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Table 5
Reference case and variation of input data in the parametric study based on the principle one-factor-at-a-time and including 29 cases in total.
| Parameter | Reference case | Case | Variation | ||
|---|---|---|---|---|---|
| 1 | 2 | 3 | |||
| Orientation | South | A | West | North | East |
| Window wall ratio (S/W/N/E) | 0.26/0/0.18/0 | B | 0.13/0/0.18/0 | 0.52/0/0.18/0 | 0.78/0/0.18/0 |
| Glazing | Modern double U = 1.2 W/(m2K) g = 0.65 |
C | Single U = 5.7 W/(m2K) g = 0.82 |
Old double U = 3.0 W/(m2K) g = 0.77 |
Modern triple U = 0.7 W/(m2K) g = 0.5 |
| Shading device | τ = 0.1 | Da | τ = 0.2 | τ = 0.3 | τ = 0.4 |
| θc = 25 °C | Db | θc = 23 °C | θc = 27 °C | θc = 29 °C | |
| Variable | Dc | Fixed overhang (south façade only) | |||
| w = 1 m | w = 2 m | ||||
| Thermal insulation | 0.06 m | E | 0.0 m | 0.03 m | 0.09 m |
| Nighttime ventilation | 4 ACH | Fa | 0 ACH | 2 ACH | 6 ACH |
| 10 p.m. to 7 a.m. | Fb | 6 p.m. to 7 a.m. | 8 p.m. to 7 a.m. | 12 p.m. to 7 a.m. | |
| Thermal mass | Massive internal walls | G | Lightweight internal walls | All walls lightweight | |
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