Flow Over Flat Plate

1
Flow Over Flat Plate

• Comparison of
• ANSYS, FLUENT and
• Theoretical Solution
• Tyre Bateman
• Kevin Price
• William Blattman

2
Problem Statement
Air _at_ 20 C
v 0.5 m/s
0.25 m
Tsurface 50 C
1 m
3
Governing Equations/Known Values

• Theoretical
• d 5.0/(u8/?x)
• yt d Pr3
• Analytical
• (u/ u8) 0.99
• (Ts-T)/(Ts-T8) 0.99

• u8 0.5 m/s
• ? 1.6507e-05
• Pr 0.713
• Tsurface 50 C
• Tair 20 C

4
ANSYS Velocity/Temp
Velocity boundary layer
Temperature boundary layer
5
Fluent Velocity/Temp
Velocity boundary layer
Temperature boundary layer
6
Theoretical vs. Analytical Velocity Boundary
Layer
7
Theoretical vs. AnalyticalTemperature Boundary
Layer