Vibrating piles Vibrations of a single pile in a flow, observation of a Karman vortex street Features - vibrations of a single pile in a flow Learning objectives/experiments - vibration of a single pile -- observation of a Karman vortex street -- effect of the rod diameter -- effect of additional masses - determining natural frequencies Specification [1] rods as vibrating piles for the experimental flume HM 160 [2] 3 single rods with different diameters [3] holder for weights and weights as additional mass for the single rods [4] single rod is attached to the flume bottom for experiments Technical data Single rods: 420mm long, made of PVC - Ø 4mm - Ø 6mm - Ø 8mm Weights - 1x 100g - 1x 9g - 1x 37g (holder) Weight: approx. 1kg