Dr. Xu received his Ph.D. degree from Xian Jiaotong University, China, in 1995. He is currently a Professor at the School of Energy, Power and Mechanical Engineering, North China Electric Power University, Beijing, China. His research interests cover energy saving of large thermal power generating set, renewable energy thermal physics, advanced nuclear energy system thermal physics, scale-flow and heat-transfer of micro-nano and other research directions. He was selected into the Hundred Talents Program of the Chinese Academy of Sciences in 2002 and was awarded by the National Science Fund for Distinguished Young Scholars (NSFDYS) in 2008.