Strain characteristics of cotton yarns depending on the strain rate and methods of their manufacture

Autor: Baymuratov Bakhodir, Tulanov Shamsidin, Sultanov Karim, Ismailova Sabida
Jazyk: English<br />French
Rok vydání: 2021
Předmět:
Zdroj: E3S Web of Conferences, Vol 304, p 03027 (2021)
Druh dokumentu: article
ISSN: 2267-1242
DOI: 10.1051/e3sconf/202130403027
Popis: One of the main reasons for the nonlinearity of the tension diagrams of cotton yarns is the variability of their moduli of elasticity and plasticity under strain. The changes in strain moduli obtained from the tensile diagrams confirm this. The strain curve has ten parameters, the values of which depend on the method of yarn manufacture and the strain rate. Based on the results of processing the tension diagrams of cotton yarn, obtained by carded and combed systems by ring and rotor spinning (CD-carded ring-spun, OE-carded rotor-spun, CM-combed ring-spun), at strain rates from 0,0033 s-1 to 0,033 s-1, the values of these ten parameters were determined and analyzed. Their quantitative and qualitative dependence on the method of their manufacture and strain rate are shown.
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