DE3901504A1 - Brennstoffanordnung fuer kernreaktoren - Google Patents
Brennstoffanordnung fuer kernreaktorenInfo
- Publication number
- DE3901504A1 DE3901504A1 DE3901504A DE3901504A DE3901504A1 DE 3901504 A1 DE3901504 A1 DE 3901504A1 DE 3901504 A DE3901504 A DE 3901504A DE 3901504 A DE3901504 A DE 3901504A DE 3901504 A1 DE3901504 A1 DE 3901504A1
- Authority
- DE
- Germany
- Prior art keywords
- fuel
- fuel rods
- rods
- reactor
- intermediate body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims description 365
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 98
- 230000004323 axial length Effects 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 16
- 238000005253 cladding Methods 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 5
- 230000020169 heat generation Effects 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000000543 intermediate Substances 0.000 description 74
- 239000008188 pellet Substances 0.000 description 24
- 229910052770 Uranium Inorganic materials 0.000 description 20
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 20
- 230000009467 reduction Effects 0.000 description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 15
- 230000000694 effects Effects 0.000 description 14
- 238000009835 boiling Methods 0.000 description 13
- 230000009257 reactivity Effects 0.000 description 13
- 229910002804 graphite Inorganic materials 0.000 description 11
- 239000010439 graphite Substances 0.000 description 11
- 239000002574 poison Substances 0.000 description 11
- 231100000614 poison Toxicity 0.000 description 11
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 9
- 230000000712 assembly Effects 0.000 description 8
- 238000000429 assembly Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 229910001093 Zr alloy Inorganic materials 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000003758 nuclear fuel Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- -1 zircon hydride Chemical class 0.000 description 1
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
- 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
-
- 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
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63011872A JPH01189591A (ja) | 1988-01-23 | 1988-01-23 | 燃料集合体 |
| JP63065735A JPH01239496A (ja) | 1988-03-22 | 1988-03-22 | 燃料集合体 |
| JP63078080A JPH01253693A (ja) | 1988-04-01 | 1988-04-01 | 燃料集合体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3901504A1 true DE3901504A1 (de) | 1989-08-17 |
| DE3901504C2 DE3901504C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-01 |
Family
ID=27279620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3901504A Granted DE3901504A1 (de) | 1988-01-23 | 1989-01-19 | Brennstoffanordnung fuer kernreaktoren |
Country Status (3)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0514121A1 (en) * | 1991-05-17 | 1992-11-19 | General Electric Company | Nuclear fuel assembly comprising two-diameter fuel rods |
| EP0545587A1 (en) * | 1991-11-29 | 1993-06-09 | General Electric Company | Fuel bundle and spacer utilizing tapered fuel rods |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69203750T2 (de) * | 1991-02-25 | 1996-01-18 | Hitachi Eng Co Ltd | Brennstoffbündel mit Strömungskanal. |
| JP2873132B2 (ja) * | 1991-12-26 | 1999-03-24 | 株式会社日立製作所 | 燃料集合体 |
| JP3253934B2 (ja) | 1998-08-27 | 2002-02-04 | 株式会社東芝 | 沸騰水型原子炉 |
| US20050283149A1 (en) * | 2004-06-08 | 2005-12-22 | Thorne Jonathan O | Electrosurgical cutting instrument |
| US9287012B2 (en) * | 2010-07-25 | 2016-03-15 | Global Nuclear Fuel—Americas, LLC | Optimized fuel assembly channels and methods of creating the same |
| US20140169516A1 (en) * | 2012-12-14 | 2014-06-19 | Global Nuclear Fuel - Americas, Llc | Fuel rods with varying axial characteristics and nuclear fuel assemblies including the same |
| US11049625B2 (en) | 2016-11-25 | 2021-06-29 | Korea Advanced Institute Of Science And Technology | Nuclear fuel pellet with central burnable absorber |
| US11205521B2 (en) * | 2017-03-21 | 2021-12-21 | Smr Inventec, Llc | Optimized nuclear fuel core design for a small modular reactor |
| CN107967954B (zh) * | 2017-11-24 | 2023-08-04 | 北京新核核工程科技有限公司 | 水平中子束照射方法、微型堆中子治疗装置及医疗系统 |
| KR102128532B1 (ko) | 2019-10-29 | 2020-06-30 | 한국과학기술원 | 디스크형 가연성흡수체를 포함한 핵연료 봉 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3308619A1 (de) * | 1982-03-22 | 1983-09-29 | General Electric Co., Schenectady, N.Y. | Kernbrennstoffbuendel mit axial zonenfoermiger anreicherung |
| DE3824082A1 (de) * | 1987-07-18 | 1989-01-26 | Toshiba Kawasaki Kk | Brennstoff-anordnung fuer kernreaktoren |
| JPH06249946A (ja) * | 1993-02-25 | 1994-09-09 | Mitsubishi Electric Corp | レーダ装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3212983A (en) * | 1957-12-05 | 1965-10-19 | Licentia Gmbh | Neutronic reactor |
| NL244977A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1958-11-04 | 1900-01-01 | ||
| US4273616A (en) * | 1979-03-23 | 1981-06-16 | Combustion Engineering, Inc. | High burnup nuclear fuel rod |
| SE445500B (sv) * | 1984-11-12 | 1986-06-23 | Asea Atom Ab | Brenslepatron |
| US4687629A (en) * | 1986-01-27 | 1987-08-18 | Westinghouse Electric Corp. | Fuel rod with annular nuclear fuel pellets having same U-235 enrichment and different annulus sizes for graduated enrichment loading |
| DE3844595C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-08-27 | 1991-05-29 | Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa, Jp |
-
1989
- 1989-01-19 DE DE3901504A patent/DE3901504A1/de active Granted
- 1989-01-19 US US07/299,238 patent/US5009840A/en not_active Expired - Lifetime
- 1989-01-23 SE SE8900222A patent/SE505363C2/sv not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3308619A1 (de) * | 1982-03-22 | 1983-09-29 | General Electric Co., Schenectady, N.Y. | Kernbrennstoffbuendel mit axial zonenfoermiger anreicherung |
| DE3824082A1 (de) * | 1987-07-18 | 1989-01-26 | Toshiba Kawasaki Kk | Brennstoff-anordnung fuer kernreaktoren |
| JPH06249946A (ja) * | 1993-02-25 | 1994-09-09 | Mitsubishi Electric Corp | レーダ装置 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0514121A1 (en) * | 1991-05-17 | 1992-11-19 | General Electric Company | Nuclear fuel assembly comprising two-diameter fuel rods |
| EP0545587A1 (en) * | 1991-11-29 | 1993-06-09 | General Electric Company | Fuel bundle and spacer utilizing tapered fuel rods |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3901504C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-01 |
| US5009840A (en) | 1991-04-23 |
| SE8900222L (sv) | 1989-07-24 |
| SE8900222D0 (sv) | 1989-01-23 |
| SE505363C2 (sv) | 1997-08-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8181 | Inventor (new situation) |
Free format text: UEDA, MAKOTO ANDO, YOSHIHIRA SAKURAI, SHUNGO YOSHIOKA, RITSUO, YOKOHAMA, KANAGAWA, JP |
|
| 8125 | Change of the main classification |
Ipc: G21C 3/326 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: HOORMANN, W., DIPL.-ING. DR.-ING., 28209 BREMEN GODDAR, H., DIPL.-PHYS. DR.RER.NAT. LIESEGANG, R., DIPL.-ING. DR.-ING., 80801 MUENCHEN WINKLER, A., DR.RER.NAT., 28209 BREMEN TOENHARDT, M., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 40593 DUESSELDORF STAHLBERG, W. KUNTZE, W. KOUKER, L., DR., 28209 BREMEN HUTH, M., 6228 ELTVILLE EBERT-WEIDENFELLER, A., DR. JUR., 28209 BREMEN NORDEMANN, W., PROF. DR., 10719 BERLIN NORDEMANN, A., DR.JUR., 28717 BREMEN VINCK, K., DR. HERTIN, P., PROF. DR. VOM BROCKE, K. |
|
| 8339 | Ceased/non-payment of the annual fee |