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阳离子型聚丙烯酰胺水溶液的流变特性实验

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Indexed by:期刊论文

Date of Publication:2015-04-15

Journal:热科学与技术

Included Journals:PKU、ISTIC、CSCD

Volume:14

Issue:2

Page Number:114-118

ISSN No.:1671-8097

Key Words:聚丙烯酰胺水溶液;流变性;表观黏度;实验

Abstract:以阳离子型聚丙烯酰胺水溶液为实验对象,研究了质量浓度、剪切速率、温度对聚丙烯酰胺溶液流变特性的影响。结果表明:PAM水溶液在质量浓度为0.5~2.0 g/L时,其表观黏度呈现线性增长,随着质量浓度升高而增加;表观黏度随着剪切速率的增大而减小;随温度的增加而降低。流动特性指数n和稠度系数K随温度、质量浓度的变化符合幂律流体特性。综合温度、质量浓度的影响,拟合出表观黏度关于质量浓度、温度的关联式。

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