HM 169 Visualisation Of Seepage Flows Didactic Equipment School Educational Equipment Fluid Mechanics Lab Equipment
Graphical determination of flow nets; investigation of water pressure on structures Features - visualisation of two-dimensional seepage and groundwater flows - investigation of the water pressure on structures - closed water circuit Learning objectives/experiments - determining flow nets in permeable media graphically -- streamlines under a sheet pile -- streamlines through an earth dam -- drainage at an open ditch - determining the pressure curve at a foundation - determining the pressure curve at a retaining wall - groundwater levels over time in various models Specification [1] visualisation of two-dimensional seepage flows and investigation of water pressure at various models [2] closed water circuit [3] fluoresceine as a contrast medium [4] experimental section with tempered glass viewing window [5] fine-mesh screen to separate the experimental section from the feed and discharge chamber [6] height-adjustable overflows in the feed and discharge to adjust the water levels [7] 14 measuring connections with filters to detect the groundwater levels in the experimental section [8] "sheet pile" model for visualisation of streamlines [9] "retaining wall" and "foundation" models for demonstration of the water pressure [10] instruments: tube manometers, tubes on the "foundation" and "retaining wall" models Technical data Experimental section - usable volume: 82L - LxWxH: 1480x104x630mm Pump - max. flow rate: 4m3/h - max. head: 4m Tank for contrast medium: 0,5L Storage tank, stainless steel: 96L Models - "sheet pile" - "retaining wall" - "foundation" Measuring ranges - pressure: 14x 20...650mmWC 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 1900x800x1870mm Weight: approx. 230kg
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