planning:building_services:ventilation:differentiation_between_vv_and_vn50_values
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planning:building_services:ventilation:differentiation_between_vv_and_vn50_values [2019/11/14 08:36] – [Single family house - Calculation of TFA, VV and Vn50] cblagojevic | planning:building_services:ventilation:differentiation_between_vv_and_vn50_values [2020/05/11 15:42] – [Calculation methodology] egollwitzer | ||
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| Reference volume of the ventilation system | | Reference volume of the ventilation system | ||
| is used to calculate the air exchange rate | is used for the calculation of n< | | is used to calculate the air exchange rate | is used for the calculation of n< | ||
- | | Rough calculation: | + | | Rough calculation: |
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. | ||
Line 43: | Line 43: | ||
Therefore, the base floor area of the stairwell is simply multiplied by the clear height of the storey. The volume for flights of stairs and intermediate landings does not have to be subtracted. | Therefore, the base floor area of the stairwell is simply multiplied by the clear height of the storey. The volume for flights of stairs and intermediate landings does not have to be subtracted. | ||
- | The volume of elevator shafts | + | The volume of elevator shafts |
- | + | ||
---- | ---- | ||
Line 59: | Line 57: | ||
| Sections of example calculation project: The area to be considered for the V< | | Sections of example calculation project: The area to be considered for the V< | ||
- | [{{: | + | [{{: |
planning/building_services/ventilation/differentiation_between_vv_and_vn50_values.txt · Last modified: 2023/01/30 11:52 by zbastian