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 turbineInfo
- 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
Links
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 1
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)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
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 (13)
| 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 |
| US12060865B2 (en) | 2020-09-24 | 2024-08-13 | Parker-Hannifin Corporation | Optical systems and methods for measuring turbine blade tip clearance |
| CN117870846A (zh) * | 2023-02-22 | 2024-04-12 | 张引 | 一种用于叶尖定时系统的对射式叶片到达检测装置和检测方法 |
| US12535312B2 (en) * | 2024-05-31 | 2026-01-27 | Rtx Corporation | White light interferometer for measuring radial growth in components experiencing rotating stresses |
Family Cites Families (16)
| 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 |
| EP0790479B1 (de) | 1996-02-14 | 2002-01-16 | STMicroelectronics S.r.l. | Kapazitiver Abstandssensor, insbesondere zur Erfassung von Fingerabdrücken |
| 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 |
| 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 |
-
2003
- 2003-01-30 EP EP03405044A patent/EP1445577A1/de not_active Withdrawn
-
2004
- 2004-01-28 EP EP04705818A patent/EP1588123B1/de not_active Expired - Lifetime
- 2004-01-28 JP JP2006501988A patent/JP2006515679A/ja not_active Withdrawn
- 2004-01-28 DE DE602004006833T patent/DE602004006833T2/de not_active Expired - Lifetime
- 2004-01-28 WO PCT/EP2004/050045 patent/WO2004068064A2/en not_active Ceased
- 2004-01-28 AT AT04705818T patent/ATE364166T1/de not_active IP Right Cessation
-
2005
- 2005-07-20 US US11/184,864 patent/US7400418B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004068064A2 (en) | 2004-08-12 |
| JP2006515679A (ja) | 2006-06-01 |
| US7400418B2 (en) | 2008-07-15 |
| DE602004006833T2 (de) | 2008-01-31 |
| US20060002789A1 (en) | 2006-01-05 |
| EP1445577A1 (de) | 2004-08-11 |
| EP1588123A2 (de) | 2005-10-26 |
| EP1588123B1 (de) | 2007-06-06 |
| WO2004068064A3 (en) | 2005-01-06 |
| DE602004006833D1 (de) | 2007-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |