ITMI942571A0 - Dispositivo di segnalazione per turbomacchine - Google Patents
Dispositivo di segnalazione per turbomacchineInfo
- Publication number
- ITMI942571A0 ITMI942571A0 ITMI942571A ITMI942571A ITMI942571A0 IT MI942571 A0 ITMI942571 A0 IT MI942571A0 IT MI942571 A ITMI942571 A IT MI942571A IT MI942571 A ITMI942571 A IT MI942571A IT MI942571 A0 ITMI942571 A0 IT MI942571A0
- Authority
- IT
- Italy
- Prior art keywords
- turbomachines
- signaling device
- signaling
- Prior art date
Links
- 230000011664 signaling Effects 0.000 title 1
Classifications
-
- 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
-
- 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
- G01D5/28—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 deflection of beams of light, e.g. for direct optical indication
- G01D5/30—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 deflection of beams of light, e.g. for direct optical indication the beams of light being detected by photocells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
- G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
- G01H1/006—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines of the rotor of turbo machines
-
- 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
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
- G01H9/006—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors the vibrations causing a variation in the relative position of the end of a fibre and another element
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
- G02B6/2848—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers having refractive means, e.g. imaging elements between light guides as splitting, branching and/or combining devices, e.g. lenses, holograms
-
- 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
- F05D2250/00—Geometry
- F05D2250/10—Two-dimensional
- F05D2250/14—Two-dimensional elliptical
-
- 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
- F05D2260/00—Function
- F05D2260/80—Diagnostics
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4344650A DE4344650C1 (de) | 1993-12-24 | 1993-12-24 | Signaleinrichtung für Turbomaschinen |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI942571A0 true ITMI942571A0 (it) | 1994-12-20 |
ITMI942571A1 ITMI942571A1 (it) | 1996-06-20 |
IT1271304B IT1271304B (it) | 1997-05-27 |
Family
ID=6506348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI942571A IT1271304B (it) | 1993-12-24 | 1994-12-20 | Dispositivo di segnalazione per turbomacchine |
Country Status (5)
Country | Link |
---|---|
US (1) | US5557099A (it) |
DE (1) | DE4344650C1 (it) |
FR (1) | FR2714488B1 (it) |
GB (1) | GB2285128B (it) |
IT (1) | IT1271304B (it) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19515365C2 (de) * | 1995-05-02 | 1997-11-20 | Deutsche Forsch Luft Raumfahrt | Faseroptische Lichtschranke |
DE19516154A1 (de) * | 1995-05-03 | 1996-11-14 | Hell Ag Linotype | Vorrichtung zur Positionserfassung von rotierenden Objekten |
US6037581A (en) * | 1996-01-15 | 2000-03-14 | Siemens Aktiengesellschaft | Device for recording a change in position at a turbine configuration |
DE29721983U1 (de) * | 1997-12-12 | 1998-03-05 | Festo AG & Co, 73734 Esslingen | Meßvorrichtung zur Erfassung der Bewegung und/oder Position eines Meßobjekts |
DE19961830B4 (de) * | 1999-12-21 | 2007-06-21 | Mtu Aero Engines Gmbh | Verfahren zur Erzeugung von Zeitmarken beliebiger Punkte beweglicher Bauteile und optische Triggereinrichtung zur Durchführung des Verfahrens |
US6885006B2 (en) * | 2001-10-01 | 2005-04-26 | Siemens Westinghouse Power Corporation | Ultraviolet sensing of the condition of the vanes and blades of gas turbines in service |
US6879741B2 (en) * | 2002-11-04 | 2005-04-12 | C Technologies, Inc | Sampling end for fiber optic probe |
DE102004039314A1 (de) * | 2004-08-13 | 2006-02-23 | Mtu Aero Engines Gmbh | Vorrichtung und Verfahren zum Bestimmen von Drehmomenten an einer Turbinenwelle |
US7231817B2 (en) * | 2005-01-18 | 2007-06-19 | Siemens Power Generation, Inc. | Inspection system for a turbine blade region of a turbine engine |
PT1943527T (pt) * | 2005-11-04 | 2017-10-03 | Mc-Monitoring S A | Acelerómetro para a medição de vibrações com sensor ótico |
US20070247613A1 (en) * | 2006-04-24 | 2007-10-25 | Mathieu Cloutier | Fiber optic accelerometer |
US7326917B2 (en) * | 2006-06-22 | 2008-02-05 | Siemens Power Generation, Inc. | Wear monitor for turbo-machine |
US8277119B2 (en) * | 2006-12-19 | 2012-10-02 | Vibrosystm, Inc. | Fiber optic temperature sensor |
GB0814877D0 (en) * | 2008-08-15 | 2008-09-17 | Rolls Royce Plc | Clearance and wear determination apparatus |
US8126662B2 (en) | 2008-09-24 | 2012-02-28 | Siemens Energy, Inc. | Method and apparatus for monitoring blade vibration with a fiber optic ribbon probe |
US8151647B2 (en) | 2008-09-24 | 2012-04-10 | Siemens Energy, Inc. | Apparatus for monitoring blade vibration with an imaging fiber optic ribbon probe |
US8184151B2 (en) * | 2009-09-18 | 2012-05-22 | Siemens Energy, Inc. | Flexible imaging fiber bundle monitoring system for combustion turbines |
FR2990754B1 (fr) * | 2012-05-15 | 2015-06-05 | Snecma | Dispositif de mesure des amplitudes vibratoires des sommets d'aubes dans une turbomachine |
CN102829699B (zh) * | 2012-08-03 | 2015-06-17 | 上海电气电站设备有限公司 | 测量汽轮机动叶与汽缸内壁间隙的装置和方法 |
US9181818B2 (en) * | 2012-09-25 | 2015-11-10 | United Technologies Corporation | Thermally constrained high temperature optical fiber holder |
US9297720B2 (en) | 2012-12-21 | 2016-03-29 | United Technologies Corporation | Gas turbine engine vane embedded beam interrupt optical tip-timing probe system |
WO2014143295A1 (en) | 2013-03-15 | 2014-09-18 | United Technologies Corporation | Focused focused optical configuration for nsms probes |
US9597229B2 (en) * | 2013-03-15 | 2017-03-21 | Abbott Medical Optics Inc. | Phacoemulsification flow rate detection system and method |
US9182285B2 (en) * | 2013-08-15 | 2015-11-10 | Siemens Energy, Inc. | Methods regarding optical probe having an inner tube with separable tube sections to house optical elements |
DE102013217503A1 (de) * | 2013-09-03 | 2015-03-05 | MTU Aero Engines AG | Vorrichtung zur Energieabsorption, Strömungsmaschine und Verfahren zur Energieabsorption |
JP6604551B2 (ja) * | 2016-03-24 | 2019-11-13 | 株式会社Ihi | 信号成形装置と方法 |
US11220321B2 (en) | 2019-03-13 | 2022-01-11 | The Boeing Company | Window systems including optical fasteners |
US10782481B1 (en) * | 2019-03-13 | 2020-09-22 | The Boeing Company | Optical fasteners having heads with lenses |
US11714195B2 (en) | 2020-10-05 | 2023-08-01 | Raytheon Technologies Corporation | Optical time of arrival airfoil measurement probe |
US20240003678A1 (en) * | 2022-06-30 | 2024-01-04 | General Electric Company | Apparatus and method for transmitting radiation to a rotating component |
US20240003679A1 (en) * | 2022-06-30 | 2024-01-04 | General Electric Company | Apparatus and method for detecting radiation deflected from a rotating component |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1417306A (fr) * | 1964-09-30 | 1965-11-12 | Saint Gobain | Procédé et dispositif pour le repérage de traits tracés à la surface d'une feuille ou d'un ruban animé d'un mouvement de translation |
US4060329A (en) * | 1975-10-23 | 1977-11-29 | General Electric Company | Method and apparatus for measuring deflection of rotating airfoils |
US4049644A (en) * | 1976-06-23 | 1977-09-20 | Wennerstrom Arthur J | Device for measuring tip deflection of rotating blades |
US4049349A (en) * | 1976-06-30 | 1977-09-20 | Wennerstrom Arthur J | Device for measuring rotor tip clearance in operating turbomachinery |
US4080823A (en) * | 1976-11-05 | 1978-03-28 | United Technologies Corporation | Vibration measurement |
GB8318509D0 (en) * | 1983-07-08 | 1983-08-10 | Rolls Royce | Vibration monitoring in rotary blade machines |
JPS60196605A (ja) * | 1984-03-19 | 1985-10-05 | Nippon Kogaku Kk <Nikon> | 散乱光検出光学装置 |
GB2178165B (en) * | 1985-07-24 | 1989-08-09 | Rolls Royce Plc | Optical monitoring method and apparatus |
DE3700777C2 (de) * | 1986-01-14 | 1994-05-05 | Canon Kk | Vorrichtung zur Erfassung der Position eines Objektes |
DE3716464A1 (de) * | 1987-05-16 | 1988-12-08 | Danfoss As | Rotationsmaschine mit drehwinkel-messvorrichtung |
FI902883A (fi) * | 1990-06-08 | 1991-12-09 | Partek Ab | Optisk reflexionsgivare. |
JP2937545B2 (ja) * | 1991-05-30 | 1999-08-23 | 株式会社東芝 | 軸振動計 |
US5201227A (en) * | 1992-03-05 | 1993-04-13 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Device for measuring vibrations on rotating blade |
US5390545A (en) * | 1993-01-11 | 1995-02-21 | Caterpillar Inc. | Apparatus for measuring torsional vibrations of rotating machinery |
-
1993
- 1993-12-24 DE DE4344650A patent/DE4344650C1/de not_active Expired - Fee Related
-
1994
- 1994-12-20 IT ITMI942571A patent/IT1271304B/it active IP Right Grant
- 1994-12-22 FR FR9415468A patent/FR2714488B1/fr not_active Expired - Fee Related
- 1994-12-23 GB GB9426160A patent/GB2285128B/en not_active Expired - Fee Related
- 1994-12-27 US US08/364,096 patent/US5557099A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2714488B1 (fr) | 1997-10-17 |
GB2285128B (en) | 1998-02-11 |
DE4344650C1 (de) | 1995-01-26 |
US5557099A (en) | 1996-09-17 |
FR2714488A1 (fr) | 1995-06-30 |
ITMI942571A1 (it) | 1996-06-20 |
IT1271304B (it) | 1997-05-27 |
GB9426160D0 (en) | 1995-02-22 |
GB2285128A (en) | 1995-06-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971231 |