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Hydraulic Diameter - Rectangular Pipe Duct

ÀÛ¼ºÀÚ Uploader : engx ÀÛ¼ºÀÏ Upload Date: 2016-03-22º¯°æÀÏ Update Date: 2019-02-26Á¶È¸¼ö View : 449

Hydraulic diameter is

Dh = 4A / P

Dh : the hydraulic diameter (m, ft, L)
A : the cross sectional area of flow (m^2, ft^2, L^2)
P : the wetted perimeter (m, ft, L)

For Rectangular pipe duct

A = B*h , P = 2(B*h), Dh = 2(B*h) / (B+h)
B : Width of pipe duct (m)
h : Height of pipe duct (m)

*** Âü°í¹®Çå[References] ***

https://en.wikipedia.org/wiki/Hydraulic_diameter
Dh = 2*(B*h) / (B+h)
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