Research Article
Energy-Saving Design of Building Envelope Based on Multiparameter Optimization
Table 7
The value of each design variable when
takes the minimum value.
| Parameters of the category | The values |
| The height of the window (m) | 3.38 | The width of the window (m) | 12.48 | Thickness of concrete (m) | 0.3 | Heat transfer coefficient of concrete | 0.1 | Thickness of mortar (m) | 0.06 | Heat transfer coefficient of mortar | 0.89 | The thickness of insulating material (m) | 0.06 | Heat transfer coefficient of insulating material | 0.03 | The thickness of the window pane (m) | — | Heat transfer coefficient of window | 5.8 | Set indoor temperature in summer (°C) | 28 | The reflection ratio of the floor | 0.1 | The reflection ratio of the wall | 0.3 | Window reflection ratio | 0.84 | Ceiling reflection ratio | 0.9 | The total transmittance of the window | 0.74 | Density of concrete () | 1533 | Density of mortar () | 1799 | Density of insulating material () | 132 | Set indoor temperature in winter (°C) | 19 |
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