definição de lamina hidráulica do canal, Exercícios de Hidráulica

Baixe definição de lamina hidráulica do canal e outras Exercícios em PDF para Hidráulica, somente na Docsity!

A circular channel of 3.0 m diameter carries discharge of 2.

Manning's roughness coefficient is 0.012.

Find the normal depth of flow.

ries discharge of 2.0 m^3 /s. It is laid on a slope of 0.0005.

Normal depth It is the depth of flow at which a given discharge flows as uniform flow in a channel

Diameter D (m) Area Slope S Perimeter Angle Hydraulic Radius Top Width Discharge Q (m^3 /s) Manning's n (s/m1/3)

A circular channel of 3.0 m diameter

slope of 0.0005. Manning's roughnes

Find the normal depth of flow.

𝐷^(8⁄3) )

〖𝐴𝑅〗 ^( 2 ⁄

3 )/𝐷^( 8 ⁄ 3 )

𝐴=𝐷^2/8 (2𝜃−𝑠𝑖𝑛2𝜃)

𝜃= 〖 𝑐𝑜𝑠〗 ^(−1)

0.012 Find y by trial and error/ Use Solver 0.0573 Depth y 0.0573 iteration 1 1. Iteration 2 1. Iteration 3 0.

nel of 3.0 m diameter carries discharge of 2.0 m^3 /s. It is laid on a

. Manning's roughness coefficient is 0.012.

l depth of flow.

^(8⁄3) ) 𝑄𝑛/(√𝑆 𝐷^(8⁄3) )= 〖𝐴

𝑅〗 ^( 2 ⁄ 3 )/𝐷^( 8 ⁄ 3 )

Wetted Perimeter Hydraulic Radius P R 3.6929 0.5585 0.0747 0. 4.1083 0.6427 0.1050 0. 3.4146 0.4992 0.0573 0.

𝐷^(8⁄3) )

〖𝐴𝑅〗 ^( 2 ⁄

3 )/𝐷^( 8 ⁄ 3 )

𝑅^(2/3)

𝐴^(5/3)/𝑃^(2/3)

)/8^(5/3)

)^(5/3)/(𝐷𝜃)^(2/3)

𝐷^(8⁄3) )= 〖𝐴𝑅〗 ^( 2 ⁄ 3 )/𝐷^( 8 ⁄ 3 ) =1/

^(2/3)/𝜃^(2/3)

Top Width Difference from target value T 0.017 2. 0.048 2. 0.000 2.