EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, L. Mansani WP1.2 EFIT and XP-ADS Data

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, Reference Documents EFIT D1.24 Main Component Functional Sizing of the EFIT (under review to make consistent with D1.26 and to include primary system pressure losses, Lead volume, primary and target pumps characteristics, DHR 1 & DHR 2, CFX evaluation, etc) D1.26 Main Component Assembly Drawings of EFIT (issued) XT-ADS D1.27 & D1.28 Description and functional sizing of the Main Components of the Reference Design of the XT-ADS (Draft) Main Component Assembly Drawings of EFIT (Draft)

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, P- head 1.37 bar SG ΔPsg 0.4 bar mfr 4500 kg/s ΔPp 0.27 bar mfr 9000 kg/s ΔPc = 0.7bar mfr = kg/s ΔPc-in = 0.3 bar ΔPc-out = 0.1 bar ΔP-rods = 0.2bar ΔPc-grids = 0.1 bar ΔPsg + ΔPc = P-head – ΔPp ΔPsg Pressure Drops and Free Levels in the EFIT Primary System Primary coolant flow rates [Kg/s] total: across the core - fuel assemblies: fuel assemblies by-pass: dummy assemblies: 550 across the HX of the Target Unit: 1500 across each pump: 9000 across each SG: 4500 Δ Pc: fuel assemblies pressure drop ΔPp: pump duct pressure drop, with pump working ΔPsg: SG pressure drop P-head: head of the pump SGU Midplane Core Midplane Pump ΔPp= 0.5 ξρv 2 ξ=2.2 pump in operation ξ=3.7 pump free ξ= 5.6 pump locked

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, SG v = 0.6 m/s Lead Mass Distribution and Average Velocities in the EFIT Primary System Pump duct v = 1.5 m/s M = 570 tons M = 855 tons M = 589 tons (8 SGs & 4 PPs) M = 3596 tons Total Mass of Lead = 5954 tons DHR v = 0.15 m/s M = 170 tons DHR M = 174 t Core v = 1 m/s

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, EFIT Primary Pump Characteristic

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, XT- ADS General Arrangement

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, XT- ADS General Arrangement

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, XT- ADS Primary Heat Exchanger

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, Core Mass Flow Rates Fuel A: 4518 kg/s By Pass: 296 kg/s Dummy A:1258 kg/s Target: 206 kg/s Storage F: 90 kg/s Others: 631 kg/s Core Pressure Drop Mass flow rate: 4518 kg/s Pressure drop: Pa Core v = 1.5 m/s Pump (N° 2) mfr/pump: 3500 kg/s ΔP pump : Pa Pump duct v = 1.9 m/s Δp pump = 0.5 ξ ρ v 2 ξ= 2.5 pump working ξ= 3.3 pump not locked ξ= 4.8 pump locked PHX (N° 4) mfr/PHX: 1750 kg/s ΔP PHX = Pa v = 1 m/s Mass Flow Rate, Pressure Drops and Free Levels In the XT-ADS Primary System Data for primary system design

EUROTRANS: WP1.5 Technical meeting, Bologna, May 28-29, XT- ADS Primary Pump Characteristic