JPWO2021152787A5 - - Google Patents

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JPWO2021152787A5
JPWO2021152787A5 JP2021574377A JP2021574377A JPWO2021152787A5 JP WO2021152787 A5 JPWO2021152787 A5 JP WO2021152787A5 JP 2021574377 A JP2021574377 A JP 2021574377A JP 2021574377 A JP2021574377 A JP 2021574377A JP WO2021152787 A5 JPWO2021152787 A5 JP WO2021152787A5
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JP
Japan
Prior art keywords
points
change pattern
vibration characteristics
vibration
deterioration detection
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JP2021574377A
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English (en)
Japanese (ja)
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JPWO2021152787A1 (cg-RX-API-DMAC7.html
JP7405161B2 (ja
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Priority claimed from PCT/JP2020/003519 external-priority patent/WO2021152787A1/ja
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Publication of JPWO2021152787A5 publication Critical patent/JPWO2021152787A5/ja
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JP2021574377A 2020-01-30 2020-01-30 構造物劣化検出システム、構造物劣化検出方法、及び構造物劣化検出装置 Active JP7405161B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/003519 WO2021152787A1 (ja) 2020-01-30 2020-01-30 構造物劣化検出システム、構造物劣化検出方法、及び構造物劣化検出装置

Publications (3)

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JPWO2021152787A1 JPWO2021152787A1 (cg-RX-API-DMAC7.html) 2021-08-05
JPWO2021152787A5 true JPWO2021152787A5 (cg-RX-API-DMAC7.html) 2022-09-06
JP7405161B2 JP7405161B2 (ja) 2023-12-26

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JP2021574377A Active JP7405161B2 (ja) 2020-01-30 2020-01-30 構造物劣化検出システム、構造物劣化検出方法、及び構造物劣化検出装置

Country Status (3)

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US (1) US20230349750A1 (cg-RX-API-DMAC7.html)
JP (1) JP7405161B2 (cg-RX-API-DMAC7.html)
WO (1) WO2021152787A1 (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240280402A1 (en) * 2021-08-18 2024-08-22 Nec Corporation Information processing device, information processing method, computer-readable medium, and inspection system
WO2023032091A1 (ja) * 2021-09-01 2023-03-09 日本電気株式会社 検出システム、検出装置、及び検出方法
WO2024004119A1 (ja) * 2022-06-30 2024-01-04 日本電気株式会社 センシングシステム、センシング機器、及びセンシング方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57122352A (en) * 1981-01-23 1982-07-30 Fujitsu Ltd System for detecting destruction of road
JP5459970B2 (ja) * 2008-03-19 2014-04-02 公益財団法人鉄道総合技術研究所 構造物のモニタリングシステム
JP2016061573A (ja) * 2014-09-16 2016-04-25 日本電気株式会社 構造物健全度推定装置、構造物健全度推定システム、構造物健全度推定方法、および、コンピュータ・プログラム
US10145983B2 (en) * 2014-09-30 2018-12-04 Alstom Transport Technologies Vibration monitoring system and method
US10095828B2 (en) * 2016-03-09 2018-10-09 Conocophillips Company Production logs from distributed acoustic sensors
CN106323442B (zh) * 2016-08-18 2018-11-13 南京发艾博光电科技有限公司 一种基于分布式光纤振动传感系统的铁路健康监测方法
GB2558294B (en) * 2016-12-23 2020-08-19 Aiq Dienstleistungen Ug Haftungsbeschraenkt Calibrating a distributed fibre optic sensing system
JP2019015551A (ja) * 2017-07-05 2019-01-31 東日本旅客鉄道株式会社 橋脚の健全性評価方法
US12154007B2 (en) * 2018-01-26 2024-11-26 Nec Corporation Fiber sensing on roadside applications
JP7058164B2 (ja) * 2018-03-30 2022-04-21 株式会社Ｎｔｔドコモ 通行路判定システム

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