IT8119641A0 - Apparato e metodo per la determinazione ottica di giochi meccanici. - Google Patents

Apparato e metodo per la determinazione ottica di giochi meccanici.

Info

Publication number
IT8119641A0
IT8119641A0 IT8119641A IT1964181A IT8119641A0 IT 8119641 A0 IT8119641 A0 IT 8119641A0 IT 8119641 A IT8119641 A IT 8119641A IT 1964181 A IT1964181 A IT 1964181A IT 8119641 A0 IT8119641 A0 IT 8119641A0
Authority
IT
Italy
Prior art keywords
optical determination
mechanical clearances
clearances
mechanical
determination
Prior art date
Application number
IT8119641A
Other languages
English (en)
Other versions
IT1135399B (it
Inventor
Paul William Mossey
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8119641A0 publication Critical patent/IT8119641A0/it
Application granted granted Critical
Publication of IT1135399B publication Critical patent/IT1135399B/it

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/14Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
IT19641/81A 1980-02-11 1981-02-11 Apparato e metodo per la determinazione ottica di giochi meccanici IT1135399B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/120,408 US4326804A (en) 1980-02-11 1980-02-11 Apparatus and method for optical clearance determination

Publications (2)

Publication Number Publication Date
IT8119641A0 true IT8119641A0 (it) 1981-02-11
IT1135399B IT1135399B (it) 1986-08-20

Family

ID=22390083

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19641/81A IT1135399B (it) 1980-02-11 1981-02-11 Apparato e metodo per la determinazione ottica di giochi meccanici

Country Status (8)

Country Link
US (1) US4326804A (it)
JP (1) JPS56153206A (it)
CA (1) CA1142344A (it)
DE (1) DE3104320A1 (it)
FR (1) FR2475719B1 (it)
GB (1) GB2069689B (it)
IT (1) IT1135399B (it)
SE (1) SE456859B (it)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3044242A1 (de) * 1979-12-11 1981-09-03 Smiths Industries Ltd., London Anzeigesystem zur anzeige des abstandes der blaetter einer turbine zu einem bezugspunkt
JPS57139607A (en) * 1981-02-23 1982-08-28 Hitachi Ltd Position measuring equipment
US4561776A (en) * 1981-03-25 1985-12-31 Diffracto Ltd. Electro-optical sensors for tool and robotic inspection
GB2119504B (en) * 1982-04-28 1985-10-23 Sangamo Weston Non-contacting workpiece gauging system
KR840006854A (ko) * 1982-11-10 1984-12-03 원본미기재 위치탐지기
US4630927A (en) * 1983-02-15 1986-12-23 General Electric Company Optical projector
GB8307534D0 (en) * 1983-03-18 1983-04-27 Rolls Royce Optical determination of clearances
US4597668A (en) * 1983-04-26 1986-07-01 Tokyo Shibaura Denki Kabushiki Kaisha Device for checking positional accuracy
US4666303A (en) * 1983-07-11 1987-05-19 Diffracto Ltd. Electro-optical gap and flushness sensors
GB2147697B (en) * 1983-10-05 1987-12-09 Fraunhofer Ges Forschung Level measurement method and apparatus
DE3340646A1 (de) * 1983-11-10 1985-05-23 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Verfahren und anordnung zur abstandsdetektion zwischen einem objekt und einem ultraschall-objektiv
US4572663A (en) * 1983-12-22 1986-02-25 Elliott Turbomachinery Co., Inc. Method and apparatus for selectively illuminating a particular blade in a turbomachine
DE3407074A1 (de) * 1984-02-27 1985-08-29 Optische Werke G. Rodenstock, 8000 München Optoelektronisches antastsystem
DE3446355C2 (de) * 1984-12-19 1986-11-06 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Optisches Fehlersuchgerät
US4771182A (en) * 1986-08-21 1988-09-13 General Electric Company Spurious electromagnetic energy discriminator for electro-optical inspection systems
US4847556A (en) * 1986-09-08 1989-07-11 Langley Lawrence W Eddy current clearance transducing system
US4967153A (en) * 1986-09-08 1990-10-30 Langley Lawrence W Eddy current turbomachinery blade timing system
US4741205A (en) * 1986-12-22 1988-05-03 Westinghouse Electric Corp. "V" notched integrally shrouded turbine blade and method for determining shroud tightness and wear of a circular array of rotating blades disposed in a rotor
US4849643A (en) * 1987-09-18 1989-07-18 Eaton Leonard Technologies Optical probe with overlapping detection fields
US5008555A (en) * 1988-04-08 1991-04-16 Eaton Leonard Technologies, Inc. Optical probe with overlapping detection fields
US4876505A (en) * 1988-05-27 1989-10-24 Westinghouse Electric Corp. Apparatus and method for monitoring steam turbine shroud clearance
US4896537A (en) * 1988-06-02 1990-01-30 Westinghouse Electric Corp. Shrouded turbine blade vibration monitor
US4887468A (en) * 1988-06-03 1989-12-19 Westinghouse Electic Corp. Nonsynchronous turbine blade vibration monitoring system
US4934192A (en) * 1988-07-11 1990-06-19 Westinghouse Electric Corp. Turbine blade vibration detection system
US4914953A (en) * 1988-11-07 1990-04-10 Westinghouse Electric Corp. Turbine blade vibration monitor for non-magnetic blades
JPH02185602A (ja) * 1989-01-11 1990-07-20 Mitsubishi Heavy Ind Ltd 動翼先端すき間計測装置
US4979556A (en) * 1989-04-04 1990-12-25 Hunter Engineering Company, Inc. Thickness control for a continuous caster
US5056986A (en) * 1989-11-22 1991-10-15 Westinghouse Electric Corp. Inner cylinder axial positioning system
JP2865763B2 (ja) * 1990-01-24 1999-03-08 株式会社日立製作所 翼先端ギヤツプ計測装置
US5095252A (en) * 1990-09-28 1992-03-10 Olympus Corporation System for remote visual inspection employing a stroboscopic light source
DE4041343A1 (de) * 1990-12-21 1992-06-25 Bmw Rolls Royce Gmbh Verfahren zur spitzenspielmessung an turbinenschaufeln
DE4309721A1 (de) * 1993-03-25 1994-09-29 Magnetbahn Gmbh Verfahren zur Ermittlung des Luftspalts zwischen Magneten und Statoren von Linearmotorantrieben
DE4312186C2 (de) * 1993-04-14 1995-04-06 Sick Optik Elektronik Erwin Verfahren und Vorrichtungen zur Feststellung von in einem Überwachungsbereich vorhandenen Gegenständen und/oder zur Feststellung deren Position
US5625446A (en) * 1993-10-18 1997-04-29 United Technologies Corporation Optical measurement system for articles with varying surface reflectivity
US5818242A (en) * 1996-05-08 1998-10-06 United Technologies Corporation Microwave recess distance and air-path clearance sensor
JP3564286B2 (ja) * 1997-12-08 2004-09-08 三菱重工業株式会社 ガスタービン静翼の段間シールアクティブクリアランス制御システム
DE10020842A1 (de) * 2000-04-28 2001-10-31 Zeiss Carl Koordinatenmeßgerät oder Werkzeugmaschine
EP1189044B1 (de) * 2000-09-14 2007-07-18 Siemens Aktiengesellschaft Dampfturbine und Verfahren zur Messung der Schwingung einer Laufschaufel in einem Strömungskanal einer Dampfturbine
US6657217B2 (en) 2001-04-10 2003-12-02 York International Corporation Probe for sensing movement in a compressor system
US6474935B1 (en) * 2001-05-14 2002-11-05 General Electric Company Optical stall precursor sensor apparatus and method for application on axial flow compressors
ES2199052B1 (es) * 2002-03-26 2005-02-01 Danobat, S. Coop. Maquina rectificadora de un rotor, con un cabezal rotatorio de dos muelas.
US6692222B2 (en) 2002-05-14 2004-02-17 The Board Of Trustees Of The Leland Stanford Junior University Micro gas turbine engine with active tip clearance control
EP1439284A1 (de) * 2003-01-16 2004-07-21 Siemens Aktiengesellschaft Verfahren zur Detektion eines Materialabtrags an einer Oberfläche einer Turbinenschaufel
EP1445577A1 (en) * 2003-01-30 2004-08-11 ALSTOM Technology Ltd A method and an apparatus for determining the distance between a collimator lens and an object
WO2005073667A1 (en) * 2004-01-27 2005-08-11 Siemens Corporate Research, Inc. Inductive apparatus and method for measuring compressor blade tip clearance in a gas turbine engine
US7540704B2 (en) * 2004-06-23 2009-06-02 Kulite Semiconductor Products, Inc. Method and system for determining gas turbine tip clearance
EP1617174A1 (de) * 2004-07-12 2006-01-18 Siemens Aktiengesellschaft Bestimmung des Spaltmasses eines Radialspaltes
FR2876444B1 (fr) * 2004-10-12 2007-06-22 Snecma Moteurs Sa Dispositif de mesure du deplacement axial du sommet des aubes d'une turbomachine pour des essais au sol et procede d'utilisation du dispositif
US7231817B2 (en) * 2005-01-18 2007-06-19 Siemens Power Generation, Inc. Inspection system for a turbine blade region of a turbine engine
GB2427683B (en) * 2005-06-25 2007-06-20 Rolls Royce Plc A gap monitor arrangement
US7455495B2 (en) * 2005-08-16 2008-11-25 United Technologies Corporation Systems and methods for monitoring thermal growth and controlling clearances, and maintaining health of turbo machinery applications
US9000777B2 (en) * 2005-12-14 2015-04-07 Hamilton Sunstrand System to measure time of arrival and thickness of rotor blades via microwave energy
US7326917B2 (en) * 2006-06-22 2008-02-05 Siemens Power Generation, Inc. Wear monitor for turbo-machine
DE102006033461A1 (de) * 2006-07-19 2008-01-31 Siemens Ag Radialspaltmessung an Turbinen
US7918642B2 (en) * 2007-01-10 2011-04-05 United Technologies Corporation Instrument port seal for RF measurement
US7891938B2 (en) * 2007-03-20 2011-02-22 General Electric Company Multi sensor clearance probe
US7619728B2 (en) * 2007-07-26 2009-11-17 General Electric Company Methods and systems for in-situ machinery inspection
RU2375675C1 (ru) * 2008-05-06 2009-12-10 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения имени П.И. Баранова" Устройство для измерения радиального зазора между концами лопаток вращающегося ротора и статором турбомашины
US8164761B2 (en) 2008-10-24 2012-04-24 Prime Photonics, Lc Differential focus blade clearance probe and methods for using same
US8121813B2 (en) * 2009-01-28 2012-02-21 General Electric Company System and method for clearance estimation between two objects
RU2415379C1 (ru) * 2009-11-13 2011-03-27 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения имени П.И. Баранова" Устройство измерения радиального зазора между торцами лопаток вращающегося ротора и корпусом турбины газотурбинного двигателя
IT1400054B1 (it) * 2010-05-31 2013-05-17 Nuova Pignone S R L Dispositivo e metodo per analizzatore di distanza
US8553237B2 (en) 2011-01-14 2013-10-08 Prime Photonics, Lc Optical blade clearance probe
EP2492452A1 (de) * 2011-02-22 2012-08-29 Siemens Aktiengesellschaft Verfahren zur Konstruktion einer Strömungsmaschine
DE102011077736A1 (de) * 2011-06-17 2012-12-20 Siemens Aktiengesellschaft Abstandssensor
EP2805025B1 (en) * 2011-12-30 2018-05-02 Rolls-Royce North American Technologies, Inc. Gas turbine engine tip clearance control
US8967951B2 (en) 2012-01-10 2015-03-03 General Electric Company Turbine assembly and method for supporting turbine components
US9250153B2 (en) * 2012-10-31 2016-02-02 General Electric Company Methods and systems for monitoring health of blades
DE102013202284A1 (de) * 2013-02-13 2014-08-14 Robert Bosch Gmbh Verfahren zur Reinigung einer optischen Messsonde
GB201401437D0 (en) 2014-01-28 2014-03-12 Third Dimension Software Ltd Positioning device for an optical triangulation sensor
US9840935B2 (en) * 2014-03-31 2017-12-12 United Technologies Corporation Rotating machinery monitoring system
GB2541689B (en) * 2015-08-26 2020-04-15 Rolls Royce Plc Apparatus and methods for determining location of at least a part of an object
JP2017173017A (ja) * 2016-03-22 2017-09-28 三菱重工業株式会社 光学センサ、回転機械及びクリアランス計測方法
ES2896892T5 (en) 2016-04-28 2025-02-12 Felder Kg Method for detecting a substance
US10151767B2 (en) * 2017-02-07 2018-12-11 Computational Systems Inc. Laser strobe tachometer
JP6959027B2 (ja) * 2017-04-25 2021-11-02 三菱重工業株式会社 クリアランス計測装置、クリアランス計測センサ及びクリアランス計測方法
US10533839B2 (en) * 2018-05-16 2020-01-14 United Technologies Corporation Determination of a clearance and a position of a target
US11409022B2 (en) 2019-10-30 2022-08-09 General Electric Company System and method for optical measurements in a rotary machine
US10921113B1 (en) * 2019-10-30 2021-02-16 General Electric Company System and method for optical measurements in a rotary machine
US11060847B2 (en) 2019-10-30 2021-07-13 General Electric Company System and method for optical measurements in a rotary machine
US11635750B2 (en) 2019-10-30 2023-04-25 General Electric Company System and method for removably inserting a sensor assembly into a compressor casing
US11400527B2 (en) 2019-10-30 2022-08-02 General Electric Company System and method for machining a slot in an inner surface of a casing for a gas turbine engine
US11448085B2 (en) * 2019-11-11 2022-09-20 Raytheon Technologies Corporation Remote temperature measurement system for gas turbine engine
US12435642B2 (en) * 2023-08-25 2025-10-07 Rtx Corporation Optical in-situ inspection system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245306A (en) * 1961-10-05 1966-04-12 Aluminum Co Of America Photometer and method
US3327584A (en) 1963-09-09 1967-06-27 Mechanical Tech Inc Fiber optic proximity probe
US3565531A (en) * 1969-03-12 1971-02-23 Sanders Associates Inc Electro-optical thickness measurement apparatus
US3667846A (en) * 1969-07-28 1972-06-06 Charles Nater Optical surface inspection apparatus
GB1484996A (en) 1974-09-06 1977-09-08 United Biscuits Ltd Measurement of the position of a surface
DE2448219A1 (de) * 1974-10-09 1976-04-22 Siemens Ag Verfahren zur automatischen beruehrungslosen hoehenmessung sich bewegender schaufeln von turbinen
DE2555493A1 (de) * 1974-12-19 1976-06-24 Gen Electric Opto-elektronisches geraet zur erfassung der lage und verfahren
US4049349A (en) * 1976-06-30 1977-09-20 Wennerstrom Arthur J Device for measuring rotor tip clearance in operating turbomachinery
US4198164A (en) * 1976-10-07 1980-04-15 Ensco, Inc. Proximity sensor and method and apparatus for continuously measuring rail gauge
JPS5440662A (en) * 1977-09-06 1979-03-30 Minolta Camera Co Ltd Range finder
US4180329A (en) * 1978-03-23 1979-12-25 The United States Of America As Represented By The Secretary Of The Air Force Single blade proximity probe
DE2903529A1 (de) 1979-01-31 1980-08-07 Schlatter Ag Verfahren zum messen von entfernungen und vorrichtung zur durchfuehrung des verfahrens

Also Published As

Publication number Publication date
SE456859B (sv) 1988-11-07
FR2475719B1 (fr) 1985-10-04
US4326804A (en) 1982-04-27
GB2069689B (en) 1984-06-20
SE8100951L (sv) 1981-08-12
CA1142344A (en) 1983-03-08
FR2475719A1 (fr) 1981-08-14
DE3104320A1 (de) 1981-12-17
JPS56153206A (en) 1981-11-27
IT1135399B (it) 1986-08-20
GB2069689A (en) 1981-08-26

Similar Documents

Publication Publication Date Title
IT8119641A0 (it) Apparato e metodo per la determinazione ottica di giochi meccanici.
IT8183506A0 (it) Metodo ed impianto per il trattamento superficiale di oggetti.
IT1150696B (it) Metodo per la polimerizzazione di alfa-olefine
IT8224805A0 (it) Metodo e apparato per misura di giochi.
IT1212423B (it) Metodo e apparato per la deaerazione di liquido.
IT7920944A0 (it) Metodo, apparato e corpo disupporto di registrazioni per la registrazione ottica di informazioni.
IT8121633A0 (it) Metodo e dispositivo per ricognizione ottica di caratteri.
IT8125046A0 (it) Procedimento e apparecchiatura per la rilevazione di idrocarburi sommersi.
IT8119572A0 (it) Metodi ed apparato per sezionare condotti.
IT8125353A0 (it) Metodo ed apparecchio perfezionati per la fabbricazione di pellicce artificiali.
KR880701612A (ko) 레이저 가공방법
IT7919472A0 (it) Metodo ed apparato per la sbavatura di pezzi.
IT8123681A0 (it) Dispositivo di focalizzazione ottica.
IT1150466B (it) Metodo ed apparato di lavorazione ad elettroerosione
IT8120585A0 (it) Apparato e metodo ottico di triangolazione.
IT8221000A0 (it) Metodo ed apparato per elettrofotografia.
IT1151011B (it) Metodo per la polimerizzazione di alfa-olefine
IT8320730A0 (it) Metodo ed apparato per la fabbricazione di dispositivi termoelettrici.
IT1208176B (it) Metodo e apparecchio per la trasmissione di segnali.
IT8321995A0 (it) Sistema e metodo di ispezione ottica.
ES514745A0 (es) Metodo y dispositivo para la mejora de las condiciones de fabricacion de metales y fibras.
IT1136625B (it) Metodo per la polimerizzazione di un'alfa-olefina
ES542864A0 (es) Aparato para la criofijacion de especimenes.
IT8448946A1 (it) Metodo e dispositivo per la fabbricazione di rulli.
FI812052A7 (fi) Menetelmä ja laite sileiden sähkökiillotettujen pintojen valmistamiseksi.