1. Beijing Key Laboratory of Emission Surveillance and Control for Thermal Power Generation North China Electric Power University Beijing 102206 China
2. State Key Laboratory of Clean and Efficient Coal-Fired Power Generation and Pollution Control China Energy Science and Technology Research Institute Co., Ltd. Nanjing 210023 China
3. Key Laboratory of Thermo-Fluid Science and Engineering of MOE Xi'an Jiaotong University Xi'an 710049 China