1. Natural Gas Gathering and Transmission Engineering Technology Research Institute, PetroChina Southwest Oil and Gas Field Company, Chengdu 610041, China
2. Infrastructure Construction Engineering Department, PetroChina Southwest Oil and Gas Field Company, Chengdu 610066, China
3. School of Intelligent Manufacturing, Panzhihua College, Panzhihua 617000, China
4. Petroleum Engineering School, Southwest Petroleum University, Chengdu 610500, China