应用双头电导探针测量系统,对垂直上升管内油水两相分散流局部相分布特性进行了系统测量.得到了油水两相分散流的局部含油率分布类型图.研究结果表明低折算水速和低折算油速条件下,局部含油率在实验段截面上呈抛物线型局部分布特征,局部最大值出现在实验段中心区域.随折算油速增大,油滴受到横向力如升力的作用,逐渐向实验段壁面区域迁移,形成局部含油率的壁面峰值分布特性.当折算水速大于0.8 m/s时,局部含油率在实验段截面上呈均匀分布.
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