CLOSED CIRCUIT TEST RIG : APPARATUS FOR DETERMINATION OF CD OF NOTCHES

  1. Apparatus consists of an M.S. supply tank of size 100 liters with baffles and screens for steadying the water and a provision to fix the interchangeable notches. A hook/pointer gauge with suitable fittings is provided to measure the water level. A stop watch and an M.S. collecting tank of size 90 liters., with a gauge glass scale fitting, a drain valve and a bend are provided to measure the actual flow rate.
  2. The following set of 5 notches of size made of 10 gauge brass sheets are provided to conduct the experiments
    1. Rectangular Notch.
    2. Trapezoidal (Cippolotti) notch.
    3. V notch (90 deg).
    4. Broad crested weir.
    5. Ogee weir.
  3. A 220 volt AC, 1.0 HP, single phase monoblock ISI pumpset with suitable pipe fittings, strainer foot valve, and switch is provided to supply water to the test rig.
  4. A sump tank of size 250 liters with suitable drain is provided to store the water. A strong iron stand fitted with wheels supports the complete test rig. The unit is moveable. All tanks are provided with FRP lining for total rust protection

 

Flow Over Notch Apparatus - Jagajeet marketing