KR970004351B1 - 비등수형 원자로의 연료집합체 - Google Patents
비등수형 원자로의 연료집합체 Download PDFInfo
- Publication number
- KR970004351B1 KR970004351B1 KR1019880014055A KR880014055A KR970004351B1 KR 970004351 B1 KR970004351 B1 KR 970004351B1 KR 1019880014055 A KR1019880014055 A KR 1019880014055A KR 880014055 A KR880014055 A KR 880014055A KR 970004351 B1 KR970004351 B1 KR 970004351B1
- Authority
- KR
- South Korea
- Prior art keywords
- channel
- assembly
- fuel assembly
- fuel
- stopper
- Prior art date
Links
- 239000000446 fuel Substances 0.000 title claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 20
- 238000009835 boiling Methods 0.000 title claims description 6
- 230000000712 assembly Effects 0.000 title 1
- 238000000429 assembly Methods 0.000 title 1
- 230000004907 flux Effects 0.000 claims description 8
- 239000002826 coolant Substances 0.000 claims description 4
- 230000004992 fission Effects 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- G21C3/326—Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods
- G21C3/328—Relative disposition of the elements in the bundle lattice
-
- 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
- G21C3/322—Means to influence the coolant flow through or around the bundles
- G21C3/3225—Means to influence the coolant flow through or around the bundles by waterrods
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Abstract
Description
Claims (7)
- 비등수형 원자로의 연료집합체에 있어서, 상기 연료집합체는 그의 상부에 한계열 전달영역을 지니고, 핵분열물질을 함유하는 수직평행하고 기다란 연료봉과 상기 연료봉을 둘러싸고 있는 외류채널로 이루어지는 그룹과; 적어도 수개의 연료관에 걸쳐 대체로 직선상 측면을 지니고 있고, 상기 집합체의 하단 가까이 냉각수를 수용하기 위하여 구성 및 배치되며, 상기 연료봉에 평행하게 상기 집합체를 통해 상방으로 뻗어있고 그의 상단에서 막혀진 적어도 하나의 내류 채널과; 상기 내류 채널의 상부에 있는 마개와; 상기 마개를 통한 구멍과; 상기 내류 채널의 상부에 인접한 구멍을 갖는 내측관과; 상기 마개에 인접하여 상기 중앙관에 있는 적어도 하나의 구멍 및 상기 마개위의 상기 내류 채널에 있고, 상기 한계열 유속영역 내에 위치된 상부 개부로 구성되며, 이에 따라 냉각수가 상기 내측관을 통해 상향하여, 상기 내류 채널을 통해 상방으로 흐르고, 상기 내류 채널을 통해 하향한 다음 한계열 유속영역 내로 상기 상부 개구를 통해 외측으로 향하는 것을 특징으로 하는 비등수형 원자로의 연료집합체.
- 제1항에 있어서, 상기 한계열 전달영역의 하단에 인접하여 상기 내류 채널에 적어도 하나의 중간유출공을 더 포함하는 것을 특징으로 하는 연료집합체.
- 제2항에 있어서, 상기 중간유출공은 저부로부터 측정하여 집합체 높이의 대략 50% 내지 65%의 범위에 위치되는 것을 특징으로 하는 연료집합체.
- 제3항에 있어서, 상기 유출공이 저부로부터 측정하여 집합체 높이의 대략 65% 내지 75% 범위에 위치되고, 상기 중간 및 상부 유출공은 실질적으로 거리를 두고 떨어져 있는 것을 특징으로 하는 연료집합체.
- 제1항에 있어서, 상기 내류 채널은 형상이 십자형이며 그의 아암들이 그의 측면들의 중간지점에서 연료집합체의 상하,좌우로 뻗어있는 것을 특징으로 하는 연료집합체.
- 제5항에 있어서, 상기 내측관은 상기 십자형 채널의 아암의 교차점에 위치되는 것을 특징으로 하는 연료집합체.
- 제1항에 있어서, 상기 내류 채널은 상기 연료집합체에 중앙에 위치된 대체로 직사각형 부재인 것을 특징으로 하는 연료집합체.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US116606 | 1987-11-03 | ||
US07/116,606 US4803044A (en) | 1986-04-10 | 1987-11-03 | Bwr assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890008852A KR890008852A (ko) | 1989-07-12 |
KR970004351B1 true KR970004351B1 (ko) | 1997-03-27 |
Family
ID=22368184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880014055A KR970004351B1 (ko) | 1987-11-03 | 1988-10-28 | 비등수형 원자로의 연료집합체 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4803044A (ko) |
EP (1) | EP0322528B1 (ko) |
JP (1) | JPH0812260B2 (ko) |
KR (1) | KR970004351B1 (ko) |
DE (1) | DE3889090T2 (ko) |
ES (1) | ES2052669T3 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5251246A (en) * | 1982-03-23 | 1993-10-05 | General Electric Company | Water rod concept without loss in active flow |
US6278757B1 (en) * | 1986-09-17 | 2001-08-21 | Hitachi, Ltd | Fuel assembly and nuclear reactor |
US5023047A (en) * | 1987-12-18 | 1991-06-11 | Hitachi, Ltd. | Nuclear reactor having an ascending cooling path much greater than the descending cooling path |
JP3161138B2 (ja) * | 1993-03-18 | 2001-04-25 | 株式会社日立製作所 | 燃料集合体及び水ロッドの製造方法 |
US5617456A (en) * | 1988-01-14 | 1997-04-01 | Hitachi, Ltd. | Fuel assembly and nuclear reactor |
US5154880B1 (en) * | 1990-10-12 | 1995-03-28 | Gen Electric | Nuclear fuel bundle with coolant bypass channel |
US5386440A (en) * | 1992-01-10 | 1995-01-31 | Hitachi, Ltd. | Boiling water reactor |
US5230858A (en) * | 1992-02-18 | 1993-07-27 | General Electric Company | Two compartment water rod for boiling water reactors |
TW219999B (ko) * | 1992-03-23 | 1994-02-01 | Gen Electric | |
SE470293B (sv) * | 1992-05-25 | 1994-01-10 | Asea Atom Ab | Reaktorhärd för en kärnreaktor av kokarvattentyp |
US6181763B1 (en) | 1997-10-08 | 2001-01-30 | General Electric Company | Siphon water rods |
DE19816676C1 (de) * | 1998-04-15 | 1999-11-25 | Siemens Ag | Wasserkanal für ein Siedewasserreaktor-Brennelement, seine Herstellung und entsprechendes Brennelement |
JP3504857B2 (ja) * | 1998-06-19 | 2004-03-08 | 株式会社日立製作所 | 沸騰水型原子炉の運転方法 |
US20040096026A1 (en) * | 2002-11-18 | 2004-05-20 | Hwang Choe | Apparatus and methods for optimizing reactor core coolant flow distributions |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3526745A (en) * | 1966-09-12 | 1970-09-01 | Us Navy | Welding machine |
BE789401A (fr) * | 1971-09-30 | 1973-01-15 | Gen Electric | Assemblage de barres de combustible pour reacteurs nucleaires |
US4314884A (en) * | 1979-05-21 | 1982-02-09 | General Electric Company | Nuclear fuel assembly |
SE421969B (sv) * | 1980-03-17 | 1982-02-08 | Asea Atom Ab | Brenslepatron for en kokarreaktor |
US4514358A (en) * | 1981-03-31 | 1985-04-30 | Ab Asea-Atom | Fuel assembly |
US4420458A (en) * | 1981-04-29 | 1983-12-13 | General Electric Company | Nuclear fuel assembly with coolant conducting tube |
SE426271B (sv) * | 1981-05-04 | 1982-12-20 | Asea Atom Ab | Kernbrenslepatron |
US4678631A (en) * | 1985-05-02 | 1987-07-07 | Westinghouse Electric Corp. | Boiling water nuclear reactor fuel assembly |
SE450177B (sv) * | 1985-10-16 | 1987-06-09 | Asea Atom Ab | Kernbrenslepatron |
DE3540466A1 (de) * | 1985-11-14 | 1987-05-21 | Kraftwerk Union Ag | Kernreaktorbrennelement |
US4708846A (en) * | 1986-04-10 | 1987-11-24 | Exxon Nuclear Company, Inc. | BWR critical-power-enhancing water rod (85-EN-3) |
JP2533499B2 (ja) * | 1986-09-17 | 1996-09-11 | 株式会社日立製作所 | 燃料集合体および原子炉並びにその運転方法 |
US4759912A (en) * | 1986-12-09 | 1988-07-26 | Westinghouse Electric Corp. | BWR fuel assembly having hybrid fuel design |
-
1987
- 1987-11-03 US US07/116,606 patent/US4803044A/en not_active Expired - Fee Related
-
1988
- 1988-10-19 ES ES88117418T patent/ES2052669T3/es not_active Expired - Lifetime
- 1988-10-19 EP EP88117418A patent/EP0322528B1/en not_active Expired - Lifetime
- 1988-10-19 DE DE3889090T patent/DE3889090T2/de not_active Expired - Fee Related
- 1988-10-28 KR KR1019880014055A patent/KR970004351B1/ko active IP Right Grant
- 1988-11-01 JP JP63277215A patent/JPH0812260B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0812260B2 (ja) | 1996-02-07 |
DE3889090D1 (de) | 1994-05-19 |
EP0322528B1 (en) | 1994-04-13 |
JPH01150888A (ja) | 1989-06-13 |
US4803044A (en) | 1989-02-07 |
KR890008852A (ko) | 1989-07-12 |
EP0322528A1 (en) | 1989-07-05 |
ES2052669T3 (es) | 1994-07-16 |
DE3889090T2 (de) | 1994-09-08 |
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Legal Events
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PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19881028 |
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PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19931020 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19881028 Comment text: Patent Application |
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G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19970226 |
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E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19970611 |
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NORF | Unpaid initial registration fee | ||
PC1904 | Unpaid initial registration fee |