Q3/The supply ductwork for a hotel building is shown below. Determine : - 1. Size of main duct and branches of the ductwork for rectangular sheet metal by the equal friction method. Take the velocity at the main duct 6 m/s. 2. Calculate the total pressure drop from the fan to diffuser. FAN A 250 Ls 350 t/s 400 L/s 10 5 Hi 700 L/s sit 5 500 L/s X 10 ندما 550 L/s 8 M P 600 L/s D da 500 Ls 400 L/S
Q3/The supply ductwork for a hotel building is shown below. Determine : - 1. Size of main duct and branches of the ductwork for rectangular sheet metal by the equal friction method. Take the velocity at the main duct 6 m/s. 2. Calculate the total pressure drop from the fan to diffuser. FAN A 250 Ls 350 t/s 400 L/s 10 5 Hi 700 L/s sit 5 500 L/s X 10 ندما 550 L/s 8 M P 600 L/s D da 500 Ls 400 L/S
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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Transcribed Image Text:Q3/The supply ductwork for a hotel building is shown below. Determine : -
1. Size of main duct and branches of the ductwork for rectangular sheet metal by the equal friction method.
Take the velocity at the main duct 6 m/s.
2. Calculate the total pressure drop from the fan to diffuser.
FAN A
200 Ls
350 L/s
400 L/s
10
H
700 L
5
(500 L/s
5² JX
5
10
عدما
OP
550 L/s
8
M
a
8
600 L/s
Q
Inreg
5
ܠܐ
17
500 L/s
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Step 1: Determine a)the size of main duct and branches b) total pressure drop from fan to diffuser.
VIEWStep 2: Calculate the pressure drop per length for AB.
VIEWStep 3: Calculate all the sizes for main duct and branches.
VIEWStep 4: Calculate the total pressure drop from the fan to the diffuser.
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