Generation of surface waves via paddle swinging back and forth Features - generation of surface waves - operation via touch screen in HM 161 Learning objectives/experiments - observation of waves: different wave shapes - together with accessories: -- absorption and reflection of wave forces at different beaches (HM 161.80) -- behaviour of waves at piers (HM 161.46) Specification [1] wave generator for the experimental flume HM 161 [2] automatic identification of the accessory in the PLC [3] generation of surface waves via paddle swinging back and forth [4] drive of the paddle via crank mechanism and motor with gear [5] motor with variable speed via frequency converter [6] stroke of the crank mechanism manually infinitely adjustable [7] frequency of the crank mechanism continuously adjustable via touch screen of the PLC in HM 161 Technical data Motor - power output: 0,75kW - speed: 1400min-1 - output speed: 0...114min-1 Crank mechanism - stroke: 70...230mm - frequency: 0,18…1,83Hz 400V, 50Hz, 3 phases 230V, 60Hz, 3 phases LxWxH: 720x460x410mm (without connecting rod) Weight: approx. 140kg