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Total Specific Enthalpy Formula

GoTotal Enthalpy Equation using Specific Heat Ratio and Velocities Formula

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Total Specific Enthalpy defined to be the sum of the internal energy E plus the product of the pressure p and volume V. Check FAQs

h 0 = H + \frac{{u Fluid}^{2}}{2}

h₀ - Total Specific Enthalpy?H - Enthalpy?u_Fluid - Fluid Velocity?

Total Specific Enthalpy Example

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Here is how the Total Specific Enthalpy equation looks like with Values.

Here is how the Total Specific Enthalpy equation looks like with Units.

Here is how the Total Specific Enthalpy equation looks like.

1582 = 1.51 + \frac{12^{2}}{2}

1582J/kg = 1.51KJ + \frac{{12m/s}^{2}}{2}

1582 = 1.51 + \frac{12^{2}}{2}

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Total Specific Enthalpy Solution

Follow our step by step solution on how to calculate Total Specific Enthalpy?

FIRST Step Consider the formula

h 0 = H + \frac{{u Fluid}^{2}}{2}

Next Step Substitute values of Variables

∴

h 0 = 1.51KJ + \frac{{12m/s}^{2}}{2}

Next Step Convert Units

∴

h 0 = 1510J + \frac{{12m/s}^{2}}{2}

Next Step Prepare to Evaluate

∴

h 0 = 1510 + \frac{12^{2}}{2}

LAST Step Evaluate

∴

h 0 = 1582J/kg

Total Specific Enthalpy Formula Elements

Variables

Total Specific Enthalpy

Total Specific Enthalpy defined to be the sum of the internal energy E plus the product of the pressure p and volume V.

Symbol: h₀

Measurement: Specific EnergyUnit: J/kg

Note: Value should be greater than 0.

Formulas to find Total Specific Enthalpy

Enthalpy

Enthalpy is the thermodynamic quantity equivalent to the total heat content of a system.

Symbol: H

Measurement: EnergyUnit: KJ

Note: Value can be positive or negative.

Formulas to find Enthalpy

Fluid Velocity

Fluid velocity is the volume of fluid flowing in the given vessel per unit cross sectional area.

Symbol: u_Fluid

Measurement: SpeedUnit: m/s

Note: Value can be positive or negative.

Formulas to find Fluid Velocity

Other Formulas to find Total Specific Enthalpy

Go Total Enthalpy Equation using Specific Heat Ratio and Velocities

h 0 = \frac{Y}{Y - 1} \cdot \frac{P}{ρ} + \frac{u^{2} + v^{2}}{2}

Other formulas in Space Marching Finite Difference Method Additional Solutions of the Euler Equations category

Go Density Equation using Enthalpy and Pressure

ρ = \frac{Y}{Y - 1} \cdot \frac{P}{H}

Go Pressure Equation using Enthalpy and Density

P = H \cdot ρ \cdot \frac{Y - 1}{Y}

Go Coefficient of Pressure Equation using Specific Heat Ratio

C p = \frac{Y \cdot [R]}{Y - 1}

Go Enthalpy Equation using Pressure and Density

H = \frac{Y}{Y - 1} \cdot \frac{P}{ρ}

How to Evaluate Total Specific Enthalpy?

Total Specific Enthalpy evaluator uses Total Specific Enthalpy = Enthalpy+(Fluid Velocity^2)/2 to evaluate the Total Specific Enthalpy, Total Specific Enthalpy formula is defined as a measure of the total energy of a system per unit mass, considering both internal energy and kinetic energy of a fluid in motion, commonly used in the context of Space Marching Finite Difference Method and Additional Solutions of the Euler Equations. Total Specific Enthalpy is denoted by h₀ symbol.

How to evaluate Total Specific Enthalpy using this online evaluator? To use this online evaluator for Total Specific Enthalpy, enter Enthalpy (H) & Fluid Velocity (u_Fluid) and hit the calculate button.

FAQs on Total Specific Enthalpy

What is the formula to find Total Specific Enthalpy?

The formula of Total Specific Enthalpy is expressed as Total Specific Enthalpy = Enthalpy+(Fluid Velocity^2)/2. Here is an example- 1582 = 1510+(12^2)/2.

How to calculate Total Specific Enthalpy?

With Enthalpy (H) & Fluid Velocity (u_Fluid) we can find Total Specific Enthalpy using the formula - Total Specific Enthalpy = Enthalpy+(Fluid Velocity^2)/2.

What are the other ways to Calculate Total Specific Enthalpy?

Here are the different ways to Calculate Total Specific Enthalpy-

Total Specific Enthalpy=Specific Heat Ratio/(Specific Heat Ratio-1)*Pressure/Density+(Component of Velocity in X-Direction^2+Component of Velocity in Y-Direction^2)/2

Can the Total Specific Enthalpy be negative?

No, the Total Specific Enthalpy, measured in Specific Energy cannot be negative.

Which unit is used to measure Total Specific Enthalpy?

Total Specific Enthalpy 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 Total Specific Enthalpy can be measured.

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