Application of Analysis and Models to Structural Dynamic Problems Related to the Apollo-Saturn V Launch Vehicle |
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acceleration loads amplitude analysis analytical and experimental anomaly Apollo Apollo-Saturn assembly asymmetric bending cables calculated frequency center line chapter CM-LES Correlate cruciform damping deflection shapes deformation Figure IV-5 flexible flight loads forced response forward skirt free-body full-scale full-stack and short-stack full-stack configuration full-stack model input force Langley Research Center lateral to longitudinal launch escape system launch vehicle LM center LM model LM pitch mode LM plane LM-2 model LM-SLA interface loads simulation longitudinal and lateral longitudinal and pitch longitudinal excitation longitudinal force longitudinal mode longitudinal response lunar module mass mode shapes model station moment of inertia motion NASA normal displacements payload peak pitch and longitudinal pitch direction pitch force pitch response pulleys response shape S-IC S-II S-IV S-IVB Saturn scaled shaker short-stack configuration short-stack model shown in figure SLA shell SLA-1 model SM tanks stack static load stiffness structural dynamic studies transducers vibration modes vibratory