Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios

Abstract Nowadays, the need for protective devices at man–machine interfaces is increasing in the fields of traffic, sports, construction, and military, etc. Dynamic pressure sensing technology with wide measuring range, high sensitivity, softness, and fast response is crucial for evaluation and opt...

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Main Authors: Fei Wang, Bo Zhu, Lin Shu, Ying Li, Xinghua Lai, Lingchen Ma, Peijun Ji, Qing Zhou, Tongxi Yu, Xiaoming Tao
Format: Article
Language:English
Published: Wiley-VCH 2023-02-01
Series:Advanced Sensor Research
Subjects:
Online Access:https://doi.org/10.1002/adsr.202200019
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author Fei Wang
Bo Zhu
Lin Shu
Ying Li
Xinghua Lai
Lingchen Ma
Peijun Ji
Qing Zhou
Tongxi Yu
Xiaoming Tao
author_facet Fei Wang
Bo Zhu
Lin Shu
Ying Li
Xinghua Lai
Lingchen Ma
Peijun Ji
Qing Zhou
Tongxi Yu
Xiaoming Tao
author_sort Fei Wang
collection DOAJ
description Abstract Nowadays, the need for protective devices at man–machine interfaces is increasing in the fields of traffic, sports, construction, and military, etc. Dynamic pressure sensing technology with wide measuring range, high sensitivity, softness, and fast response is crucial for evaluation and optimization of the personal protective equipment under impact scenarios. However, current sensors hardly possess all the aforesaid required characteristics. For the first time, this article reports the evaluation and application of an innovative soft pressure sensor with modulus of 2 MPa, maximum pressure of 8 MPa, and over 500‐Hz frequency. A theoretical model, taking strain rate into consideration, is established to characterize the dynamic sensing behavior. A sensing network in the form of smart clothing is developed and used in a sled crash test, which is a standard approach to evaluate the safety of automobiles in collisions. The pressure distribution over the dummy's surface during the crash is acquired in real‐time, and compared with numerical simulations. This study is important to the study of occupant injury and crashworthiness design for vehicles, and it will benefit the automotive industry. With the built‐in sensing network, the smart clothing has promising applications in the pressure mapping of 3D flexible man–machine interface under impact scenarios.
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spelling doaj.art-b361318586e045eab13c008a428a775e2023-07-21T15:30:39ZengWiley-VCHAdvanced Sensor Research2751-12192023-02-0122n/an/a10.1002/adsr.202200019Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact ScenariosFei Wang0Bo Zhu1Lin Shu2Ying Li3Xinghua Lai4Lingchen Ma5Peijun Ji6Qing Zhou7Tongxi Yu8Xiaoming Tao9School of Textile Materials and Engineering Wuyi University Jiangmen 529020 ChinaSchool of Fashion and Textiles The Hong Kong Polytechnic University Hong Kong 999077 ChinaSchool of Fashion and Textiles The Hong Kong Polytechnic University Hong Kong 999077 ChinaSchool of Fashion and Textiles The Hong Kong Polytechnic University Hong Kong 999077 ChinaState Key Laboratory of Automotive Safety and Energy Department of Automotive Engineering Tsinghua University Beijing 100084 ChinaState Key Laboratory of Automotive Safety and Energy Department of Automotive Engineering Tsinghua University Beijing 100084 ChinaState Key Laboratory of Automotive Safety and Energy Department of Automotive Engineering Tsinghua University Beijing 100084 ChinaState Key Laboratory of Automotive Safety and Energy Department of Automotive Engineering Tsinghua University Beijing 100084 ChinaDepartment of Mechanical and Aerospace Engineering The Hong Kong University of Science and Technology Hong Kong 999077 ChinaSchool of Fashion and Textiles The Hong Kong Polytechnic University Hong Kong 999077 ChinaAbstract Nowadays, the need for protective devices at man–machine interfaces is increasing in the fields of traffic, sports, construction, and military, etc. Dynamic pressure sensing technology with wide measuring range, high sensitivity, softness, and fast response is crucial for evaluation and optimization of the personal protective equipment under impact scenarios. However, current sensors hardly possess all the aforesaid required characteristics. For the first time, this article reports the evaluation and application of an innovative soft pressure sensor with modulus of 2 MPa, maximum pressure of 8 MPa, and over 500‐Hz frequency. A theoretical model, taking strain rate into consideration, is established to characterize the dynamic sensing behavior. A sensing network in the form of smart clothing is developed and used in a sled crash test, which is a standard approach to evaluate the safety of automobiles in collisions. The pressure distribution over the dummy's surface during the crash is acquired in real‐time, and compared with numerical simulations. This study is important to the study of occupant injury and crashworthiness design for vehicles, and it will benefit the automotive industry. With the built‐in sensing network, the smart clothing has promising applications in the pressure mapping of 3D flexible man–machine interface under impact scenarios.https://doi.org/10.1002/adsr.202200019crash dummiesimpact testsin situ measurementpressure sensorssmart clothingstrain rate
spellingShingle Fei Wang
Bo Zhu
Lin Shu
Ying Li
Xinghua Lai
Lingchen Ma
Peijun Ji
Qing Zhou
Tongxi Yu
Xiaoming Tao
Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios
Advanced Sensor Research
crash dummies
impact tests
in situ measurement
pressure sensors
smart clothing
strain rate
title Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios
title_full Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios
title_fullStr Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios
title_full_unstemmed Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios
title_short Smart Clothing with Built‐In Soft Sensing Network for Measuring Temporal and Spatial Distribution of Pressure under Impact Scenarios
title_sort smart clothing with built in soft sensing network for measuring temporal and spatial distribution of pressure under impact scenarios
topic crash dummies
impact tests
in situ measurement
pressure sensors
smart clothing
strain rate
url https://doi.org/10.1002/adsr.202200019
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