIS-EST, 77454 Marne-la-Vallee Cedex 2, France 3School of Energy and Power Engineering, Xi’an Jiaotong University, Xi’an, Shaanxi 710049, China 4Laboratory of Steam Boilers andThermal Plants, School of Mechanical Engineering, National Technical University of Athens, Zografou, 15780 Athens, Greece 5Mechanical and Aerospace Engineering Department, Rutgers, the State University of New Jersey, Piscataway, NJ 08854-8058, USA