FormulaDen.com

Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Formula

GoEquivalent Diameter of Circular Duct for Rectangular Duct when Velocity of Air is Same Formula

Fx Copy

LaTeX Copy

Equivalent Diameter of Duct is the diameter equivalent to the given value. Check FAQs

D e = 1.256 \cdot {(\frac{a^{3} \cdot b^{3}}{a + b})}^{0.2}

D_e - Equivalent Diameter of Duct?a - Longer Side?b - Shorter Side?

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Example

With values

With units

Only example

Here is how the Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same equation looks like with Values.

Here is how the Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same equation looks like with Units.

Here is how the Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same equation looks like.

0.8665 = 1.256 \cdot {(\frac{{0.9}^{3} \cdot {0.7}^{3}}{0.9 + 0.7})}^{0.2}

0.8665m = 1.256 \cdot {(\frac{{0.9m}^{3} \cdot {0.7m}^{3}}{0.9m + 0.7m})}^{0.2}

0.8665 = 1.256 \cdot {(\frac{{0.9}^{3} \cdot {0.7}^{3}}{0.9 + 0.7})}^{0.2}

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Physics » Category

Mechanical » Category

Refrigeration and Air Conditioning » fx Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Solution

Follow our step by step solution on how to calculate Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same?

FIRST Step Consider the formula

D e = 1.256 \cdot {(\frac{a^{3} \cdot b^{3}}{a + b})}^{0.2}

Next Step Substitute values of Variables

∴

D e = 1.256 \cdot {(\frac{{0.9m}^{3} \cdot {0.7m}^{3}}{0.9m + 0.7m})}^{0.2}

Next Step Prepare to Evaluate

∴

D e = 1.256 \cdot {(\frac{{0.9}^{3} \cdot {0.7}^{3}}{0.9 + 0.7})}^{0.2}

Next Step Evaluate

∴

D e = 0.866502804228507m

LAST Step Rounding Answer

∴

D e = 0.8665m

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Formula Elements

Variables

Equivalent Diameter of Duct

Equivalent Diameter of Duct is the diameter equivalent to the given value.

Symbol: D_e

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Equivalent Diameter of Duct

Longer Side

Longer Side is defined as the side of rectangle which has long length with respect to the other side.

Symbol: a

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Longer Side

Shorter Side

Shorter Side is defined as the side of the rectangle which has a short length with respect another side.

Symbol: b

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Shorter Side

Other Formulas to find Equivalent Diameter of Duct

Go Equivalent Diameter of Circular Duct for Rectangular Duct when Velocity of Air is Same

D e = \frac{2 \cdot a \cdot b}{a + b}

Other formulas in Parameters of Ducts category

Go Reynolds Number in Duct

Re = \frac{d \cdot V m}{υ}

Go Reynolds Number given Friction Factor for Laminar Flow

Re = \frac{64}{f}

Go Velocity Pressure in Ducts

P v = 0.6 \cdot {V m}^{2}

Go Quantity of Air given Velocity

Q = V \cdot A cs

How to Evaluate Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same?

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same evaluator uses Equivalent Diameter of Duct = 1.256*((Longer Side^3*Shorter Side^3)/(Longer Side+Shorter Side))^0.2 to evaluate the Equivalent Diameter of Duct, Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same formula is defined as a measure of the diameter of a circular duct that has the same airflow rate as a rectangular duct, allowing for equivalent airflow comparisons between the two duct shapes. Equivalent Diameter of Duct is denoted by D_e symbol.

How to evaluate Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same using this online evaluator? To use this online evaluator for Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same, enter Longer Side (a) & Shorter Side (b) and hit the calculate button.

FAQs on Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same

What is the formula to find Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same?

The formula of Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same is expressed as Equivalent Diameter of Duct = 1.256*((Longer Side^3*Shorter Side^3)/(Longer Side+Shorter Side))^0.2. Here is an example- 0.866503 = 1.256*((0.9^3*0.7^3)/(0.9+0.7))^0.2.

How to calculate Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same?

With Longer Side (a) & Shorter Side (b) we can find Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same using the formula - Equivalent Diameter of Duct = 1.256*((Longer Side^3*Shorter Side^3)/(Longer Side+Shorter Side))^0.2.

What are the other ways to Calculate Equivalent Diameter of Duct?

Here are the different ways to Calculate Equivalent Diameter of Duct-

Equivalent Diameter of Duct=(2*Longer Side*Shorter Side)/(Longer Side+Shorter Side)

Can the Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same be negative?

Yes, the Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same, measured in Length can be negative.

Which unit is used to measure Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same?

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Formula

​GoEquivalent Diameter of Circular Duct for Rectangular Duct when Velocity of Air is Same Formula

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Example

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Solution

Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same Formula Elements

Other Formulas to find Equivalent Diameter of Duct

Other formulas in Parameters of Ducts category

How to Evaluate Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same?

FAQs on Equivalent Diameter of Circular Duct for Rectangular Duct when Quantity of Air is Same

Variable Name

GoEquivalent Diameter of Circular Duct for Rectangular Duct when Velocity of Air is Same Formula