Recommendations
Ergun equationDynamic viscosity of atmospheric airEstimated time for manual use of gate valvesHead loss coefficient of a partially open butterfly valveNusselt's number
Gutter
Gutter

Input data

B

b

Y

y

Slope (i)

Output data

Velocity

Flow

References

  • DAEE, CETESB. Drenagem Urbana Manual de Projeto. São Paulo: CETESB, 1980.