Etude thermique- Déperdition du bâti

Bonsoir,

Suite à l ' évolution du [font=arial, Georgia]mode constructif de notre [color=#000000][size=2][font=arial, Georgia]maison R+1, j' ai fait corriger l' étude ther[color=#000000][size=2][font=arial, Georgia]mique et je [color=#000000][size=2][font=arial, Georgia]m'interroge sur les résultats.[/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Nous so[color=#000000][size=2][font=arial, Georgia]m[color=#000000][size=2][font=arial, Georgia]mes passé d'une ITI / dalle portée à ITE / vide-sanitaire.[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Auparavant:[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Paroi exterieur: Agglo 200 + ITI laine de verre 120 0,032 + enduit: U=0,225[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Plancher: Dalle béton + T[color=#000000][size=2][font=arial, Georgia]ms 56: Ue=0,246[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Ra[color=#000000][size=2][font=arial, Georgia]mpants: laine [color=#000000][size=2][font=arial, Georgia]minérale isoconfort 300[color=#000000][size=2][font=arial, Georgia]m[color=#000000][size=2][font=arial, Georgia]m: Ue=0,174[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]


[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Nous avons donc [color=#000000][size=2][font=arial, Georgia]maintenant:[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Paroi exterieur: Agglo 200 + ITE PSE 200 + enduits [color=#000000][size=2][font=arial, Georgia]minces: U=0,17[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Plancher sur vide sanitaire: Hourdis PSE Up 0,19. Ue=0,176[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Ra[color=#000000][size=2][font=arial, Georgia]mpants : Steico Flex 2*180=360. Ue=0,118[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Là où je [color=#000000][size=2][font=arial, Georgia]m'interroge, c'est sur les déperditions linéiques:[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Dans ce nouveau rapport, est [color=#000000][size=2][font=arial, Georgia]mentionné:[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Déperdition linéique L8 code L1 ( linéaire de liaison périphérique des planchers bas avec le [color=#000000][size=2][font=arial, Georgia]mur): U=0,53 (!!!!!)[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]A quoi correspond ce coefficient, sachant que nous so[color=#000000][size=2][font=arial, Georgia]m[color=#000000][size=2][font=arial, Georgia]mes en ITE, avec soubasse[color=#000000][size=2][font=arial, Georgia]ments extérieurs isolés ?[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]- Déperdition linéique L9 code L2 (linéaire de liaison périphérique des planchers inter[color=#000000][size=2][font=arial, Georgia]médiaires avec le [color=#000000][size=2][font=arial, Georgia]mur): U=0,23[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]
[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Ce code ne devrait-il pas être à O avec ITE.[/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Au total, la so[color=#000000][size=2][font=arial, Georgia]m[color=#000000][size=2][font=arial, Georgia]me de [/size][/color]ces deux déperditions lineiques L8+L9  est supérieure à la so[font=arial, Georgia]m[color=#000000][size=2][font=arial, Georgia]me des [/size][/color]déperditions [font=arial, Georgia]mur + ra[color=#000000][size=2][font=arial, Georgia]mpants ![/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia][color=#000000][size=2][font=arial, Georgia]Et le total des déperditions est [color=#000000][size=2][font=arial, Georgia]maintenant ( ITE + VS) supérieur à celui de la pre[color=#000000][size=2][font=arial, Georgia]mière version (ITI + dalle portée) ![/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color][/size][/color]

[font=arial, Georgia]Qu'en pensez-vous ?

[font=arial, Georgia]D' avance [color=#000000][size=2][font=arial, Georgia]merci[/size][/color]