Browsing by Author "Ibrahim, Sayed M."

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Browsing by Author "Ibrahim, Sayed M."

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  • Sheolal, Ashwin (Technická Univerzita v Liberci, 2010)
    The primary factors influencing the properties and character of staple spun yarns are fiber type and yarn structure. The particular spinning system, each producing yarn of its own distinctive character, determines the yarn ...
  • Mvubu, Mlando Basel (Technická Univerzita v Liberci, 2010)
    This thesis work tries to establish ways of comparing yarn diameter measurement values obtained from different measuring systems particularly Uster Tester 4 and QQM 3 as attempts have been made in the past to try and ...
  • Haleem, Noman; Ibrahim, Sayed M.; Hussain, Tanveer; Jabbar, Abdul; Malik, Mumtaz Hassan; Malik, Zulfiqar Ali (Technická Univerzita v LiberciTechnical university of Liberec, Czech RepublicAssociation Nonwoven Fabrics Industry, 2014)
    The study aims to present a relationship between air permeability of woven fabrics and their light transmission properties. Polyester / cotton (48:52) blended woven fabrics were utilized in the study. Air permeability is ...
  • Krupková, Veronika (Technická Univerzita v Liberci, 2008)
    This B.Sc, document deals with the evaluation of hairiness of produced by different production technologies. These are classical ring, plied and Siro-spun yarns. Importance of hairiness, definition and description of ...
  • Zhu, Guocheng; Ibrahim, Sayed M.; Křemenáková, Dana (Technická Univerzita v LiberciTechnical university of Liberec, Czech Republic, 2012)
    The application of air-jet nozzle in ring spinning system has been turned up in the last decade, and the greatest advantage reported is the reducing of hairiness. In this paper, an attempt has been made to optimize the ...
  • Zhu, Guocheng; Ibrahim, Sayed M.; Militký, Jiří; Wang, Yan; Křemenáková, Dan (Trans Tech Publications LtdTechnická Univerzita v LiberciTechnical university of Liberec, Czech Republic, 2013)
    Jet nozzle with tangentially injected airflow has been applying into spinning technology due to the tangential force produced by swirling airflow. In order to understand the airflow motion trajectory in jet nozzle, modify ...

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