Simulation Analysis and Scheme Optimization of Energy Consumption in Public Buildings

Table 7

Orthogonal test factor level table.

Factor	Level 1	Level 2	Level 3
External wall structure (insulation thickness) A	10 mm	30 mm	50 mm
External window type B	Plastic steel window frame + 3 mm white glass coating + 13 mm air + 3 mm white glass	Plastic steel window frame + 6 mm white glass coating + 6 mm air + 6 mm white glass	Plastic steel window frame + 6 mm white glass coating + 13 mm air + 6 mm white glass
Shade type C	0.5 mm horizontal outside shading	0.8 mm horizontal outside shading	1.0 mm horizontal outside shading
The ratio of the window to wall D	25%	30%	35%
Airtightness E	Level 3	Level 4	Level 5