Funding for this research was provided by:
the Postgraduate Innovation Project of China University of Petroleum (No.17CX06051)
the Natural Science Foundation of Shandong Province of China (No. ZR2017LEM004)
the Open Fund of Key Laboratory of Oil & Gas Equipment, Ministry of Education (No. OGE201702-07)
the Fundamental Research Funds for the Central Universities (No. 18CX02091A)
Article History
First Online: 31 January 2019