1. Key Laboratory of Road Construction Technology and Equipment of MOE, School of Construction Machinery, Chang’an University, Xi’an, People’s Republic of China
2. Key Laboratory of Contemporary Design and Integrated Manufacturing Technology, Ministry of Education, Northwestern Polytechnical University, Xi’an, People’s Republic of China
3. Centre for Integrated Renewable Energy Generation and Supply (CIREGS), Cardiff University, Cardiff, UK
4. State Key Laboratory of Fluid Power and Mechatronic Systems, Institute of Industrial Engineering, Zhejiang University, Hangzhou, People’s Republic of China