Abstract: The SEC standard for proven reserves has been followed by oil companies listed in the securities markets of the United States.In conclusion,this standard has ten key aspects should be emphasized,including reasonable certainty,existing economic and operating conditions,economic production capacity,gas-oil and/or oil-water contacts and proven oil-bearing area,the reliability of physical data from core analyses and/or log interpretations,improved reserves after enhancing oil recovery,limits of proving developed reserves,limits of proving undeveloped reserves,economic evaluation,application of probability approach.The determination of proved area and proved reserves by improved recovery techniques are important for the use of SEC standards in China,because there is a big gap between China and the western countries about the evaluation standards for determining hydrocarbon-bearing area and enhancing reserves.

Key words: oil, gas, reserves estimation, SEC standard, hydrocarbon-bearing area, hydrocarbon recovery efficiency

摘要： SEC的证实储量定义是在美国上市的石油公司必须遵循的储量标准.该标准归纳起来着重于10个方面,即合理的确定性、现行经济和操作条件、经济生产能力、流体界面和含油气面积、岩石物理资料的证实程度、提高采收率的储量、证实已开发储量的界定、证实未开发储量的界定、经济评价以及概率法的应用等.其中,在含油气面积的确定原则和提高采收率及其储量方面,中、西方评价标准存在着差异,也最值得关注.

关键词: 石油, 天然气, 储量评估, SEC标准, 含油气面积, 油气采收率