Fig. 1. Pyramidal Sandwich Structures (a) Sandwich panel (b) Unitcell of pyramidal truss
Fig. 2. 3D geometry model construction
Fig. 3. Boundary conditions
Fig. 4. Pressure Drop (Simulation #2)
Fig. 5. Velocity Distribution (Simulation #2)
Fig. 6. Temperature Distribution (Simulation #2)
Fig. 7. Friction factor and Nusselt number with respect to Reynolds number
Fig. 8. Flow pattern around a pyramidal truss core of α =35˚, (a) V=1m/s, (b) V=15m/s.
Fig. 9. Friction factor and Nusselt number with respect to truss angle.
Table 1. Summary of CFD analysis
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