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planning:building_services:ventilation:differentiation_between_vv_and_vn50_values

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planning:building_services:ventilation:differentiation_between_vv_and_vn50_values [2020/05/11 15:42]
egollwitzer [Calculation methodology]
planning:building_services:ventilation:differentiation_between_vv_and_vn50_values [2020/05/11 15:43] (current)
egollwitzer [Differentiation between Vv and Vn50 values]
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 | Reference volume of the ventilation system ​  | Value of air volume that will be heated or cooled for calculating the n<​sub>​50</​sub>​ leakage value. | | Reference volume of the ventilation system ​  | Value of air volume that will be heated or cooled for calculating the n<​sub>​50</​sub>​ leakage value. |
 | is used to calculate the air exchange rate | is used for the calculation of n<​sub>​50</​sub>​ |  | is used to calculate the air exchange rate | is used for the calculation of n<​sub>​50</​sub>​ | 
-| Rough calculation:​ \\ Calculated by multiplying the TFA times an average room height for the entire building. \\ In the case of residential buildings, a standard height of 2.50 m should be considered, regardless of the actual height. | Exact caltulation:​ \\ All rooms of the building (including the stairs + lifts) are calculated separately by multiplying the net area times the clear room height. |+| Rough calculation:​ \\ Calculated by multiplying the TFA times an average room height for the entire building. \\ In the case of residential buildings, a standard height of 2.50 m should be considered, regardless of the actual height. | Exact caltulation:​ \\ All rooms of the building (including the stairs + elevator) are calculated separately by multiplying the net area times the clear room height. |
  
 The next sections provide a detailed description of both values and their calculation. ​ The next sections provide a detailed description of both values and their calculation. ​
planning/building_services/ventilation/differentiation_between_vv_and_vn50_values.txt · Last modified: 2020/05/11 15:43 by egollwitzer