JP6203811B2 - 航空エンジンのファンへの損傷またはこれに対する異物の衝撃の検出および追跡 - Google Patents
航空エンジンのファンへの損傷またはこれに対する異物の衝撃の検出および追跡 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/02—Arrangement of sensing elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/003—Arrangements for testing or measuring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
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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
- G01M5/0016—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings of aircraft wings or blades
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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
- G01M5/0033—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining damage, crack or wear
-
- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F05D2260/00—Function
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
- F05D2270/804—Optical devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Electromagnetism (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
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Description
衝撃または損傷を受けた/受けるブレード3を識別すること、
ブレード3の衝撃および損傷の位置特定を行うこと、
衝撃を引き起こした異物の質量を推定すること、
交換のためのブレード(実際には、一組のブレード)を識別すること。
Claims (14)
- 航空エンジンのファン(1、11)であって、織りファイバーを含む複合材料からできている複数のブレード(3、13)を有するローター(2、12)および前記ファンに対する物体の衝撃から生じる変形を検出するためのシステムを備え、前記ブレード(3、13)のそれぞれの前記ファイバーの少なくとも1つがブラッググレーティングを定義する少なくとも1つの部分を含む光ファイバー(4、14)であり、ファンはさらに前記光ファイバー(4、14)に接続され、光信号を前記光ファイバー(4、14)に送信し、前記光ファイバー(4、14)から応答の光信号を受信するために適した送受信装置(6、16)、および前記受信した光信号が決められた回転速度でブレードでの減衰した衝撃の事前設定の性質に対して相関関係を提示する場合、前記ファン(1、11)の変形を検出するために前記送受信装置に接続された検出モジュール(7、17)を備えることを特徴とする、ファン。
- 前記ファンに衝撃を与える前記物体がFODまたはDODである、請求項1に記載のファン。
- 前記検出モジュールが受信した光信号を分析することによって前記物体の質量の特定に適している、請求項2に記載のファン。
- 前記ブレード(3、13)のそれぞれの複数の前記ファイバーが光ファイバー(4、14)である、請求項3に記載のファン。
- 前記検出モジュールが受信した光信号を分析することによって前記物体の衝撃の位置の特定に適している、請求項4に記載のファン。
- 前記送受信装置(6)を前記光ファイバー(4)に接続するステーターツーローター光カプラー(8)をさらに含む、請求項1から5のいずれか一項に記載のファン。
- 前記送受信装置(16)がローター(12)によって担持され、検出モジュール(17)が通信ユニット(22)を介した無線接続による前記送受信装置(16)との通信に適している、請求項1から5のいずれか一項に記載のファン。
- 検出モジュール(7、17)が、検出した変形に関係する情報を保存し、ブレードを識別して、前記変形および識別情報をメンテナンスシステムに送信するために適した電子ユニット(5、15)に組み込まれる、請求項1から7のいずれか一項に記載のファン。
- 不良部分の外見および前記ファンのブレード全体での進み具合を検出する目的で、各ブレードに関係するモードパラメーターを識別し、前記パラメーターの変動を追跡するために、前記変形および識別情報を受信するための受信手段(100)ならびに前記変形情報をモード分析またはエンジン速度と同期する共振の分析にかけるための分析手段(102、104)をさらに含む、請求項8に記載のファン。
- 請求項1から9のいずれか一項に記載のファンを含む航空エンジン。
- 航空エンジンのファン(1、11)対する物体の衝撃から生じる変形を検出する方法であって、ファンは織りファイバーを含む複合材料からできている複数のブレード(3、13)を有するローター(2、12)および変形を検出するためのシステムを備え、方法は光信号を前記ブレード(3、13)のそれぞれの前記ファイバーの少なくとも1つに送信し、ファイバーは光ファイバー(4、14)で、前記光ファイバー(4、14)から来る光信号を受信し、前記ファン(1、11)の変形を検出するために、前記受信した光信号と決められた回転速度でブレードに対して減衰した衝撃の事前設定の性質を相関させることを含むことを特徴とする方法。
- 前記ファンに衝撃を与える前記物体がFODまたはDODである、請求項11に記載の検出方法。
- 前記受信した光信号を分析することによって、前記物体の質量および前記ファンに対する前記物体の前記衝撃の位置を判別することもさらに含む、請求項12に記載の検出方法。
- 不良部分の外見および前記ブレード全体での進み具合を検出する目的で、各ブレードに関係するモードパラメーターを識別し、前記モードパラメーターの変動を追跡するために、前記信号のそれぞれをモード分析またはエンジン速度と同期する共振の分析にかけることをさらに含む、請求項11に記載の検出方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1252489A FR2988444B1 (fr) | 2012-03-20 | 2012-03-20 | Detection d'un impact d'objet etranger a l'entree d'un moteur d'aeronef |
FR1252489 | 2012-03-20 | ||
PCT/FR2013/050581 WO2013140085A1 (fr) | 2012-03-20 | 2013-03-19 | Detection et suivi d'un endommagement ou d'un impact d'objet etranger sur une soufflante d'un moteur d'aeronef |
Publications (3)
Publication Number | Publication Date |
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JP2015518535A JP2015518535A (ja) | 2015-07-02 |
JP2015518535A5 JP2015518535A5 (ja) | 2017-04-06 |
JP6203811B2 true JP6203811B2 (ja) | 2017-09-27 |
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JP2015500968A Active JP6203811B2 (ja) | 2012-03-20 | 2013-03-19 | 航空エンジンのファンへの損傷またはこれに対する異物の衝撃の検出および追跡 |
Country Status (9)
Country | Link |
---|---|
US (1) | US9926937B2 (ja) |
EP (2) | EP2828486B1 (ja) |
JP (1) | JP6203811B2 (ja) |
CN (1) | CN104204414B (ja) |
BR (1) | BR112014023360B1 (ja) |
CA (1) | CA2867831C (ja) |
FR (1) | FR2988444B1 (ja) |
RU (1) | RU2625412C2 (ja) |
WO (1) | WO2013140085A1 (ja) |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPWO2020174903A1 (ja) * | 2019-02-28 | 2021-12-02 | 日本電気株式会社 | 光ファイバセンシングシステム |
JP2023033312A (ja) * | 2019-02-28 | 2023-03-10 | 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装置及び光ファイバセンシング方法 |
JP7238960B2 (ja) | 2019-02-28 | 2023-03-14 | 日本電気株式会社 | 光ファイバセンシングシステム |
JP7268793B2 (ja) | 2019-02-28 | 2023-05-08 | 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装置及び光ファイバセンシング方法 |
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JP2015518535A (ja) | 2015-07-02 |
RU2625412C2 (ru) | 2017-07-13 |
CA2867831A1 (fr) | 2013-09-26 |
BR112014023360A8 (pt) | 2019-01-29 |
US20150098819A1 (en) | 2015-04-09 |
EP3287600B1 (fr) | 2020-10-14 |
EP3287600A1 (fr) | 2018-02-28 |
US9926937B2 (en) | 2018-03-27 |
CA2867831C (fr) | 2020-11-24 |
EP2828486B1 (fr) | 2019-09-11 |
FR2988444A1 (fr) | 2013-09-27 |
CN104204414A (zh) | 2014-12-10 |
WO2013140085A1 (fr) | 2013-09-26 |
BR112014023360B1 (pt) | 2020-09-01 |
CN104204414B (zh) | 2016-08-31 |
FR2988444B1 (fr) | 2016-01-15 |
BR112014023360A2 (ja) | 2017-06-20 |
RU2014142035A (ru) | 2016-05-20 |
EP2828486A1 (fr) | 2015-01-28 |
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