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Comprehensive Guide to Advanced Fuel Element Manufacturing

Learn about the manufacturing steps involved in producing advanced fuel elements for nuclear reactors, including processes like dry-calcination, gelation, carbonization, and densification. Understand the role of materials like pyrocarbon and silicon carbide in enhancing fuel element performance. Discover key equipment such as furnaces, coating tubes, and electrical cables used in the manufacturing process. Get insights into temperature measurement techniques, thermal conductivity, and insulation in this detailed guide.

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Comprehensive Guide to Advanced Fuel Element Manufacturing

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  1. 235U< 20% U3O8 Furnaces dry-calcine-sinter Kernel Ammonia Donor 200 – 800 – 1600°C Gelation (1300-1500°C) Pyrocarbon,SiC Layers Carbon for UCO Cooling water Coating tube Temperature measurement port Water-cooled container wall Dissolution Thermal conductor Insulation Gas distributor Water-Wash Electrical cable Gas inlet tube Gel-Sphere TRISO Particle Furnaces carbonize - densify Blend 800 – 1800°C Compact “Fuel Stick” Press-Cure Graphite + Resin Block Fuel Element NGNP Fuel Manufacturing Steps Fluid-Bed Coater Title and Date

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