1. College
of Pipeline and Civil Engineering, China University of Petroleum, Qingdao, Shandong 266580, PR China
2. Shandong Provincial Key Laboratory of Oil & Gas Storage and Transportation Safety, Qingdao, Shandong 266580, PR China
3. Energy
and Climate Group, Department of Physics and Technology, UiT The Arctic University of Norway, NO-9037 Tromsø, Norway