Transient solutions of dynamics in fiber spinning and film casting accompanied by flow-induced crystallization

Joo Sung Lee, Dong Myeong Shin, Hyun Wook Jung, Jae Chun Hyun

    Research output: Contribution to journalArticlepeer-review

    2 Citations (Scopus)

    Abstract

    In the transient solutions of fiber spinning and film casting process dynamics accompanied by spinline flow-induced crystallization was investigated incorporating flow-induced crystallization kinetics into the mathematical model of the system and then devised proper numerical schemes to generate the temporal pictures of the system. It turns out that the difficulty obtaining the transient solutions of the processes accompanied by flow-induced crystallization lies in, among these, the extremely high sensitivity of the spinline velocity towards the fluid stress level. The transient solutions thus obtained will be used for developing optimal strategies to enhance the stability and productivity of the processes.

    Original languageEnglish
    Pages (from-to)393-396
    Number of pages4
    JournalJournal of Central South University of Technology (English Edition)
    Volume14
    Issue number1 SUPPL.
    DOIs
    Publication statusPublished - 2007 Feb

    Bibliographical note

    Funding Information:
    This study was supported by research grants from the Korea Science and Engineering Foundation (KOSEF) through the Applied Rheology Center (ARC), an official KOSEF-created engineering research center (ERC) at Korea University, Seoul, Korea.

    Copyright:
    Copyright 2008 Elsevier B.V., All rights reserved.

    Keywords

    • Fiber spinning
    • Film casting
    • Flow-induced crystallization
    • Stability
    • Transient solutions

    ASJC Scopus subject areas

    • General Materials Science
    • Mechanics of Materials
    • Mechanical Engineering

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