1. A wall of an industrial oven consists of two different materials, as depicted in Figure....
1. A wall of an industrial oven consists of two different materials, as depicted in Figure. The first layer is composed of 5 cm of insulating cement with a clay binder that has a thermal conductivity of 0.08 W/m K. The second layer is made from 15 cm of 6-ply asbestos board with a thermal conductivity of 0.074 W/mK (W/m °C). The inside oven air is 400°C with a convection coefficient of 100 W/m² K (W/m² °C) and the outside...
1. A wall of an industrial oven consists of two different materials, as depicted in Figure. The first layer is composed of 5 cm of insulating cement with a clay binder that has a thermal conductivity of 0.08 W/m K. The second layer is made from 15 cm of 6-ply asbestos board with a thermal conductivity of 0.074 W/ mK (W/m °C). The inside oven air is 400°C with a convection coefficient of 100 W/m² K (W/m2 °C) and the...
• A wall of an industrial oven consists of three different materials, as depicted in Figure. • The first layer is composed of 5 cm of insulating cement with a clay binder that has a thermal conductivity of 0.08 W/m.K. • The second layer is made from 15 cm of 6-ply asbestos board with a thermal conductivity of 0.074 W/mK (W/m.°C). • The exterior consists of 10-cm common brick with a thermal conductivity of 0.72 W/mK (W/m °C). • The...
PLEASE WRITE/PRINT CLEARLY PLEASE SOLVE USING THE FINITE ELEMENT WHICH INCLUDES THE MATRIXES 1. A wall of an industrial oven consists of two different materials, as depicted in Figure. The first layer is composed of 5 cm of insulating cement with a clay binder that has a thermal conductivity of 0.08 W/m K. The second layer is made from 15 cm of 6-ply asbestos board with a thermal conductivity of 0.074 W/mK (W/m °C). The inside oven air is 400°C...
PLEASE WRITE/PRINT CEARLY AND SOLVE USING THE FINITE ELEMENT METHOD WHICH INCLUDE MATRICIES 1. A wall of an industrial oven consists of two different materials, as depicted in Figure. The first layer is composed of 5 cm of insulating cement with a clay binder that has a thermal conductivity of 0.08 W/m K. The second layer is made from 15 cm of 6-ply asbestos board with a thermal conductivity of 0.074 W/mK (W/m °C). The inside oven air is 400°C...
Problem 1: (10 points) The composite wall of an oven consists of three materials, two of which are of known thermal conductivity, k 20 W/mK and ke-50 W/m.K, and known thickness, La 0.30 m and 0.15 m. The third material, B, which is sandwiched between materials A and C is of known thickness, 0.15 m, but unknown thermal conductivity ks. Under steady-state operating conditions, measurements reveal an outer surface temperature of 20°C, an inner surface temperature of T 600°C, and...
The composite wall of an oven consists of threematerials, two of which are of known thermal conductivity,kA = 20 W/m•K and kC =50 W/(m•K), and known thickness, LA =0.30m and LC = 0.15m. The third material,B, which is sandwiched between materials A andC, is known thickness, LB = 0.15m, butunknown thermal conductivity kB. Under steady-state operating conditions, measurementsreveal an outer surface temperature of Ts,o =20ºC, an inner surface temperature of Ts,i= 600ºC, and an oven air temperature ofT¥=800ºC. The inside...
A plane wall is composed of two materials. Material A has a uniform heat generation of 100 kW/m3, a thermal conductivity of 50 W/mK, and a thickness of 10 cm. The inner surface of material A is well insulated. The other surface of material A is connected to Material B which has no generation with a thermal conductivity of 100 W/mK and a thickness of 20 cm. The outer surface of material B is cooled by ambient air at 300...
III. A composite walled window separates oven cavity from room air. The composite is to consist of two high temperature plastics of thickness L. = 2L. and thermal conductivities k = 0.15 W/(m·K) and k, = 0.08 W/( m K). During the self-cleaning process, the oven w and oven air temperatures are at 400°C, while the room air temperature is at 25°C. The insid convection coefficient, outside convection coefficient, and radiation heat transfer coefficient to be confused with Stefan Boltzmann...
QUESTION 1 Quarter of the area of a 5m x 3m outside wall of a house is made of glass windows. The wall is 15 cm thick and has an average thermal conductivity of 0.8 W/m K. The window glass is 8 mm thick and has an average thermal conductivity of 0.15 W/m K. On a winter day the inside temperature of the wall and the glass is 20°C, and the outside air temperature is -10°C. The outside convection heat...