Free and forced vortex; point gauges to detect surface profiles Features - generation and investigation of free and forced vortices - different inserts for the water drain - impeller for generating a forced vortex Learning objectives/experiments - visualisation of various vortices - investigation of free and forced vortices - representation of surface profiles - determination of velocity Specification [1] generation and investigation of vortices [2] transparent tank allows visualisation of vortex formation [3] two nozzles for radial water supply (free vortex) [4] two nozzles for tangential water supply (forced vortex) [5] different inserts for the water drain to generate free vortex [6] impeller for generating a forced vortex [7] point gauges detect the surface profile [8] flow rate determined by HM 150 base module [9] water supply using HM 150 base module or via laboratory supply Technical data Tank - diameter: 250mm - height: 190mm 4 inserts for the water drain - diameter: 8, 12, 16 and 24mm Impeller with 3 blades Vertical point gauge - 6 movable rods Horizontal point gauge - 2 movable rods Measuring tube, movable - horizontal 0...90mm, vertical 70...190mm - diameter: 4mm LxWxH: 640x400x675mm Weight: approx. 18kg