A study on the bio-based surfactant sodium cocoyl alaninate as a foaming agent for enhanced oil recovery in high-salt oil reservoirs

Author:

Hao Hongda1ORCID,Wu Hongze1,Diao Haoyu2,Zhang Yixin1,Yang Shuo1,Deng Song1,Li Qiu1,Yan Xiaopeng1,Peng Mingguo1,Qu Ming3,Li Xinyu4,Xu Jiaming4,Yang Erlong5

Affiliation:

1. School of Petroleum and Natural Gas Engineering, School of Energy, Changzhou University, Changzhou, 213164, China

2. CNPC Engineering Technology Research and Development Co. Ltd, Beijing, 100083, China

3. Sanya Offshore Oil & Gas Research Institute, Northeast Petroleum University, Sangya, 572024, China

4. China Yangtze Power Co. Ltd, Yichang, 443000, China

5. School of Petroleum Engineering, Northeast Petroleum University, Daqing, 163318, China

Abstract

A bio-based surfactant of SCA is proposed as a foaming agent, which has better foaming ability, stability, and anti-salt ability compared to OP-10 and SDS. It can enhance oil recovery by more than 15% after primary waterflooding.

Funder

National Key Research and Development Program of China

China National Petroleum Corporation

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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