Pressure Ratio for Insulated Flat Plate, Weak Interaction Calculator

✖Viscous Interaction Similarity Parameter is the similarity parameter that governs laminar viscous interactions, both strong and weak, is chi bar.ⓘ Viscous Interaction Similarity Parameter [Chi bar]

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✖Pressure Ratio is ratio of final to initial pressure.ⓘ Pressure Ratio for Insulated Flat Plate, Weak Interaction [r_p]

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Formula

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Pressure Ratio for Insulated Flat Plate, Weak Interaction

Formula

`"r"_{"p"} = 1 +0.31*"Chi bar"+0.05*"Chi bar"^2`

Example

`"1.5775"=1 +0.31*"1.50"+0.05*("1.50")^2`

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Pressure Ratio for Insulated Flat Plate, Weak Interaction Solution

STEP 0: Pre-Calculation Summary

Formula Used

Pressure Ratio = 1 +0.31*Viscous Interaction Similarity Parameter+0.05*Viscous Interaction Similarity Parameter^2
r_p = 1 +0.31*Chi bar+0.05*Chi bar^2
This formula uses 2 Variables

Variables Used

Pressure Ratio - Pressure Ratio is ratio of final to initial pressure.
Viscous Interaction Similarity Parameter - Viscous Interaction Similarity Parameter is the similarity parameter that governs laminar viscous interactions, both strong and weak, is chi bar.

STEP 1: Convert Input(s) to Base Unit

Viscous Interaction Similarity Parameter: 1.5 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

r_p = 1 +0.31*Chi bar+0.05*Chi bar^2 --> 1 +0.31*1.5+0.05*1.5^2

Evaluating ... ...

r_p = 1.5775

STEP 3: Convert Result to Output's Unit

1.5775 --> No Conversion Required

FINAL ANSWER

1.5775 <-- Pressure Ratio

(Calculation completed in 00.004 seconds)

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Created by Sanjay Krishna

Amrita School of Engineering (ASE), Vallikavu

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PSG College of Technology (PSGCT), Coimbatore

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< 15 Approximate Results Applied to Hypersonic Vehicles Calculators

Freestream Velocity over Flat Plate using Stanton Number

Go Freestream Velocity = Local Heat Transfer Rate/(Stanton Number*Freestream density*(Adiabatic Wall Enthalpy-Wall Enthalpy))

Freestream Density over Flat Plate using Stanton Number

Go Freestream density = Local Heat Transfer Rate/(Stanton Number*Freestream Velocity*(Adiabatic Wall Enthalpy-Wall Enthalpy))

Freestream Stanton Number for Flat Plate

Go Stanton Number = Local Heat Transfer Rate/(Freestream density*Freestream Velocity*(Adiabatic Wall Enthalpy-Wall Enthalpy))

Adiabatic Wall Enthalpy over Flat Plate using Stanton Number

Go Adiabatic Wall Enthalpy = Local Heat Transfer Rate/(Freestream density*Freestream Velocity*Stanton Number)+Wall Enthalpy

Local Heat Transfer over Flat Plate using Stanton Number

Go Local Heat Transfer Rate = Stanton Number*Freestream density*Freestream Velocity*(Adiabatic Wall Enthalpy-Wall Enthalpy)

Wall Enthalpy over Flat Plate using Stanton Number

Go Wall Enthalpy = Adiabatic Wall Enthalpy-Local Heat Transfer Rate/(Freestream density*Freestream Velocity*Stanton Number)

Free Stream Velocity over Flat Plate using Drag Force

Go Freestream Velocity = sqrt(Drag Force/(0.5*Freestream density*Reference Area*Drag Coefficient))

Coefficient of Drag over Flat under Freestream Flow Conditions

Go Drag Coefficient = Drag Force/(0.5*Freestream density*Freestream Velocity^2*Reference Area)

Freestream Density over Flat under Freestream Flow Conditions

Go Freestream density = Drag Force/(0.5*Drag Coefficient*Freestream Velocity^2*Reference Area)

Drag Force over Flat Plate

Go Drag Force = 0.5*Freestream density*Freestream Velocity^2*Reference Area*Drag Coefficient

Free Stream Velocity over Flat Plate with Freestream Conditions

Go Freestream Velocity = sqrt(2*(Total Specific Enthalpy-Freestream Specific Enthalpy))

Pressure Ratio for Insulated Flat Plate, Weak Interaction

Go Pressure Ratio = 1 +0.31*Viscous Interaction Similarity Parameter+0.05*Viscous Interaction Similarity Parameter^2

Free Stream Enthalpy over Flat Plate with Freestream Conditions

Go Freestream Specific Enthalpy = Total Specific Enthalpy-(Freestream Velocity^2)/2

Total Enthalpy over Flat Plate with Freestream Conditions

Go Total Specific Enthalpy = Freestream Specific Enthalpy+(Freestream Velocity^2)/2

Pressure Ratio for Insulated Flat Plate, Strong Interaction

Go Pressure Ratio = 0.514*Viscous Interaction Similarity Parameter+0.759

Pressure Ratio for Insulated Flat Plate, Weak Interaction Formula

Pressure Ratio = 1 +0.31*Viscous Interaction Similarity Parameter+0.05*Viscous Interaction Similarity Parameter^2
r_p = 1 +0.31*Chi bar+0.05*Chi bar^2

What is viscous interaction?

Viscous interaction is generally characterized as strong or weak interaction depending upon its effect on the wall properties, outer inviscid flow and growth of boundary layer thickness.

How to Calculate Pressure Ratio for Insulated Flat Plate, Weak Interaction?

Pressure Ratio for Insulated Flat Plate, Weak Interaction calculator uses Pressure Ratio = 1 +0.31*Viscous Interaction Similarity Parameter+0.05*Viscous Interaction Similarity Parameter^2 to calculate the Pressure Ratio, Pressure ratio for insulated flat plate, weak interaction formula is defined as function of Viscous interaction similarity parameter which helps to understand viscous interaction on flat plate. Pressure Ratio is denoted by r_p symbol.

How to calculate Pressure Ratio for Insulated Flat Plate, Weak Interaction using this online calculator? To use this online calculator for Pressure Ratio for Insulated Flat Plate, Weak Interaction, enter Viscous Interaction Similarity Parameter (Chi bar) and hit the calculate button. Here is how the Pressure Ratio for Insulated Flat Plate, Weak Interaction calculation can be explained with given input values -> 1.5775 = 1 +0.31*1.5+0.05*1.5^2.

FAQ

What is Pressure Ratio for Insulated Flat Plate, Weak Interaction?

Pressure ratio for insulated flat plate, weak interaction formula is defined as function of Viscous interaction similarity parameter which helps to understand viscous interaction on flat plate and is represented as r_p = 1 +0.31*Chi bar+0.05*Chi bar^2 or Pressure Ratio = 1 +0.31*Viscous Interaction Similarity Parameter+0.05*Viscous Interaction Similarity Parameter^2. Viscous Interaction Similarity Parameter is the similarity parameter that governs laminar viscous interactions, both strong and weak, is chi bar.

How to calculate Pressure Ratio for Insulated Flat Plate, Weak Interaction?

Pressure ratio for insulated flat plate, weak interaction formula is defined as function of Viscous interaction similarity parameter which helps to understand viscous interaction on flat plate is calculated using Pressure Ratio = 1 +0.31*Viscous Interaction Similarity Parameter+0.05*Viscous Interaction Similarity Parameter^2. To calculate Pressure Ratio for Insulated Flat Plate, Weak Interaction, you need Viscous Interaction Similarity Parameter (Chi bar). With our tool, you need to enter the respective value for Viscous Interaction Similarity Parameter and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Pressure Ratio?

In this formula, Pressure Ratio uses Viscous Interaction Similarity Parameter. We can use 1 other way(s) to calculate the same, which is/are as follows -

Pressure Ratio = 0.514*Viscous Interaction Similarity Parameter+0.759

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