Effect of diamond additive on the fission gas release in UO2 fuel irradiated to 7.2 GWd/tHM
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DOI: 10.1016/j.anucene.2019.107282
Abstract: Abstract UO2 pellets containing 5 vol% diamond particles were irradiated in the Advanced Test Reactor at an LHGR of up to 310 W/cm to the burnup of 7.2 GWd/tHM. Fission gas release, measured during post-irradiation examination, was… read more here.
Keywords: gas release; fission gas; diamond;
Multidimensional multiphysics modeling of TRISO particle fuel with SiC/ZrC coating using modified fission gas release model
Sign Up to like & getrecommendations! Published in 2020 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2020.107599
Abstract: Abstract TRISO particle is adopted in the design of various types of reactors and accident tolerant fuel (ATF) due to its excellent accident tolerant performance under high temperature and other severe conditions. This study presents… read more here.
Keywords: fission gas; fuel; triso particle; fission ... See more keywords
Fission gas release from irradiated mixed-oxide fuel pellet during simulated reactivity-initiated accident conditions: Results of BZ-3 and BZ-4 tests
Sign Up to like & getrecommendations! Published in 2021 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2021.108171
Abstract: Abstract Fission gas release from high-burnup mixed-oxide (MOX) fuel pellet with Pu fissile contents of 4.1% during reactivity-initiated accident (RIA) was estimated based on radial Xe concentration profiles in fuel pellet using scanning electron microscopy/electron… read more here.
Keywords: gas; gas release; release; fission gas ... See more keywords
α-U and ω-UZr2 in neutron irradiated U-10Zr annular metallic fuel
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DOI: 10.1016/j.jnucmat.2020.152536
Abstract: Abstract To develop metallic fuel with ultra-high burnup of 30%-40%, an annular U-10Zr fuel with 55% smear density was fabricated through a casting route and irradiated at the Advanced Test Reactor at Idaho National Laboratory.… read more here.
Keywords: neutron irradiated; metallic fuel; fission gas; fuel ... See more keywords
Surrogate-based multi-experiment calibration of the BISON fission gas behavior model
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DOI: 10.1016/j.nucengdes.2017.06.007
Abstract: Abstract The physics-based fission gas behavior model recently implemented in BISON has demonstrated significant improvements over previous models but there remains considerable uncertainty in the predicted behaviors due to the intrinsic uncertainties of several parameters… read more here.
Keywords: gas behavior; fission gas; model;
A review of analytical criteria for fission gas induced fragmentation of oxide fuel in accident conditions
Sign Up to like & getrecommendations! Published in 2020 at "Progress in Nuclear Energy"
DOI: 10.1016/j.pnucene.2019.103188
Abstract: Abstract Overpressurization of intergranular fission gas bubbles and pores in oxide fuel pellets may occur in nuclear reactor accidents that involve rapid overheating of the fuel. The overpressurization leads to fine fragmentation of the pellets… read more here.
Keywords: oxide fuel; fission gas; accident conditions; gas ... See more keywords
Ab Initio Study of Adsorption of Fission Gas Atoms Xe and Kr on MoS2 Monolayer Functionalized with 3d Transition Metals
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DOI: 10.1021/acs.jpcc.0c08888
Abstract: It is well known that a nuclear reactor generates various fission products including radioactive fission gases made of isotopes of Xe and Kr. The separation of Xe and Kr isotopes and their entrapme... read more here.
Keywords: study adsorption; initio study; gas atoms; adsorption fission ... See more keywords