WO2008084855A1 - 管体の残留応力改善方法 - Google Patents

管体の残留応力改善方法 Download PDF

Info

Publication number
WO2008084855A1
WO2008084855A1 PCT/JP2008/050281 JP2008050281W WO2008084855A1 WO 2008084855 A1 WO2008084855 A1 WO 2008084855A1 JP 2008050281 W JP2008050281 W JP 2008050281W WO 2008084855 A1 WO2008084855 A1 WO 2008084855A1
Authority
WO
WIPO (PCT)
Prior art keywords
pipeline
residual stress
improving method
laser beam
stress improving
Prior art date
Application number
PCT/JP2008/050281
Other languages
English (en)
French (fr)
Inventor
Takahiro Ota
Kazuhiko Kamo
Itaru Muroya
Seiji Asada
Kazuhiro Wakabayashi
Koji Okimura
Hironori Onitsuka
Original Assignee
Mitsubishi Heavy Industries, Ltd.
The Japan Atomic Power Company
Hokkaido Electric Power Company, Incorporated
Tohoku Electric Power Co., Inc.
The Tokyo Electric Power Company, Incorporated
Chubu Electric Power Co., Inc.
Hokuriku Electric Power Company
The Kansai Electric Power Co., Inc.
The Chugoku Electric Power Co., Inc.
Shikoku Electric Power Co., Inc.
Kyushu Electric Power Co., Inc.
Electric Power Development Co., 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 Mitsubishi Heavy Industries, Ltd., The Japan Atomic Power Company, Hokkaido Electric Power Company, Incorporated, Tohoku Electric Power Co., Inc., The Tokyo Electric Power Company, Incorporated, Chubu Electric Power Co., Inc., Hokuriku Electric Power Company, The Kansai Electric Power Co., Inc., The Chugoku Electric Power Co., Inc., Shikoku Electric Power Co., Inc., Kyushu Electric Power Co., Inc., Electric Power Development Co., Ltd. filed Critical Mitsubishi Heavy Industries, Ltd.
Priority to US12/521,657 priority Critical patent/US8637784B2/en
Priority to EP08703145.6A priority patent/EP2119799B1/en
Publication of WO2008084855A1 publication Critical patent/WO2008084855A1/ja

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/24—Seam welding
    • B23K26/28—Seam welding of curved planar seams
    • B23K26/282—Seam welding of curved planar seams of tube sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/12—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to investigating the properties, e.g. the weldability, of materials
    • B23K31/125—Weld quality monitoring
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/30—Stress-relieving
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D11/00—Process control or regulation for heat treatments
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B23K31/027—Making tubes with soldering or welding
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation

Abstract

　施工条件の管理範囲を規定して、管体の設置状態、構成状態に依らず、確実に残留応力を改善できる管体の残留応力改善方法及び装置を提供する。そのため、円筒状の配管２の溶接部分Ｃの外周面に局所的にレーザ光５ａを照射し、照射領域Ｓを周方向に移動することにより、配管２の残留応力を改善する際に、施工対象の配管２に複数の熱電対９を設置し、レーザ光５ａの照射による配管２の外面の温度履歴を測定して、温度履歴を管理している。
PCT/JP2008/050281 2007-01-12 2008-01-11 管体の残留応力改善方法 WO2008084855A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/521,657 US8637784B2 (en) 2007-01-12 2008-01-11 Method for improving residual stress in tubular body
EP08703145.6A EP2119799B1 (en) 2007-01-12 2008-01-11 Residual stress improving method of pipeline

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-004476 2007-01-12
JP2007004476A JP5199579B2 (ja) 2007-01-12 2007-01-12 管体の残留応力改善方法及び装置

Publications (1)

Publication Number Publication Date
WO2008084855A1 true WO2008084855A1 (ja) 2008-07-17

Family

ID=39608742

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050281 WO2008084855A1 (ja) 2007-01-12 2008-01-11 管体の残留応力改善方法

Country Status (4)

Country Link
US (1) US8637784B2 (ja)
EP (1) EP2119799B1 (ja)
JP (1) JP5199579B2 (ja)
WO (1) WO2008084855A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102409153A (zh) * 2011-11-14 2012-04-11 苏州热工研究院有限公司 不等规格管道焊接接头焊后热处理方法
JP2013122085A (ja) * 2011-10-21 2013-06-20 Hitachi Power Europe Gmbh 蒸気発生器の組み立てられた管壁において応力低減をもたらすための方法
CN107138857A (zh) * 2017-05-08 2017-09-08 广东工业大学 一种双激光束自动补偿同步校形与强化装置及方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008136068A1 (ja) * 2007-04-20 2008-11-13 Mitsubishi Heavy Industries, Ltd. 管体の残留応力改善方法及び残留応力改善装置
GB201017958D0 (en) 2010-10-23 2010-12-08 Rolls Royce Plc Method for beam welding on components
DE102011077829A1 (de) * 2011-06-20 2012-12-20 Endress + Hauser Gmbh + Co. Kg Verfahren zur Herstellung eines Drucksensors:
JP2013144837A (ja) * 2012-01-16 2013-07-25 Babcock Hitachi Kk 高強度低合金鋼の溶接後熱処理法
JP5912659B2 (ja) * 2012-02-28 2016-04-27 三菱重工業株式会社 タービンロータ
EP3243364B1 (en) 2015-01-09 2020-07-29 Illinois Tool Works Inc. Inline plasma-based system and method for thermal treatment of continuous products
WO2016111705A1 (en) * 2015-01-09 2016-07-14 Illinois Tool Works Inc. Inline laser-based system and method for thermal treatment of continuous products
MX2020010479A (es) * 2018-04-10 2021-01-20 Talens Systems S L U Aparato y método para procesar cartón.
CN109163831B (zh) * 2018-08-21 2020-11-13 南京中车浦镇城轨车辆有限责任公司 一种超声波残余应力测量方法

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770095A (en) 1980-10-20 1982-04-30 Mitsubishi Heavy Ind Ltd Method for improving residual stress of weld zone of pipe
JPS62211325A (ja) * 1986-03-10 1987-09-17 Ishikawajima Harima Heavy Ind Co Ltd 二重金属管等の残留応力改善方法
JPH0230716A (ja) * 1988-07-21 1990-02-01 Hokkaido Electric Power Co Inc:The 円周溶接部の残留応力改善方法
JPH085773A (ja) 1994-06-20 1996-01-12 Toshiba Corp ジェットポンプの予防保全装置と予防保全方法
JPH10272586A (ja) 1997-03-31 1998-10-13 Nippon Steel Corp 金属管のレーザ突合せ溶接方法およびその装置
JP2000254776A (ja) 1999-03-10 2000-09-19 Toshiba Corp 原子炉内部配管溶接部の応力腐食割れ防止方法
JP2001150178A (ja) 1999-11-26 2001-06-05 Mitsubishi Heavy Ind Ltd 溶接残留応力の低減方法とその装置
JP2003004890A (ja) 2001-06-21 2003-01-08 Toshiba Corp 原子炉内ポンプの予防保全方法及びその装置
JP2004130314A (ja) 2002-10-08 2004-04-30 Toshiba Corp 応力腐食割れ発生抑制方法
JP2005232586A (ja) 2004-01-22 2005-09-02 Mitsubishi Heavy Ind Ltd 管体の残留応力改善方法及び改善装置
JP2006015399A (ja) * 2004-06-04 2006-01-19 Mitsubishi Heavy Ind Ltd 配管の残留応力改善装置
JP2006037199A (ja) * 2004-07-29 2006-02-09 Mitsubishi Heavy Ind Ltd 配管の残留応力改善装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1496377A (en) * 1974-11-26 1977-12-30 Nippon Steel Corp Method of heat-treatment of welded pipe and apparatus therefor
JPS569327A (en) * 1979-07-02 1981-01-30 Hitachi Ltd Heat treatment of piping
US5796069A (en) * 1997-01-10 1998-08-18 Crc-Evans Pipeline International, Inc. Arc and laser welding process for pipeline
JP2006045598A (ja) * 2004-08-03 2006-02-16 Mitsubishi Heavy Ind Ltd 配管の残留応力改善装置

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770095A (en) 1980-10-20 1982-04-30 Mitsubishi Heavy Ind Ltd Method for improving residual stress of weld zone of pipe
JPS62211325A (ja) * 1986-03-10 1987-09-17 Ishikawajima Harima Heavy Ind Co Ltd 二重金属管等の残留応力改善方法
JPH0230716A (ja) * 1988-07-21 1990-02-01 Hokkaido Electric Power Co Inc:The 円周溶接部の残留応力改善方法
JPH085773A (ja) 1994-06-20 1996-01-12 Toshiba Corp ジェットポンプの予防保全装置と予防保全方法
JPH10272586A (ja) 1997-03-31 1998-10-13 Nippon Steel Corp 金属管のレーザ突合せ溶接方法およびその装置
JP2000254776A (ja) 1999-03-10 2000-09-19 Toshiba Corp 原子炉内部配管溶接部の応力腐食割れ防止方法
JP2001150178A (ja) 1999-11-26 2001-06-05 Mitsubishi Heavy Ind Ltd 溶接残留応力の低減方法とその装置
JP2003004890A (ja) 2001-06-21 2003-01-08 Toshiba Corp 原子炉内ポンプの予防保全方法及びその装置
JP2004130314A (ja) 2002-10-08 2004-04-30 Toshiba Corp 応力腐食割れ発生抑制方法
JP2005232586A (ja) 2004-01-22 2005-09-02 Mitsubishi Heavy Ind Ltd 管体の残留応力改善方法及び改善装置
JP2006015399A (ja) * 2004-06-04 2006-01-19 Mitsubishi Heavy Ind Ltd 配管の残留応力改善装置
JP2006037199A (ja) * 2004-07-29 2006-02-09 Mitsubishi Heavy Ind Ltd 配管の残留応力改善装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013122085A (ja) * 2011-10-21 2013-06-20 Hitachi Power Europe Gmbh 蒸気発生器の組み立てられた管壁において応力低減をもたらすための方法
US10273551B2 (en) 2011-10-21 2019-04-30 Mitsubishi Hitachi Power Systems Europe Gmbh Method for generating a stress reduction in erected tube walls of a steam generator
CN102409153A (zh) * 2011-11-14 2012-04-11 苏州热工研究院有限公司 不等规格管道焊接接头焊后热处理方法
CN102409153B (zh) * 2011-11-14 2013-04-10 苏州热工研究院有限公司 不等规格管道焊接接头焊后热处理方法
CN107138857A (zh) * 2017-05-08 2017-09-08 广东工业大学 一种双激光束自动补偿同步校形与强化装置及方法
CN107138857B (zh) * 2017-05-08 2019-03-05 广东工业大学 一种双激光束自动补偿同步校形与强化装置及方法

Also Published As

Publication number Publication date
EP2119799B1 (en) 2019-09-04
EP2119799A1 (en) 2009-11-18
JP5199579B2 (ja) 2013-05-15
JP2008169444A (ja) 2008-07-24
EP2119799A4 (en) 2017-01-18
US8637784B2 (en) 2014-01-28
US20100326974A1 (en) 2010-12-30

Similar Documents

Publication Publication Date Title
WO2008084855A1 (ja) 管体の残留応力改善方法
WO2011084863A3 (en) Fiber lasers and mid-infrared light sources in methods and systems for selective biological tissue processing and spectroscopy
CL2012002096A1 (es) Segmento de torre de una instalacion de energia eolica, conformado como segmento de revestimiento y presenta un cuerpo de hormigon armado con dos juntas para colocar en las juntas al menos otro segmento de torre; torre de una instalacion; instalacion ; procedimiento de fabricacion; cuerpo de union; par de cuerpos de union.
RU2015125487A (ru) Способ сварки трением пера лопатки на роторном диске газотурбинного двигателя; соответствующий монолитный диск с лопатками
TW200951295A (en) Method for repairing turbine rotor blade
WO2008036479A3 (en) Transducer with shield
WO2009069509A1 (ja) 加工対象物研削方法
WO2012079983A3 (de) Temperaturregelverfahren für einen elektrochemischen energiespeicher in einem fahrzeug
BR112015005115A2 (pt) trator de soldagem; método para soldar, de modo circunferencial, pelo menos um objeto cilíndrico; processo; sistema de soldagem
GB201201180D0 (en) A turbomachine casing assembly
ATE397511T1 (de) Verfahren und vorrichtung zum strahlungsunterstützten drehenden reibungsschweissen
WO2016062315A3 (en) Repairing a gear part in a wind turbine
CY1122547T1 (el) Μεθοδος και διαταξη για τη μετατροπη των δημοτικων στερεων οργανικων και ανοργανων αποβλητων σε αδρανη υλικα
FR2930184B1 (fr) Procede de grenaillage par ultrason de pieces de turbomachines.
AR066689A1 (es) Aparato y metodo para entregar energia laser de ablacion a tejidos
AR069318A1 (es) Dispositivo para un rotor
WO2014195022A3 (de) Bearbeitungskopf für eine laserbearbeitungsmaschine sowie laserbearbeitungsmaschine und verfahren zum wechsel eines schutzglases im bearbeitungskopf
CL2014001844A1 (es) Sistema de enfriamiento de una turbina de viento, comprende un generador, una porción de carcasa, un buje rotativo, donde la porción de carcasa y buje encierran una cavidad que acomoda el generador, y medios de intercambio de calor proporcionados en una superficie exterior del buje; turbina de viento; generador.
EP2390639A3 (en) Laser shock peening measurement system and method
WO2009052876A9 (de) Verfahren zur prozessüberwachung beim laser-beaufschlagen zweier fügepartner
AR076727A1 (es) Metodo para proveer plantas fertiles por induccion de bbm durante transformacion
GB2525988B (en) Method and device for ultrasound inspection of welds, particularly welds of blades on the disk of a bladed disk
WO2008136068A1 (ja) 管体の残留応力改善方法及び残留応力改善装置
WO2008030436A3 (en) Bearing monitoring method
JP2013209912A5 (ja)

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08703145

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2008703145

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 12521657

Country of ref document: US