mass at a pressure = the temperature of hot wate is 248.09 °F to exchanger. being 212.09 oF using a heat w coolant with = 2at m and flow rate = 1020 kg /min, g decreared fom Reservoir waten ų used as

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
Question
PROALEM # 22.a.
mass
at a pressure
= 2at m and flow rate =
1020 kg /min,
the temperature
decreased from
of hot water is being
248.09 °F to 212.09 oF using
a heat exchanger.
Reservoir water
U used as
w coolant with
mass flow rate = 1800 ka lmin and
inlet temperature = 50. 09 oF.
The minimum = 270. 17 ft"
of heat ex changer
2.
allow able surface are a
%3D
all ow able overall heat = 206.05 btu/
%3D
The
transfer coefficient of heat exchanger
maxi mum
2.
The heat Capaci ty to be use d
the average valme of
must be
inlet and outlet temperatures.
Find the Number of Transfer units
effective ness
(NTU) usina
if the heat
NTU metho d
exch anger being used is
pipe
heal exchanger
counter-flow double
Transcribed Image Text:PROALEM # 22.a. mass at a pressure = 2at m and flow rate = 1020 kg /min, the temperature decreased from of hot water is being 248.09 °F to 212.09 oF using a heat exchanger. Reservoir water U used as w coolant with mass flow rate = 1800 ka lmin and inlet temperature = 50. 09 oF. The minimum = 270. 17 ft" of heat ex changer 2. allow able surface are a %3D all ow able overall heat = 206.05 btu/ %3D The transfer coefficient of heat exchanger maxi mum 2. The heat Capaci ty to be use d the average valme of must be inlet and outlet temperatures. Find the Number of Transfer units effective ness (NTU) usina if the heat NTU metho d exch anger being used is pipe heal exchanger counter-flow double
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