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International Journal of Mecha
Volume 8, Issue 7, July 2017, pp
Available online at http://www.ia
ISSN Print: 0976-6340 and ISSN
© IAEME Publication
COMPARIS
ARTIFICIA
Research sch
National Instit
Associate Pro
National Instit
ABSTRACT
Solar air heater is a
sensible heat of air. Due
which compel to mankind
because of low convectiv
flowing air which increas
losses to the surroundings
to enhance the thermal e
absorber plate and the flow
plate. Generation of turb
parameter, which decides
named as thermo-hydrau
compare the performances
Key words: Solar air he
convective heat transfer co
Cite this Article: Sibend
Performance of Artificiall
Mechanical Engineering an
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1. INTRODUCTION
After Second World War, due
energy became important for d
the available resource is goin
consume fossil fuels at a year
40 and 70 years respectively [
ET/index.asp 592 ed
anical Engineering and Technology (IJMET)
p. 592–603, Article ID: IJMET_08_07_067
aeme.com/IJMET/issues.asp?JType=IJMET&VTyp
N Online: 0976-6359
Scopus Indexed
SON OF PERFORMANC
ALLY ROUGHENED SO
AIR HEATERS
Sibendra Kumar Gharai
holar, Department of Mechanical Engineering
tute of Technology Durgapur West Bengal, In
Dr. Apurba Layek
ofessor, Department of Mechanical Engineerin
tute of Technology Durgapur West Bengal, In
a basic heat exchanger which convert sola
e to its simple mechanism, cheaper and low
for its extensive uses. Whereas it has low the
ve heat transfer coefficient between absor
ses the absorber plate temperature leading
s. Therefore attempt has been made by vario
efficiency by increasing heat transfer coef
wing air creating artificial turbulence very cl
bulence also increases the pumping power
s the performance of artificially roughened s
ulic performance parameter. This paper
s of some artificially roughened solar air hea
eater, artificial turbulence, thermo-hydrauli
oefficient.
dra Kumar Gharai and Dr. Apurba Layek.
ly Roughened Solar Air Heaters. Internatio
nd Technology, 8(7), 2017, pp. 592–603.
MET/issues.asp?JType=IJMET&VType=8&I Ty
e to rapid growth of population and industria
day to-day life of human being. As demand i
ng to be shorten. As per an estimate if the
of 2006 rates, the reserve of coal, oil and gas
[1]. It provides clear cut indication to search
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g,
ndia
ng,
ndia
ar radiation to
w running cost,
ermal efficiency
rber plate and
to higher heat
ous researchers
fficient between
lose to absorber
requirement. A
solar air heater
objective is to
aters.
ic performance,
Comparison of
onal Journal of
ype=7
alization the need of
increases on energy
world continues to
s will last only 200,
h of alternate source