Innovation and qualification of LEU research reactor fuels and materials

Euratom Research and Training in 2022: challenges, achievements and future perspectives

Open Access

Table 2.

LEU-FOREvER targeted fabrication technologies and verification experiments for specific fuel systems and gained verification of specific objectives.

Fuel system & technology	LEU-FOREvER experiment	Gained improvement/verification	References
HD U₃Si₂ fabrication	HiPROSIT	Fabrication demonstration of high-loading and high-density silicide fuel in full-size plates (4.8–5.6gU/cc)	[32, 33]
HD U₃Si₂ general fuel performance	HiPROSIT	Irradiation & PIE confirmation of high loading and HD silicide fuel behavior (4.8–5.6gU/cc)
					Development of the fuel performance modeling to include HD silicide	[5, 11]
UMo dispersion fabrication				SEMPER-FIDELIS	Fabrication demonstration of fuel powder heat treatment process
				Fabrication demonstration of the new design of a fuel particle coating device
			Fabrication demonstration of UMo dispersion in full-size plates	[9, 10, 15]
UMo dispersed general fuel performance		SEMPER-FIDELIS	Confirmation of atomized, heat-treated, ZrN-coated U7Mo fuel with and without Si added to the pure Al matrix at high power and high burnup through analysis of PIE results and modeling	[5, 10, 13, 14, 17, 31, 34]
UMo monolithic fabrication		EMPIrE	Fabrication demonstration of the PVD Zr coating process and equipment on representative-size foils
		Fabrication demonstration of the C2TWP EU cladding process on mini plates	[21]
UMo monolithic general fuel performance	EMPIrE	PIE confirmation of the PVD-coated U10Mo monolithic fuel with C2TWP process at moderate-high power and moderate-high burnup	[22]
U₃Si₂	4EVERTEST	Demonstration of a substitution element for European Reactor with original Russian design	[35, 36]

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