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Velocity Pressure using Wind Pressure Formula

GoVelocity Pressure Formula

GoVelocity Pressure as given by ASCE 7 Formula

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Velocity Pressure is the pressure required to accelerate air from zero velocity to some velocity and is proportional to the kinetic energy of the air stream. Check FAQs

q = \frac{p}{G \cdot C p}

q - Velocity Pressure?p - Wind Pressure?G - Gust Response Factor?C_p - Pressure Coefficient?

Velocity Pressure using Wind Pressure Example

With values

With units

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Here is how the Velocity Pressure using Wind Pressure equation looks like with Values.

Here is how the Velocity Pressure using Wind Pressure equation looks like with Units.

Here is how the Velocity Pressure using Wind Pressure equation looks like.

20 = \frac{14.88}{1.2 \cdot 0.62}

20pdl/ft² = \frac{14.88pdl/ft²}{1.2 \cdot 0.62}

20 = \frac{14.88}{1.2 \cdot 0.62}

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Velocity Pressure using Wind Pressure Solution

Follow our step by step solution on how to calculate Velocity Pressure using Wind Pressure?

FIRST Step Consider the formula

q = \frac{p}{G \cdot C p}

Next Step Substitute values of Variables

∴

q = \frac{14.88pdl/ft²}{1.2 \cdot 0.62}

Next Step Convert Units

∴

q = \frac{22.1439Pa}{1.2 \cdot 0.62}

Next Step Prepare to Evaluate

∴

q = \frac{22.1439}{1.2 \cdot 0.62}

Next Step Evaluate

∴

q = 29.7632788711526Pa

LAST Step Convert to Output's Unit

∴

q = 20pdl/ft²

Velocity Pressure using Wind Pressure Formula Elements

Variables

Velocity Pressure

Velocity Pressure is the pressure required to accelerate air from zero velocity to some velocity and is proportional to the kinetic energy of the air stream.

Symbol: q

Measurement: PressureUnit: pdl/ft²

Note: Value should be greater than 0.

Formulas to find Velocity Pressure

Wind Pressure

Wind Pressure is the pressure due to the wind.

Symbol: p

Measurement: PressureUnit: pdl/ft²

Note: Value should be greater than 0.

Formulas to find Wind Pressure

Gust Response Factor

The Gust Response Factor is to account for fluctuations in wind speed.

Symbol: G

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Gust Response Factor

Pressure Coefficient

Pressure Coefficient is the ratio of pressure forces to inertial forces. It is a dimensionless number.

Symbol: C_p

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Pressure Coefficient

Other Formulas to find Velocity Pressure

Go Velocity Pressure

q = 0.00256 \cdot K z \cdot K zt \cdot K d \cdot ({V B}^{2}) \cdot I

Go Velocity Pressure as given by ASCE 7

q = \frac{p + q i \cdot GC pt}{G \cdot C ep}

Other formulas in Wind Loads category

Go Equivalent Static Design Wind Pressure

p = q \cdot G \cdot C p

Go Gust Response Factor using Wind Pressure

G = \frac{p}{q \cdot C p}

Go Pressure Coefficient using Wind Pressure

C p = \frac{p}{q \cdot G}

Go Basic Wind given Velocity Pressure

V B = \sqrt{\frac{q}{0.00256 \cdot K z \cdot K zt \cdot K d \cdot I}}

How to Evaluate Velocity Pressure using Wind Pressure?

Velocity Pressure using Wind Pressure evaluator uses Velocity Pressure = Wind Pressure/(Gust Response Factor*Pressure Coefficient) to evaluate the Velocity Pressure, The Velocity Pressure using Wind Pressure is defined as the velocity pressure when we have a prior info of equivalent static design wind pressure. Velocity Pressure is denoted by q symbol.

How to evaluate Velocity Pressure using Wind Pressure using this online evaluator? To use this online evaluator for Velocity Pressure using Wind Pressure, enter Wind Pressure (p), Gust Response Factor (G) & Pressure Coefficient (C_p) and hit the calculate button.

FAQs on Velocity Pressure using Wind Pressure

What is the formula to find Velocity Pressure using Wind Pressure?

The formula of Velocity Pressure using Wind Pressure is expressed as Velocity Pressure = Wind Pressure/(Gust Response Factor*Pressure Coefficient). Here is an example- 16.25731 = 22.1438794801375/(1.2*0.62).

How to calculate Velocity Pressure using Wind Pressure?

With Wind Pressure (p), Gust Response Factor (G) & Pressure Coefficient (C_p) we can find Velocity Pressure using Wind Pressure using the formula - Velocity Pressure = Wind Pressure/(Gust Response Factor*Pressure Coefficient).

What are the other ways to Calculate Velocity Pressure?

Here are the different ways to Calculate Velocity Pressure-

Velocity Pressure=0.00256*Velocity Exposure Coefficient*Topographic Factor*Wind Directionality Factor*(Basic Wind Speed^2)*Importance Factor for End Use
Velocity Pressure=(Wind Pressure+Velocity Pressure at Point*Internal Pressure Coefficient)/(Gust Response Factor*External Pressure Coefficient)

Can the Velocity Pressure using Wind Pressure be negative?

No, the Velocity Pressure using Wind Pressure, measured in Pressure cannot be negative.

Which unit is used to measure Velocity Pressure using Wind Pressure?

Velocity Pressure using Wind Pressure is usually measured using the Poundal per Square Foot[pdl/ft²] for Pressure. Pascal[pdl/ft²], Kilopascal[pdl/ft²], Bar[pdl/ft²] are the few other units in which Velocity Pressure using Wind Pressure can be measured.

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Velocity Pressure using Wind Pressure Formula

​GoVelocity Pressure Formula

​GoVelocity Pressure as given by ASCE 7 Formula

Velocity Pressure using Wind Pressure Example

Velocity Pressure using Wind Pressure Solution

Velocity Pressure using Wind Pressure Formula Elements

Other Formulas to find Velocity Pressure

Other formulas in Wind Loads category

How to Evaluate Velocity Pressure using Wind Pressure?

FAQs on Velocity Pressure using Wind Pressure

Variable Name

GoVelocity Pressure Formula

GoVelocity Pressure as given by ASCE 7 Formula