Air is flowing in a venturi meter at a pressure of 620.5282 kPa and a temperature of 50 oF.The pressure at the throat is 372.3169 kPa and the area is 14.4 ft^2. The inlet area is 79.2 in^2 and the coefficient is 0.98. Calculate for the mass flowrate of discharge.
Air is flowing in a venturi meter at a pressure of 620.5282 kPa and a temperature of 50 oF.The pressure at the throat is 372.3169 kPa and the area is 14.4 ft^2. The inlet area is 79.2 in^2 and the coefficient is 0.98. Calculate for the mass flowrate of discharge.
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
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Instruction :Solve the problem neatly and systematically. Use free-floating decimals in all your calculations and in expressing your answers. Box your final answers
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5. Air is flowing in a venturi meter at a pressure of 620.5282 kPa and a temperature of 50 oF.The pressure at the throat is 372.3169 kPa and the area is 14.4 ft^2. The inlet area is 79.2 in^2 and the coefficient is 0.98. Calculate for the mass flowrate of discharge.
#use the pictures as reference as needed in your solution
Transcribed Image Text:DEVELOPED HEAD:
Bernoulli Equation:
(P2 azV
+ 2
2gc
g
+ z1
gc
Притр Wритр
P2
gc
2gc
The quantities in parenthesis are called TOTAL HEADS and are denoted by H.
Therefore:
Wp
Нь-На
ΔΗ
POWER REQUIREMENT:
PB = m Wp = m AH
mΔΗ
Pi
where:
Pa, Pb = pressure at the suction and discharge lines
V = velocity
H = total head
PB = the power supplied to the pump
Z = height above the datum plane
P; = the power delivered to the fluid
%3D
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