1. School of Chemical Engineering and Energy, Zhengzhou University, Zhengzhou 450001, China
2. School of Mechanical Engineering, Shandong University, Jinan 250061, China;
3. Engineering and Technology Research Center for Special Equipment Safety of Shandong Province, Jinan 250061, China;
4. Research Center of Safety Guarantee and Assessment to Special Equipment, Shandong University, Jinan 250061, China e-mail: