KR850001617A - 핵연료에 가연성 독물을 코우팅하는 방법 - Google Patents
핵연료에 가연성 독물을 코우팅하는 방법 Download PDFInfo
- Publication number
- KR850001617A KR850001617A KR1019840004786A KR840004786A KR850001617A KR 850001617 A KR850001617 A KR 850001617A KR 1019840004786 A KR1019840004786 A KR 1019840004786A KR 840004786 A KR840004786 A KR 840004786A KR 850001617 A KR850001617 A KR 850001617A
- Authority
- KR
- South Korea
- Prior art keywords
- fuel
- combustible
- coating
- layer
- combustible poison
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/02—Control of nuclear reaction by using self-regulating properties of reactor materials, e.g. Doppler effect
- G21C7/04—Control of nuclear reaction by using self-regulating properties of reactor materials, e.g. Doppler effect of burnable poisons
-
- 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
- G21C3/02—Fuel elements
- G21C3/04—Constructional details
- G21C3/16—Details of the construction within the casing
- G21C3/18—Internal spacers or other non-active material within the casing, e.g. compensating for expansion of fuel rods or for compensating excess reactivity
-
- 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)
- High Energy & Nuclear Physics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Physical Vapour Deposition (AREA)
- Coating By Spraying Or Casting (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Fuel Cell (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 연료 펠릿에 분사 코우팅한 가연성 독물을 포함하고 있는 연료봉의 종 단면도. 제2도는 제1도의 선Ⅱ-Ⅱ를 따라 취한 횡 단면도.
Claims (8)
- 핵연료체에 가연성 독물을 코우팅하는 방법에 있어서, 핵연료 표면의 최소한 일부가 세척되며; 그다음 가연성 독물층이 적어도 세척된 부분의 일부에 분사되는 것을 특징으로 하는 코우팅 방법.
- 제1항에 있어서, 가연성 독물은 약 200℃이하의 정상상태 온도로 핵연료의 표면을 가열하는 분사침적율로 침적되며, 분사중 표면 온도를 200℃-600℃로 유지하기 위해 핵연료에 열을 가하는 것을 특징으로 하는 코우팅 방법.
- 제2항에 있어서, 상기 핵연료체는 원통형이며; 가연성 독물층은 단지 원통형 표면에만 가해지는 것을 특징으로 하는 코우팅 방법.
- 제3항에 있어서, 가연성 독물은 보론 함유 물질인 것을 특징으로 하는 코우팅 방법.
- 제4항에 있어서, 보론 함유물질은 지르코늄 디보라이드를 포함하는 것을 특징으로 하는 코우팅 방법.
- 제5항에 있어서, 선택된 침적율은 보통 2.93×10-1밀즈/시간인 것을 특징으로 하는 코우팅 방법.
- 제2항, 3항, 4항 또는 5항에 있어서, 핵연료체는 보통원통형을 갖는 우라늄 디옥사이드 펠릿인것과, 선택된 침적율은 보통 2.09×10-3밀즈/시간이며, 핵연료체의 표면온도를 약 400℃로 유지하기 위해 열이 가해지는 것을 특징으로 하는 코우팅 방법.
- 제2항, 3항, 4항, 5항, 6항, 또는 7항에 있어서, 지르코늄의 하이드로포빅 외부 코우팅층은 가연성 독물층이 핵연료상에 분사된 직후 가연성 독물층상에 침적되는 것을 특징으로 하는 코우팅 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/526,712 US4587088A (en) | 1983-08-26 | 1983-08-26 | Coating a nuclear fuel with a burnable poison |
US526712 | 1983-08-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850001617A true KR850001617A (ko) | 1985-03-30 |
KR910006794B1 KR910006794B1 (ko) | 1991-09-02 |
Family
ID=24098474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840004786A KR910006794B1 (ko) | 1983-08-26 | 1984-08-10 | 핵연료에 가연성 독물을 코우팅하는 방법 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4587088A (ko) |
EP (1) | EP0137675B1 (ko) |
JP (1) | JPS6079289A (ko) |
KR (1) | KR910006794B1 (ko) |
BE (1) | BE900427A (ko) |
DE (1) | DE3474876D1 (ko) |
ES (1) | ES8702720A1 (ko) |
FR (1) | FR2551249B1 (ko) |
ZA (1) | ZA845319B (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4818477A (en) * | 1984-07-10 | 1989-04-04 | Westinghouse Electric Corp. | PCI resistant fuel and method and apparatus for controlling reactivity in a reactor core |
US4717534A (en) * | 1985-02-19 | 1988-01-05 | Westinghouse Electric Corp. | Nuclear fuel cladding containing a burnable absorber |
JPH0660948B2 (ja) * | 1985-04-12 | 1994-08-10 | 株式会社日立製作所 | 燃料集合体 |
US4762675A (en) * | 1985-06-06 | 1988-08-09 | Westinghouse Electric Corp. | Process for coating the internal surface of zirconium tubes with neutron absorbers |
US4880597A (en) * | 1987-08-05 | 1989-11-14 | Combustion Engineering, Inc. | Alloy coated fuel cladding |
GB8802419D0 (en) * | 1988-02-03 | 1988-03-02 | British Nuclear Fuels Plc | Fuel elements containing burnable poison |
FR2639463B1 (fr) * | 1988-11-22 | 1990-12-21 | Commissariat Energie Atomique | Crayon d'element combustible pour reacteur nucleaire refroidi a l'eau |
US5242631A (en) * | 1992-01-13 | 1993-09-07 | Westinghouse Electric Corp. | Method for coating nuclear fuel pellets |
US5319690A (en) * | 1992-06-30 | 1994-06-07 | Combustion Engineering Inc. | Internal fuel rod coating comprising metal silicates |
US5280510A (en) * | 1992-09-25 | 1994-01-18 | Combuation Engineering, Inc. | Microparticle coating on inside of fuel rods and other fuel assembly components |
RU2131626C1 (ru) * | 1996-08-27 | 1999-06-10 | Государственный научный центр Российской Федерации "Всероссийский научно-исследовательский институт неорганических материалов им.акад.А.А.Бочвара" | Таблетка ядерного топлива с покрытием (ее варианты), способ нанесения покрытия и установка для осуществления способа |
SE535805C2 (sv) * | 2011-06-30 | 2012-12-27 | Jens Birch | Ett förfarande för framställning av en neutrondetektorkomponent innefattande ett borkarbidskikt för användning i en neutrondetektor |
EP3932572A1 (de) * | 2020-07-03 | 2022-01-05 | Ewald Dörken Ag | Verfahren zur behandlung von oberflächen |
CN115376711B (zh) * | 2022-08-15 | 2024-01-23 | 上海核工程研究设计院股份有限公司 | 一种压水堆核电厂燃料棒硼10涂覆分布检测方法及系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3122484A (en) * | 1960-04-18 | 1964-02-25 | Haig P Iskenderian | Reactor having fuel element coated with burnable poison |
US3427222A (en) * | 1965-10-15 | 1969-02-11 | Westinghouse Electric Corp | Nuclear fuel elements |
SE327763B (ko) * | 1967-05-26 | 1970-08-31 | Asea Ab | |
JPS5143611B2 (ko) * | 1972-05-12 | 1976-11-24 | ||
US4279700A (en) * | 1976-11-15 | 1981-07-21 | Westinghouse Electric Corp. | Tritium removal and retention device |
JPS543696A (en) * | 1977-06-09 | 1979-01-11 | Power Reactor & Nuclear Fuel Dev Corp | Manufacture method of reactor fuel pellet |
US4209375A (en) * | 1979-08-02 | 1980-06-24 | The United States Of America As Represented By The United States Department Of Energy | Sputter target |
-
1983
- 1983-08-26 US US06/526,712 patent/US4587088A/en not_active Expired - Lifetime
-
1984
- 1984-07-10 ZA ZA845319A patent/ZA845319B/xx unknown
- 1984-08-10 KR KR1019840004786A patent/KR910006794B1/ko not_active IP Right Cessation
- 1984-08-21 ES ES535322A patent/ES8702720A1/es not_active Expired
- 1984-08-22 EP EP84305737A patent/EP0137675B1/en not_active Expired
- 1984-08-22 DE DE8484305737T patent/DE3474876D1/de not_active Expired
- 1984-08-24 BE BE0/213541A patent/BE900427A/fr not_active IP Right Cessation
- 1984-08-24 JP JP59175286A patent/JPS6079289A/ja active Granted
- 1984-08-24 FR FR8413232A patent/FR2551249B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2551249B1 (fr) | 1989-07-21 |
FR2551249A1 (fr) | 1985-03-01 |
US4587088A (en) | 1986-05-06 |
JPH0127397B2 (ko) | 1989-05-29 |
EP0137675B1 (en) | 1988-10-26 |
ES535322A0 (es) | 1986-12-16 |
ES8702720A1 (es) | 1986-12-16 |
EP0137675A1 (en) | 1985-04-17 |
ZA845319B (en) | 1985-02-27 |
BE900427A (fr) | 1985-02-25 |
DE3474876D1 (en) | 1988-12-01 |
KR910006794B1 (ko) | 1991-09-02 |
JPS6079289A (ja) | 1985-05-07 |
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A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20030718 Year of fee payment: 13 |
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EXPY | Expiration of term |