JPWO2025094281A1 - - Google Patents
Info
- Publication number
- JPWO2025094281A1 JPWO2025094281A1 JP2024504538A JP2024504538A JPWO2025094281A1 JP WO2025094281 A1 JPWO2025094281 A1 JP WO2025094281A1 JP 2024504538 A JP2024504538 A JP 2024504538A JP 2024504538 A JP2024504538 A JP 2024504538A JP WO2025094281 A1 JPWO2025094281 A1 JP WO2025094281A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
- G01V8/16—Detecting, e.g. by using light barriers using one transmitter and one receiver using optical fibres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2023/039301 WO2025094281A1 (ja) | 2023-10-31 | 2023-10-31 | 設備監視システム、及び設備監視方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP7525082B1 JP7525082B1 (ja) | 2024-07-30 |
| JPWO2025094281A1 true JPWO2025094281A1 (https=) | 2025-05-08 |
Family
ID=91967703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024504538A Active JP7525082B1 (ja) | 2023-10-31 | 2023-10-31 | 設備監視システム、及び設備監視方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7525082B1 (https=) |
| WO (1) | WO2025094281A1 (https=) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3127934B2 (ja) * | 1991-12-27 | 2001-01-29 | 住友電気工業株式会社 | 電力ケーブルの外傷予知方法 |
| JPH07280639A (ja) * | 1994-04-11 | 1995-10-27 | Sumitomo Electric Ind Ltd | 送電設備の音響分析による設備異常診断システム |
| JP2002152937A (ja) * | 2000-11-13 | 2002-05-24 | Toshiba Corp | 異常信号監視装置 |
| AU2018303340B2 (en) * | 2017-07-18 | 2024-06-06 | Fiber Sense Limited | Method and system for distributed acoustic sensing in a marine environment |
| AU2019380874B2 (en) * | 2018-11-13 | 2024-12-19 | Fiber Sense Limited | Method and system for distributed fibre optic sensing |
| JP7235115B2 (ja) * | 2019-07-17 | 2023-03-08 | 日本電気株式会社 | 光ファイバセンシングシステム、光ファイバセンシング機器、及び異常判断方法 |
| WO2021029186A1 (ja) * | 2019-08-13 | 2021-02-18 | 日本電気株式会社 | 光ファイバセンシングシステム、光ファイバセンシング機器、及び停電検出方法 |
| WO2021059477A1 (ja) * | 2019-09-27 | 2021-04-01 | 日本電気株式会社 | 光ファイバセンシングシステム、監視方法、及び非一時的なコンピュータ可読媒体 |
| US20230258494A1 (en) * | 2020-06-29 | 2023-08-17 | Nec Corporation | Protection monitoring system for long infrastructure element, protection monitoring device, protection monitoring method, and storage medium for storing protection monitoring program |
| US12385805B2 (en) * | 2020-08-25 | 2025-08-12 | Nec Corporation | Failure prediction system, failure prediction device, and failure prediction method |
| US20220065977A1 (en) * | 2020-08-25 | 2022-03-03 | Nec Laboratories America, Inc | City-scale acoustic impulse detection and localization |
| JP7824503B2 (ja) * | 2021-09-30 | 2026-03-05 | 富士通株式会社 | 異常検出プログラム、異常検出装置、及び異常検出方法 |
-
2023
- 2023-10-31 JP JP2024504538A patent/JP7525082B1/ja active Active
- 2023-10-31 WO PCT/JP2023/039301 patent/WO2025094281A1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP7525082B1 (ja) | 2024-07-30 |
| WO2025094281A1 (ja) | 2025-05-08 |
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