Equivalent Diameter in Heat Transfer Formulas

Equivalent Diameter of an irregularly shaped object is the diameter of a sphere of equivalent volume. And is denoted by D_e. Equivalent Diameter is usually measured using the Meter for Length. Note that the value of Equivalent Diameter is always positive.

Formulas to find Equivalent Diameter in Heat Transfer

fxEquivalent Diameter of Non-Circular DuctGo

fxEquivalent Diameter when Flow in Rectangular DuctGo

List of variables in Heat Transfer formulas

fx Cross Sectional Area of Flow Go

fx Wetted Perimeter Go

fx Length of Rectangular Section Go

fx Breadth of Rectangle Go

FAQ

What is the Equivalent Diameter?

Equivalent Diameter of an irregularly shaped object is the diameter of a sphere of equivalent volume. Equivalent Diameter is usually measured using the Meter for Length. Note that the value of Equivalent Diameter is always positive.

Can the Equivalent Diameter be negative?

No, the Equivalent Diameter, measured in Length cannot be negative.

What unit is used to measure Equivalent Diameter?

Equivalent Diameter is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Equivalent Diameter can be measured.

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