Study of Flows In an Open Channel Section – BCI 100

Teaching Experimental Applications (View Datasheet (pdf))

  • Study of a system of open channel
  • Study of a sub critical flow
  • Study of a supercritical flow
  • Effect of the inclination of the channel
  • Study of various weirs :

– weir with thin wall without lateral contraction

– weir with thin wall lateral contraction

– weir with thin-walled triangular

– weir with thick threshold

  • Calculations of flow rates
  • Visualization of flows
Study of Flows In an Open Channel Section - BCI 100

Study of Flows In an Open Channel Section – BCI 100

Technical Detail (View Specification (docx) )

  • Bench composed of a transparent section of open channel, a centrifugal pump, a flowmeter, a storage tank and two plenum areas.
  • Pump controlled by a frequency variator.
  • Able to demonstration of subcritical or supercritical regimes. 

Open channel                    

Transparent walls

Section: 160X340mm

Length : 4000mm

The channel is equipped with a movable limnimeter for measuring the depth

Location for weirs                   

4 weirs provided : – weir with thin wall without lateral contraction,  weir with thin wall lateral contraction                     , weir with thin-walled triangular and weir with thick

Tank upstream plenum                    

  • Polyethylene beige tank
  • Drain valve in the lower part

Mechanical inclination system:- Screw system , Manual actuation and An inclinometer indicates the angle of inclination


  • Electromagnetic flowmeter, Local digital display
  • Flow rate control valve

Circulation pump   

  • Centrifugal motor pump, The pump speed is controlled by a frequency with manual set point

Tank plenum downstream: Polyethylene beige tank, Direct flow in the storage tank

Electrical box

  • Main switch, LED voltage presence, Start / stopping the pump, Setting the pump speed and button for   emergency stop

Weir of water storage: Green fiber tank, Transparent lid, Drain valve in the lower part, Low level sensor                     Volume : 500 L

Supply in Water : 500 L (tank)

Dimensions and Weight:

  • Dimension (LxWxH): 5500 mm x 1000mm x 1900mm
  • Weight : 460 kg


  • User Manual
  • Pedagogical manual
  • Technical documentation of the components
  • Lab exercises
  • Certificate of conformity CE

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