DE2557884A1 - Schutzschicht fuer bodenkuehler - Google Patents
Schutzschicht fuer bodenkuehlerInfo
- Publication number
- DE2557884A1 DE2557884A1 DE19752557884 DE2557884A DE2557884A1 DE 2557884 A1 DE2557884 A1 DE 2557884A1 DE 19752557884 DE19752557884 DE 19752557884 DE 2557884 A DE2557884 A DE 2557884A DE 2557884 A1 DE2557884 A1 DE 2557884A1
- Authority
- DE
- Germany
- Prior art keywords
- layer
- protective layer
- graphite
- melting temperature
- temperature
- 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.)
- Withdrawn
Links
- 239000011241 protective layer Substances 0.000 title claims description 16
- 239000010410 layer Substances 0.000 claims description 49
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 29
- 239000010439 graphite Substances 0.000 claims description 27
- 229910002804 graphite Inorganic materials 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 23
- 238000002844 melting Methods 0.000 claims description 23
- 230000008018 melting Effects 0.000 claims description 19
- OOAWCECZEHPMBX-UHFFFAOYSA-N oxygen(2-);uranium(4+) Chemical compound [O-2].[O-2].[U+4] OOAWCECZEHPMBX-UHFFFAOYSA-N 0.000 claims description 11
- FCTBKIHDJGHPPO-UHFFFAOYSA-N uranium dioxide Inorganic materials O=[U]=O FCTBKIHDJGHPPO-UHFFFAOYSA-N 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 9
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 239000000446 fuel Substances 0.000 description 12
- 239000003758 nuclear fuel Substances 0.000 description 10
- 239000000155 melt Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 229910052770 Uranium Inorganic materials 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 101150006573 PAN1 gene Proteins 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003779 heat-resistant material Substances 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 241000283707 Capra Species 0.000 description 1
- 206010010144 Completed suicide Diseases 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- -1 basalt Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910000449 hafnium oxide Inorganic materials 0.000 description 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000005658 nuclear physics Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
- G21C9/016—Core catchers
-
- 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)
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
- Carbon And Carbon Compounds (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752557884 DE2557884A1 (de) | 1975-12-22 | 1975-12-22 | Schutzschicht fuer bodenkuehler |
| JP14325076A JPS5598392A (en) | 1975-12-22 | 1976-11-29 | Under cooling portion protection layer in nuclear reactor vessel |
| GB53162/76A GB1511620A (en) | 1975-12-22 | 1976-12-20 | Nuclear reactor |
| FR7638586A FR2336772A1 (fr) | 1975-12-22 | 1976-12-21 | Revetement de protection pour la fosse de securite d'un reacteur nucleaire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752557884 DE2557884A1 (de) | 1975-12-22 | 1975-12-22 | Schutzschicht fuer bodenkuehler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2557884A1 true DE2557884A1 (de) | 1977-06-30 |
Family
ID=5965219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752557884 Withdrawn DE2557884A1 (de) | 1975-12-22 | 1975-12-22 | Schutzschicht fuer bodenkuehler |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5598392A (US07902200-20110308-C00004.png) |
| DE (1) | DE2557884A1 (US07902200-20110308-C00004.png) |
| FR (1) | FR2336772A1 (US07902200-20110308-C00004.png) |
| GB (1) | GB1511620A (US07902200-20110308-C00004.png) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274922A (en) * | 1978-05-11 | 1981-06-23 | The United States Of America As Represented By The United States Department Of Energy | Nuclear reactor shield including magnesium oxide |
| US4978496A (en) * | 1987-06-11 | 1990-12-18 | Societe Des Electrodes & Refractaires Savoie | Arrangement to prevent the molten core of a nuclear reactor from penetrating into the ground |
| WO1995014997A1 (de) * | 1993-11-23 | 1995-06-01 | Siemens Aktiengesellschaft | Vorrichtung zum rückhalten einer heissen schmelze, insbesondere einer kernschmelze, innerhalb des ausbreitungsraums einer kernreaktoranlage |
| DE19531626A1 (de) * | 1995-08-28 | 1997-03-06 | Siemens Ag | Auffangraum zum Auffangen von Kernschmelze aus einem Reaktordruckbehälter |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2741795A1 (de) * | 1977-09-16 | 1979-03-29 | Interatom | Kernreaktorauffangwanne mit waermeisolierung |
| DE2925680C2 (de) * | 1979-06-26 | 1981-08-27 | Hans Ulrich 7300 Esslingen Leiste | Auffangvorrichtung für schmelzende Brennelemente eines Atomreaktors |
| FR2550371B2 (fr) * | 1981-06-09 | 1987-11-06 | Commissariat Energie Atomique | Procede et dispositif de refroidissement post-accidentel de l'enceinte de confinement d'un reacteur nucleaire |
| DE19512287C1 (de) * | 1995-04-05 | 1996-08-08 | Siemens Ag | Einrichtung zum Auffangen von Kernschmelze aus einem Reaktordruckbehälter |
| US5907588A (en) * | 1995-04-05 | 1999-05-25 | Siemens Aktiengesellschaft | Device for collecting core melt from a reactor pressure vessel |
| DE19523548C1 (de) * | 1995-06-28 | 1996-11-21 | Siemens Ag | Kernreaktor mit einer Auffangkammer für Kernschmelze |
| US5946366A (en) * | 1995-06-28 | 1999-08-31 | Siemens Aktiengesellschaft | Nuclear reactor with a collection chamber for core melt |
| JP5703289B2 (ja) * | 2010-03-29 | 2015-04-15 | 株式会社東芝 | 炉心溶融物の保持装置 |
| JP6080712B2 (ja) * | 2013-07-10 | 2017-02-15 | 日立Ｇｅニュークリア・エナジー株式会社 | 炉心溶融物保持装置 |
| JP6525746B2 (ja) * | 2015-06-04 | 2019-06-05 | 日立Ｇｅニュークリア・エナジー株式会社 | 耐熱材および原子炉設備 |
| JP6728305B2 (ja) * | 2018-11-01 | 2020-07-22 | 三菱Ｆｂｒシステムズ株式会社 | 高速炉デブリベッド冷却の解析方法及び解析プログラム |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3629064A (en) * | 1968-09-09 | 1971-12-21 | Trw Inc | Safety apparatus for nuclear reactors |
| US3664923A (en) * | 1968-09-11 | 1972-05-23 | Thomas J Connolly | Fast neutronic reactor utilizing plutonium 240 fuel |
| US3702802A (en) * | 1971-06-16 | 1972-11-14 | Atomic Energy Commission | Nuclear reactor incorporating means for preventing molten fuel from breaching the containment vessel thereof in the event of a core meltdown |
| DE2363844C2 (de) * | 1973-12-21 | 1984-05-10 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Einrichtung zur Verringerung der Gefahren, die infolge eines Niederschmelzens eines Kernreaktor-Cores entstehen können |
| DE2363845C2 (de) * | 1973-12-21 | 1982-12-02 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Einrichtung zur Verringerung der Gefahren, die infolge eines Niederschmelzens eines Kernreaktor-Cores entstehen können |
-
1975
- 1975-12-22 DE DE19752557884 patent/DE2557884A1/de not_active Withdrawn
-
1976
- 1976-11-29 JP JP14325076A patent/JPS5598392A/ja active Pending
- 1976-12-20 GB GB53162/76A patent/GB1511620A/en not_active Expired
- 1976-12-21 FR FR7638586A patent/FR2336772A1/fr active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4274922A (en) * | 1978-05-11 | 1981-06-23 | The United States Of America As Represented By The United States Department Of Energy | Nuclear reactor shield including magnesium oxide |
| US4978496A (en) * | 1987-06-11 | 1990-12-18 | Societe Des Electrodes & Refractaires Savoie | Arrangement to prevent the molten core of a nuclear reactor from penetrating into the ground |
| WO1995014997A1 (de) * | 1993-11-23 | 1995-06-01 | Siemens Aktiengesellschaft | Vorrichtung zum rückhalten einer heissen schmelze, insbesondere einer kernschmelze, innerhalb des ausbreitungsraums einer kernreaktoranlage |
| US6192097B1 (en) | 1993-11-23 | 2001-02-20 | Siemens Aktiengesellschaft | Device for retaining a hot melt in particular a core melt-through inside the spreading chamber of a nuclear reactor installation |
| DE19531626A1 (de) * | 1995-08-28 | 1997-03-06 | Siemens Ag | Auffangraum zum Auffangen von Kernschmelze aus einem Reaktordruckbehälter |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2336772B1 (US07902200-20110308-C00004.png) | 1981-11-20 |
| JPS5598392A (en) | 1980-07-26 |
| GB1511620A (en) | 1978-05-24 |
| FR2336772A1 (fr) | 1977-07-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |