纺织学报 ›› 1999, Vol. 20 ›› Issue (02): 7-10.

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熔纺中空纤维皮芯结构的动力学模拟──泵供量、卷绕速度、熔体温度、切片粘度的影响

王华平;余晓蔚;韩淑丽   

  1. 中国纺织大学化纤工程研究中心
  • 出版日期:1999-04-15 发布日期:1999-04-15
  • 通讯作者: 王华平

  • Online:1999-04-15 Published:1999-04-15

摘要: 本文基于纺丝动力学模拟模型及理论,根据计算机模拟结果详尽讨论了卷绕速度、泵供量、熔体温度、切片粘度对速度梯度、皮芯温差的影响。结果表明:泵供量、卷绕速度、切片粘度对速度梯度影响较大,从而影响纺丝成形;泵供量、熔体温度对皮芯温差影响较大,从而影响皮芯结构。

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