1. National Engineering Laboratory for Biomass Power Generation Equipment, School of New Energy, North China Electric Power University, Beijing 102206, China
2. State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing 102206, China
3. School of Energy, Power and Mechanical Engineering, North China Electric Power University, Beijing 102206, China
4. Beijing Aerospace Petrochemical EC and EP Technology Corporation Limited, Beijing 100176, China