Formulas De Fluidos.docx

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𝐾𝑠 2.51 βˆ— πœ‹ βˆ— 𝐷 βˆ— 𝜈 = βˆ’2log⁑( + ) 3.71 βˆ— 𝐷 4 βˆ— 𝑄 βˆ— βˆšπ‘“ βˆšπ‘“

1 βˆšπ‘“

+ βˆ’2 log (

𝐾𝑠 2.51 βˆ— πœ‹ βˆ— 𝐷 βˆ— 𝜈 + )=0 3.71 βˆ— 𝐷 4 βˆ— 𝑄 βˆ— βˆšπ‘“

𝑛

8 βˆ— 𝑓 βˆ— 𝐿 βˆ— 𝑄2 Δ𝐻 = βˆ‘( 2 ) πœ‹ βˆ— 𝑔 βˆ— 𝐷5 𝑖=1

1

𝐾𝑠 2.51 βˆ— πœ‹ βˆ— 𝐷𝑖 βˆ— 𝜈 = βˆ’2log⁑( + ) 3.71 βˆ— 𝐷𝑖 4 βˆ— 𝑄𝑖 βˆ— βˆšπ‘“π‘– βˆšπ‘“π‘–

𝑛

Δ𝐻 = βˆ‘( 𝑖=1

Δ𝐻 =

𝑓=

8 βˆ— 𝑓𝑖 βˆ— 𝐿𝑖 βˆ— 𝑄𝑖 2 πœ‹ 2 βˆ— 𝑔 βˆ— 𝐷𝑖 5

8 βˆ— 𝑓 βˆ— 𝐿 βˆ— 𝑄2 πœ‹ 2 βˆ— 𝑔 βˆ— 𝐷5

Δ𝐻 βˆ— πœ‹ 2 βˆ— 𝑔 βˆ— 𝐷 5 8 βˆ— 𝐿 βˆ— 𝑄2

1 1 2/3 2 𝑄 = 𝐴𝑅 𝑆 𝑛

1 2/3 1 𝑉 = 𝑅 𝑆2 𝑛

)

SECCION TRAPEZOIDAL T = b + 2Zy p = b + 2y√1 + z 2 A=

(T + b) βˆ— y = (b + zy)y 2

A by + zy 2 R= = p b + 2y√1 + z 2

SECCION RECTANGULAR T=b p = b + 2y A = by R=

by b + 2y

SECCION TRIANGULAR T = 2zy⁑ p = 2y√1 + z 2 ⁑⁑ Ty = Zy 2 ⁑⁑ 2 zy R= ⁑ 2√1 + z 2 ⁑ A=

SECCION CIRCULAR Ξ± Ξ± T = 2rsen = Dsen ⁑⁑⁑⁑(ΞΈ + Ξ± = Ο€)⁑ 2 2 ΞΈD p = ΞΈr = ⁑⁑⁑ (πœƒβ‘π‘’π‘›β‘π‘Ÿπ‘Žπ‘‘)⁑⁑ 2 1 A = (ΞΈ βˆ’ senΞΈ) βˆ— D2 ⁑⁑ 8 p 1 senΞΈ R = = (1 βˆ’ ) βˆ— D⁑⁑ A 4 ΞΈ SECCION PARABOLICA 𝑇=

3A ⁑⁑⁑ 2y

8y 2 p=T+ ⁑⁑⁑ 3T 2 A = Ty⁑⁑ 3 p 2T 2 y R= = 2 A 3T + 8y 2

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