JP2005326171A - 電気機器巻線の接合方法および装置 - Google Patents
電気機器巻線の接合方法および装置 Download PDFInfo
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- JP2005326171A JP2005326171A JP2004142327A JP2004142327A JP2005326171A JP 2005326171 A JP2005326171 A JP 2005326171A JP 2004142327 A JP2004142327 A JP 2004142327A JP 2004142327 A JP2004142327 A JP 2004142327A JP 2005326171 A JP2005326171 A JP 2005326171A
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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
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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
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0609—Display arrangements, e.g. colour displays
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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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
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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
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
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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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
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- 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
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/011—Velocity or travel time
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- 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
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/015—Attenuation, scattering
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- 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
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- 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
- G01N2291/10—Number of transducers
- G01N2291/102—Number of transducers one emitter, one receiver
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- 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
- G01N2291/262—Linear objects
- G01N2291/2626—Wires, bars, rods
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- 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
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- 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
- G01N2291/267—Welds
- G01N2291/2677—Lapp welding
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- Acoustics & Sound (AREA)
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Manufacture Of Motors, Generators (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
【解決手段】中孔を有する複数の巻線導体のろう接を行い、その接合状態を超音波探傷により測定する測定機構10を設ける。測定機構10はスキャナ101とホルダー19を分割し、狭隘部に設置して組立てられる。表示機構20は測定結果を2次元図形に表示し、評価機構30は接合部の欠陥面積と良好部の積算長により接合状態を評価する。判定機構40は接合部に欠陥のある場合、予め蓄積されたろう接の欠陥原因別類別パターンとの相関性を評価し、その原因を指示する。
【選択図】 図1
Description
Claims (11)
- 少なくとも片方に中孔を有する電機導体同士をろう材を用いて接合する方法であって、
ろう接部の接合状態を超音波探傷し、良好部と欠陥部に識別して表示し、前記欠陥部の接合状態を予め設定の基準に基づいて評価することを特徴とする電気機器巻線の接合方法。 - 請求項1において、前記欠陥部の接合状態の評価は欠陥部の面積と良好部の長さから行うことを特徴とする電気機器巻線の接合方法。
- 請求項1において、前記接合状態が不良と評価された場合に、前記欠陥部を予め蓄積されている複数の原因別類別パターンと照合し、関連する欠陥原因を指示することを特徴とする電気機器巻線の接合方法。
- 請求項3において、前記欠陥原因に基づく品質改善法に従って再度ろう接し、今回のろう接部の接合状態を超音波探傷し、前回の欠陥部と今回の欠陥部との差を表示することを特徴とする電気機器巻線の接合方法。
- 請求項1において、前記超音波探傷は欠陥部が測定されない場合に、接合する電機導体のうち、内側となる電機導体からの反射波を評価して前記超音波探傷の正常/異常を判定することを特徴とする電気機器巻線の接合方法。
- 少なくとも片側に中孔を有する電機導体同士をろう材を用いて接合する装置であって、
ろう接部の接合状態を超音波探傷する測定機構と、探傷結果から良好部と欠陥部に識別して図形状に表示する表示機能と、前記欠陥部を欠陥部の面積と良好部の長さから評価する評価機能を備えることを特徴とする電気機器巻線の接合装置。 - 請求項6において、予め蓄積されている複数の原因別類別パターンを有し、前記接合状態が不良と評価された場合に、前記欠陥部を前記原因別類別パターンと照合し、関連する欠陥原因を表示する判定機構を設けることを特徴とする電気機器巻線の接合装置。
- 請求項7において、前記欠陥原因に基づく品質改善法に従って再度ろう接し、前回の欠陥部と今回の欠陥部との差を表示する再判定機構を設けることを特徴とする電気機器巻線の接合装置。
- 請求項6において、前記測定機構は、超音波探触子を把持して少なくとも2次元に移動させるスキャナと、測定対象の適部に設置され前記スキャナを支承して前記超音波探触子を前記ろう接部に近接させるホルダーを有し、前記スキャナと前記ホルダーは予め分割され、前記測定対象となる接合部近傍の電機導体に前記ホルダーを設置してから前記スキャナを組み立てることで両者が一体構成されることを特徴とする電気機器巻線の接合装置。
- 請求項6において、前記超音波探傷を行う測定機構は接合する電機導体のうち、内側となる導体からの反射波を基準として欠陥部を検出する底面エコー基準ゲートを設けることを特徴とする電気機器巻線の接合装置。
- 物体同士のろう付け箇所を超音波によって探傷する超音波試験装置において、
内側となる物体からの反射波を基準として、ろう付け部の欠陥からの反射波を限定して検出するゲートを設けることを特徴とする超音波試験装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004142327A JP4444729B2 (ja) | 2004-05-12 | 2004-05-12 | 電気機器巻線の接合部の評価方法および装置 |
CN2007101491299A CN101109730B (zh) | 2004-05-12 | 2005-04-30 | 电气设备线圈的连接状态评价方法 |
CNB2005100694973A CN100422733C (zh) | 2004-05-12 | 2005-04-30 | 电气设备线圈的连接状态评价方法及装置 |
US11/126,239 US7287430B2 (en) | 2004-05-12 | 2005-05-11 | Method of evaluating connected portions, method of connecting electrical winding conductors and apparatus therefor |
EP05010268A EP1598665A3 (en) | 2004-05-12 | 2005-05-11 | Method of evaluating connected brazed portions, method of connecting electrical winding conductors and apparatus therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004142327A JP4444729B2 (ja) | 2004-05-12 | 2004-05-12 | 電気機器巻線の接合部の評価方法および装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005326171A true JP2005326171A (ja) | 2005-11-24 |
JP4444729B2 JP4444729B2 (ja) | 2010-03-31 |
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Application Number | Title | Priority Date | Filing Date |
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JP2004142327A Expired - Lifetime JP4444729B2 (ja) | 2004-05-12 | 2004-05-12 | 電気機器巻線の接合部の評価方法および装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7287430B2 (ja) |
EP (1) | EP1598665A3 (ja) |
JP (1) | JP4444729B2 (ja) |
CN (2) | CN100422733C (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008070325A (ja) * | 2006-09-15 | 2008-03-27 | Sumitomo Metal Ind Ltd | 超音波探傷方法、超音波探傷装置および鋼材 |
JP6300999B1 (ja) * | 2017-10-30 | 2018-03-28 | 三菱日立パワーシステムズ検査株式会社 | 超音波探傷データ処理プログラム、超音波探傷データ処理装置及び被検体の評価方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8581466B2 (en) * | 2010-08-27 | 2013-11-12 | Hamilton Sundstrand Corporation | Knurled multiple conductor windings |
JP2012122807A (ja) * | 2010-12-07 | 2012-06-28 | Kawasaki Heavy Ind Ltd | ろう接接合部の超音波探傷装置および方法 |
CA2888864C (en) * | 2014-04-25 | 2022-11-08 | Intech, Inc. | Inspection system for inspecting in-service piping or tubing |
JP6359474B2 (ja) | 2015-03-10 | 2018-07-18 | 株式会社東芝 | 放射線を用いたろう付け接合長さの定量評価のための装置および方法 |
CN107070121A (zh) * | 2017-03-14 | 2017-08-18 | 温州博诚汽车机电有限公司 | 一种怠速电机转子装配设备 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3303418A (en) * | 1963-05-27 | 1967-02-07 | Westinghouse Electric Corp | Electrical apparatus for testing joints having four voltage probes |
US3777552A (en) * | 1971-11-09 | 1973-12-11 | Wages C | Ultrasonic scanning system for in-place inspection of brazed tube joints |
US3921440A (en) * | 1975-01-02 | 1975-11-25 | Air Prod & Chem | Ultrasonic pipe testing system |
US4218922A (en) * | 1978-09-18 | 1980-08-26 | Battelle Development Corporation | Acoustic inspection of solder joints |
EP0049956A1 (en) * | 1980-10-10 | 1982-04-21 | Imperial Chemical Industries Plc | Ultrasonic identification of damage in lined structures |
US4961347A (en) * | 1987-11-25 | 1990-10-09 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Probe for ultrasonic flaw detectors |
US4827487A (en) * | 1987-12-11 | 1989-05-02 | Westinghouse Electric Corp. | Distributed temperature sensing system for stator windings |
CN1042778A (zh) * | 1988-11-13 | 1990-06-06 | 莫斯科“波曼娜”高等技术学会 | 超声波检测制品焊缝的方法 |
US5426980A (en) * | 1993-07-19 | 1995-06-27 | General Electric Company | Booted ultrasonic transducer |
DE4328711A1 (de) * | 1993-08-26 | 1995-03-02 | Foerster Inst Dr Friedrich | Verfahren und Einrichtung zum Prüfen von langgestreckten Gegenständen mit von der Kreisform abweichendem Querschnitt |
JP3283415B2 (ja) | 1996-01-31 | 2002-05-20 | 株式会社クボタ | ろう付け部の欠陥判別方法 |
JP3219672B2 (ja) * | 1996-01-31 | 2001-10-15 | 株式会社クボタ | ろう付け部の欠陥の検査方法 |
JP2001343367A (ja) * | 2000-05-31 | 2001-12-14 | Toshiba Corp | タービン発電機の水冷却ステータコイルクリップの継手接合部の検査方法及び検査装置 |
US6945113B2 (en) * | 2002-08-02 | 2005-09-20 | Siverling David E | End-to-end ultrasonic inspection of tubular goods |
US6912905B2 (en) * | 2003-07-11 | 2005-07-05 | Siemens Westinghouse Power Corporation | Automated tool for ultrasonic inspection of brazed joints |
-
2004
- 2004-05-12 JP JP2004142327A patent/JP4444729B2/ja not_active Expired - Lifetime
-
2005
- 2005-04-30 CN CNB2005100694973A patent/CN100422733C/zh active Active
- 2005-04-30 CN CN2007101491299A patent/CN101109730B/zh active Active
- 2005-05-11 US US11/126,239 patent/US7287430B2/en active Active
- 2005-05-11 EP EP05010268A patent/EP1598665A3/en not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008070325A (ja) * | 2006-09-15 | 2008-03-27 | Sumitomo Metal Ind Ltd | 超音波探傷方法、超音波探傷装置および鋼材 |
JP6300999B1 (ja) * | 2017-10-30 | 2018-03-28 | 三菱日立パワーシステムズ検査株式会社 | 超音波探傷データ処理プログラム、超音波探傷データ処理装置及び被検体の評価方法 |
JP2019082397A (ja) * | 2017-10-30 | 2019-05-30 | 三菱日立パワーシステムズ検査株式会社 | 超音波探傷データ処理プログラム、超音波探傷データ処理装置及び被検体の評価方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4444729B2 (ja) | 2010-03-31 |
CN101109730A (zh) | 2008-01-23 |
CN101109730B (zh) | 2010-12-08 |
EP1598665A3 (en) | 2006-02-01 |
EP1598665A2 (en) | 2005-11-23 |
US7287430B2 (en) | 2007-10-30 |
CN100422733C (zh) | 2008-10-01 |
US20060114002A1 (en) | 2006-06-01 |
CN1696688A (zh) | 2005-11-16 |
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