A system has a volume flow rate requirement of 2lit/s with an 60k Pa. Find an appropriate pump index run AP of from the manufacturer's catalogue gives the following information for a centrifugal pump operating at 24rev/s: p kPaQ lit/s 98.76 0.5 95 88.76 1.5 80 2 68.38 2.5 55 38.76 3.5

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Chapter10: Heat Exchangers
Section: Chapter Questions
Problem 10.19P
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volume flow rate requirement of 21it/s with an
of
60К Pa.
A system has
a
index
run
ΔΡ
Find
an
appropriate
pump
from
the
manufacturer's catalogue gives the following information for a
centrifugal pump operating at 24rev/s:
kPaQ lit/s
98.76 0.5
95
1
88.76 1.5
80
68.38 2.5
55
38.76 3.5
Two geometrically similar pumps are running at the same speed of
1000r.p.m. One has an impeller di ameter of 0. 4m and discharge of
301/s against a head of
20m. If the other pump gives half of
this discharge rate,
determine the head, diameter and power of
the second pump.
Transcribed Image Text:volume flow rate requirement of 21it/s with an of 60К Pa. A system has a index run ΔΡ Find an appropriate pump from the manufacturer's catalogue gives the following information for a centrifugal pump operating at 24rev/s: kPaQ lit/s 98.76 0.5 95 1 88.76 1.5 80 68.38 2.5 55 38.76 3.5 Two geometrically similar pumps are running at the same speed of 1000r.p.m. One has an impeller di ameter of 0. 4m and discharge of 301/s against a head of 20m. If the other pump gives half of this discharge rate, determine the head, diameter and power of the second pump.
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