GB9214444D0 - Apparatus for remote eddy current and ultrasonic inspection of turbine generator retaining rings - Google Patents

Apparatus for remote eddy current and ultrasonic inspection of turbine generator retaining rings

Info

Publication number
GB9214444D0
GB9214444D0 GB929214444A GB9214444A GB9214444D0 GB 9214444 D0 GB9214444 D0 GB 9214444D0 GB 929214444 A GB929214444 A GB 929214444A GB 9214444 A GB9214444 A GB 9214444A GB 9214444 D0 GB9214444 D0 GB 9214444D0
Authority
GB
United Kingdom
Prior art keywords
eddy current
turbine generator
retaining rings
ultrasonic inspection
generator retaining
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB929214444A
Other versions
GB2263777A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB9214444D0 publication Critical patent/GB9214444D0/en
Publication of GB2263777A publication Critical patent/GB2263777A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • 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
    • G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9013—Arrangements for scanning
    • G01N27/902—Arrangements for scanning by moving the sensors
    • 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
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • G01N29/0609—Display arrangements, e.g. colour displays
    • 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
    • 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
    • G01N29/223—Supports, positioning or alignment in fixed situation
    • 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
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/048—Transmission, i.e. analysed material between transmitter and receiver
    • 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
    • G01N2291/263—Surfaces
    • G01N2291/2634—Surfaces cylindrical from outside

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
GB9214444A 1992-01-28 1992-07-08 Apparatus for remote eddy current and ultrasonic inspection of turbine generator rotor retaining rings Withdrawn GB2263777A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US82673192A 1992-01-28 1992-01-28

Publications (2)

Publication Number Publication Date
GB9214444D0 true GB9214444D0 (en) 1992-08-19
GB2263777A GB2263777A (en) 1993-08-04

Family

ID=25247384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9214444A Withdrawn GB2263777A (en) 1992-01-28 1992-07-08 Apparatus for remote eddy current and ultrasonic inspection of turbine generator rotor retaining rings

Country Status (9)

Country Link
KR (1) KR930017268A (en)
CN (1) CN1074973A (en)
BE (1) BE1005916A5 (en)
ES (1) ES2047453B1 (en)
GB (1) GB2263777A (en)
IL (1) IL102323A0 (en)
MX (1) MX9204023A (en)
PL (1) PL295276A1 (en)
TW (1) TW241410B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107941905A (en) * 2018-01-11 2018-04-20 中国大唐集团科学技术研究院有限公司华中分公司 A kind of low frequency array eddy current testing device and steel pipe inner wall corrosion default detection method
CN112114028A (en) * 2020-08-26 2020-12-22 厦门大学 Bolt hole edge crack monitoring method based on multi-field coupling sensor

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6220099B1 (en) 1998-02-17 2001-04-24 Ce Nuclear Power Llc Apparatus and method for performing non-destructive inspections of large area aircraft structures
US6100711A (en) * 1998-03-24 2000-08-08 General Electric Co. Miniature air gap inspection device
US7265662B2 (en) 2005-03-17 2007-09-04 Praxair Technology, Inc. Apparatus and method for inspecting containers
US7500396B2 (en) * 2005-10-20 2009-03-10 General Electric Company Phased array ultrasonic methods and systems for generator rotor teeth inspection
CA2554906C (en) 2006-05-10 2008-09-02 Robert Allan Simmons Method and apparatus for conveying an ultrasonic sensor about an outer peripheral surface of a tube
US9488618B2 (en) * 2013-11-05 2016-11-08 Siemens Energy, Inc. Generator retaining ring and other component thermal degradation evaluation by eddy current non-destructive examination
CN105965544B (en) * 2016-05-27 2018-08-03 珠海上富电技股份有限公司 Robot remote ultrasonic sensing Auto-Test System and its control method
CN107070121A (en) * 2017-03-14 2017-08-18 温州博诚汽车机电有限公司 A kind of idle motors rotor assembly equipment
CN107907596A (en) * 2017-11-17 2018-04-13 大连交通大学 Ultrasonic rotating scan imaging apparatus and method
JP6833670B2 (en) 2017-12-27 2021-02-24 株式会社東芝 Inspection system and inspection method
US10749395B2 (en) * 2018-04-19 2020-08-18 Siemens Energy, Inc. Assembly and method for preventing axial migration of springs in generator rotors
CN108802182A (en) * 2018-06-14 2018-11-13 国网宁夏电力有限公司电力科学研究院 The generator guard ring detection method of inner surface wave is encouraged based on graze
CN109458232B (en) * 2018-10-16 2021-02-12 中广核核电运营有限公司 Method for measuring cylinder partition plate hollow pit and concentricity of leaf top steam-resistant sheet thereof
CN111845993B (en) * 2020-08-21 2023-05-09 无锡中车时代智能装备研究院有限公司 Rotor crawling type in-bore detection robot device for generator

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886793A (en) * 1974-01-09 1975-06-03 Us Navy Projectile body testing machine
JPS5369691A (en) * 1976-12-02 1978-06-21 Sumitomo Metal Ind Method and apparatus for automatic supersonic crack detection
GB2012047A (en) * 1978-01-05 1979-07-18 Boc Subocean Services Ltd Non-destructive testing of welds
CA1122657A (en) * 1978-12-01 1982-04-27 David L. Atherton Pipe surface testing carriage
JPS60164249A (en) * 1984-02-07 1985-08-27 Mitsubishi Electric Corp Flaw detector
US4675604A (en) * 1985-08-28 1987-06-23 Exxon Production Research Co. Computerized and motorized electromagnetic flux leakage internal diameter tubular inspection device
US4772849A (en) * 1986-09-11 1988-09-20 Combustion Engineering, Inc. Rotating probe head for tube inspection
US4856337A (en) * 1987-07-30 1989-08-15 Westinghouse Electric Corp. Apparatus and method for providing a combined ultrasonic and eddy current inspection of a tube
US4803563A (en) * 1987-09-02 1989-02-07 Westinghouse Electric Corp. Rotor-in-stator examination magnetic carriage and positioning apparatus
US5025215A (en) * 1989-08-16 1991-06-18 Westinghouse Electric Corp. Support equipment for a combination eddy current and ultrasonic testing probe for inspection of steam generator tubing
JP2511583B2 (en) * 1990-05-24 1996-06-26 ゼネラル・エレクトリック・カンパニイ Reactor maintenance method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107941905A (en) * 2018-01-11 2018-04-20 中国大唐集团科学技术研究院有限公司华中分公司 A kind of low frequency array eddy current testing device and steel pipe inner wall corrosion default detection method
CN107941905B (en) * 2018-01-11 2023-10-13 中国大唐集团科学技术研究院有限公司华中分公司 Low-frequency array vortex detection device and steel pipe inner wall corrosion defect detection method
CN112114028A (en) * 2020-08-26 2020-12-22 厦门大学 Bolt hole edge crack monitoring method based on multi-field coupling sensor
CN112114028B (en) * 2020-08-26 2022-06-14 厦门大学 Bolt hole edge crack monitoring method based on multi-field coupling sensor

Also Published As

Publication number Publication date
PL295276A1 (en) 1993-08-23
CN1074973A (en) 1993-08-04
BE1005916A5 (en) 1994-03-08
ES2047453B1 (en) 1996-07-16
KR930017268A (en) 1993-08-30
ES2047453R (en) 1996-01-01
IL102323A0 (en) 1993-01-14
ES2047453A2 (en) 1994-02-16
TW241410B (en) 1995-02-21
GB2263777A (en) 1993-08-04
MX9204023A (en) 1993-07-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)