Manning Equation (Abhay)

7/25/2019 Manning Equation (Abhay)

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Calculation of Uniform Open Ch

Ractangular Channel calculator

instruction : enter value in the Vlue Box

Inputs

Bottom width b = 0.6m

depth of flow h = 0.3 m

Manning roughness n = 0.0

channel Bottom slope ! = 0.003 m"m

slope in mm" 000mm .3

Velocity of flow as per NBC & N

(rape)o*ial Channel calculator


Inputs

#op width # = $ m

Bottom width b = m

depth of flow h = $ m


channel Bottom slope ! = 0.00% m"m

slope in mm"000mm %.0

(riangular Channel calculator


Inputs

!ide !lope ratio & = :. $

depth of flow h = m


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channel Bottom slope ! = 0.00% m"m

slope in mm"mm %.0

ipe Channel calculator


Inputs

'adius of pipe ( = 0.) m

Bottom width b = 0.$ m

depth of flow h = 0.$ m


channel Bottom slope ! = 0.00 m"m

slope in mm"000mm $.%


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nnel Flow Calculation - IS Units

Calculatation

*ross section area + = 0., m$

wetted -erimeter - = .$ m

/draulic reduis = +"-

' = 0.%0 m

(ischarge = 0.1 m3"s

+ve. Velocit/ V = 0.2% m"s

0.00

ormal ratice - !"#$ to %" m'sec

Calculatation

*ross section area + = 3 m$

wetted -erimeter - = %.$)$6)062 m

/drawlic reduis ' = 0.%1$$301 m

(ischarge = 3.$2$$$, m3"s

+ve. Velocit/ V = ).)301016m"s

Calculatation

*ross section area + = $.)$ m$

wetted -erimeter - = 6 6 m


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/drawlic reduis ' = 0.33333333 m

(ischarge = 1.)1,1$6) m3"s

+ve. Velocit/ V = 3.0203113m"s

Calculatation

*ross section area + = 0.06$, m$

wetted -erimeter - = 0.6$, m

/drawlic reduis ' = 0. m

(ischarge = 0.03$26% m3"s

+ve. Velocit/ V = 0.%$)010,$m"s


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0.$,$30,

0.001%


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0.06$,


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1 circular segment height

2 central angle

3 circular segment area

4 arc length

5 flow area

6 wetted perimeter

7 hydraulic radius

step solve for


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Manning Equation (Abhay)

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