1. Assistant Professor, School of Electric Power, North China Univ. of Water Resources and Electric Power, Zhengzhou 450045, China (corresponding author). ORCID: .
2. Assistant Professor, National Engineering Laboratory of Coal-Fired Pollution Reduction, Shandong Univ., Jinan, Shandong 250061, China.
3. Assistant Professor, Collaborative Innovation Center of Biomass Energy, Henan Agricultural Univ., Zhengzhou 450002, China.
4. Professor, National Engineering Laboratory of Coal-Fired Pollution Reduction, Shandong Univ., Jinan, Shandong 250061, China.