Discharge line Pump Flow Suction line Valve hị = h1 + hz + hz + h4 + h5 + h6

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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EXAMPLE 1
In the pipe system in Figure 1,
Methyl alcohol at 25°C is
flowing at the rate of 0.015
m3/s. The suction line is a 4
Discharge line
Pump
inch (101.6 mm) steel pipe, 15
m long. The total length of 2
inch (50.8 mm) steel pipe in
the discharge line is 200 m.
Assume that the entrance
Flow
Suction line
Valve
from reservoir 1 is through a
square-edged inlet and that
the elbows are standard. The
hi = h1 + h2 + h3 + h4 + h5 + h6
valve is a fully open globe
hi = Total
energy
loss
per
unit weight of fluid flowing
valve. Determine the total
= Entrance loss
h2 = Friction loss in the suction line
energy loss in the pipe
system. (Given friction factor
in suction pipe (f.) is 0.018,
friction
hz = Energy loss in the valve
h4 = Energy loss in the two 90° elbows
factor in discharge
h5 = Friction loss in the discharge line
pipe (f.) is 0.020)
ho
Exit loss
Transcribed Image Text:EXAMPLE 1 In the pipe system in Figure 1, Methyl alcohol at 25°C is flowing at the rate of 0.015 m3/s. The suction line is a 4 Discharge line Pump inch (101.6 mm) steel pipe, 15 m long. The total length of 2 inch (50.8 mm) steel pipe in the discharge line is 200 m. Assume that the entrance Flow Suction line Valve from reservoir 1 is through a square-edged inlet and that the elbows are standard. The hi = h1 + h2 + h3 + h4 + h5 + h6 valve is a fully open globe hi = Total energy loss per unit weight of fluid flowing valve. Determine the total = Entrance loss h2 = Friction loss in the suction line energy loss in the pipe system. (Given friction factor in suction pipe (f.) is 0.018, friction hz = Energy loss in the valve h4 = Energy loss in the two 90° elbows factor in discharge h5 = Friction loss in the discharge line pipe (f.) is 0.020) ho Exit loss
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