ATE364166T1 - Verfahren und vorrichtung zur bestimmung der entfernung zwischen dem mantelring und der schaufelspitze einer turbine - Google Patents

Verfahren und vorrichtung zur bestimmung der entfernung zwischen dem mantelring und der schaufelspitze einer turbine

Info

Publication number
ATE364166T1
ATE364166T1 AT04705818T AT04705818T ATE364166T1 AT E364166 T1 ATE364166 T1 AT E364166T1 AT 04705818 T AT04705818 T AT 04705818T AT 04705818 T AT04705818 T AT 04705818T AT E364166 T1 ATE364166 T1 AT E364166T1
Authority
AT
Austria
Prior art keywords
distance
collimator lens
determining
frequency
turbine
Prior art date
Application number
AT04705818T
Other languages
English (en)
Inventor
Ken-Yves Haffner
Andreas Kempe
Thomas Roesgen
Stefan Schlamp
Original Assignee
Alstom Technology Ltd
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 Alstom Technology Ltd filed Critical Alstom Technology Ltd
Application granted granted Critical
Publication of ATE364166T1 publication Critical patent/ATE364166T1/de

Links

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
    • G01B11/14—Measuring 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 Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
AT04705818T 2003-01-30 2004-01-28 Verfahren und vorrichtung zur bestimmung der entfernung zwischen dem mantelring und der schaufelspitze einer turbine ATE364166T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03405044A EP1445577A1 (de) 2003-01-30 2003-01-30 Verfahren und Vorrichtung zur Bestimmung der Entfernung zwischen einer Sammellinse und einem Objekt

Publications (1)

Publication Number Publication Date
ATE364166T1 true ATE364166T1 (de) 2007-06-15

Family

ID=32605479

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04705818T ATE364166T1 (de) 2003-01-30 2004-01-28 Verfahren und vorrichtung zur bestimmung der entfernung zwischen dem mantelring und der schaufelspitze einer turbine

Country Status (6)

Country Link
US (1) US7400418B2 (de)
EP (2) EP1445577A1 (de)
JP (1) JP2006515679A (de)
AT (1) ATE364166T1 (de)
DE (1) DE602004006833T2 (de)
WO (1) WO2004068064A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2427683B (en) * 2005-06-25 2007-06-20 Rolls Royce Plc A gap monitor arrangement
US7891938B2 (en) * 2007-03-20 2011-02-22 General Electric Company Multi sensor clearance probe
GB0814877D0 (en) 2008-08-15 2008-09-17 Rolls Royce Plc Clearance and wear determination apparatus
US20100079136A1 (en) * 2008-09-29 2010-04-01 Rosemount Aerospace Inc. Blade tip clearance measurement sensor and method for gas turbine engines
US20120169326A1 (en) * 2010-12-30 2012-07-05 General Electric Company Methods, systems and apparatus for detecting material defects in combustors of combustion turbine engines
SI2568583T1 (sl) 2011-09-12 2017-01-31 Alstom Renewable Technologies Naprava za nadzor temperature za elektro motorje
US9316479B2 (en) 2012-09-20 2016-04-19 United Technologies Corporation Capacitance based clearance probe and housing
US9593941B2 (en) 2014-09-24 2017-03-14 Hood Technology Corporation Clearance detection system and method using frequency identification
US10808570B2 (en) * 2017-09-12 2020-10-20 Raytheon Technologies Corporation Low profile embedded blade tip clearance sensor
CN113123928B (zh) * 2019-12-31 2022-10-14 新疆金风科技股份有限公司 风力发电机组及其塔架净空监控方法和装置
US20220090582A1 (en) * 2020-09-24 2022-03-24 Parker-Hannifin Corporation Optical systems and methods for measuring turbine blade tip clearance

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066449B (en) * 1979-12-21 1984-03-21 Rolls Royce Monitoring distance variations
US4326804A (en) * 1980-02-11 1982-04-27 General Electric Company Apparatus and method for optical clearance determination
GB8307534D0 (en) * 1983-03-18 1983-04-27 Rolls Royce Optical determination of clearances
GB2178165B (en) * 1985-07-24 1989-08-09 Rolls Royce Plc Optical monitoring method and apparatus
DE3825079A1 (de) * 1988-07-23 1990-02-01 Philips Patentverwaltung Optischer isolator, zirkulator, schalter oder dergleichen mit einem faraday-rotator
US5294075A (en) * 1991-08-28 1994-03-15 The Boeing Company High accuracy optical position sensing system
GB9204413D0 (en) * 1992-02-29 1992-04-15 Northern Eng Ind Method and apparatus for observing of gap between relatively rotating parts
JPH06177013A (ja) * 1992-12-10 1994-06-24 Canon Inc 位置検出装置
FR2722566B1 (fr) * 1994-07-13 1996-08-23 Europ Gas Turbines Sa Capteur dynamique de deplacement, utilisations d'un tel capteur et procede de mesure du deplacement d'une surface
US5633712A (en) * 1995-08-28 1997-05-27 Hewlett-Packard Company Method and apparatus for determining the thickness and index of refraction of a film using low coherence reflectometry and a reference surfaces
US6320394B1 (en) * 1996-02-14 2001-11-20 Stmicroelectronics S.R.L. Capacitive distance sensor
US6114862A (en) * 1996-02-14 2000-09-05 Stmicroelectronics, Inc. Capacitive distance sensor
DE69618559T2 (de) * 1996-02-14 2002-08-14 Stmicroelectronics S.R.L., Agrate Brianza Kapazitiver Abstandssensor, insbesondere zur Erfassung von Fingerabdrücken
US6351721B1 (en) * 1999-06-22 2002-02-26 General Electric Company Method and system for turbine clearance measurement analysis
GB0101002D0 (en) * 2001-01-13 2001-02-28 Rolls Royce Plc Monitoring distance variations
US6968696B2 (en) * 2003-09-04 2005-11-29 Siemens Westinghouse Power Corporation Part load blade tip clearance control

Also Published As

Publication number Publication date
US20060002789A1 (en) 2006-01-05
EP1588123A2 (de) 2005-10-26
DE602004006833D1 (de) 2007-07-19
EP1445577A1 (de) 2004-08-11
DE602004006833T2 (de) 2008-01-31
WO2004068064A3 (en) 2005-01-06
JP2006515679A (ja) 2006-06-01
EP1588123B1 (de) 2007-06-06
WO2004068064A2 (en) 2004-08-12
US7400418B2 (en) 2008-07-15

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Legal Events

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