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  • Users: elbrownos
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  1. elbrownos

    Interpreting vibration spec

    Hi All I have an environmental specification for a PLC which I'm struggling to interpret. Vibration Functional Stress5Hz to 9Hz Continuous1.7mm amplitude Occasional3.5mm amplitude Withstand10Hz to 150Hz Acceleration0.1g Endurance10Hz to 150Hz Acceleration0.5g What are the definitions of...
  2. elbrownos

    Cryogenic Vessel Design Tips

    Hi All I'm designing an LNG vessel as an onboard fuel supply for natural gas powered trucks. First prototype is performing ok but there is plenty of room for improvement. Mainly excessive heat inleak throught the feedthroughs and inner vessel supports. Incidentally it's insulated with 3M glass...

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