JP2009097889A - タービン発電機エンドリングの欠陥検出方法 - Google Patents
タービン発電機エンドリングの欠陥検出方法 Download PDFInfo
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- JP2009097889A JP2009097889A JP2007267134A JP2007267134A JP2009097889A JP 2009097889 A JP2009097889 A JP 2009097889A JP 2007267134 A JP2007267134 A JP 2007267134A JP 2007267134 A JP2007267134 A JP 2007267134A JP 2009097889 A JP2009097889 A JP 2009097889A
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- Prior art keywords
- defect
- echo
- end ring
- flaw detection
- ultrasonic flaw
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/043—Analysing solids in the interior, e.g. by shear waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2487—Directing probes, e.g. angle probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/269—Various geometry objects
- G01N2291/2693—Rotor or turbine parts
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
【解決手段】
タービン発電機エンドリングを斜角法によって超音波探傷する第1のステップと、
前記第1のステップの超音波探傷にて指示エコーが検出された部位に、集束垂直法およびSPOD法の少なくともいずれかの方法で超音波探傷を適用する第2のステップと、からなることを特徴とする。
【選択図】図1
Description
前記第1のステップの超音波探傷にて指示エコーが検出された部位に、集束垂直法およびSPOD法の少なくともいずれかの方法で超音波探傷を適用する第2のステップと、からなることを特徴とする。
Claims (2)
- タービン発電機エンドリングを斜角法によって超音波探傷する第1のステップと、
前記第1のステップの超音波探傷にて指示エコーが検出された部位に、集束垂直法およびSPOD法の少なくともいずれかの方法で超音波探傷を適用する第2のステップと、からなることを特徴とするタービン発電機エンドリングの欠陥検出方法。 - 前記第2のステップにおいて欠陥の深さを測定することを特徴とする請求項1に記載のタービン発電機エンドリングの欠陥検出方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007267134A JP5065846B2 (ja) | 2007-10-12 | 2007-10-12 | タービン発電機エンドリングの欠陥検出方法 |
US12/235,089 US8091424B2 (en) | 2007-10-12 | 2008-09-22 | Defect detection method of turbine generator end ring |
AU2008227054A AU2008227054B2 (en) | 2007-10-12 | 2008-09-24 | Defect detection method of turbine generator end ring |
ZA200808221A ZA200808221B (en) | 2007-10-12 | 2008-09-26 | Defect detection method of turbine generator end ring |
FR0856775A FR2922313B1 (fr) | 2007-10-12 | 2008-10-07 | Procede de detection de defaut dans une couronne terminale d'un generateur a turbine |
CN200810179972.6A CN101419193B (zh) | 2007-10-12 | 2008-10-10 | 涡轮发电机端环的缺陷检测方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007267134A JP5065846B2 (ja) | 2007-10-12 | 2007-10-12 | タービン発電機エンドリングの欠陥検出方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009097889A true JP2009097889A (ja) | 2009-05-07 |
JP2009097889A5 JP2009097889A5 (ja) | 2010-06-03 |
JP5065846B2 JP5065846B2 (ja) | 2012-11-07 |
Family
ID=40481673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007267134A Active JP5065846B2 (ja) | 2007-10-12 | 2007-10-12 | タービン発電機エンドリングの欠陥検出方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8091424B2 (ja) |
JP (1) | JP5065846B2 (ja) |
CN (1) | CN101419193B (ja) |
AU (1) | AU2008227054B2 (ja) |
FR (1) | FR2922313B1 (ja) |
ZA (1) | ZA200808221B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013044582A (ja) * | 2011-08-23 | 2013-03-04 | Hitachi Ltd | 溶接部の超音波検査方法および装置 |
JP2013088240A (ja) * | 2011-10-17 | 2013-05-13 | Hitachi-Ge Nuclear Energy Ltd | 超音波検査方法,超音波探傷方法及び超音波検査装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9116098B2 (en) * | 2013-02-12 | 2015-08-25 | General Electric Company | Ultrasonic detection method and system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61210953A (ja) * | 1985-03-15 | 1986-09-19 | Toshiba Corp | 超音波探傷装置 |
JPH1151910A (ja) * | 1997-07-30 | 1999-02-26 | Nkk Corp | 亀裂の検出及び亀裂発生部板厚の測定方法 |
JPH11287789A (ja) * | 1998-03-31 | 1999-10-19 | Chouryou Kensa Kk | 管の超音波探傷方法 |
JP2002214205A (ja) * | 2001-01-12 | 2002-07-31 | Kawasaki Heavy Ind Ltd | 超音波探傷装置 |
WO2007004303A1 (ja) * | 2005-07-06 | 2007-01-11 | Central Research Institute Of Electric Power Industry | 超音波探傷試験における傷高さ測定法並びに装置 |
Family Cites Families (17)
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SU523346A1 (ru) | 1974-10-21 | 1976-07-30 | Центральный Научно-Исследовательский Институт Технологии Машиностроения | Способ ультразвукового контрол изделий |
FR2349139A1 (fr) * | 1975-11-20 | 1977-11-18 | Centre Techn Ind Mecanique | Procede et dispositif d'examen non destructif par ultrasons |
US4221312A (en) * | 1978-07-03 | 1980-09-09 | Wertjes Marvin G | Tire mounting bracket for vehicles |
US4408294A (en) * | 1981-03-27 | 1983-10-04 | General Electric Company | Method for on-line detection of incipient cracks in turbine-generator rotors |
EP0068521B1 (de) * | 1981-06-11 | 1986-08-13 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Zerstörungsfreie Werkstoffprüfung von Generator-Rotor-Zähnen mittels Ultraschall |
US4441369A (en) * | 1982-09-30 | 1984-04-10 | General Electric Company | Ultrasonic detection of extended flaws |
JPS60170764A (ja) | 1984-02-16 | 1985-09-04 | Toshiba Corp | タ−ビンデイスク用超音波探傷装置 |
US5258923A (en) * | 1987-07-22 | 1993-11-02 | General Electric Company | System and method for detecting the occurrence, location and depth of cracks in turbine-generator rotors |
DE3908967A1 (de) * | 1989-03-18 | 1990-09-20 | Krautkraemer Gmbh | Verfahren und vorrichtung zur ultraschallpruefung langgestreckter, prismatischer profile mit mindestens einer in profillaengsrichtung verlaufenden, ebenen mantelflaeche |
JPH11287790A (ja) | 1998-04-03 | 1999-10-19 | Mitsubishi Heavy Ind Ltd | 超音波探傷方法 |
JP3390748B2 (ja) | 2001-04-16 | 2003-03-31 | 株式会社四国総合研究所 | タービンロータ翼植込部超音波探傷装置及び該装置を用いた探傷方法 |
JP2003194787A (ja) | 2001-12-28 | 2003-07-09 | Nippon Steel Corp | 超音波探傷装置及び超音波探傷方法 |
KR101004123B1 (ko) | 2002-10-31 | 2010-12-27 | 히타치 지이 뉴클리어 에너지 가부시키가이샤 | 초음파의 송수신 어레이센서 및 초음파 탐상장치와 초음파탐상방법 |
US6957582B1 (en) * | 2004-06-28 | 2005-10-25 | Simmonds Precision Products, Inc. | Ultrasonic system and method of gauging aircraft fuel and detecting battle damage |
US7240556B2 (en) * | 2005-03-14 | 2007-07-10 | The Boeing Company | Angle beam shear wave through-transmission ultrasonic testing apparatus and method |
BR122017023831B1 (pt) * | 2005-08-26 | 2018-03-06 | Nippon Steel & Sumitomo Metal Corporation | Equipamento de teste ultra-sônico, método de teste ultra-sônico utilizando o referido equipamento, e método de fabricação de cano ou tubo sem costura |
US7500396B2 (en) * | 2005-10-20 | 2009-03-10 | General Electric Company | Phased array ultrasonic methods and systems for generator rotor teeth inspection |
-
2007
- 2007-10-12 JP JP2007267134A patent/JP5065846B2/ja active Active
-
2008
- 2008-09-22 US US12/235,089 patent/US8091424B2/en not_active Expired - Fee Related
- 2008-09-24 AU AU2008227054A patent/AU2008227054B2/en not_active Ceased
- 2008-09-26 ZA ZA200808221A patent/ZA200808221B/en unknown
- 2008-10-07 FR FR0856775A patent/FR2922313B1/fr active Active
- 2008-10-10 CN CN200810179972.6A patent/CN101419193B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61210953A (ja) * | 1985-03-15 | 1986-09-19 | Toshiba Corp | 超音波探傷装置 |
JPH1151910A (ja) * | 1997-07-30 | 1999-02-26 | Nkk Corp | 亀裂の検出及び亀裂発生部板厚の測定方法 |
JPH11287789A (ja) * | 1998-03-31 | 1999-10-19 | Chouryou Kensa Kk | 管の超音波探傷方法 |
JP2002214205A (ja) * | 2001-01-12 | 2002-07-31 | Kawasaki Heavy Ind Ltd | 超音波探傷装置 |
WO2007004303A1 (ja) * | 2005-07-06 | 2007-01-11 | Central Research Institute Of Electric Power Industry | 超音波探傷試験における傷高さ測定法並びに装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013044582A (ja) * | 2011-08-23 | 2013-03-04 | Hitachi Ltd | 溶接部の超音波検査方法および装置 |
JP2013088240A (ja) * | 2011-10-17 | 2013-05-13 | Hitachi-Ge Nuclear Energy Ltd | 超音波検査方法,超音波探傷方法及び超音波検査装置 |
US9423380B2 (en) | 2011-10-17 | 2016-08-23 | Hitachi, Ltd. | Ultrasonic inspection method, ultrasonic test method and ultrasonic inspection apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN101419193B (zh) | 2013-01-02 |
FR2922313B1 (fr) | 2014-12-12 |
JP5065846B2 (ja) | 2012-11-07 |
ZA200808221B (en) | 2009-11-25 |
FR2922313A1 (fr) | 2009-04-17 |
AU2008227054B2 (en) | 2010-09-30 |
CN101419193A (zh) | 2009-04-29 |
US20090095085A1 (en) | 2009-04-16 |
US8091424B2 (en) | 2012-01-10 |
AU2008227054A1 (en) | 2009-04-30 |
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