Research on Single Well Benefit Evaluation Method of Overseas Tight Gas Project

Overseas tight gas project, as a kind of unconventional energy project, is an important part of overseas energy strategic layout and business development planning of oil companies. Single well is the basic unit of oil and gas field exploration and development, and it has strong guiding significance for oil and gas field development programming. The economic evaluation of overseas tight gas single well is not only related to technical factors such as production and decline rate, but also depends on economic factors such as investment, operation cost, contract mode and fiscal terms. With the current situation of tight gas development at home and abroad and as a background, this paper focuses on the research of single-well economic evaluation methods, economic evaluation indexes, calculation steps of overseas tight gas projects, and analyzes them through case studies, which will help the oil company meet the smooth implementation of the annual work plan budget, so as to grasp the operating conditions of the company and the overall investment strategy in an all-round way, and thus to improve the efficiency of the use of funds and the level of investment decision-making of the oil company.