A Hierarchy of Architectural Design Elements for Energy Saving of Tower Buildings in Korea Using Green BIM Simulation

Table 6

Rate of change of energy requirement by architectural design element (%).

	Envelope area	Floor area	Volume	Floor height	Window area ratio	Ratio of long side to short side	Direction
Residential facilities	28.5	3.4	8.0	6.2	9.1	9.1	2.7
Business facilities	15.4	10.4	19.0	6.2	18.2	18.2	2.7