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按照生产费用和投资费用最低的原则选择注水管线的直径,具有较佳的经济效果。本文根据大庆油田的有关资料,作出了油田注水管网的Q—d经济曲线,导出了计算经济管径的近似公式。
In accordance with the principle of production costs and investment costs of the lowest choice of water pipe diameter, with better economic results. Based on the relevant data of Daqing Oilfield, this paper made a Q-d economic curve of oilfield water injection pipe network and derived an approximate formula for calculating economic pipe diameter.