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  1. ProjEngAnalyst

    Odd acceleration data at high sampling rate

    Very good, Thanks. So how is it that you have resolved the peak accel of the member vs the peak accel of the instrument?
  2. ProjEngAnalyst

    Odd acceleration data at high sampling rate

    "The results you are seeing are not unexpected. I see very similar results on an impact testing rig with an accelerometer quite rigidly coupled to the impact face of a 300 kg "hammer". Although the hammer is "rigid" for the purposes of the impact, it is somewhat short of being a "rigid" body. We...
  3. ProjEngAnalyst

    Odd acceleration data at high sampling rate

    I haven't. I won't even be setting up the model. We have a more experienced analyst that will be doing it. I am somewhat of his protege. We have been discussing this data and neither of us feel comfortable with it. BTW, we have been using the cumulative damage method in this manner for a long...
  4. ProjEngAnalyst

    Odd acceleration data at high sampling rate

    All, Sorry for the delay. "you're reading experimental data, and know that the experiment didn't break the truck. therefore you know (well, to a reasonably high degree of certainty) that no impossibly high load was applied to the truck." This is absolutely true. Which is why I feel that...
  5. ProjEngAnalyst

    Odd acceleration data at high sampling rate

    Hi all, I have some acceleration data that was taken from a very stiff location near the rear wheel mounting position on a 4 wheeled vehicle. The terrain traversed is mild to moderately aggressive (most aggressive would be a curb hit at approx 10 mph). The vehicle has no suspension, thus the...

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