The figure shows the EGL and HGL of a fluid as it enters a pipe and passes trough a vena contracta region at point 1. Explain why the head loss does not occur immediately at point 1, instead it occurs donwstream of point 1. Pressure head converted to Total Head 4 velocity head head Lost velocity head V3/2g -Remaining velocity head 2g Po pg Pressure - Remaining pressure head P, Р, head pg pg 1 2

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
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The figure shows the EGL and HGL of a fluid as it enters a pipe and passes trough a vena contracta region at point 1. Explain why the
head loss does not occur immediately at point 1, instead it occurs donwstream of point 1.
Pressure head
converted to
Total
Head 4
velocity head
head
Lost velocity head
V3/2g
-Remaining
velocity head
2g
Po
pg
Pressure
- Remaining
pressure head
P,
Р,
head
pg
pg
1
2
Transcribed Image Text:The figure shows the EGL and HGL of a fluid as it enters a pipe and passes trough a vena contracta region at point 1. Explain why the head loss does not occur immediately at point 1, instead it occurs donwstream of point 1. Pressure head converted to Total Head 4 velocity head head Lost velocity head V3/2g -Remaining velocity head 2g Po pg Pressure - Remaining pressure head P, Р, head pg pg 1 2
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