JP4948755B2 - 圧力容器クラッディングの損傷区域を補修するためのシールプレート - Google Patents
圧力容器クラッディングの損傷区域を補修するためのシールプレート Download PDFInfo
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- JP4948755B2 JP4948755B2 JP2004235802A JP2004235802A JP4948755B2 JP 4948755 B2 JP4948755 B2 JP 4948755B2 JP 2004235802 A JP2004235802 A JP 2004235802A JP 2004235802 A JP2004235802 A JP 2004235802A JP 4948755 B2 JP4948755 B2 JP 4948755B2
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- Prior art keywords
- purge
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- seal
- cavity
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- Prior art date
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- 238000005253 cladding Methods 0.000 title claims description 30
- 230000008439 repair process Effects 0.000 title description 4
- 238000010926 purge Methods 0.000 claims description 72
- 238000007789 sealing Methods 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 11
- 238000003466 welding Methods 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 238000000034 method Methods 0.000 description 9
- 239000011324 bead Substances 0.000 description 8
- 230000007547 defect Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 229910000851 Alloy steel Inorganic materials 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000005336 cracking Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 235000014121 butter Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/003—Remote inspection of vessels, e.g. pressure vessels
- G21C17/01—Inspection of the inner surfaces of vessels
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/26—Auxiliary equipment
-
- 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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
- G21C19/207—Assembling, maintenance or repair of reactor components
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/12—Vessels
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0402—Cleaning, repairing, or assembling
- Y10T137/0441—Repairing, securing, replacing, or servicing pipe joint, valve, or tank
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0402—Cleaning, repairing, or assembling
- Y10T137/0441—Repairing, securing, replacing, or servicing pipe joint, valve, or tank
- Y10T137/0452—Detecting or repairing leak
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49718—Repairing
- Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
- Y10T29/49734—Repairing by attaching repair preform, e.g., remaking, restoring, or patching and removing damaged material
- Y10T29/49737—Metallurgically attaching preform
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49718—Repairing
- Y10T29/49732—Repairing by attaching repair preform, e.g., remaking, restoring, or patching
- Y10T29/49742—Metallurgically attaching preform
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Pipe Accessories (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Description
72 第1の側面
74 第2の側面
76 シーリング部分
78 シールリップ
80 パージポート
82 空洞
84 プラグ
87 プラグの開位置
88 流れポート
89 プラグの閉位置
90 プラグシーリング面
92 ねじ込み継手
Claims (9)
- 圧力容器クラッディング(68)の損傷区域(116)を現場にて補修するためのシールプレート(70)であって、
前記圧力容器クラッディング(68)に対向する第2の側面(74)と、この第2の側面(74)と反対側の第1の側面(72)と、
前記第2の側面(74)の外縁に設置され、該シールプレート(70)を囲むように前記圧力容器クラッディング(68)側に伸びるシーリング部分(76)と、
前記シーリング部分(76)の周辺部から延びたシールリップ(78)と、
前記第2の側面(74)内に設置され、前記シーリング部分(76)によって囲まれた空洞(82)と、
各々が、前記空洞(82)をパージするために前記第1の側面(72)の外側からこの第1の側面(72)を貫通し、更に前記空洞(82)まで延びることにより、該空洞(82)と流体連通する、複数のパージポート(80)と、
を含むことを特徴とするシールプレート(70)。 - 各パージポート(80)内に配置され、各々が対応するパージポートをシールするような大きさにされたプラグ(84)をさらに含む、請求項1記載のシールプレート(70)。
- 各パージポート(80)に接続されたパージホース組立体(94)をさらに含むことを特徴とする請求項1または2に記載のシールプレート(70)。
- 各プラグ(84)が、
流路(86)と、
前記流路と流体連通した少なくとも1つの流れポート(88)と、を含むことを特徴とする請求項2記載のシールプレート(70)。 - 前記プラグ(84)は閉位置と開位置とを有し、対応するプラグ(84)が開位置(87)にあるとき、各流れポート(88)が前記空洞(82)と流体連通し、前記対応するプラグが閉位置(88)にあるとき、前記流れポートが前記空洞(82)と流体連通しないことを特徴とする請求項4記載のシールプレート(70)。
- 前記パージホース組立体(94)が、
前記パージポート(84)に適合する大きさにされたパージシール部材(98)と、
前記パージシール部材に結合されかつ該パージシール部材と流体連通したホース(96)と、
を含むことを特徴とする請求項3記載のシールプレート(70)。 - 前記パージシール部材(98)が、
前記パージシールポート(80)を受ける大きさにされたシールチャンバ(104)をその中に画成した外部壁(102)と、
前記パージシール部材(98)の外部壁(102)の内面(108)内に設置されたシールリング(106)と、
を含むことを特徴とする請求項6記載のシールプレート(70)。 - 前記シールリップ(78)が、複数の半径方向スリット(79)を含むことを特徴とする請求項1記載のシールプレート(70)。
- 前記第1の側面から延びたボス(132)をさらに含むことを特徴とする請求項1記載のシールプレート(70)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/641,801 | 2003-08-15 | ||
US10/641,801 US7076017B2 (en) | 2003-08-15 | 2003-08-15 | Apparatus and method for repairing reactor vessel cladding using a seal plate |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005098998A JP2005098998A (ja) | 2005-04-14 |
JP4948755B2 true JP4948755B2 (ja) | 2012-06-06 |
Family
ID=34375728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004235802A Active JP4948755B2 (ja) | 2003-08-15 | 2004-08-13 | 圧力容器クラッディングの損傷区域を補修するためのシールプレート |
Country Status (4)
Country | Link |
---|---|
US (1) | US7076017B2 (ja) |
JP (1) | JP4948755B2 (ja) |
KR (1) | KR100936551B1 (ja) |
TW (1) | TWI360134B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7901191B1 (en) | 2005-04-07 | 2011-03-08 | Parker Hannifan Corporation | Enclosure with fluid inducement chamber |
JP2007157849A (ja) * | 2005-12-01 | 2007-06-21 | Denso Corp | 積層型圧電素子の製造方法 |
US7754993B2 (en) * | 2006-07-10 | 2010-07-13 | General Electric Company | Method for providing a dry environment for underwater repair of the reactor bottom head using a segmented caisson |
US8705684B2 (en) * | 2006-11-30 | 2014-04-22 | General Electric Company | Renew process implementation for reactor bottom head |
US7784135B2 (en) * | 2006-12-15 | 2010-08-31 | General Electric Company | Tool for brushing circumferential welds in restricted access areas |
US9352416B2 (en) * | 2009-11-03 | 2016-05-31 | The Secretary, Department Of Atomic Energy, Govt. Of India | Niobium based superconducting radio frequency(SCRF) cavities comprising niobium components joined by laser welding, method and apparatus for manufacturing such cavities |
JP5752622B2 (ja) * | 2012-03-06 | 2015-07-22 | 株式会社東芝 | き裂補修方法及び装置 |
USD751671S1 (en) * | 2014-02-19 | 2016-03-15 | Watts Water Technologies, Inc. | Screen assembly |
WO2015152092A1 (ja) | 2014-03-31 | 2015-10-08 | 株式会社クレハ | 非水電解質二次電池負極材料、非水電解質二次電池用負極合剤、非水電解質二次電池用負極電極、非水電解質二次電池及び車両 |
Family Cites Families (21)
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JPS5257048A (en) * | 1975-11-07 | 1977-05-11 | Mitsubishi Heavy Ind Ltd | Underwater welding torch |
DE2718238C2 (de) * | 1977-04-23 | 1982-06-16 | Hoechst Ag, 6000 Frankfurt | Verfahren zum Ausbessern von Schadstellen an emaillierten Behältern |
US4524729A (en) * | 1982-11-12 | 1985-06-25 | Combustion Engineering, Inc. | Primary manway closure redundant restraint |
IT1254723B (it) * | 1992-03-18 | 1995-10-09 | Snam Spa | Procedimento perfezionato per gli interventi di riparazione di danni localizzati alle condotte mediante applicazione di corazze con una guaina protettiva interposta |
US5600691A (en) * | 1993-10-29 | 1997-02-04 | General Electric Company | Noble metal doping or coating of crack interior for stress corrosion cracking protection of metals |
JPH081344A (ja) * | 1994-06-20 | 1996-01-09 | Hitachi Ltd | 原子炉炉内構造材の補修方法および補修装置 |
US5521951A (en) * | 1994-09-23 | 1996-05-28 | General Electric Company | Reactor core shroud repair with tapered pins |
JP3525534B2 (ja) * | 1995-02-09 | 2004-05-10 | 株式会社日立製作所 | 還元性液中での構造物補修方法及びその装置 |
EP0727504A3 (en) | 1995-02-14 | 1996-10-23 | Gen Electric | Plasma coating process for improved adhesive properties of coatings on objects |
US5852271A (en) | 1996-04-12 | 1998-12-22 | General Electric Company | Water exclusion device for underwater thermal processing |
US5714735A (en) | 1996-06-20 | 1998-02-03 | General Electric Company | Method and apparatus for joining components with multiple filler materials |
US5793009A (en) | 1996-06-20 | 1998-08-11 | General Electric Company | Apparatus for joining metal components using broad, thin filler nozzle |
JP2937986B1 (ja) * | 1998-02-09 | 1999-08-23 | 株式会社東芝 | 原子力発電所におけるメンテナンス工法 |
JP3730399B2 (ja) * | 1998-03-19 | 2006-01-05 | 株式会社東芝 | 原子炉内構造物表面検査装置 |
JP2000056070A (ja) * | 1998-08-05 | 2000-02-25 | Toshiba Corp | レーザ照射装置 |
US6255616B1 (en) | 2000-01-14 | 2001-07-03 | General Electric Company | Apparatus and methods for submerged processing of a work surface |
JP2001242280A (ja) * | 2000-02-29 | 2001-09-07 | Hitachi Ltd | 欠陥補修方法 |
US6345927B1 (en) | 2000-03-08 | 2002-02-12 | General Electric Company | Weld reinforcement |
US6373019B1 (en) | 2000-06-09 | 2002-04-16 | General Electric Company | Apparatus and methods for processing a submerged work surface |
US6417476B1 (en) | 2000-06-09 | 2002-07-09 | General Electric Company | Apparatus and methods for submerged processing of a grooved work surface using a movable gate |
JP2003170317A (ja) * | 2001-12-03 | 2003-06-17 | Toshiba Corp | 放電加工装置 |
-
2003
- 2003-08-15 US US10/641,801 patent/US7076017B2/en not_active Expired - Fee Related
-
2004
- 2004-08-02 TW TW93123130A patent/TWI360134B/zh active
- 2004-08-13 KR KR1020040063716A patent/KR100936551B1/ko active IP Right Grant
- 2004-08-13 JP JP2004235802A patent/JP4948755B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
TW200514097A (en) | 2005-04-16 |
US20050069077A1 (en) | 2005-03-31 |
TWI360134B (en) | 2012-03-11 |
KR100936551B1 (ko) | 2010-01-13 |
US7076017B2 (en) | 2006-07-11 |
KR20050017398A (ko) | 2005-02-22 |
JP2005098998A (ja) | 2005-04-14 |
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