DE2104350A1 - Process for the preparation of irradiated core fuel elements - Google Patents
Process for the preparation of irradiated core fuel elementsInfo
- Publication number
- DE2104350A1 DE2104350A1 DE19712104350 DE2104350A DE2104350A1 DE 2104350 A1 DE2104350 A1 DE 2104350A1 DE 19712104350 DE19712104350 DE 19712104350 DE 2104350 A DE2104350 A DE 2104350A DE 2104350 A1 DE2104350 A1 DE 2104350A1
- Authority
- DE
- Germany
- Prior art keywords
- fuel
- envelope
- shell
- fuel assembly
- enclosed
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/34—Apparatus or processes for dismantling nuclear fuel, e.g. before reprocessing ; Apparatus or processes for dismantling strings of spent fuel elements
-
- 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)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
United Kingdom Atomic Energy Authority, 11, Charles II Street, London, S.W.1/BnglandUnited Kingdom Atomic Energy Authority, 11, Charles II Street, London, S.W.1 / Bngland
Pur diese Anmeldung wird die Priorität aus der britischen Patentanmeldung Nr. 5227/70 vom 3. Febre 1970 beansprucht.Pur This application claims priority from British Patent Application No. is. 5227/70 claimed by Feb. 3, e 1970th
Verfahren zur Aufbereitung von bestrahlten Kern-BrennelementenProcess for the preparation of irradiated core fuel elements
Die Erfindung bezieht sich auf Verfahren zur Behandlung oder bestrahlter Kern-Reaktorbrennelemente aus einem keramischen Kernbrennstoff, der in einer Metallhülle eingeschlossen ist. Vor der Trennung der Spaltprodukte von dem Brennstoffmaterial aus bestrahltem keramischen Kernbrennstoff wird gewöhnlich das Brenn-The invention relates to methods of treating or irradiated nuclear reactor fuel assemblies a ceramic nuclear fuel enclosed in a metal shell. Before the separation of the fission products of the fuel material from irradiated ceramic nuclear fuel is usually the fuel
1090 34/10961090 34/1096
- 4
71 017 Pü/h. 29. Jan, 1971 - 4th
71 017 pu / h. Jan 29, 1971
M./Verfahren zur Aufbereitung von langen bestrahlten Kern-Reaktorbrennelementen aus keramischem Kernbrennstoff, der in einer iuetallhülle eingeschlossen ist, dadurch gekennzeichnet, daß die Hülle durch eine örtliche Induktionserwärmung zerstört wird.M./Process for the preparation of long irradiated Core reactor fuel elements made of ceramic nuclear fuel, which is enclosed in a metal shell, characterized in that that the shell is destroyed by local induction heating.
2ο Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß das Brennelement mit einem Teil in eine Induktionsspule eingebracht und einem Hochfrequenz-Magnetfeld ausgesetzt wird, wodurch seine Hülle bis zu ihrer Schmelztemperatur erwärmt wird und wobei das Brennelement in axialer Richtung relativ zu der Induktionsspule bewegt wird.2ο method according to claim 1, characterized in that that the fuel assembly is placed with one part in an induction coil and a high-frequency magnetic field is exposed, whereby its shell is heated to its melting temperature and with the fuel assembly in axial direction is moved relative to the induction coil.
5. Verfahren nach einem der Ansprüche 1 und 2, dadurch gekennzeichnet, daß der Brennstoff ein Oxyd ist und die Hülle des Brennmaterials aus nichtrostendem Stahl besteht.5. The method according to any one of claims 1 and 2, characterized in that the fuel is an oxide and the shell of the fuel is made of stainless steel.
4ο Verfahren nach einem oder mehreren der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß das Brennelement in einem Bündel angeordnet ist.4ο Method according to one or more of the claims 1 to 3, characterized in that the fuel assembly is arranged in a bundle.
1098 JA/ I0961098 JA / I096
5. Verfahren nach einem oder mehreren der Ansprüche 1 bis 4j dadurch gekennzeichnet, daß der Kernbrennstoff nach der Zerstörung seiner Metallhülle in einem weiteren Arbeitsgang aus derselben herausgelöst wird.5. The method according to one or more of claims 1 to 4j, characterized in that the nuclear fuel after its metal shell has been destroyed, it is removed from the same in a further operation.
109834/1098109834/1098
Claims (1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5227/70A GB1274357A (en) | 1970-02-03 | 1970-02-03 | Improvements in or relating to the treatment of irradiated nuclear fuel elements |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2104350A1 true DE2104350A1 (en) | 1971-08-19 |
Family
ID=9792115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712104350 Pending DE2104350A1 (en) | 1970-02-03 | 1971-01-30 | Process for the preparation of irradiated core fuel elements |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE762373A (en) |
CA (1) | CA918246A (en) |
DE (1) | DE2104350A1 (en) |
FR (1) | FR2080952B1 (en) |
GB (1) | GB1274357A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3228979A1 (en) * | 1982-08-03 | 1984-02-09 | Alkem Gmbh, 6450 Hanau | METHOD FOR REFURBISHING A CORE REACTOR FUEL |
FR2590068B1 (en) * | 1985-11-08 | 1987-12-11 | Novatome | METHOD FOR RECYCLING PREVIOUSLY IRRADIATED NUCLEAR FUEL PELLETS IN A FAST NEUTRAL NUCLEAR REACTOR |
FR2667533A1 (en) * | 1990-10-05 | 1992-04-10 | Commissariat Energie Atomique | Method for cutting up a metal tube by induction, and application to the separation of irradiated fuels from their metal sheath |
FR2710181B1 (en) * | 1993-09-13 | 1995-11-03 | Cogema | Method and device for induction cutting of elements of a nuclear installation. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1097597A (en) * | 1964-11-03 | 1968-01-03 | Atomic Energy Authority Uk | Improvements in or relating to the removal of sheaths from nuclear fuel elements |
DE1589815A1 (en) * | 1967-03-03 | 1970-05-14 | Kernforschung Gmbh Ges Fuer | Method and device for cutting through reactor fuel element shells, irradiation capsules or storage and transport containers by means of high frequency |
DE1589850A1 (en) * | 1967-03-03 | 1970-09-17 | Kernforschung Gmbh Ges Fuer | Method and device for separating reactor fuel element casings, irradiation capsules and the like. like |
-
1970
- 1970-02-03 GB GB5227/70A patent/GB1274357A/en not_active Expired
-
1971
- 1971-01-30 DE DE19712104350 patent/DE2104350A1/en active Pending
- 1971-02-01 BE BE762373A patent/BE762373A/en unknown
- 1971-02-02 CA CA104253A patent/CA918246A/en not_active Expired
- 1971-02-02 FR FR7103485A patent/FR2080952B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE762373A (en) | 1971-08-02 |
FR2080952B1 (en) | 1975-01-17 |
CA918246A (en) | 1973-01-02 |
FR2080952A1 (en) | 1971-11-26 |
GB1274357A (en) | 1972-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OHA | Expiration of time for request for examination |