DE3810202C2 - - Google Patents
Info
- Publication number
- DE3810202C2 DE3810202C2 DE3810202A DE3810202A DE3810202C2 DE 3810202 C2 DE3810202 C2 DE 3810202C2 DE 3810202 A DE3810202 A DE 3810202A DE 3810202 A DE3810202 A DE 3810202A DE 3810202 C2 DE3810202 C2 DE 3810202C2
- Authority
- DE
- Germany
- Prior art keywords
- fuel
- reactor
- boiling water
- reactor core
- water reactor
- 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.)
- Expired - Fee Related
Links
- 239000000446 fuel Substances 0.000 claims description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 238000009835 boiling Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 16
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 2
- 239000002574 poison Substances 0.000 claims description 2
- 231100000614 poison Toxicity 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 239000011162 core material Substances 0.000 description 50
- 239000008188 pellet Substances 0.000 description 19
- 230000000607 poisoning effect Effects 0.000 description 14
- 231100000572 poisoning Toxicity 0.000 description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 229910002804 graphite Inorganic materials 0.000 description 9
- 239000010439 graphite Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000009257 reactivity Effects 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 229910001093 Zr alloy Inorganic materials 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052770 Uranium Inorganic materials 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000011824 nuclear material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011800 void material Substances 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
- G21C3/02—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
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C5/00—Moderator or core structure; Selection of materials for use as moderator
- G21C5/02—Details
-
- 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)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62072990A JPH0776794B2 (ja) | 1987-03-28 | 1987-03-28 | 沸騰水型原子炉の炉心 |
| JP62085748A JP2523615B2 (ja) | 1987-04-09 | 1987-04-09 | 軽水炉の炉心 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3810202A1 DE3810202A1 (de) | 1988-10-06 |
| DE3810202C2 true DE3810202C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-01-21 |
Family
ID=26414125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3810202A Granted DE3810202A1 (de) | 1987-03-28 | 1988-03-25 | Kern eines leichtwasser-reaktors |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE3810202A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| SE (1) | SE503244C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1439924A1 (de) * | 1960-09-29 | 1969-10-23 | Westinghouse Electric Corp | Brennstab fuer Kernreaktoren |
| US3274067A (en) * | 1965-06-07 | 1966-09-20 | Greebler Paul | Fuel rod design |
| US4080253A (en) * | 1976-09-21 | 1978-03-21 | Westinghouse Electric Corporation | Expandable device for a nuclear fuel rod |
-
1988
- 1988-03-25 SE SE8801101A patent/SE503244C2/sv not_active IP Right Cessation
- 1988-03-25 DE DE3810202A patent/DE3810202A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE8801101D0 (sv) | 1988-03-25 |
| SE8801101L (sv) | 1988-09-29 |
| SE503244C2 (sv) | 1996-04-29 |
| DE3810202A1 (de) | 1988-10-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 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 |