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本文阐述了油田混输管线中气液多相流动的水力特点和7种常见的流动型态;综述了国内外计算混输管线压降的6种常用方法,并对今后的研究工作提出了看法。
This paper describes the hydraulic characteristics and seven common flow patterns of gas-liquid multiphase flow in the oil and gas pipelines. Six common methods for calculating the pressure drop of mixed pipeline in China and abroad are summarized, and the future research work is put forward .