【Key words】 viscoelastic fluid； HPAM solution； xanthan gum solution； displacement efficiency； viscoelasticity；
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Dynamic testing experiments on HPAM solution and xanthan gum solution were carried out, through the experimental results we can know that two kinds of solutions both have loss modulus and storage modulus.
对聚丙烯酰胺溶液和黄原胶溶液进行了动态测试实验，从实验结果可以看出，这两种溶液都具有损耗模量及储存模量，同时溶液浓度、配制水的矿化度及聚丙烯酰胺的分子量对溶液的损耗模量和储存模量都有影响。
参考来源 - 聚合物溶液粘弹性对提高驱油效率的作用·2,447,543篇论文数据，部分数据来源于NoteExpress
黄原胶溶液的粘弹性也随浓度的增加而增加；
The viscoelasticities of xanthan solutions also increase with the increase of concentrations.
黄原胶溶液的粘度几乎不受水的矿化度影响。
The salinity of water cannot affect the viscosity of xanthan gum solution.
在浓度低于缠结浓度时，黄原胶溶液的驱油效率很低。
The displacement efficiency of xanthan gum solution was low, when its concentration was lower than the overlap concentration.
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