KR101840874B1 - 부품의 상대 변위를 모니터링하기 위한 시스템 - Google Patents

부품의 상대 변위를 모니터링하기 위한 시스템 Download PDF

Info

Publication number
KR101840874B1
KR101840874B1 KR1020110029568A KR20110029568A KR101840874B1 KR 101840874 B1 KR101840874 B1 KR 101840874B1 KR 1020110029568 A KR1020110029568 A KR 1020110029568A KR 20110029568 A KR20110029568 A KR 20110029568A KR 101840874 B1 KR101840874 B1 KR 101840874B1
Authority
KR
South Korea
Prior art keywords
fiber bragg
bragg grating
strain
relative displacement
end winding
Prior art date
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.)
Expired - Fee Related
Application number
KR1020110029568A
Other languages
English (en)
Korean (ko)
Other versions
KR20110110051A (ko
Inventor
글렌 피터 코스테
레나토 구이다
찰스 에클린 실리
후아 시아
사친 데케이트
다니엘 피쉬맨
케빈 쉬리단
Original Assignee
제너럴 일렉트릭 캄파니
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 제너럴 일렉트릭 캄파니 filed Critical 제너럴 일렉트릭 캄파니
Publication of KR20110110051A publication Critical patent/KR20110110051A/ko
Application granted granted Critical
Publication of KR101840874B1 publication Critical patent/KR101840874B1/ko
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • 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
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • 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
    • G01B11/165—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by means of a grating deformed by the object
    • 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
    • G01L1/246—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 using integrated gratings, e.g. Bragg gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/22—Optical devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Manufacture Of Motors, Generators (AREA)
KR1020110029568A 2010-03-31 2011-03-31 부품의 상대 변위를 모니터링하기 위한 시스템 Expired - Fee Related KR101840874B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/750,857 US8379225B2 (en) 2010-03-31 2010-03-31 System for monitoring a relative displacement of components
US12/750,857 2010-03-31

Publications (2)

Publication Number Publication Date
KR20110110051A KR20110110051A (ko) 2011-10-06
KR101840874B1 true KR101840874B1 (ko) 2018-03-21

Family

ID=44067628

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110029568A Expired - Fee Related KR101840874B1 (ko) 2010-03-31 2011-03-31 부품의 상대 변위를 모니터링하기 위한 시스템

Country Status (5)

Country Link
US (1) US8379225B2 (enExample)
JP (1) JP5785750B2 (enExample)
KR (1) KR101840874B1 (enExample)
DE (1) DE102011001663B4 (enExample)
GB (1) GB2479263B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8514409B2 (en) 2010-03-31 2013-08-20 General Electric Company System for monitoring a relative displacement of components
US8422008B2 (en) 2010-09-29 2013-04-16 General Electric Company Electrical machine component monitoring system and method
DE102012206935A1 (de) * 2012-04-26 2013-10-31 Siemens Aktiengesellschaft Generator mit Abstandssensor
US10069494B2 (en) * 2013-03-08 2018-09-04 Safran Landing Systems Canada Inc./Safran Systemes D'atterrissage Canada Inc. Proximity sensor
US9551598B2 (en) * 2014-05-12 2017-01-24 Siemens Energy, Inc. Fiber optic sensing apparatus with an improved fiber-affixing device
US9939458B2 (en) 2015-08-27 2018-04-10 General Electric Company Insulated accelerometer assembly for high voltage environment
US10976338B2 (en) * 2017-09-11 2021-04-13 Optilab, Llc Apparatus and method for sensing acceleration or force using fiber Bragg grating (FBG)
CN108955540B (zh) * 2018-08-28 2024-04-02 刘绍波 一种光纤光栅位移传感器
CN109357647B (zh) * 2018-09-29 2024-05-24 观为监测技术无锡股份有限公司 一种风电设备定位监测系统及方法
CN118392065B (zh) * 2024-06-28 2024-08-27 中国石油大学(华东) 基于光纤光栅传感器的增敏部件及管道压力监测方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005055450A (ja) 2004-11-29 2005-03-03 Kyowa Electron Instr Co Ltd 光ファイバ式ひずみゲージ
JP2008134155A (ja) 2006-11-28 2008-06-12 Kyowa Electron Instr Co Ltd 光ファイバ式ひずみゲージ

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321464A (en) * 1978-06-08 1982-03-23 Westinghouse Electric Corp. Device for measuring vibration phase and amplitude
FR2615279B1 (fr) 1987-05-11 1990-11-02 Commissariat Energie Atomique Capteur de deplacement a fibres optiques decalees
JPH04133644A (ja) * 1990-09-25 1992-05-07 Toshiba Corp Ｕ字形ボルトの異常監視装置
US5146776A (en) * 1990-11-26 1992-09-15 Westinghouse Electric Corp. Method for continuously calibrating an optical vibration sensor
US5469745A (en) * 1993-06-01 1995-11-28 Westinghouse Electric Corporation System for determining FOVM sensor beat frequency
JPH0720075U (ja) * 1993-09-03 1995-04-07 株式会社東芝 回転子のコイルエンドモニター装置
JPH08191556A (ja) * 1995-01-10 1996-07-23 Toshiba Corp 回転子コイルエンドモニタ
US5563967A (en) 1995-06-07 1996-10-08 Mcdonnell Douglas Corporation Fiber optic sensor having a multicore optical fiber and an associated sensing method
DE19705922A1 (de) * 1997-02-17 1998-08-20 Asea Brown Boveri Verfahren zur Bestimmung des Festigkeitszustandes von Wickelköpfen elektrischer Maschinen und Anordnung zur Durchführung des Verfahrens
JPH1183601A (ja) * 1997-09-05 1999-03-26 Furukawa Electric Co Ltd:The 液位計とそれを用いた地中浸潤面レベル計測装置
NO308050B1 (no) 1997-12-05 2000-07-10 Optoplan As Anordning for registrering av strekk
US6069985A (en) 1998-08-10 2000-05-30 Albin; Sacharia Cross-fiber Bragg grating transducer
US6955085B2 (en) * 2003-06-02 2005-10-18 Weatherford/Lamb, Inc. Optical accelerometer or displacement device using a flexure system
ES2295746T3 (es) 2004-08-24 2008-04-16 Istituto Superiore Mario Boella Sulle Tecnologie Dell'informazione E Delle Telecomunicazioni Transductor optico de desplazamiento sistema y procedimiento de medida del desplazamiento.
US7122783B1 (en) * 2004-11-02 2006-10-17 The United States Of America As Represented By The Secretary Of The Army Seismic activity monitor based on optical fiber Bragg gratings
GB2421075A (en) 2004-12-09 2006-06-14 Insensys Ltd Optical-fibre interstice displacement sensor
US20080036336A1 (en) 2006-08-14 2008-02-14 General Electric Company Method and apparatus for monitoring machinery vibration
US7796843B2 (en) 2007-03-21 2010-09-14 University Of Houston Design and performance of a Fiber Bragg grating displacement sensor for measurement of movement
US7856888B2 (en) 2007-11-15 2010-12-28 Micron Optics Inc. Fiber optic strain gage and carrier
WO2009121367A1 (en) 2008-03-31 2009-10-08 Vestas Wind Systems A/S Optical transmission strain sensor for wind turbines
US20090245717A1 (en) 2008-03-27 2009-10-01 General Electric Company System and method for measuring stator wedge tightness
US8076909B2 (en) 2008-09-12 2011-12-13 Siemens Energy, Inc. Method and system for monitoring the condition of generator end windings
US20110018483A1 (en) 2009-07-21 2011-01-27 General Electric Company Stator end-winding component monitoring system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005055450A (ja) 2004-11-29 2005-03-03 Kyowa Electron Instr Co Ltd 光ファイバ式ひずみゲージ
JP2008134155A (ja) 2006-11-28 2008-06-12 Kyowa Electron Instr Co Ltd 光ファイバ式ひずみゲージ

Also Published As

Publication number Publication date
US20110242546A1 (en) 2011-10-06
JP5785750B2 (ja) 2015-09-30
JP2011217599A (ja) 2011-10-27
DE102011001663B4 (de) 2021-07-22
GB201105352D0 (en) 2011-05-11
DE102011001663A1 (de) 2011-10-06
GB2479263B (en) 2017-07-05
US8379225B2 (en) 2013-02-19
GB2479263A (en) 2011-10-05
KR20110110051A (ko) 2011-10-06

Similar Documents

Publication Publication Date Title
KR101840874B1 (ko) 부품의 상대 변위를 모니터링하기 위한 시스템
CN102150349B (zh) 用于监测发电机端部绕组的状态的方法和系统
EP2643663B1 (en) Long fibre optic sensor system in a wind turbine component
US8514409B2 (en) System for monitoring a relative displacement of components
CN203250006U (zh) 基于光纤光栅传感技术的大功率电机故障综合监测系统
KR101687023B1 (ko) 고정자
KR20140053249A (ko) 고전압 발생기 고정자 바아들에서의 애플리케이션을 위한 섬유 옵틱 자속 센서
CN110869608A (zh) 用于监测转子叶片的应变和振动测量系统
CN118111485A (zh) 光导夹持装置、光纤传感器及其制造方法
Dreyer et al. Quasi-distributed optical fiber transducer for simultaneous temperature and vibration sensing in high-power generators
KR101532197B1 (ko) 진동 센서
EP4372322B1 (en) Electrical state monitoring related to a power cable
EP3380849B1 (en) Fibre optic acceleration sensor
EP3150983B1 (en) System and method for monitoring machine condition and force measurement in a stator of an electrical machine
KR20190117773A (ko) 발전기, 측정 장치, 측정 장치의 사용, 발전기를 작동하기 위한 방법, 풍력 발전 설비 및 풍력 발전 설비를 작동하기 위한 방법
Bazzo et al. Temperature sensing of high power generator stator using DTS

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000

D13-X000 Search requested

St.27 status event code: A-1-2-D10-D13-srh-X000

D14-X000 Search report completed

St.27 status event code: A-1-2-D10-D14-srh-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

Fee payment year number: 1

St.27 status event code: A-2-2-U10-U11-oth-PR1002

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

Fee payment year number: 4

St.27 status event code: A-4-4-U10-U11-oth-PR1001

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PC1903 Unpaid annual fee

Not in force date: 20220316

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

St.27 status event code: A-4-4-U10-U13-oth-PC1903

PC1903 Unpaid annual fee

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20220316

St.27 status event code: N-4-6-H10-H13-oth-PC1903

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000