Warning! This analysis has been indicted in the failure of Hermes Flight 2!
Overview
This is a first pass mechanical sizing of fin can structural requirements. It makes a lot of conservative assumptions.
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F_{fin} = \frac{1}{2}* C_L* \rho* V^2 |
Integrating this over the length of the fin we can obtain the moment
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M_{fin} = \frac{1}{2}* C_L* \rho* V^2 \int_{0}^{H}c* r* dr |
c = chord length at fin height r
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Structural Calculations
From constitutive relations compatibility we can write the following
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