Roughness Coefficient using Flow Velocity Calculator

✖Conversion Factor is a numerical coefficient used to convert one set of units to another.ⓘ Conversion Factor [C]			+10% -10%
✖The Hydraulic Radius refers to the ratio of the cross-sectional area of a channel or pipe in which a fluid is flowing to the wet perimeter of the conduit.ⓘ Hydraulic Radius [r_H]			+10% -10%
✖The Energy Loss refers to the dissipation or reduction of energy within a system or process.ⓘ Energy Loss [S]			+10% -10%
✖The Flow Velocity refers to the speed at which a fluid (such as water) moves through a specific cross-section.ⓘ Flow Velocity [V_f]			+10% -10%

✖The Roughness Coefficient of Conduit Surface refers to the roughness or irregularity of the inner surface of a conduit through which fluid flows.ⓘ Roughness Coefficient using Flow Velocity [n_c]

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Roughness Coefficient using Flow Velocity Solution

STEP 0: Pre-Calculation Summary

Formula Used

Roughness Coefficient of Conduit Surface = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Flow Velocity
n_c = (C*r_H^(2/3)*S^(1/2))/V_f
This formula uses 5 Variables

Variables Used

Roughness Coefficient of Conduit Surface - The Roughness Coefficient of Conduit Surface refers to the roughness or irregularity of the inner surface of a conduit through which fluid flows.
Conversion Factor - Conversion Factor is a numerical coefficient used to convert one set of units to another.
Hydraulic Radius - (Measured in Meter) - The Hydraulic Radius refers to the ratio of the cross-sectional area of a channel or pipe in which a fluid is flowing to the wet perimeter of the conduit.
Energy Loss - (Measured in Joule) - The Energy Loss refers to the dissipation or reduction of energy within a system or process.
Flow Velocity - (Measured in Meter per Second) - The Flow Velocity refers to the speed at which a fluid (such as water) moves through a specific cross-section.

STEP 1: Convert Input(s) to Base Unit

Conversion Factor: 0.028 --> No Conversion Required
Hydraulic Radius: 0.33 Meter --> 0.33 Meter No Conversion Required
Energy Loss: 2 Joule --> 2 Joule No Conversion Required
Flow Velocity: 1.12 Meter per Second --> 1.12 Meter per Second No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

n_c = (C*r_H^(2/3)*S^(1/2))/V_f --> (0.028*0.33^(2/3)*2^(1/2))/1.12

Evaluating ... ...

n_c = 0.0168835706601999

STEP 3: Convert Result to Output's Unit

0.0168835706601999 --> No Conversion Required

FINAL ANSWER

0.0168835706601999 ≈ 0.016884 <-- Roughness Coefficient of Conduit Surface

(Calculation completed in 00.004 seconds)

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< Flow Velocity in Straight Sewers Calculators

Hydraulic Radius given Flow Velocity

LaTeX Go Hydraulic Radius = ((Flow Velocity*Roughness Coefficient of Conduit Surface)/(Conversion Factor*Energy Loss^(1/2)))^(3/2)

Roughness Coefficient using Flow Velocity

LaTeX Go Roughness Coefficient of Conduit Surface = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Flow Velocity

Flow Velocity using Manning's formula

LaTeX Go Flow Velocity = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Roughness Coefficient of Conduit Surface

Energy Loss given Flow Velocity

LaTeX Go Energy Loss = ((Flow Velocity*Roughness Coefficient of Conduit Surface)/(Conversion Factor*Hydraulic Radius^(2/3)))^2

Roughness Coefficient using Flow Velocity Formula

LaTeX Go

Roughness Coefficient of Conduit Surface = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Flow Velocity
n_c = (C*r_H^(2/3)*S^(1/2))/V_f

What is the Roughness Coefficient?

A value used in Manning's formula to determine energy losses of flowing water due to pipe or channel wall roughness.

How to Calculate Roughness Coefficient using Flow Velocity?

Roughness Coefficient using Flow Velocity calculator uses Roughness Coefficient of Conduit Surface = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Flow Velocity to calculate the Roughness Coefficient of Conduit Surface, The Roughness Coefficient using Flow Velocity is defined as the roughness coefficient of the pipe material when we have prior info of the rate of flow of water, energy loss, and hydraulic radius. Roughness Coefficient of Conduit Surface is denoted by n_c symbol.

How to calculate Roughness Coefficient using Flow Velocity using this online calculator? To use this online calculator for Roughness Coefficient using Flow Velocity, enter Conversion Factor (C), Hydraulic Radius (r_H), Energy Loss (S) & Flow Velocity (V_f) and hit the calculate button. Here is how the Roughness Coefficient using Flow Velocity calculation can be explained with given input values -> 0.896035 = (0.028*0.33^(2/3)*2^(1/2))/1.12.

FAQ

What is Roughness Coefficient using Flow Velocity?

The Roughness Coefficient using Flow Velocity is defined as the roughness coefficient of the pipe material when we have prior info of the rate of flow of water, energy loss, and hydraulic radius and is represented as n_c = (C*r_H^(2/3)*S^(1/2))/V_f or Roughness Coefficient of Conduit Surface = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Flow Velocity. Conversion Factor is a numerical coefficient used to convert one set of units to another, The Hydraulic Radius refers to the ratio of the cross-sectional area of a channel or pipe in which a fluid is flowing to the wet perimeter of the conduit, The Energy Loss refers to the dissipation or reduction of energy within a system or process & The Flow Velocity refers to the speed at which a fluid (such as water) moves through a specific cross-section.

How to calculate Roughness Coefficient using Flow Velocity?

The Roughness Coefficient using Flow Velocity is defined as the roughness coefficient of the pipe material when we have prior info of the rate of flow of water, energy loss, and hydraulic radius is calculated using Roughness Coefficient of Conduit Surface = (Conversion Factor*Hydraulic Radius^(2/3)*Energy Loss^(1/2))/Flow Velocity. To calculate Roughness Coefficient using Flow Velocity, you need Conversion Factor (C), Hydraulic Radius (r_H), Energy Loss (S) & Flow Velocity (V_f). With our tool, you need to enter the respective value for Conversion Factor, Hydraulic Radius, Energy Loss & Flow Velocity and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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