Evaluation of ceria as a surrogate material for UO2 in experiments on fuel cracking driven by resistive heating

•Experimental set-up to study temperature gradient-driven cracking in fuel pellets.•Induction and direct resistance heating for volumetric heating within the pellet.•Infra-red and optical imaging for capturing radial temperature gradient and cracks.•Thermal gradients caused cracking; radial cracks c...

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Veröffentlicht in:	Nuclear engineering and design 2021-12, Vol.384, p.111482, Article 111482
Hauptverfasser:	Patnaik, S., Lopes, D.A., Spencer, B.W., Besmann, T.M., Roberts, E., Knight, T.W.
Format:	Artikel
Sprache:	eng
Schlagworte:	Accidents BISON Ceria Cerium oxides Cladding Experiments Fracture Fuel pellet cracking Fuel performance Heat Heat flow Heat generation Heat sinks Heat transmission Infared imaging Infrared imaging Light water reactors Material properties NUCLEAR FUEL CYCLE AND FUEL MATERIALS Nuclear fuel elements Nuclear fuels Optical imaging Pellets Reactors Resistance heating Resistive heating Surface temperature Temperature Temperature gradients Temperature profiles Thermal imaging Thermal stress Uranium dioxide
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