Pressure Loss due to Gradual Contraction in Ducts Formulas

Pressure Loss due to Gradual Contraction due to friction is the decrease in the value of the pressure due to the influence of friction. And is denoted by ΔP_gc. Pressure Loss due to Gradual Contraction is usually measured using the Millimeter Water (4 °C) for Pressure. Note that the value of Pressure Loss due to Gradual Contraction is always negative.

Formulas to find Pressure Loss due to Gradual Contraction in Ducts

fxPressure Loss due to Gradual Contraction given Pressure Loss Coefficient at Section 1Go

fxPressure Loss due to Gradual Contraction given Velocity of Air at Point 2Go

List of variables in Ducts formulas

fx Velocity of Air at Section 1 Go

fx Pressure Loss Coefficient Go

fx Pressure Loss Coefficient at 1 Go

fx Velocity of Air at Section 2 Go

fx Pressure Loss Coefficient at 2 Go

FAQ

What is the Pressure Loss due to Gradual Contraction?

Pressure Loss due to Gradual Contraction due to friction is the decrease in the value of the pressure due to the influence of friction. Pressure Loss due to Gradual Contraction is usually measured using the Millimeter Water (4 °C) for Pressure. Note that the value of Pressure Loss due to Gradual Contraction is always negative.

Can the Pressure Loss due to Gradual Contraction be negative?

Yes, the Pressure Loss due to Gradual Contraction, measured in Pressure can be negative.

What unit is used to measure Pressure Loss due to Gradual Contraction?

Pressure Loss due to Gradual Contraction is usually measured using the Millimeter Water (4 °C)[mmAq] for Pressure. Pascal[mmAq], Kilopascal[mmAq], Bar[mmAq] are the few other units in which Pressure Loss due to Gradual Contraction can be measured.

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