黄金科学技术 ›› 2018, Vol. 26 ›› Issue (6): 811-818.doi: 10.11872/j.issn.1005-2518.2018.06.811
Zhipeng LAN(),Xinmin WANG*(),Qinli ZHANG,Qiusong CHEN
摘要:
为了探究磁化水对膏体料浆管道输送流变性能的影响,基于自制的L型斜管试验装置,运用正交试验设计法进行了不同磁化条件下膏体料浆自流输送室内物理模拟试验,对试验结果进行优化组合筛选。结果表明:在适宜的磁化条件下,磁化水能够有效改善膏体料浆流变性能,降低料浆屈服应力和塑性黏度,提高膏体料浆管道输送可靠性。与空白组对比,当磁感应强度B=200~300 mT,磁化时间T=15~25 min,水循环流量为0.5~1.5 L/s时,膏体料浆摩阻损失最小,屈服应力降低8%~20%,塑性黏度降低12%~35%。
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