Search found 4 matches

by DAPA
Mon Feb 28, 2022 11:55 pm -1100
Forum: WUFI Pro
Topic: Saturation vapor pressure formula
Replies: 4
Views: 9687

Re: Saturation vapor pressure formula

Dear Thomas,
Thank you a lot for your answer.
It's perfect now.
Best regards,
Daniel
by DAPA
Mon Feb 28, 2022 6:11 am -1100
Forum: WUFI Pro
Topic: Saturation vapor pressure formula
Replies: 4
Views: 9687

Re: Saturation vapor pressure formula

Thank you Thomas. I need saturation vapor pressure formula because I try to simulate the EN ISO 12572 test method (Determination of water vapour transmission properties — Cup method)using WUFI Pro. I try it on several materials but I found a difference between the vapor diffusion resistance factor o...
by DAPA
Mon Feb 28, 2022 5:30 am -1100
Forum: WUFI Pro
Topic: Saturation vapor pressure formula
Replies: 4
Views: 9687

Saturation vapor pressure formula

Hello,
I would like to know the formula for calculating the saturation vapor pressure used in WUFI.
I don't see the vapor pressure in indoor and outdoor atmospheres as output from WUFI.
Thanks in advance for the reply.
by DAPA
Thu Aug 22, 2019 3:34 am -1100
Forum: WUFI France
Topic: lame d'air
Replies: 1
Views: 9656

lame d'air

Bonjour, Je tente de simuler un mur avec un bardage ventilé, mais j'obtiens des valeurs de teneur en eau dans la lame d'air surprenantes. J'ai utilisé une lame d'air de 25 mm, sans sorption d'humidité supplémentaire. Théoriquement je ne peux pas dépasser une valeur de teneur en eau de 0,017 kg/m3 po...