1. Director, School of Hydraulic, Energy and Power Engineering, Yangzhou Univ., Yangzhou 225009, China (corresponding author).
2. School of Information Engineering, Yangzhou Univ., Yangzhou 225009, China.
3. School of Water Conservancy and Architecture, Northeast Agricultural Univ., Harbin 150030, China.
4. Professor, Faculty of Engineering, Graduate School of Tottori Univ., Tottori 680-8551, Japan.