In an olive oil process plant, eight thin steel baffle plates are to be installed in a rectangular conduit to serve as flow straighteners as indicated in figure 3. The olive oil flow through the conduit and baffle plates. The Reynolds number at the inlet to the baffle plates is 4000. 3.1 3.2 3.3 U b h W h b = 225 mm h = 150 mm w = 130 mm Properties of olive oil: Dynamic viscosity: 0.08 Pa.s Density: 841.8 kg/m³ Figure 3 Determine the free stream velocity (U) at the baffle inlet and the volumetric flow rate. It is required that the boundary layer must be laminar across the baffle plates. Determine if it will be the case. Calculate the boundary layer thickness at the leading edge, center, and trailing edge of the baffle plate. Calculate the displacement thickness at the trailing edge and determine the corresponding free stream velocity.

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Chapter6: Forced Convection Over Exterior Surfaces
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QUESTION 3
In an olive oil process plant, eight thin steel baffle plates are to be installed in a
rectangular conduit to serve as flow straighteners as indicated in figure 3. The olive oil
flow through the conduit and baffle plates. The Reynolds number at the inlet to the
baffle plates is 4000.
3.1
3.2
3.3
U
b
h
3
a
h
b = 225 mm
h = 150 mm
w = 130 mm
Properties of olive oil:
Dynamic viscosity: 0.08 Pa.s
Density: 841.8 kg/m³
b
Figure 3
Determine the free stream velocity (U) at the baffle inlet and the volumetric flow
rate. It is required that the boundary layer must be laminar across the baffle
plates. Determine if it will be the case.
Calculate the boundary layer thickness at the leading edge, center, and trailing
edge of the baffle plate.
Calculate the displacement thickness at the trailing edge and determine the
corresponding free stream velocity.
Transcribed Image Text:QUESTION 3 In an olive oil process plant, eight thin steel baffle plates are to be installed in a rectangular conduit to serve as flow straighteners as indicated in figure 3. The olive oil flow through the conduit and baffle plates. The Reynolds number at the inlet to the baffle plates is 4000. 3.1 3.2 3.3 U b h 3 a h b = 225 mm h = 150 mm w = 130 mm Properties of olive oil: Dynamic viscosity: 0.08 Pa.s Density: 841.8 kg/m³ b Figure 3 Determine the free stream velocity (U) at the baffle inlet and the volumetric flow rate. It is required that the boundary layer must be laminar across the baffle plates. Determine if it will be the case. Calculate the boundary layer thickness at the leading edge, center, and trailing edge of the baffle plate. Calculate the displacement thickness at the trailing edge and determine the corresponding free stream velocity.
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