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Pressure Ratio is ratio of final to initial pressure. Check FAQs
rp=1+0.15Chi bar
rp - Pressure Ratio?Chi bar - Viscous Interaction Similarity Parameter?

Pressure Ratio for Cold-Wall Case Strong Interaction Example

With values
With units
Only example

Here is how the Pressure Ratio for Cold-Wall Case Strong Interaction equation looks like with Values.

Here is how the Pressure Ratio for Cold-Wall Case Strong Interaction equation looks like with Units.

Here is how the Pressure Ratio for Cold-Wall Case Strong Interaction equation looks like.

1.225Edit=1+0.151.5Edit
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Pressure Ratio for Cold-Wall Case Strong Interaction Solution

Follow our step by step solution on how to calculate Pressure Ratio for Cold-Wall Case Strong Interaction?

FIRST Step Consider the formula
rp=1+0.15Chi bar
Next Step Substitute values of Variables
rp=1+0.151.5
Next Step Prepare to Evaluate
rp=1+0.151.5
LAST Step Evaluate
rp=1.225

Pressure Ratio for Cold-Wall Case Strong Interaction Formula Elements

Variables
Pressure Ratio
Pressure Ratio is ratio of final to initial pressure.
Symbol: rp
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Viscous Interaction Similarity Parameter
Viscous Interaction Similarity Parameter is the similarity parameter that governs laminar viscous interactions, both strong and weak, is chi bar.
Symbol: Chi bar
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other Formulas to find Pressure Ratio

​Go Pressure Ratio for Cold-Wall Case Weak Interaction
rp=1+0.078Chi bar

Other formulas in Supersonic Aerothermodynamics category

​Go Wall Density of Fluid over Flat Plate
ρw=ρeTwTstatic
​Go Viscosity of Wall using Wall Temperature and Static Temperature
μw=μeTwTstatic
​Go Mach Number over Flat Plate using Static Temperature and Wall Temperature
M=TwTstatic-1γ-12
​Go Total Temperature over Flat Plate under Viscous Mach Flow
Tt=Tstatic+Tstatic(γ-12)M2

How to Evaluate Pressure Ratio for Cold-Wall Case Strong Interaction?

Pressure Ratio for Cold-Wall Case Strong Interaction evaluator uses Pressure Ratio = 1+0.15*Viscous Interaction Similarity Parameter to evaluate the Pressure Ratio, The Pressure ratio for cold-wall case strong interaction formula is defined as the function of Viscous interaction similarity parameter and it helps to find the viscous interaction on the body. Pressure Ratio is denoted by rp symbol.

How to evaluate Pressure Ratio for Cold-Wall Case Strong Interaction using this online evaluator? To use this online evaluator for Pressure Ratio for Cold-Wall Case Strong Interaction, enter Viscous Interaction Similarity Parameter (Chi bar) and hit the calculate button.

FAQs on Pressure Ratio for Cold-Wall Case Strong Interaction

What is the formula to find Pressure Ratio for Cold-Wall Case Strong Interaction?
The formula of Pressure Ratio for Cold-Wall Case Strong Interaction is expressed as Pressure Ratio = 1+0.15*Viscous Interaction Similarity Parameter. Here is an example- 1.225 = 1+0.15*1.5.
How to calculate Pressure Ratio for Cold-Wall Case Strong Interaction?
With Viscous Interaction Similarity Parameter (Chi bar) we can find Pressure Ratio for Cold-Wall Case Strong Interaction using the formula - Pressure Ratio = 1+0.15*Viscous Interaction Similarity Parameter.
What are the other ways to Calculate Pressure Ratio?
Here are the different ways to Calculate Pressure Ratio-
  • Pressure Ratio=1+0.078*Viscous Interaction Similarity ParameterOpenImg
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