1. College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, China
2. College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, China; Beijing Engineering Research Center of Safety and Energy Saving Technology for Water Supply Network System, China Agricultural University, Beijing 100083, China
3. NanFang R&D Institute, Nanfang Pump Co., Ltd., Hangzhou 311107, China