[GSBN] Heat storage capacity of wall systems.

Benedikt Kaesberg beka at fasba.de
Thu May 2 17:35:14 UTC 2019


Hi Lars,

I know of two numbers, one German 2,0, one french less than that. See 
attached, page 3 (French test), page 11 on top (German Straw Bale 
Guideline).

Best regards

Benedikt


Am 02.05.19 um 14:37 schrieb Lars Keller:
> We have a discussion in Denmark where some people argue, that if you 
> compare two walls with similar insulation values, one being insulated 
> with mineralwool, and one with wood cellulose or paper cellulose, then 
> the wood cellulose option can retain / contain more heat thatn the 
> mineralwool solution.
>
> The advantage of this for the wood cellulose is, that this solution is 
> then capable of absorbing more heat when there is eg more solar 
> influx, and later release the heat into the room again, thus creating 
> more comfort. I assume that this is a result of the cellulose option 
> being heavier than the mineralwool option.
>
> I would like to hear thoughts about whether my understanding is correct.
>
> I assume straw would share the benefit of the cellulose option.
>
> Does anyone know if we have / there is numbers to back this up ?
>
> Best, Lars
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