Local Turbulent Skin-Friction Coefficient for Incompressible Flow Solution

STEP 0: Pre-Calculation Summary
Formula Used
Local Skin-Friction Coefficient = 0.02296/(Local Reynolds Number^0.139)
Cf = 0.02296/(Rel^0.139)
This formula uses 2 Variables
Variables Used
Local Skin-Friction Coefficient - Local Skin-Friction Coefficient specifies the fraction of the local dynamic pressure.
Local Reynolds Number - Local Reynolds Number is the ratio of inertial forces to viscous forces.
STEP 1: Convert Input(s) to Base Unit
Local Reynolds Number: 0.55 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Cf = 0.02296/(Rel^0.139) --> 0.02296/(0.55^0.139)
Evaluating ... ...
Cf = 0.0249494783598069
STEP 3: Convert Result to Output's Unit
0.0249494783598069 --> No Conversion Required
FINAL ANSWER
0.0249494783598069 0.024949 <-- Local Skin-Friction Coefficient
(Calculation completed in 00.004 seconds)

Credits

Created by Sanjay Krishna
Amrita School of Engineering (ASE), Vallikavu
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Indian Institute for Aeronautical Engineering and Information Technology (IIAEIT), Pune
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Mach Number at Reference Temperature
Go Mach Number = sqrt((Reference temperature/Static Temperature-(1+0.58*(Wall Temperature/Static Temperature-1)))/0.032)
Wall Temperature using Reference Temperature
Go Wall Temperature = Static Temperature/0.588*(Reference temperature/Static Temperature-(1+0.032*Mach Number^2))+1
Reference Temperature Equation
Go Reference temperature = Static Temperature*(1+0.032*Mach Number^2+0.58*(Wall Temperature/Static Temperature-1))
Static Velocity of Plate using Chord Length for Flat Plate Case
Go Static Velocity = (Reynolds number using chord length*Static Viscosity)/(Static density*Chord Length)
Static Density of Plate using Chord Length for Flat Plate Case
Go Static density = (Reynolds number using chord length*Static Viscosity)/(Static Velocity*Chord Length)
Chord Length for Flat Plate Case
Go Chord Length = (Reynolds number using chord length*Static Viscosity)/(Static Velocity*Static density)
Static Viscosity of Plate using Chord Length for Flat Plate Case
Go Static Viscosity = Static density*Static Velocity*Chord Length/Reynolds number using chord length
Reynolds Number for Chord Length
Go Reynolds number using chord length = Static density*Static Velocity*Chord Length/Static Viscosity
Stanton Number Obtained from Classical Theory
Go Stanton Number = 0.332/sqrt(Local Reynolds Number)*Prandtl Number^(-2/3)
Overall Skin-Friction Drag Coefficient
Go Overall Skin-friction Drag Coefficient = 1.328/sqrt(Reynolds number using chord length)
Overall Skin-Friction Drag Coefficient for Incompressible Flow
Go Overall Skin-friction Drag Coefficient = 0.02667/(Reynolds number using chord length)^0.139
Reynolds Number for Chord Length using Overall Skin-Friction Drag Coefficient
Go Reynolds number using chord length = (1.328/Overall Skin-friction Drag Coefficient)^2
Local Turbulent Skin-Friction Coefficient for Incompressible Flow
Go Local Skin-Friction Coefficient = 0.02296/(Local Reynolds Number^0.139)
Local Reynolds Number
Go Local Reynolds Number = (0.664^2)/Local Skin-Friction Coefficient^2
Turbulent Flat-Plate Skin-Friction Coefficient
Go Skin friction coefficient = 0.0592/(Local Reynolds Number)^0.2

Local Turbulent Skin-Friction Coefficient for Incompressible Flow Formula

Local Skin-Friction Coefficient = 0.02296/(Local Reynolds Number^0.139)
Cf = 0.02296/(Rel^0.139)

What is a local Reynolds number?

Based on these observations and the energy equation of a disturbed fluid element, a local Reynolds number Re L is derived to represent the maximum ratio of the energy supplement to the energy dissipation in a cross section

How to Calculate Local Turbulent Skin-Friction Coefficient for Incompressible Flow?

Local Turbulent Skin-Friction Coefficient for Incompressible Flow calculator uses Local Skin-Friction Coefficient = 0.02296/(Local Reynolds Number^0.139) to calculate the Local Skin-Friction Coefficient, The Local turbulent skin-friction coefficient for incompressible flow formula is defined as the function of local Reynolds number and a constant. Local Skin-Friction Coefficient is denoted by Cf symbol.

How to calculate Local Turbulent Skin-Friction Coefficient for Incompressible Flow using this online calculator? To use this online calculator for Local Turbulent Skin-Friction Coefficient for Incompressible Flow, enter Local Reynolds Number (Rel) and hit the calculate button. Here is how the Local Turbulent Skin-Friction Coefficient for Incompressible Flow calculation can be explained with given input values -> 0.024949 = 0.02296/(0.55^0.139).

FAQ

What is Local Turbulent Skin-Friction Coefficient for Incompressible Flow?
The Local turbulent skin-friction coefficient for incompressible flow formula is defined as the function of local Reynolds number and a constant and is represented as Cf = 0.02296/(Rel^0.139) or Local Skin-Friction Coefficient = 0.02296/(Local Reynolds Number^0.139). Local Reynolds Number is the ratio of inertial forces to viscous forces.
How to calculate Local Turbulent Skin-Friction Coefficient for Incompressible Flow?
The Local turbulent skin-friction coefficient for incompressible flow formula is defined as the function of local Reynolds number and a constant is calculated using Local Skin-Friction Coefficient = 0.02296/(Local Reynolds Number^0.139). To calculate Local Turbulent Skin-Friction Coefficient for Incompressible Flow, you need Local Reynolds Number (Rel). With our tool, you need to enter the respective value for Local Reynolds Number 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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