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高分子减阻剂溶液流变参数的测定与分析
Determination and Analysis of Rheological Parameters of High Polymer Drag Reducer Solution
【摘要】 通过环道及流变实验数据,按照经验公式计算剪切变稠的油溶型高分子减阻剂在圆管中的流动情况,计算出柴油-高分子减阻剂溶液的流变参数Rew、τw、γw、ηw、fw,讨论其与减阻率DR%的关系。并推导出了对于溶液聚合的高分子减阻剂的摩擦系数与壁面雷诺数之间的关系:fw-12=29.8 log(Rewfw21)-54.43。
【Abstract】 Some empirical equation were used to get Rew、τw、γw、ηw、fw.the relations of ηw,Rew,fw and DR% were discussed.The equtation between Rew and fw was gained: f-12w=29.8 log(Rewf12w)-54.43.
【关键词】 剪应力;
剪切速率;
壁面粘度;
摩擦系数;
减阻率;
【Key words】 Shear stress; Shear rate; Wall viscosity; Friction coefficient; DRA;
【Key words】 Shear stress; Shear rate; Wall viscosity; Friction coefficient; DRA;
- 【文献出处】 辽宁化工 ,Liaoning Chemical Industry , 编辑部邮箱 ,2008年08期
- 【分类号】TE869
- 【被引频次】1
- 【下载频次】130