Flow through an Open Channel

water level (m)

1.485

width (m)

0.498

height above weir = 0.4850 m

flow = 0.4967

3

m

/s

This Demonstration calculates the water flow through an open channel. A rectangular weir is the most commonly used thin plate weir. You can vary the weir width as well as water flow height. The discharge effect, viscosity effects, and surface tension are not considered.