Predicting Multi-wall Structural Response to Hypervelocity Impact Using the Hull CodeGeorge C. Marshall Space Flight Center, 1993 - 93 pages |
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3.175 MM VELOCITY 4.0 INCH SEP 4IN SEP 6KM/S Figure 7.0 Radius cm Axial Distance cm ballistic limit curves bumper plate bumper system cm Density 14.0 cm Radius cm CM STAND-OFF WALL cm² Code Impact Simulation Color Values gm/cm³ Cycle CYL AT 6KM/S Cylindrical Projectile Figure Cylindrical Projectile Impact Cylindrical Projectile L/d DEG Pressure Wall Distance cm Density double-bumper systems EHSS-2B Energy experimental results Experimental Test Final Output Frame hole diameter HULL Code Impact HULL code predictions Huntsville hypervelocity impact response impact conditions Impact Engng Impact Simulation NR-67 impact testing inner bumper KM/S L/d ratio multi-wall structural response NASA Normal Impact numerical impact simulations numerical simulations ODEG outer bumper pressure wall damage pressure wall perforation pressure wall plate PROJ Radius cm Problem Radius cm Radius Rear response to hypervelocity shock wave single-bumper system Space Flight Center Spacecraft spherical projectile impact Table Test-by-Test Comparison wall damage areas yaw angle