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中国塑料 ›› 2021, Vol. 35 ›› Issue (11): 97-103.DOI: 10.19491/j.issn.1001-9278.2021.11.015
张毅1(), 乔亮2,3, 范峻铭2,3, 闻炯明4, 孙磊4, 曹宇光1, 吕世伟1
收稿日期:
2021-04-29
出版日期:
2021-11-26
发布日期:
2021-11-23
作者简介:
张毅(1988-),副教授,博士,2017年毕业于加拿大阿尔伯塔大学机械工程学院,主要从事聚乙烯燃气管道损伤失效分析、寿命预测及高分子聚合物损伤失效机理与表征研究,基金资助:
ZHANG Yi1(), QIAO Liang2,3, FAN Junming2,3, WEN Jiongming4, SUN Lei4, CAO Yuguang1, LYU Shiwei1
Received:
2021-04-29
Online:
2021-11-26
Published:
2021-11-23
摘要:
采用实验方法系统研究了压扁阻断工艺参数,包括压管速度、松管速度、压缩率、环境温度和管径对聚乙烯(PE)管道力学响应的影响。结果表明,压管过程中PE管道载荷随着压管速度的增大、压缩率的增大、环境温度的降低或管径的增大而增大;卸载过程中PE管道的残余变形随松管速度的增大而增大;维持阶段PE管道的载荷衰减随着压管速度的增大、压缩率的降低、管径的减小或环境温度的降低而增大。
中图分类号:
张毅, 乔亮, 范峻铭, 闻炯明, 孙磊, 曹宇光, 吕世伟. 压扁阻断下聚乙烯管道力学响应的实验研究[J]. 中国塑料, 2021, 35(11): 97-103.
ZHANG Yi, QIAO Liang, FAN Junming, WEN Jiongming, SUN Lei, CAO Yuguang, LYU Shiwei. Experimental Study on Mechanical Response of Polyethylene Pipe Subjected to Squeeze⁃off[J]. China Plastics, 2021, 35(11): 97-103.
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