Development of Piezoresistive Sensor Yarn to Monitor Local Fabric Elongation

Autor: Benjamin Barthod-Malat, Cédric Cochrane, François Boussu
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Textiles, Vol 1, Iss 2, Pp 170-184 (2021)
Druh dokumentu: article
ISSN: 2673-7248
DOI: 10.3390/textiles1020008
Popis: The performance of bulletproof vests is mainly based on the energy absorption capacity of the flexible fibrous reinforcements. To understand the in situ behaviour of these textile structures during a ballistic impact, we find the use of sensor yarns integrated into these fibrous reinforcements to be a non-invasive and reliable solution. Measurements of the dynamic deformation of the sensor yarns will provide a new and useful source of information. The design and manufacturing stages of a sensor yarn, made with the same structural yarns of the fabric, are detailed successively. Then, different batches of sensor yarns were designed, and electromechanical tensile tests were performed in quasi-static mode. These experiments provide encouraging results for the measurement of the deformation of a textile structure subject to a dynamic impact.
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