DE3380949D1 - Verfahren zum heizen eines rohrteils und heizwendel. - Google Patents

Verfahren zum heizen eines rohrteils und heizwendel.

Info

Publication number
DE3380949D1
DE3380949D1 DE8383103959T DE3380949T DE3380949D1 DE 3380949 D1 DE3380949 D1 DE 3380949D1 DE 8383103959 T DE8383103959 T DE 8383103959T DE 3380949 T DE3380949 T DE 3380949T DE 3380949 D1 DE3380949 D1 DE 3380949D1
Authority
DE
Germany
Prior art keywords
heating
pipe part
heating coil
coil
pipe
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.)
Expired - Lifetime
Application number
DE8383103959T
Other languages
English (en)
Inventor
Isao Sugihara
Tsukasa Ikegami
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3380949D1 publication Critical patent/DE3380949D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • 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
    • C21D1/42—Induction heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F16L53/34—Heating of pipes or pipe systems using electric, magnetic or electromagnetic fields, e.g. using induction, dielectric or microwave heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Induction Heating (AREA)
  • Heat Treatment Of Articles (AREA)
DE8383103959T 1982-04-30 1983-04-22 Verfahren zum heizen eines rohrteils und heizwendel. Expired - Lifetime DE3380949D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57071144A JPS58189330A (ja) 1982-04-30 1982-04-30 配管系の熱処理方法および加熱用コイル

Publications (1)

Publication Number Publication Date
DE3380949D1 true DE3380949D1 (de) 1990-01-11

Family

ID=13452098

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383103959T Expired - Lifetime DE3380949D1 (de) 1982-04-30 1983-04-22 Verfahren zum heizen eines rohrteils und heizwendel.

Country Status (4)

Country Link
US (1) US4590346A (de)
EP (1) EP0093349B1 (de)
JP (1) JPS58189330A (de)
DE (1) DE3380949D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60255930A (ja) * 1984-05-31 1985-12-17 Dai Ichi High Frequency Co Ltd 枝付管の溶接部における残留応力改善のための加熱方法及び加熱装置
SE452085B (sv) * 1986-03-03 1987-11-09 Asea Ab Anordning for vermning av emnen, band eller plat
JP2566417B2 (ja) * 1987-08-05 1996-12-25 旭光学工業株式会社 焦点板
US5113049A (en) * 1991-02-14 1992-05-12 Pda Engineering Flexible induction heating coil
FR2757994B1 (fr) * 1996-12-30 1999-03-26 Framatome Sa Procede et dispositif de protection de la surface externe d'une soudure heterogene du circuit primaire d'un reacteur nucleaire a eau sous pression
GB9720519D0 (en) * 1997-09-27 1997-11-26 Coflexip Stena Offshore Ltd Improved induction heating apparatus and method for pipeline welding operations
JPH11190323A (ja) * 1997-12-25 1999-07-13 Mitsubishi Heavy Ind Ltd 孔付きボルトの高周波加熱方法
JP4599250B2 (ja) * 2005-08-10 2010-12-15 株式会社東芝 高周波誘導加熱時外面温度制御方法および当該制御装置
ITBO20050704A1 (it) * 2005-11-22 2007-05-23 Ali Spa Macchina per la produzione e l'erogazione di prodotti alimentari di consumo liquidi e semiliquidi
US8075714B2 (en) * 2008-01-22 2011-12-13 Caterpillar Inc. Localized induction heating for residual stress optimization
KR100930733B1 (ko) * 2008-11-19 2009-12-09 주식회사 티엠시 콘크리트 펌프카용 콘크리트 슬러리 이송 파이프
GB201109909D0 (en) * 2011-06-14 2011-07-27 Mcgarvey Connie Induction heating device for heating a liquid
FR2994593B1 (fr) * 2012-08-20 2014-09-05 Technip France Raccord intermediaire de connexion d'elements de conduite rigide de transport de fluide, reseau de conduites et procede d'assemblage associes
CN104263894B (zh) * 2014-08-15 2016-05-18 苏州热工研究院有限公司 一种接管座角接接头局部焊后热处理方法
CN104152665B (zh) * 2014-08-15 2016-06-15 苏州热工研究院有限公司 一种三通支管对接接头局部焊后热处理方法
CN104131148B (zh) * 2014-08-15 2016-06-08 苏州热工研究院有限公司 一种三通主管对接接头局部焊后热处理方法
CN114484152A (zh) * 2022-01-13 2022-05-13 北京城建集团有限责任公司 一种管道保温施工工艺

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182819A (en) * 1937-10-27 1939-12-12 Pisarev David Induction heating device
US2352332A (en) * 1942-07-31 1944-06-27 Smith Corp A O Induction heating
US2512893A (en) * 1946-05-21 1950-06-27 Gen Electric Induction heating and quenching apparatus
DE969849C (de) * 1948-10-02 1958-07-24 Siemens Ag Gluehspule zum induktiven Erwaermen von Metallkoerpern
US2692322A (en) * 1950-11-24 1954-10-19 Smith Corp A O Induction welding method and apparatus
US2706234A (en) * 1952-08-18 1955-04-12 Int Harvester Co Heating device for hot machining apparatus
US3081989A (en) * 1960-04-20 1963-03-19 Ohio Crankshaft Co Induction heating coil
FR1338384A (fr) * 1962-07-03 1963-09-27 Acec Procédé de fabrication au défilé de tubes avec ailettes latérales ou de produits similaires
BE761612A (fr) * 1971-01-15 1971-07-15 Elphiac Sa Dispositif de chauffage par induction de toles et procede de chauffage de toles.
GB1371972A (en) * 1971-12-07 1974-10-30 Hasenclever Gmbh Maschf Machine for upsetting the ends of bars and similar rod-shaped metallic workpieces
US4012616A (en) * 1975-01-02 1977-03-15 General Electric Company Method for metal bonding
JPS5217232A (en) * 1975-07-31 1977-02-09 Toshiba Corp High-frequency heating method
JPS5338246A (en) * 1976-09-21 1978-04-08 Toshiba Corp Amplifier circuit
JPS55128539A (en) * 1979-03-23 1980-10-04 Nippon Steel Corp Removing uneven heating in induction heating of metal pipe and equipment therefor
SU829689A1 (ru) * 1979-04-26 1981-05-15 Уральский Филиал Всесоюзного Дваждыордена Трудового Красного Знаменитеплотехнический Научно-Исследовательскийинститут Им. Ф.Э.Дзержинского Индуктор дл нагрева изделий
JPS589786A (ja) * 1981-07-08 1983-01-20 Hitachi Ltd 配管系の溶接部の熱処理方法

Also Published As

Publication number Publication date
US4590346A (en) 1986-05-20
EP0093349A3 (en) 1984-07-18
JPS58189330A (ja) 1983-11-05
EP0093349A2 (de) 1983-11-09
EP0093349B1 (de) 1989-12-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee