Research Article
Effects of Window Position and Exhaust Flow Rate on Residential Kitchen Hood Performance: A Validated Numerical Approach
Table 1
Parameters and their values for the boundary conditions.
| | Boundary | Type | Flow parameter | Temperature | Air : CO2 volume fraction |
| | Hood outlet | Volume outlet | Low: 6.72 m3/min
High: 12.16 m3/min | — | — | | CO2 inlet | Volume inlet | 0.00036 m3/min | 26.5°C | 0 : 1 | | Nebulizer inlet | Volume inlet | 0.011 m3/min | 26.5°C | 0.9996 : 0.0004 | | Mixture fan | Volume inlet/outlet | 0.566 m3/min | 26.5°C | 0.9994 : 0.0006 | | — | — | | Windows | Pressure openings | 101325 Pa | 26.5°C | 0.9996 : 0.0004 | | Ceiling opening | Pressure openings | 101325 Pa | 26.5 °C | 0.9996 : 0.0004 | | Boundary | Type | Materials | Temperature | | Heating coil | Wall | Copper | 350°C | | Wall | Wall | Cast concrete | — | | Heating chamber | Wall | AISI 304 | — | | System structure | Wall | Aluminum 6061 | — | | Exhaust hood | Wall | AISI 304 | — | | Human model | Wall | PVC | — |
|
|
