Zhifeng Wang, doctoral tutor of Chinese Academy of Sciences, researcher at the Institute of Electrical Engineering of Chinese Academy of Sciences, group leader of national 973 project, general team leader of 863 key project of "11th five-year plan" of Ministry of Science and Technology and director of key laboratory of solar thermal power utilization and photovoltaic system of Chinese Academy of Sciences, graduated from Department of Thermal Engineering, Tsinghua University and received his doctor's degree. In 2005, he was nominated in the "Hundred Talents Program? of the Chinese Academy of Sciences. Dr. Wang's research mainly includes solar thermal power generation technology, performance evaluation of solar energy utilization system, flow and transfer of heat in the solar heat-collecting system, numerical simulation of flow and heat transfer process in the heat exchanger, heat transfer through radiation in complex gas medium, numerical simulation of heat transfer process in complex geometrics and performance evaluation methods of the solar energy heat utilization system.