1. Hebei Key Laboratory of Power Plant Flue Gas Multi-Pollutants Control, Department of Environmental Science and Engineering, North China Electric Power University, Baoding, People's Republic of China
2. Moe Key Laboratory of Resources and Environmental Systems Optimization, College of Environmental Science and Engineering, North China Electric Power University, Beijing, People's Republic of China
3. Department of Production and Technology, Huadian Xiangyang Electricity Supply Co, Ltd Huadian Xiangyang Electricity Supply Co, Ltd, Xiangyang, People's Republic of China