Table 3.
Summary of boundary conditions for CFD simulation.
| Scenarios | Ventilation Type | Time | Building Geometry |
Thermal Conductivity of Exterior Wall (W/(m∙K)) |
Environmental Conditions from Sensor Measurement |
||
|---|---|---|---|---|---|---|---|
| Outdoor Temperature | Supplied Airflow and Temperature | ||||||
| Baseline 1 | Mechanical | July | Night | Parametric models in BIM (refer to Figure 3) | 2.16 (200 mm concrete) |
26 °C | 3.8 m/s and 18.6 °C (AC1) 4.5 m/s and 18.1 °C (AC2) |
| Bassline 2 | Natural | July | Night | 2.16 (200 mm concrete) |
26 °C | 0.03–0.5 m/s for different windows |
|
| Alternative 1 | Natural | July | Night | 0.16 (200 mm concrete and 50 mm insulation) |
26 °C | 0.03–0.5 m/s for different windows |
|
| Alternative 2 | Natural | April | Night | 2.16 (200 mm concrete) |
19.5 °C | 0.03–0.5 m/s for different windows |
|