KR101010552B1 - Pwr 원자로용 연료 집합체 - Google Patents
Pwr 원자로용 연료 집합체 Download PDFInfo
- Publication number
- KR101010552B1 KR101010552B1 KR1020087003484A KR20087003484A KR101010552B1 KR 101010552 B1 KR101010552 B1 KR 101010552B1 KR 1020087003484 A KR1020087003484 A KR 1020087003484A KR 20087003484 A KR20087003484 A KR 20087003484A KR 101010552 B1 KR101010552 B1 KR 101010552B1
- Authority
- KR
- South Korea
- Prior art keywords
- flow path
- control rod
- fuel assembly
- adapter plate
- coolant
- Prior art date
Links
Images
Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
- G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
- G21C3/322—Means to influence the coolant flow through or around the bundles
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
- G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
- G21C3/33—Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
- G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
- G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
- G21C3/33—Supporting or hanging of elements in the bundle; Means forming part of the bundle for inserting it into, or removing it from, the core; Means for coupling adjacent bundles
- G21C3/3315—Upper nozzle
-
- 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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
Claims (5)
- PWR 원자로용 연료 집합체로서, 그 연료 집합체의 상방에 배치되는 상부 노즐이, 그 상부 노즐의 하부 구조를 형성하는 어댑터 플레이트와, 그 어댑터 플레이트의 주위부를 따라 연장 형성되는 직립상의 측벽과, 그 측벽의 상부에 어댑터 플레이트의 상방 공간을 향하여 연장되는 오버행과, 상기 어댑터 플레이트의 유로면에 복수 형성된 제어봉 안내관 장착 개구 및 유로 구멍을 구비한 PWR 원자로용 연료 집합체에 있어서,상기 유로 구멍 중 적어도 상기 오버행에 냉각재가 충돌하는 위치에 형성된 제 1 유로 구멍을, 상기 유로면의 중심 및 대각을 통과하는 서로 직교하는 2 개의 직선을 대칭축으로 하여 원칙적으로 선대칭으로 배치함과 함께, 상기 장착 개구 중 외주측에 존재하는 장착 개구에 대해, 상기 측벽으로부터 연장된 오버행이 완전히 덮이고 또한 상기 장착 개구 외측에 위치하는 제 1 유로 구멍 주변의 리가멘트 (21) 를, 상기 오버행이 덮이는 위치보다 내측이고 또한 상기 장착 개구의 양 횡측에 위치하는 제 2 유로 구멍 주변의 리가멘트 (22) 보다 크게 한 것을 특징으로 하는 PWR 원자로용 연료 집합체.
- 제 1 항에 있어서,상기 대칭축 상을 따라 존재하는 장착 개구의 근방에, 냉각재 흐름을 정류화하는 유로 구멍을 배치 형성한 것을 특징으로 하는 PWR 원자로용 연료 집합체.
- 제 1 항에 있어서,상기 유로면의 중심부 근방에, 냉각재 흐름을 정류화하는 긴 구멍 형상의 유로 구멍을 배치 형성한 것을 특징으로 하는 PWR 원자로용 연료 집합체.
- 제 1 항에 있어서,상기 유로 구멍 중 상기 오버행에 냉각재가 충돌하는 위치에 형성된 유로 구멍을, 상기 유로면의 내측에 위치하는 유로 구멍보다 길이가 긴 긴 구멍 형상으로 형성한 것을 특징으로 하는 PWR 원자로용 연료 집합체.
- 제 1 항에 있어서,상기 연료 집합체는 원자로의 노심 내에 일률적으로 배치되는 것을 특징으로 하는 PWR 원자로용 연료 집합체.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006041393A JP2007218802A (ja) | 2006-02-17 | 2006-02-17 | Pwr原子炉用燃料集合体 |
JPJP-P-2006-00041393 | 2006-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080037671A KR20080037671A (ko) | 2008-04-30 |
KR101010552B1 true KR101010552B1 (ko) | 2011-01-24 |
Family
ID=38371678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020087003484A KR101010552B1 (ko) | 2006-02-17 | 2007-02-15 | Pwr 원자로용 연료 집합체 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8406369B2 (ko) |
EP (1) | EP1986197B1 (ko) |
JP (1) | JP2007218802A (ko) |
KR (1) | KR101010552B1 (ko) |
CN (1) | CN101341549B (ko) |
WO (1) | WO2007094509A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10170392B2 (en) * | 2017-04-05 | 2019-01-01 | International Business Machines Corporation | Wafer level integration for embedded cooling |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003098285A (ja) * | 2001-09-26 | 2003-04-03 | Mitsubishi Heavy Ind Ltd | Pwr原子炉用燃料集合体 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4716016A (en) * | 1985-03-04 | 1987-12-29 | Westinghouse Electric Corp. | Universal fuel assembly construction for a nuclear reactor |
JPS6246292A (ja) | 1985-08-26 | 1987-02-28 | 株式会社日立製作所 | 原子炉用燃料集合体 |
US4792429A (en) | 1987-08-24 | 1988-12-20 | Combustion Engineering, Inc. | Spring retention cap |
JPH026784A (ja) | 1988-06-23 | 1990-01-10 | Nippon Atom Ind Group Co Ltd | 原子炉用燃料集合体 |
US4986959A (en) | 1989-05-17 | 1991-01-22 | Westinghouse Electric Corp. | Nuclear fuel assembly with expandable top nozzle subassembly |
DE3940766A1 (de) | 1989-12-09 | 1991-06-13 | Messer Griesheim Gmbh | Verfahren zum schneiden von werkstoffen |
FR2664733B1 (fr) * | 1990-07-11 | 1992-11-06 | Framatome Sa | Embout inferieur d'un assemblage combustible pour reacteur nucleaire comportant une plaque adaptatrice et une plaque de filtration accolee a la plaque adaptatrice. |
US5053191A (en) | 1990-09-13 | 1991-10-01 | Combustion Engineering, Inc. | Fuel assembly holddown spring |
DE59106741D1 (de) * | 1991-08-28 | 1995-11-23 | Siemens Ag | Kernreaktorbrennelement mit Blattfedern. |
US5271053A (en) * | 1992-07-02 | 1993-12-14 | Combustion Engineering, Inc. | Holddown leaf spring assembly |
US5267287A (en) * | 1992-09-25 | 1993-11-30 | Combustion Engineering, Inc. | Holddown leaf spring assembly having a lubricant coating |
DE4325216A1 (de) * | 1993-07-27 | 1995-02-02 | Siemens Ag | Brennelement und Kernreaktor mit Teilchenfänger |
FR2744556B1 (fr) | 1996-02-02 | 1998-04-24 | Framatome Sa | Assemblage de combustible nucleaire comportant un embout superieur ameliore |
JPH11295461A (ja) | 1998-04-13 | 1999-10-29 | Hitachi Ltd | 原子炉燃料集合体 |
DE19842486C2 (de) | 1998-09-16 | 2002-10-31 | Siemens Ag | Brennelement mit qualifizierter Verteilung von spaltbarem Material im Brennstab |
JP4532127B2 (ja) | 2004-01-30 | 2010-08-25 | 原子燃料工業株式会社 | 加圧水型原子炉用燃料集合体上部ノズル |
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2006
- 2006-02-17 JP JP2006041393A patent/JP2007218802A/ja not_active Withdrawn
-
2007
- 2007-02-15 KR KR1020087003484A patent/KR101010552B1/ko active IP Right Grant
- 2007-02-15 WO PCT/JP2007/053236 patent/WO2007094509A1/ja active Application Filing
- 2007-02-15 EP EP07714736.1A patent/EP1986197B1/en not_active Expired - Fee Related
- 2007-02-15 US US12/063,348 patent/US8406369B2/en active Active
- 2007-02-15 CN CN2007800008270A patent/CN101341549B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003098285A (ja) * | 2001-09-26 | 2003-04-03 | Mitsubishi Heavy Ind Ltd | Pwr原子炉用燃料集合体 |
Also Published As
Publication number | Publication date |
---|---|
US20090285347A1 (en) | 2009-11-19 |
CN101341549A (zh) | 2009-01-07 |
EP1986197A4 (en) | 2011-03-30 |
EP1986197B1 (en) | 2014-07-16 |
EP1986197A1 (en) | 2008-10-29 |
JP2007218802A (ja) | 2007-08-30 |
KR20080037671A (ko) | 2008-04-30 |
WO2007094509A1 (ja) | 2007-08-23 |
CN101341549B (zh) | 2012-12-19 |
US8406369B2 (en) | 2013-03-26 |
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