JP7627912B2 - 線状構造物の挙動を算出する装置及び方法 - Google Patents

線状構造物の挙動を算出する装置及び方法 Download PDF

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Publication number
JP7627912B2
JP7627912B2 JP2022560701A JP2022560701A JP7627912B2 JP 7627912 B2 JP7627912 B2 JP 7627912B2 JP 2022560701 A JP2022560701 A JP 2022560701A JP 2022560701 A JP2022560701 A JP 2022560701A JP 7627912 B2 JP7627912 B2 JP 7627912B2
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Japan
Prior art keywords
linear structure
behavior
optical fiber
likelihood
discrete values
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JP2022560701A
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Japanese (ja)
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JPWO2022097466A1 (https=
Inventor
隆 松井
和秀 中島
信智 半澤
良太 和田
英晶 村山
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University of Tokyo NUC
NTT Inc
NTT Inc USA
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Nippon Telegraph and Telephone Corp
University of Tokyo NUC
NTT Inc USA
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
    • G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
    • G01L5/105—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means using electro-optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
    • G01M5/0091—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by using electromagnetic excitation or detection

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Electromagnetism (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP2022560701A 2020-11-05 2021-10-18 線状構造物の挙動を算出する装置及び方法 Active JP7627912B2 (ja)

Applications Claiming Priority (3)

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JP2020185198 2020-11-05
JP2020185198 2020-11-05
PCT/JP2021/038481 WO2022097466A1 (ja) 2020-11-05 2021-10-18 線状構造物の挙動を算出する装置及び方法

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JPWO2022097466A1 JPWO2022097466A1 (https=) 2022-05-12
JP7627912B2 true JP7627912B2 (ja) 2025-02-07

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US (1) US12467805B2 (https=)
EP (1) EP4242582B8 (https=)
JP (1) JP7627912B2 (https=)
WO (1) WO2022097466A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4455617A4 (en) * 2021-12-24 2025-12-17 Ntt Inc FORM MEASURING SYSTEM AND FORM MEASURING METHOD

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006145388A (ja) 2004-11-19 2006-06-08 Shimizu Corp ボーリング孔曲がり測定装置とこれを用いたボーリング孔曲がり測定方法
JP2013505441A (ja) 2009-09-18 2013-02-14 ルナ イノベーションズ インコーポレイテッド 光学的位置および／または形状センシング

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8531655B2 (en) * 2010-09-17 2013-09-10 Luna Innovations Incorporated Compensating for non-ideal multi-core optical fiber structure
US8972310B2 (en) * 2012-03-12 2015-03-03 The Boeing Company Method for identifying structural deformation
EP2860489A4 (en) * 2012-05-30 2016-07-20 Cytroniq Co Ltd SYSTEM AND METHOD FOR PROVIDING INFORMATION RELATED TO FUEL SAVING, SAFE OPERATION AND MAINTENANCE BY PREDICTIVE MONITORING AND PREDICTIVE CONTROL OF AERODYNAMIC AND HYDRODYNAMIC INTERNAL / EXTERNAL ENVIRONMENTAL ENGINES, HULL CAPACITIES, SIX-DEGREE FREEDOM MOVEMENT AND THE LOCATION OF A MARINE STRUCTURE
WO2015128761A2 (en) * 2014-02-28 2015-09-03 Koninklijke Philips N.V. Adaptive instrument kinematic model optimization for optical shape sensed instruments

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006145388A (ja) 2004-11-19 2006-06-08 Shimizu Corp ボーリング孔曲がり測定装置とこれを用いたボーリング孔曲がり測定方法
JP2013505441A (ja) 2009-09-18 2013-02-14 ルナ イノベーションズ インコーポレイテッド 光学的位置および／または形状センシング

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
J.V.GRINDHEIM, I.REVAHUG and E.PEDERSEN，Utilizing the Ensemble Kalman Filter and Ensemble Kalman Smoother for Combined State and Parameter E，Journal of Offshore Mechanics and Arctic Engineering，2017年，Vol.139, No.6，pp.061303-1 - 061313-8
中村 和幸，データ同化による不確かさを持つ現象の理解と予測ならびにモデリングへの展開，数理解析研究所講究録，2017年，第２０５７巻，第５９－６６頁
樋口 知之 他，解説：特集 計測・センシングのアルゴリズム データ同化によるオンラインセンシングの高度化，計測と制御 JOURNAL OF THE SOCIETY OF INSTRUMENT AND CONTROL ENGINEERS，2012年，第５１巻 、第９号，第８００－８０７頁

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Publication number Publication date
EP4242582B1 (en) 2025-09-24
EP4242582A1 (en) 2023-09-13
US20240019323A1 (en) 2024-01-18
EP4242582B8 (en) 2025-11-05
US12467805B2 (en) 2025-11-11
WO2022097466A1 (ja) 2022-05-12
EP4242582A4 (en) 2024-09-25
JPWO2022097466A1 (https=) 2022-05-12

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