Search found 3 matches

by François
Wed Jan 23, 2019 2:52 am -1100
Forum: General
Topic: Exterior ventilation of Air layer in a Common wall
Replies: 1
Views: 31787

Exterior ventilation of Air layer in a Common wall

Hello,

I need to simulate a case of a common wall between two dwellings (with different climates), with an air layer between the 2 walls, ventilated with exterior air.
When i ask to ventilate this layer, I can chose the right or left climate to ventilate, but I would like to use a third one ...
by François
Fri Feb 13, 2015 4:18 am -1100
Forum: Hygrothermal Sources & Sinks
Topic: Roof in the shade all year long
Replies: 3
Views: 38235

Roof in the shade all year long

What would be the best way to simulate a roof, considering that it is in the shade all day long, all year long (no absorptivity in the short-wave radiation, cloud rate =1...) ?
Thank you for your answer
by François
Fri Jan 09, 2015 12:19 am -1100
Forum: WUFI 2D
Topic: Luftschicht mit 30cm tiefe, air layer 30cm
Replies: 6
Views: 56244

Re: Luftschicht mit 30cm tiefe, air layer 30cm

I am using WUFI for a project of restoration and I meet exactly the same problem than the one submitted upper (Air layer 30cm). I just don’t know how to consider the phenomenon of convection in such large air layers and how to extrapolate µ and R values.

The answer has been given in 2006 and there ...