BS EN 15316-4-2:2017 建筑物能源性能.系統能量要求和系統功效的計算方法.空間發熱系統、熱泵系統,模塊M3-8-2, M8-8-2
Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Space heating generation systems, heat pump systems, Module M3-8-2, M8-8-2