basics:the_passive_house_-_definition
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basics:the_passive_house_-_definition [2015/05/14 22:17] – [The Passive House - definition] wfeist | basics:the_passive_house_-_definition [2018/04/30 15:29] (current) – [Heating load - the Passive House requirement] susanne_theumer | ||
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The following calculation illustrates the **heating load** Passive House requirement: | The following calculation illustrates the **heating load** Passive House requirement: | ||
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- | To ensure good indoor air quality, one needs about 30 m³ of fresh air per hour. This supply air can only be heated up to 50°C to avoid the scorching of dust. The specific heat capacity of air is 0.33 Wh/(m³K) at normal pressure and a temperature of approx. 21°C (comfort, see ISO 7730). From this follows:\\ | + | To ensure good indoor air quality, one person |
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|**30 m< | |**30 m< | ||
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- | Some critics came up stating "there can't be one size for every site". This statement is correct, it is already anticipated in the criterea: That is, why passive house is a functional standard rather than a descriptive one. Of course the criteria lead to different | + | Some critics came up stating "there can't be one size for every site". This statement is correct, it is already anticipated in the criteria: That is, why passive house is a functional standard rather than a descriptive one. Of course the criteria lead to different |
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basics/the_passive_house_-_definition.1431634659.txt.gz · Last modified: 2015/05/14 22:17 by wfeist