The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor

The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor

Magnetostrictive bioinspired whisker is a new kind of sensor that can realize tactile and flow sensing by utilizing magnetoelastic effect. The sensitivity is a key technical indicator of whisker sensor. The paper presented a new magnetostrictive whisker based on Galfenol cantilever beam, as well as...

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Main Authors: Ran Zhao, Qingjie Yuan, Jianwu Yan, Qanguo Lu
Format: Article
Language:English
Published: Hindawi Limited 2018-01-01
Series:Journal of Nanotechnology
Online Access:http://dx.doi.org/10.1155/2018/2591080
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spelling doaj-b6fc2b75e3504da8ab31dbdffbc72c702020-11-25T01:03:34ZengHindawi LimitedJournal of Nanotechnology1687-95031687-95112018-01-01201810.1155/2018/25910802591080The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker SensorRan Zhao0Qingjie Yuan1Jianwu Yan2Qanguo Lu3Jiangxi Province Key Laboratory of Precision Drive & Control, Nanchang Institute of Technology, Nanchang, ChinaJiangxi Province Key Laboratory of Precision Drive & Control, Nanchang Institute of Technology, Nanchang, ChinaJiangxi Province Key Laboratory of Precision Drive & Control, Nanchang Institute of Technology, Nanchang, ChinaJiangxi Province Key Laboratory of Precision Drive & Control, Nanchang Institute of Technology, Nanchang, ChinaMagnetostrictive bioinspired whisker is a new kind of sensor that can realize tactile and flow sensing by utilizing magnetoelastic effect. The sensitivity is a key technical indicator of whisker sensor. The paper presented a new magnetostrictive whisker based on Galfenol cantilever beam, as well as its operation principle. Then, the static and dynamic sensitivity of the whisker sensor was investigated by using a self-made experimental system. The results illustrated that the proposed sensor has a high sensitivity. Its static sensitivity is 2.2 mV/mN. However, its dynamic sensitivity depends on the vibration frequency. When working at the natural frequency of the cantilever beam, the dynamic sensitivity performs an obvious increase—1.3 mV/mN at 3.5 Hz (the first-order natural frequency) and 2.1 mV/mN at 40 Hz (the second-order natural frequency), respectively.http://dx.doi.org/10.1155/2018/2591080
collection DOAJ
language English
format Article
sources DOAJ
author Ran Zhao
Qingjie Yuan
Jianwu Yan
Qanguo Lu
spellingShingle Ran Zhao
Qingjie Yuan
Jianwu Yan
Qanguo Lu
The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor
Journal of Nanotechnology
author_facet Ran Zhao
Qingjie Yuan
Jianwu Yan
Qanguo Lu
author_sort Ran Zhao
title The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor
title_short The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor
title_full The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor
title_fullStr The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor
title_full_unstemmed The Static and Dynamic Sensitivity of Magnetostrictive Bioinspired Whisker Sensor
title_sort static and dynamic sensitivity of magnetostrictive bioinspired whisker sensor
publisher Hindawi Limited
series Journal of Nanotechnology
issn 1687-9503
1687-9511
publishDate 2018-01-01
description Magnetostrictive bioinspired whisker is a new kind of sensor that can realize tactile and flow sensing by utilizing magnetoelastic effect. The sensitivity is a key technical indicator of whisker sensor. The paper presented a new magnetostrictive whisker based on Galfenol cantilever beam, as well as its operation principle. Then, the static and dynamic sensitivity of the whisker sensor was investigated by using a self-made experimental system. The results illustrated that the proposed sensor has a high sensitivity. Its static sensitivity is 2.2 mV/mN. However, its dynamic sensitivity depends on the vibration frequency. When working at the natural frequency of the cantilever beam, the dynamic sensitivity performs an obvious increase—1.3 mV/mN at 3.5 Hz (the first-order natural frequency) and 2.1 mV/mN at 40 Hz (the second-order natural frequency), respectively.
url http://dx.doi.org/10.1155/2018/2591080
work_keys_str_mv AT ranzhao thestaticanddynamicsensitivityofmagnetostrictivebioinspiredwhiskersensor
AT qingjieyuan thestaticanddynamicsensitivityofmagnetostrictivebioinspiredwhiskersensor
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AT qingjieyuan staticanddynamicsensitivityofmagnetostrictivebioinspiredwhiskersensor
AT jianwuyan staticanddynamicsensitivityofmagnetostrictivebioinspiredwhiskersensor
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