HEAT AND VAPOUR TRANSFER HOMEWORK Material Thickness(m) Heat Conductivity Coefficient (2) Vapour Diffusivity Coefficient (u) The inner 0.02 plaster Aerated 0.3 Concrete The 0.03 rendering 0.87 0.17 15 8 1.40 25 ti 25°C, td -8°C ai: 8 W/m² °C, ad: 25 W/m² °C V: % 50, v: % 60 Calculate the heat transfer coefficient (k) and the heat transfer resistance (1/A). Calculate the amount of the heat flow passing through 1 m² wall and draw the heat transfer curve. Calculate the vapour pressures through the layers of the wall and control the condensation by drawing the water vapour transfer graphic.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Question
HEAT AND VAPOUR TRANSFER HOMEWORK
Material
Thickness(m) Heat Conductivity Coefficient (2) Vapour Diffusivity Coefficient (u)
The
inner
0.02
plaster
Aerated
0.3
Concrete
The
0.03
rendering
0.87
0.17
15
8
1.40
25
ti 25°C, td
-8°C
ai: 8 W/m² °C, ad: 25 W/m² °C
V: % 50, v: % 60
Calculate the heat transfer coefficient (k) and the heat transfer
resistance (1/A).
Calculate the amount of the heat flow passing through 1 m²
wall and draw the heat transfer curve.
Calculate the vapour pressures through the layers of the wall
and control the condensation by drawing the water vapour
transfer graphic.
Transcribed Image Text:HEAT AND VAPOUR TRANSFER HOMEWORK Material Thickness(m) Heat Conductivity Coefficient (2) Vapour Diffusivity Coefficient (u) The inner 0.02 plaster Aerated 0.3 Concrete The 0.03 rendering 0.87 0.17 15 8 1.40 25 ti 25°C, td -8°C ai: 8 W/m² °C, ad: 25 W/m² °C V: % 50, v: % 60 Calculate the heat transfer coefficient (k) and the heat transfer resistance (1/A). Calculate the amount of the heat flow passing through 1 m² wall and draw the heat transfer curve. Calculate the vapour pressures through the layers of the wall and control the condensation by drawing the water vapour transfer graphic.
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