Check vibration criteria. See points 1 and 2 in Kanti Mahajan.
Calculate maximum wind velocity at top of the structure. See points 5 and 6 in Kanti Mahajan.
Calculate first and second critical wind velocity, V 1 and V 2
where S …
Wind induced vibrations on tall vessels are a concern and AutoPIPE Vessel currentley has two methods to address this design consideration.
Obtain first the natural frequency ‘f’ of your vessel
Check for vibration possibility
If W/LDr 2 <=20…