Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) Calculator

✖Mach number is a dimensionless quantity representing the ratio of flow velocity past a boundary to the local speed of sound.ⓘ Mach Number [M]			+10% -10%
✖Drag Coefficient is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water.ⓘ Drag Coefficient [C_D]			+10% -10%
✖Distance from X-Axis is defined as the distance from the point where stress is to be computed to XX axis.ⓘ Distance from X-Axis [y]			+10% -10%
✖Diameter is a straight line passing from side to side through the center of a body or figure, especially a circle or sphere.ⓘ Diameter [d]			+10% -10%

✖Pressure Ratio is ratio of final to initial pressure.ⓘ Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) [r_p]

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Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) Solution

STEP 0: Pre-Calculation Summary

Formula Used

Pressure Ratio = 0.121*Mach Number^2*(Drag Coefficient/(Distance from X-Axis/Diameter))^(2/3)
r_p = 0.121*M^2*(C_D/(y/d))^(2/3)
This formula uses 5 Variables

Variables Used

Pressure Ratio - Pressure Ratio is ratio of final to initial pressure.
Mach Number - Mach number is a dimensionless quantity representing the ratio of flow velocity past a boundary to the local speed of sound.
Drag Coefficient - Drag Coefficient is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water.
Distance from X-Axis - (Measured in Meter) - Distance from X-Axis is defined as the distance from the point where stress is to be computed to XX axis.
Diameter - (Measured in Meter) - Diameter is a straight line passing from side to side through the center of a body or figure, especially a circle or sphere.

STEP 1: Convert Input(s) to Base Unit

Mach Number: 5.5 --> No Conversion Required
Drag Coefficient: 0.19866 --> No Conversion Required
Distance from X-Axis: 2.2 Meter --> 2.2 Meter No Conversion Required
Diameter: 2.425 Meter --> 2.425 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

r_p = 0.121*M^2*(C_D/(y/d))^(2/3) --> 0.121*5.5^2*(0.19866/(2.2/2.425))^(2/3)

Evaluating ... ...

r_p = 1.32977167555111

STEP 3: Convert Result to Output's Unit

1.32977167555111 --> No Conversion Required

FINAL ANSWER

1.32977167555111 ≈ 1.329772 <-- Pressure Ratio

(Calculation completed in 00.004 seconds)

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Amrita School of Engineering (ASE), Vallikavu

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< Planar and Blunt Slab Blast Wave Calculators

Creation Pressure for Planar Blast Wave

LaTeX Go Pressure = [BoltZ]*Freestream Density*(Energy for Blast Wave/Freestream Density)^(2/3)*Time Required for Blast Wave^(-2/3)

Energy for Blast Wave

LaTeX Go Energy for Blast Wave = 0.5*Freestream Density*Freestream Velocity^2*Drag Coefficient*Area for Blast Wave

Radial Coordinate for Planar Blast Wave

LaTeX Go Radial Coordinate = (Energy for Blast Wave/Freestream Density)^(1/3)*Time Required for Blast Wave^(2/3)

Time Required for Blast Wave

LaTeX Go Time Required for Blast Wave = Distance from X-Axis/Freestream Velocity

Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) Formula

LaTeX Go

Pressure Ratio = 0.121*Mach Number^2*(Drag Coefficient/(Distance from X-Axis/Diameter))^(2/3)
r_p = 0.121*M^2*(C_D/(y/d))^(2/3)

What is blast wave?

In fluid dynamics, a blast wave is the increased pressure and flow resulting from the deposition of a large amount of energy in a small, very localised volume.

How to Calculate Blunt-Nosed Flat Plate Pressure Ratio (First Approximation)?

Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) calculator uses Pressure Ratio = 0.121*Mach Number^2*(Drag Coefficient/(Distance from X-Axis/Diameter))^(2/3) to calculate the Pressure Ratio, Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) formula is defined as a dimensionless quantity that characterizes the pressure distribution on a blunt-nosed flat plate in hypersonic flow, providing a crucial parameter in the analysis of high-speed aerodynamics and blast wave phenomena. Pressure Ratio is denoted by r_p symbol.

How to calculate Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) using this online calculator? To use this online calculator for Blunt-Nosed Flat Plate Pressure Ratio (First Approximation), enter Mach Number (M), Drag Coefficient (C_D), Distance from X-Axis (y) & Diameter (d) and hit the calculate button. Here is how the Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) calculation can be explained with given input values -> 1.329772 = 0.121*5.5^2*(0.19866/(2.2/2.425))^(2/3).

FAQ

What is Blunt-Nosed Flat Plate Pressure Ratio (First Approximation)?

Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) formula is defined as a dimensionless quantity that characterizes the pressure distribution on a blunt-nosed flat plate in hypersonic flow, providing a crucial parameter in the analysis of high-speed aerodynamics and blast wave phenomena and is represented as r_p = 0.121*M^2*(C_D/(y/d))^(2/3) or Pressure Ratio = 0.121*Mach Number^2*(Drag Coefficient/(Distance from X-Axis/Diameter))^(2/3). Mach number is a dimensionless quantity representing the ratio of flow velocity past a boundary to the local speed of sound, Drag Coefficient is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment, such as air or water, Distance from X-Axis is defined as the distance from the point where stress is to be computed to XX axis & Diameter is a straight line passing from side to side through the center of a body or figure, especially a circle or sphere.

How to calculate Blunt-Nosed Flat Plate Pressure Ratio (First Approximation)?

Blunt-Nosed Flat Plate Pressure Ratio (First Approximation) formula is defined as a dimensionless quantity that characterizes the pressure distribution on a blunt-nosed flat plate in hypersonic flow, providing a crucial parameter in the analysis of high-speed aerodynamics and blast wave phenomena is calculated using Pressure Ratio = 0.121*Mach Number^2*(Drag Coefficient/(Distance from X-Axis/Diameter))^(2/3). To calculate Blunt-Nosed Flat Plate Pressure Ratio (First Approximation), you need Mach Number (M), Drag Coefficient (C_D), Distance from X-Axis (y) & Diameter (d). With our tool, you need to enter the respective value for Mach Number, Drag Coefficient, Distance from X-Axis & Diameter 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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