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A Fatigue Equivalence Method for Enveloping
Nonstationary Random Vibration
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enveloping_nonstationary.pdf
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An Alternate Damage-Potential Method for Enveloping Nonstationary Random Vibration
| nonstationary_damage_potential.pdf |
Piersol, The Analysis of Nonstationary Vibration Data
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nonstationary_data.pdf
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Software
Description
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Executable
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Source
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Shock response spectra for Q=10, 25, 50
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qsrs_threeq.exe |
qsrs_threeq.cpp |
Envelope via the VRS method for three Q cases |
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Envelope via the VRS method for three Q cases, second iteration |
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Synthesis of a time history to satisfy a power spectral density | psd_syn.exe | psdgen.cpp |
| SDOF time history response for three Q cases | arbit_threeq.exe | arbit_threeq.cpp |
| Rainflow cycle counting for three Q cases | rainflow_threeq.exe | rainflow_threeq.cpp |
| Fatigue damage for three Q cases and b=4 & b=6.4 | fatigue_threeq.exe | fatigue_threeq.cpp |
| Find the scale factors in preparation of second iteration if necessary | find_scale.exe | find_scale.cpp |
Batch routine for running several steps of the enveloping process
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