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One of the main uses of zirconium alloys is in nuclear technology, as cladding of fuel rods in nuclear reactors, especially water reactors. A typical composition of nuclear-grade zirconium alloys is more than 95 weight percent [ 1 ] zirconium and less than 2% of tin , niobium , iron , chromium , nickel and other metals, which are added to ...
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According to one paper [1] the following difference between the cladding failure mode of unused and used fuel was seen. Unirradiated fuel rods were pressurized before being placed in a special reactor at the Japanese Nuclear Safety Research Reactor (NSRR) where they were subjected to a simulated RIA transient. These rods failed after ballooning ...
The Westinghouse TR-2 suffered partial core damage in 1960 when a likely fuel cladding defect caused one fuel element (out of over 200) to overheat and melt. [ 26 ] The reactor at EBR-I suffered a partial meltdown during a coolant flow test on 29 November 1955.
Broken down vehicle on northbound I-635 in Kansas City There is a broken down vehicle on I-635 between Swartz Road/Exit 2 and K-32/Kansas Avenue/Exit 3. The impacted road section is 160 feet long.
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In the report, they said a hypothetical spent nuclear fuel accident based on the Baltimore fire: [14] "Concluded steel-lead-steel cask would have failed after 6.3 hours; monolithic steel cask would have failed after 11-12.5 hours."