Results 11 to 20 of about 125,544 (262)

Air Permeability and Water Vapor Resistance of Differently Finished Cotton and Cotton/Elastane Single Jersey Knitted Fabrics

open access: yesJournal of Natural Fibers, 2022
This study investigates the knitted fabrics’ air permeability and water vapor resistance as complex phenomena of the interaction between the fiber nature, fabric structural characteristics and, different wet processes.
Aleksandra Ivanovska   +4 more
doaj   +1 more source

New testing device for air permeability

open access: yesCommunications in Development and Assembling of Textile Products, 2023
Air permeability is used to characterize textile fabrics with respect to their usability as a garment or filter, airbag or parachute. It depends on the fabric’s porosity, air voids in the fabric, yarn specifications, thickness and other parameters ...
Lilia Sabantina, Andrea
doaj   +7 more sources

Effect of air permeability on stability of supersonic parachute

open access: yesAviation, 2021
A compressible air permeability model is developed to simulate the aerodynamic performance of the supersonic porous canopy. And a single-degree-of-freedom model is applied to analyse the static stability of the parachute.
Xue Yang
doaj   +1 more source

Multilayer cotton fabric porosity and its infl uence on permeability properties [PDF]

open access: yesTekstilec, 2018
Apart from their soft feel and good water absorbency, cotton fabrics are also characterised by good heat conductivity, air permeability and breathing. By increasing the open surface of one-layer fabrics, their air and water vapour permeability, and heat ...
Klara Kostajnšek, Krste Dimitrovski
doaj   +1 more source

Analysis of Air Permeability of Insulated Masonry Walls

open access: yesEnergies, 2020
Recently, the construction of external ventilated walls has become popular for public and office buildings. These blocks are used without internal rendering because of their good interior surface, stable dimensions and various filling of masonry joints ...
Valdemaras Geležiūnas   +4 more
doaj   +1 more source

Air permeability of thermally modified hemlock wood

open access: yesLes, 2022
Western hemlock (Tsuga heterophylla) is a prevalent coastal species in British Columbia (BC). Its wood has a high potential for thermal modification, a process that can affect numerous physical properties, including air permeability.
Yaohui Liu, Stavros Avramidis
doaj   +1 more source

Development of tricot warp knitted fabrics with moisture management for casual shirt

open access: yesFashion and Textiles, 2022
Warp knitted mesh fabric was usually applied to sportswear due to good air transmission, but without multilayer structure and one-way transport property. In order to solve this problem, the miss-lapping structure was applied to examine the possibility to
Qing Chen   +5 more
doaj   +1 more source

Prediction and Correlation of Air Permeability and Light Transmission Properties of Woven Cotton Fabrics

open access: yesAUTEX Research Journal, 2017
The aim of this study was to develop statistical models for predicting the air permeability and light transmission properties of woven cotton fabrics and determine the level of correlation between the two parameters.
Nazir Ahsan   +5 more
doaj   +1 more source

Effect of Weave Structure on Comfort Property of Fabric

open access: yesJournal of Natural Fibers, 2022
The air permeability, thermal resistance, water vapor permeability, water absorption, and Stiffness were measured to determine the comfort property of the fabric.
Derseh Yilie limeneh   +4 more
doaj   +1 more source

Air permeability of polyester nonwoven fabrics

open access: yesAUTEX Research Journal, 2015
Air permeability is one of the most important properties of non-woven fabrics in many applications. This paper aims to investigate the effects of thickness, porosity and density on the air permeability of needle-punched non-woven fabrics and compare the ...
Zhu Guocheng   +3 more
doaj   +1 more source

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