1. Department of Automation, TNList, Tsinghua University, Beijing 100084, China
2. School of Mechatronic Engineering, Changchun University of Technology, Jilin 130012, China
3. Guangdong Provincial Key Laboratory of Petrochemical Equipment Fault Diagnosis, Guangdong University of Petrochemical Technology, Maoming 525000, China
4. College of Electrical Engineering and Automation, Shandong University of Science and Technology, Qingdao 266590, China
5. Automotive Engineering Research Institute, Changchun University of Technology, Jilin 130012, China