01/2022 – present, Professor, Dept. Power Engineering, Xi’an Jiaotong University
01/2016 – 12/2021, Associate Professor, Dept. Power Engineering, Xi’an Jiaotong University
03/2012 – 12/2015, Assistant Professor, Dept. Power Engineering, Xi’an Jiaotong University
10/2008 – 08/2010, Visiting Scholar, Dept. Electrical and Computer Engineering,