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Mechanical Impedance & Force Limited Testing

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TUTORIALS McNelis and Scharton, Benefits of Force Limiting Vibration Testing: TM-1999-209382.pdf Fitzpatrick and McNeill, Methods to Specify Random Vibration Acceleration Environments That Comply with Force Limit Specifications:  methods_rvae.pdf Scharton, Force Limited Vibration Testing Monograph: NASA_RP1403.pdf Scharton, NASA Force Limited Vibration Testing: NASA-HDBK-7004 NASA-HDBK-7004B Fackler, SVM-9, Equivalence Techniques for Vibration Testing: equiv.pdf Rice and Buehrle, Validation of Force Limited Vibration Testing at NASA Langley Research Center: NASA-2003-tm212404.pdf Chang, Structural Loads Prediction in Force-Limited Vibration Testing, 02-1113.pdf Heinrichs, Feasibility of Force-Controlled Spacecraft Vibration Testing using Notched Random Test Spectra: Heinrichs_force.pdf Painter, Use of Force and Acceleration Measurements in Specifying and Monitoring Laboratory Vibration Tests: Painter_test.pdf Pulgrano, Impedance Concerns in Vibration Testing: Pulgrano_impedance.pdf Salter, Taming the General-Purpose Vibration Test: Salter_test.pdf Hine, Evaluation of Conservatism in Low Frequency Vibration Test Control: Hine_low_frequency.pdf The Effect of Fixture Impedance in Vibration Testing: fixture_impedance.pdf Mass Loading Effects for Heavy Equipment and Payloads: mass_loading.pdf Matlab script: mass_loading.m Mass Loading Parametric Study via a Two-degree-of-freedom System: mass_load_two_dof.pdf Structural Response to an Applied Point Force in Terms of Mechanical Impedance: shock_impedance.pdf Electrical-Mechanical Analogy for Dynamic Systems: electrical_mechanical.pdf Also Refer to: Testing Standards

CASE HISTORIES Franken, Scharton, Mack, Comparison of Mariner Assembly-Level and Spacecraft-Level Vibration Tests: Mariner.pdf Chang & Sharton, Cassini Spacecraft & Instrument Force Limited Testing: Cassini_force.pdf Kern, Kuo, Scharton, Vibration and Acoustic Testing for Mars Micromission Spacecraft: 99-2092.pdf

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