Open Access

ARTICLE

Experimental Study on Heavy Oil Drag Reduction in Horizontal Pipelines by Water Annular Conveying

Mingjun Du^1,2, Jiaqiang Jing^1,*, Xinqiang Xiong³, Bingbing Lang², Xuan Wang², Shiying Shi^4,*

1 State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu, 610500, China
2 China Petroleum Engineering & Construction Corp North Company, Renqiu, 062552, China
3 China National Petroleum Corporation, Beijing, 100000, China
4 Institute of Mechanics, Chinese Academy of Science, Beijing, 100190, China

* Corresponding Authors: Jiaqiang Jing. Email: ; Shiying Shi. Email: