ABWR — direct cycle
72.4 %
η Xh · 2nd highest in corpus
η energy
37.8 %
No SG · steam direct from core
Condenser
18.6 %
Tc = 35 °C (air-cooled, NRC SDAA)
Source (Tk = 330 °C) Turbines Condenser (Tc = 35 °C) FWH Reheater Other

T₀ = 15 °C · Tk = 330 °C · Tc = 35 °C (air-cooled condenser, NRC SDAA design basis). Direct-cycle BWR: no steam generator — steam produced directly in the core. 6 FWH stages (LP1–LP4, HP5, HP6). Full balance: s4e2.com/exerg/ABWR1350_EB.pdf