Final 3-D Neutronics Results

ARIES Electronic Project Meeting
December 4, 1998

Nuclear Parameters

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Heat Loads

20 cm thick helium cooled i/b shield is optimal for ARIES-ST

Overall TBR= 1.1 (1 m thick LiPb/FS/SiC/He Blanket, 60% enriched Li)

Overall M_n= 1.11 (excluding heating of TF coil and LT div. shield)

FW/B End-of-Life Fluence= 18 MWy/m² for FS

Lifetimes:	o/b FW/Blanket/Manifolds	3 FPY
	i/b FW/Shield	3 FPY
	Div. Plates and Manifolds	3 FPY


	Center Post	6 FPY


	TF-coil Shell	40 FPY
	PF Magnets	40 FPY
	Div. HT and LT shields	40 FPY
	W Stabilizing Shells	3(?) FPY