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Adiabatic Wall Enthalpy using Recovery Factor Formula

GoAdiabatic Wall Enthalpy for Flat Plate Formula

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The Adiabatic Wall Enthalpy is the heat content of a fluid in contact with an adiabatic wall, reflecting energy transfer during viscous flow conditions. Check FAQs

h aw = he + r \cdot \frac{{u e}^{2}}{2}

h_aw - Adiabatic Wall Enthalpy?he - Static Enthalpy?r - Recovery Factor?u_e - Static Velocity?

Adiabatic Wall Enthalpy using Recovery Factor Example

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Here is how the Adiabatic Wall Enthalpy using Recovery Factor equation looks like with Values.

Here is how the Adiabatic Wall Enthalpy using Recovery Factor equation looks like with Units.

Here is how the Adiabatic Wall Enthalpy using Recovery Factor equation looks like.

144.544 = 40 + 2.7 \cdot \frac{{8.8}^{2}}{2}

144.544J/kg = 40J/kg + 2.7 \cdot \frac{{8.8m/s}^{2}}{2}

144.544 = 40 + 2.7 \cdot \frac{{8.8}^{2}}{2}

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Adiabatic Wall Enthalpy using Recovery Factor Solution

Follow our step by step solution on how to calculate Adiabatic Wall Enthalpy using Recovery Factor?

FIRST Step Consider the formula

h aw = he + r \cdot \frac{{u e}^{2}}{2}

Next Step Substitute values of Variables

∴

h aw = 40J/kg + 2.7 \cdot \frac{{8.8m/s}^{2}}{2}

Next Step Prepare to Evaluate

∴

h aw = 40 + 2.7 \cdot \frac{{8.8}^{2}}{2}

LAST Step Evaluate

∴

h aw = 144.544J/kg

Adiabatic Wall Enthalpy using Recovery Factor Formula Elements

Variables

Adiabatic Wall Enthalpy

The Adiabatic Wall Enthalpy is the heat content of a fluid in contact with an adiabatic wall, reflecting energy transfer during viscous flow conditions.

Symbol: h_aw

Measurement: Specific EnergyUnit: J/kg

Note: Value should be greater than 0.

Formulas to find Adiabatic Wall Enthalpy

Static Enthalpy

The Static Enthalpy is the total energy per unit mass of a fluid, accounting for its internal energy and flow work, relevant in analyzing viscous flow in hypersonic conditions.

Symbol: he

Measurement: Specific EnergyUnit: J/kg

Note: Value should be greater than 0.

Formulas to find Static Enthalpy

Recovery Factor

The Recovery Factor is a measure of the efficiency of fluid recovery in viscous flow scenarios, indicating how much of the fluid's energy is successfully harnessed.

Symbol: r

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Recovery Factor

Static Velocity

The Static Velocity is the speed of a fluid at a specific point in a flow field, unaffected by the motion of the surrounding fluid.

Symbol: u_e

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Static Velocity

Other Formulas to find Adiabatic Wall Enthalpy

Go Adiabatic Wall Enthalpy for Flat Plate

h aw = he + r \cdot (h 0 - he)

Other formulas in Viscous Flow category

Go Aerodynamic Heating Equation for Stanton number

St = \frac{q w}{ρ e \cdot u e \cdot (h aw - h w)}

Go Coefficient of Friction using Stanton Number for Flat Plate Case

μ friction = \frac{2 \cdot St}{{Pr}^{- \frac{2}{3}}}

Go Drag per Unit Span

F D = \frac{0.86 \cdot q \cdot x L}{\sqrt{Re}}

Go Prandtl Number for Flat Plate with Viscous Flow

Pr = r^{2}

How to Evaluate Adiabatic Wall Enthalpy using Recovery Factor?

Adiabatic Wall Enthalpy using Recovery Factor evaluator uses Adiabatic Wall Enthalpy = Static Enthalpy+Recovery Factor*(Static Velocity^2)/2 to evaluate the Adiabatic Wall Enthalpy, Adiabatic Wall Enthalpy using Recovery Factor formula is defined as a measure of the total heat content of a fluid at the wall of a flat plate in a viscous flow case, taking into account the recovery factor that accounts for the conversion of kinetic energy into internal energy. Adiabatic Wall Enthalpy is denoted by h_aw symbol.

How to evaluate Adiabatic Wall Enthalpy using Recovery Factor using this online evaluator? To use this online evaluator for Adiabatic Wall Enthalpy using Recovery Factor, enter Static Enthalpy (he), Recovery Factor (r) & Static Velocity (u_e) and hit the calculate button.

FAQs on Adiabatic Wall Enthalpy using Recovery Factor

What is the formula to find Adiabatic Wall Enthalpy using Recovery Factor?

The formula of Adiabatic Wall Enthalpy using Recovery Factor is expressed as Adiabatic Wall Enthalpy = Static Enthalpy+Recovery Factor*(Static Velocity^2)/2. Here is an example- 144.544 = 40+2.7*(8.8^2)/2.

How to calculate Adiabatic Wall Enthalpy using Recovery Factor?

With Static Enthalpy (he), Recovery Factor (r) & Static Velocity (u_e) we can find Adiabatic Wall Enthalpy using Recovery Factor using the formula - Adiabatic Wall Enthalpy = Static Enthalpy+Recovery Factor*(Static Velocity^2)/2.

What are the other ways to Calculate Adiabatic Wall Enthalpy?

Here are the different ways to Calculate Adiabatic Wall Enthalpy-

Adiabatic Wall Enthalpy=Static Enthalpy+Recovery Factor*(Total Specific Enthalpy-Static Enthalpy)

Can the Adiabatic Wall Enthalpy using Recovery Factor be negative?

No, the Adiabatic Wall Enthalpy using Recovery Factor, measured in Specific Energy cannot be negative.

Which unit is used to measure Adiabatic Wall Enthalpy using Recovery Factor?

Adiabatic Wall Enthalpy using Recovery Factor is usually measured using the Joule per Kilogram[J/kg] for Specific Energy. Joule per Gram[J/kg], Joule per Centigram[J/kg], Square Meter per Square Second[J/kg] are the few other units in which Adiabatic Wall Enthalpy using Recovery Factor can be measured.

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Adiabatic Wall Enthalpy using Recovery Factor Formula

​GoAdiabatic Wall Enthalpy for Flat Plate Formula

Adiabatic Wall Enthalpy using Recovery Factor Example

Adiabatic Wall Enthalpy using Recovery Factor Solution

Adiabatic Wall Enthalpy using Recovery Factor Formula Elements

Other Formulas to find Adiabatic Wall Enthalpy

Other formulas in Viscous Flow category

How to Evaluate Adiabatic Wall Enthalpy using Recovery Factor?

FAQs on Adiabatic Wall Enthalpy using Recovery Factor

Variable Name

GoAdiabatic Wall Enthalpy for Flat Plate Formula