Lift and Drag analysis of aircraft antenna housing

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Meshed Radar dome
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Pressure distribution
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Mach No. Contour


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Velocity vectors
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Temperature contour
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Density distribution

Objective:

A radar attached to the top of the fuselage of a surveillance plane was to be analyzed for lift and drag force due to the slide of aircraft in the air, at different altitudes, speeds and slide angles.

Methodology:

3D external Compressible Fluid Flow Analysis was carried out. The analysis was carried out at different mach numbers, different altitudes and different slide angles. The analysis was carried out at a height of 50000ft, Mach number of 0.7 and slide angles of 0°, 5°, 10° &20°. Increase in the slide angle increases the force. The drag forces obtained by parametric study were presented in the table.

 
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