FormulaDen.com

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

Equivalent Diameter of Non-Circular Duct Formula

GoEquivalent Diameter when Flow in Rectangular Duct Formula

Fx Copy

LaTeX Copy

Equivalent Diameter of an irregularly shaped object is the diameter of a sphere of equivalent volume. Check FAQs

D e = \frac{4 \cdot A cs}{P}

D_e - Equivalent Diameter?A_cs - Cross Sectional Area of Flow?P - Wetted Perimeter?

Equivalent Diameter of Non-Circular Duct Example

With values

With units

Only example

Here is how the Equivalent Diameter of Non-Circular Duct equation looks like with Values.

Here is how the Equivalent Diameter of Non-Circular Duct equation looks like with Units.

Here is how the Equivalent Diameter of Non-Circular Duct equation looks like.

1.25 = \frac{4 \cdot 25}{80}

1.25m = \frac{4 \cdot 25m²}{80m}

1.25 = \frac{4 \cdot 25}{80}

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Engineering » Category

Chemical Engineering » Category

Heat Transfer » fx Equivalent Diameter of Non-Circular Duct

Equivalent Diameter of Non-Circular Duct Solution

Follow our step by step solution on how to calculate Equivalent Diameter of Non-Circular Duct?

FIRST Step Consider the formula

D e = \frac{4 \cdot A cs}{P}

Next Step Substitute values of Variables

∴

D e = \frac{4 \cdot 25m²}{80m}

Next Step Prepare to Evaluate

∴

D e = \frac{4 \cdot 25}{80}

LAST Step Evaluate

∴

D e = 1.25m

Equivalent Diameter of Non-Circular Duct Formula Elements

Variables

Equivalent Diameter

Equivalent Diameter of an irregularly shaped object is the diameter of a sphere of equivalent volume.

Symbol: D_e

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Equivalent Diameter

Cross Sectional Area of Flow

Cross Sectional Area of Flow is the area of the sliced portion of a 3D object(pipe). When a pipe is sliced ,the cross sectional area will be calculated for the top part, which is a circle.

Symbol: A_cs

Measurement: AreaUnit: m²

Note: Value should be greater than 0.

Formulas to find Cross Sectional Area of Flow

Wetted Perimeter

Wetted Perimeter is defined as the surface of the channel bottom and sides in direct contact with the aqueous body.

Symbol: P

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Wetted Perimeter

Other Formulas to find Equivalent Diameter

Go Equivalent Diameter when Flow in Rectangular Duct

D e = \frac{4 \cdot L \cdot B}{2 \cdot (L + B)}

Other formulas in Basics of Heat Transfer category

Go Log Mean Temperature Difference for CoCurrent Flow

LMTD = \frac{(T ho - T co) - (T hi - T ci)}{\ln (\frac{T ho - T co}{T hi - T ci})}

Go Log Mean Temperature Difference for Counter Current Flow

LMTD = \frac{(T ho - T ci) - (T hi - T co)}{\ln (\frac{T ho - T ci}{T hi - T co})}

Go Logarithmic Mean Area of Cylinder

A mean = \frac{A o - A i}{\ln (\frac{A o}{A i})}

Go Heat Transfer Coefficient based on Temperature Difference

h ht = \frac{q}{ΔT Overall}

How to Evaluate Equivalent Diameter of Non-Circular Duct?

Equivalent Diameter of Non-Circular Duct evaluator uses Equivalent Diameter = (4*Cross Sectional Area of Flow)/Wetted Perimeter to evaluate the Equivalent Diameter, The Equivalent Diameter of Non-Circular Duct formula is defined as a commonly used term when handling flow in non-circular tubes and channels. The hydraulic diameter transforms non-circular ducts into pipes of equivalent diameter. Equivalent Diameter is denoted by D_e symbol.

How to evaluate Equivalent Diameter of Non-Circular Duct using this online evaluator? To use this online evaluator for Equivalent Diameter of Non-Circular Duct, enter Cross Sectional Area of Flow (A_cs) & Wetted Perimeter (P) and hit the calculate button.

FAQs on Equivalent Diameter of Non-Circular Duct

What is the formula to find Equivalent Diameter of Non-Circular Duct?

The formula of Equivalent Diameter of Non-Circular Duct is expressed as Equivalent Diameter = (4*Cross Sectional Area of Flow)/Wetted Perimeter. Here is an example- 1.25 = (4*25)/80.

How to calculate Equivalent Diameter of Non-Circular Duct?

With Cross Sectional Area of Flow (A_cs) & Wetted Perimeter (P) we can find Equivalent Diameter of Non-Circular Duct using the formula - Equivalent Diameter = (4*Cross Sectional Area of Flow)/Wetted Perimeter.

What are the other ways to Calculate Equivalent Diameter?

Here are the different ways to Calculate Equivalent Diameter-

Equivalent Diameter=(4*Length of Rectangular Section*Breadth of Rectangle)/(2*(Length of Rectangular Section+Breadth of Rectangle))

Can the Equivalent Diameter of Non-Circular Duct be negative?

No, the Equivalent Diameter of Non-Circular Duct, measured in Length cannot be negative.

Which unit is used to measure Equivalent Diameter of Non-Circular Duct?

Equivalent Diameter of Non-Circular Duct 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 Non-Circular Duct can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit