ELECTRICAL & ENERGY1 min reference noteCommercial Solar PV Array & Battery Energy Storage (BESS) SizingSource notes β linked publications and standards below; organisations and authors named there do not author or endorse this page.1. BESS Battery Bank CapacityRequired BESS Capacity (kWh) = [ Daily Energy Demand (kWh) Γ Autonomy Days ] / [ DoD% / 100 ]PEER-REVIEWED TEXTBOOK & JOURNAL CITATIONSIEEE. (2021). IEEE 1562 Guide for Array and Battery Sizing for Stand-Alone Photovoltaic Systems. [Access Reference]