Kit MFL 2

V2

2

0 0.9

1 / 2.512 log , Colebrook (Moody chart)

3.7 Re

/ 5.740.25 log , Swamee e Jain

3.7 Re

e D

f f

e Df

12 log Re 0.8, Prandtl tubos lisos

Df

f

1.1

1/4 5

2

1 / 6.91.8 log , Haaland (dif. 2% Colebrook)

3.7 Re

0.316Re 4.000 Re 10 (Blasius, 1911 - tubos lisos)

Re1.8 log (Colebrook, 1938 - tubos lisos)

6.9

d d

d

e D

f

f

f

2

2

4

2

0.64 2

f h

ef h fef

LV Ah f D

D g P

L VD D h f

D g

2 2

1 1 2 21 22 2

p V p Vz z

g g

64, escoam. laminar

Ref

2 2

2 2

eql l

LV Vh K h f

g D g