KR100938056B1 - 압력 용기의 밀폐 방법 - Google Patents
압력 용기의 밀폐 방법 Download PDFInfo
- Publication number
- KR100938056B1 KR100938056B1 KR1020047008195A KR20047008195A KR100938056B1 KR 100938056 B1 KR100938056 B1 KR 100938056B1 KR 1020047008195 A KR1020047008195 A KR 1020047008195A KR 20047008195 A KR20047008195 A KR 20047008195A KR 100938056 B1 KR100938056 B1 KR 100938056B1
- Authority
- KR
- South Korea
- Prior art keywords
- pressure vessel
- flange
- stud
- hydraulic
- nut assembly
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 17
- 238000007789 sealing Methods 0.000 claims abstract description 70
- 230000000712 assembly Effects 0.000 claims abstract description 20
- 238000000429 assembly Methods 0.000 claims abstract description 20
- 230000002285 radioactive effect Effects 0.000 claims abstract description 8
- 239000000446 fuel Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 abstract description 23
- 239000000463 material Substances 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000010248 power generation Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 238000005086 pumping Methods 0.000 description 3
- 229910052770 Uranium Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 2
- 229960002261 magnesium phosphate Drugs 0.000 description 2
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 2
- 239000004137 magnesium phosphate Substances 0.000 description 2
- 235000010994 magnesium phosphates Nutrition 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000003339 best practice Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000010288 sodium nitrite Nutrition 0.000 description 1
- 239000002915 spent fuel radioactive waste Substances 0.000 description 1
Images
Classifications
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- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/067—Bolt tensioners
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C13/00—Pressure vessels; Containment vessels; Containment in general
- G21C13/02—Details
- G21C13/06—Sealing-plugs
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C13/00—Pressure vessels; Containment vessels; Containment in general
- G21C13/02—Details
- G21C13/06—Sealing-plugs
- G21C13/073—Closures for reactor-vessels, e.g. rotatable
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
- F16B31/04—Screwed connections specially modified in view of tensile load; Break-bolts for maintaining a tensile load
- F16B31/043—Prestressed connections tensioned by means of liquid, grease, rubber, explosive charge, or the like
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4935—Heat exchanger or boiler making
-
- 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
- Y10T29/49826—Assembling or joining
- Y10T29/49947—Assembling or joining by applying separate fastener
-
- 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
- Y10T29/49826—Assembling or joining
- Y10T29/49947—Assembling or joining by applying separate fastener
- Y10T29/49948—Multipart cooperating fastener [e.g., bolt and nut]
-
- 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
- Y10T29/53—Means to assemble or disassemble
- Y10T29/531—Nuclear device
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Mechanical Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
Description
Claims (7)
- 압력 용기의 밀폐 방법에 있어서,플랜지를 구비한 밀폐 헤드를, 복수의 방사능 연료 집합체를 수용하는 압력 용기 본체의 플랜지 위에 그로부터 이격시켜 배치하는 단계와,상기 압력 용기 본체의 플랜지의 밀폐 스터드 구멍에 밀폐 스터드를 설치하는 단계와,수압 너트 조립체를 상기 밀폐 스터드에 부착하는 단계와,상기 수압 너트 조립체와 압력원 사이에 수압 호스를 연결하는 단계와,상기 압력 용기 본체의 플랜지상에 이격된 밀폐 헤드 플랜지를 안착시키기에 충분한 힘을 상기 밀폐 스터드에 동시에 가하고 상기 밀폐 스터드를 연장시키도록, 상기 압력원으로부터 상기 수압 너트 조립체를 동시에 가압하는 단계와,상기 밀폐 스터드에 힘이 가해져 상기 밀폐 스터드가 연장되는 동안 상기 밀폐 헤드 플랜지 위의 정 위치에 상기 수압 너트 조립체를 고정시키는 단계와,상기 수압 너트 조립체가 상기 밀폐 헤드 플랜지 위의 정 위치에 고정되어 상기 밀폐 스터드가 연장되는 동안 상기 수압 너트 조립체상의 수압을 해제하는 단계와,상기 수압 너트 조립체를 상기 밀폐 스터드에 부착하고 상기 밀폐 헤드 플랜지를 상기 수압 너트 조립체의 외측으로 연장시킨 상태에서 상기 압력 용기를 온라인 작업으로 복귀시키는 단계를 포함하는압력 용기의 밀폐 방법.
- 제 1 항에 있어서,상기 압력 용기는 상기 연료 집합체상에 스프링으로 지지된 제거 가능한 상측 노심 지지 조립체를 수용하며,플랜지를 구비한 상기 밀폐 헤드를, 상기 압력 용기 본체의 플랜지 위에 그로부터 이격시켜 배치하는 상기 단계는, 상기 연료 집합체상에 스프링으로 지지된 제거 가능한 상측 노심 지지 조립체상의 상기 압력 용기 본체의 플랜지 위에 그로부터 이격된 관계로 상기 밀폐 헤드를 지지하는 단계를 포함하는압력 용기의 밀폐 방법.
- 제 2 항에 있어서,상기 압력 용기 본체의 플랜지 위에 그로부터 이격되도록 상기 밀폐 헤드를 지지하는 상기 단계는, 상기 밀폐 헤드 플랜지를 상기 압력 용기 본체의 플랜지로부터 1/4인치 이격시켜 지지하는 단계를 포함하는압력 용기의 밀폐 방법.
- 제 1 항에 있어서,상기 수압 너트 조립체는 나사를 갖는 제 1 부재를 구비하며,상기 수압 너트 조립체를 상기 밀폐 스터드에 부착하는 상기 단계는, 상기 제 1 부재를 상기 밀폐 스터드상에 나사결합하는 단계를 포함하는압력 용기의 밀폐 방법.
- 제 4 항에 있어서,상기 수압 너트 조립체를 부착하는 상기 단계는, 상기 밀폐 스터드가 상기 압력 용기 본체의 플랜지에 설치되기 전에 상기 제 1 부재를 상기 밀폐 스터드상에 나사 결합하는 단계를 포함하는압력 용기의 밀폐 방법.
- 제 1 항에 있어서,상기 압력 용기 본체의 플랜지상에 상기 이격된 밀폐 헤드 플랜지를 안착시키기에 충분한 힘을 상기 밀폐 스터드에 동시에 가하고 상기 밀폐 헤드를 연장시키도록, 상기 수압 너트 조립체를 동시에 가압하는 상기 단계는, 상기 밀폐 스터드에 부착된 상기 수압 너트 조립체의 전체를 가압하는 단계를 포함하는압력 용기의 밀폐 방법.
- 제 6 항에 있어서,상기 수압 너트 조립체를 동시에 가압하는 상기 단계는, 상기 수압 너트 조립체를 물로 가압하는 단계를 포함하는압력 용기의 밀폐 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33996701P | 2001-11-30 | 2001-11-30 | |
US60/339,967 | 2001-11-30 | ||
US39977902P | 2002-07-29 | 2002-07-29 | |
US60/399,779 | 2002-07-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050044615A KR20050044615A (ko) | 2005-05-12 |
KR100938056B1 true KR100938056B1 (ko) | 2010-01-21 |
Family
ID=26991905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047008195A KR100938056B1 (ko) | 2001-11-30 | 2002-11-27 | 압력 용기의 밀폐 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6763570B2 (ko) |
EP (1) | EP1448338B1 (ko) |
KR (1) | KR100938056B1 (ko) |
AU (1) | AU2002352942A1 (ko) |
TW (1) | TWI260027B (ko) |
WO (1) | WO2003047811A1 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004011844A2 (en) * | 2002-07-26 | 2004-02-05 | Humdinger, Inc. | Stripper-plate alignment system and die set |
US7367789B2 (en) * | 2003-10-01 | 2008-05-06 | Flow International Corporation | Device for maintaining a static seal of a high pressure pump |
EP1718877B1 (en) * | 2004-02-25 | 2011-07-27 | BUCKNELL, John Wentworth | Hydraulically assisted fasteners |
WO2006037173A1 (en) * | 2004-10-05 | 2006-04-13 | John Wentworth Bucknell | Load-bearing ring for hydraulic fasteners |
DE102006033320B4 (de) * | 2006-07-17 | 2014-05-22 | Astrium Gmbh | Schraubenvorspanneinrichtung |
DE102007005284A1 (de) * | 2007-02-02 | 2008-08-07 | Wagner, Paul-Heinz | Verfahren zum Zusammenfügen von Bauteilen durch Spannbolzen |
US8540103B2 (en) * | 2010-02-08 | 2013-09-24 | Jack D Lollis | Closure for pressure vessels |
CN103380320B (zh) * | 2011-02-02 | 2016-06-15 | 泰克努法斯特工业有限公司 | 高压密封圈 |
WO2013188018A1 (en) * | 2012-05-04 | 2013-12-19 | Holtec International, Inc. | Space saver flanged joint for a nuclear reactor vessel |
US11901088B2 (en) | 2012-05-04 | 2024-02-13 | Smr Inventec, Llc | Method of heating primary coolant outside of primary coolant loop during a reactor startup operation |
CN107636770B (zh) * | 2015-03-03 | 2020-03-20 | 纽斯高动力有限责任公司 | 用于核反应堆***的紧固件 |
US10252405B2 (en) * | 2016-05-19 | 2019-04-09 | Forum Us, Inc. | Bolt tensioning system |
CA3028270A1 (en) * | 2016-06-16 | 2017-12-21 | Superbolt, Inc. | Improvements to multi-jack bolt tensioners |
EP3728876B1 (en) * | 2017-12-20 | 2023-05-17 | Superbolt, Inc. | Multiple chamber hydraulic multi-jack bolt tensioners |
CN108766187A (zh) * | 2018-08-24 | 2018-11-06 | 广州海洋地质调查局 | 一种水合物增产模拟实验装置 |
GB2579578A (en) * | 2018-12-04 | 2020-07-01 | Tentec Ltd | Hydraulic tensioner and method of tensioning |
CN110948246B (zh) * | 2019-12-20 | 2021-07-30 | 江苏北人智能制造科技股份有限公司 | 一种防倾倒的驾驶舱生产线 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3830536A (en) | 1971-09-13 | 1974-08-20 | Westinghouse Electric Corp | Head closure mechanism |
US4786461A (en) | 1983-09-30 | 1988-11-22 | Westinghouse Electric Corp. | Reactor internals hold down spring |
US20040047456A1 (en) * | 2002-09-05 | 2004-03-11 | Lahutsky Tammy Jane Smith | Monitoring system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3722332A (en) * | 1971-06-01 | 1973-03-27 | Transfer Systems | Apparatus for securing the bolts of the reactor pressure vessel head to the reactor pressure vessel |
BE788682A (fr) | 1971-09-13 | 1973-03-12 | Westinghouse Electric Corp | Systeme de fixation et de liberation de couvercle superieur de cuve de reacteur |
DE2258859A1 (de) * | 1972-12-01 | 1974-06-12 | Masch Und Bohrgeraete Fabrik | Hydraulische spannvorrichtung |
US3847041A (en) * | 1973-08-30 | 1974-11-12 | Kloeckner Werke Ag | Bolt tensioning and nut threading arrangement |
US4047456A (en) * | 1974-12-17 | 1977-09-13 | Kraftwerk Union Aktiengesellschaft | Motor-driven screwing and transporting tool for reactor pressure vessel head retaining fastenings |
US4223575A (en) | 1977-11-21 | 1980-09-23 | Westinghouse Electric Corp. | Reactor vessel stud turnout tool |
US4854798A (en) | 1987-05-29 | 1989-08-08 | Westinghouse Electric Corp. | In-place tensioning washer |
WO1989002807A1 (en) | 1987-09-29 | 1989-04-06 | John Wentworth Bucknell | Force applicators |
DE68919365T2 (de) | 1989-07-14 | 1995-06-14 | Richard Paul Warren | Verfahren zum überwachen der dichtungskomprimierung während des spannens eines befestigungselementes. |
GB2245681B (en) | 1990-06-28 | 1994-01-19 | Pilgrim Moorside Ltd | Improvements in and relating to fasteners |
US5730569A (en) | 1992-09-17 | 1998-03-24 | Bucknell; John Wentworth | Hydraulically assisted fastener element |
GB2274893B (en) * | 1993-02-05 | 1995-10-04 | Hydra Tight Ltd | Tensioning arrangement |
AUPO076596A0 (en) | 1996-07-02 | 1996-07-25 | Bucknell, John Wentworth | Seals for hydraulic assemblies |
US6167764B1 (en) | 1998-07-28 | 2001-01-02 | Westinghouse Electric Company Llc | Stud tensioning method |
AUPP890599A0 (en) * | 1999-02-26 | 1999-03-25 | Bucknell, John Wentworth | Tensioning hydraulic nuts |
-
2002
- 2002-11-27 AU AU2002352942A patent/AU2002352942A1/en not_active Abandoned
- 2002-11-27 EP EP02789902A patent/EP1448338B1/en not_active Expired - Lifetime
- 2002-11-27 WO PCT/US2002/037975 patent/WO2003047811A1/en not_active Application Discontinuation
- 2002-11-27 KR KR1020047008195A patent/KR100938056B1/ko active IP Right Grant
- 2002-11-27 US US10/306,809 patent/US6763570B2/en not_active Expired - Lifetime
- 2002-11-29 TW TW091134791A patent/TWI260027B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3830536A (en) | 1971-09-13 | 1974-08-20 | Westinghouse Electric Corp | Head closure mechanism |
US4786461A (en) | 1983-09-30 | 1988-11-22 | Westinghouse Electric Corp. | Reactor internals hold down spring |
US20040047456A1 (en) * | 2002-09-05 | 2004-03-11 | Lahutsky Tammy Jane Smith | Monitoring system |
Also Published As
Publication number | Publication date |
---|---|
US6763570B2 (en) | 2004-07-20 |
US20030135975A1 (en) | 2003-07-24 |
AU2002352942A1 (en) | 2003-06-17 |
TW200303558A (en) | 2003-09-01 |
KR20050044615A (ko) | 2005-05-12 |
EP1448338A1 (en) | 2004-08-25 |
EP1448338B1 (en) | 2009-12-23 |
TWI260027B (en) | 2006-08-11 |
WO2003047811A1 (en) | 2003-06-12 |
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