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MINOR LOSSES Sambungan Pipa (fittings): Flow through run Flow through branch Return bend 45 o elbow 90 o elbow 45 o street elbow 90 o street elbow 90 o.

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Presentation on theme: "MINOR LOSSES Sambungan Pipa (fittings): Flow through run Flow through branch Return bend 45 o elbow 90 o elbow 45 o street elbow 90 o street elbow 90 o."— Presentation transcript:

1 MINOR LOSSES Sambungan Pipa (fittings): Flow through run Flow through branch Return bend 45 o elbow 90 o elbow 45 o street elbow 90 o street elbow 90 o long radius elbow Katup (valves): Globe valve Gate valve Butterfly valve Angle valve Foot valve Ball valve Check valve Enlargement : Sudden enlargement Gradual enlargement Contraction : Sudden constraction Gradual constraction Exit loss Entrance loss K = koefisien tahanan (resistance coefficient) L e = Panjang ekivalen f T = faktor gesekan pada turbulen penuh

2 Sudden Enlargement

3 Gradual Enlargement

4 Sudden Construction

5 Gradual Construction

6 Entrance Loss Exit Loss

7 Globe ValveGate ValveButterfly Valve Ball ValveAngle Valve Check Valve

8 Foot Valve Poopet disk Foot Valve Hinged disk

9 Fitting

10

11

12 Kekasaran pada berbagai jenis pipa


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