1. National Engineering Lab for Coal-fired Pollutant Emission Reduction, School of Energy and Power Engineering, Shandong University, Jinan 250061, China
2. Shandong Xinguang Energy Saving Technology Co, 300 Changjiang Road, Yantai, Shandong Province 264000, China
3. Innovation Catalysis Team, School of Chemical Engineering and Energy Technology, Dongguan University of Technology, 1 University Road, Songshan Lake, Dongguan, Guangdong 523808, China