Case Studies in Thermal Engineering,
Journal Year:
2023,
Volume and Issue:
49, P. 103390 - 103390
Published: Aug. 16, 2023
The
study
of
heat
transfer
problems
is
paramount
significance
due
to
their
wider
spectrum
applications
specifically
in
engines,
insulation,
chemical
and
thermal
engineering
etc.
formulation
new
model
completed
via
enhanced
nanofluid
properties
under
physical
parameters
then
in-depth
mathematical
investigation
done
numerical
approach
scrutinized
the
results
for
preeminent
parameters.
Thermal
conductivity
estimation
Corcione's
increased
by
taking
particles
concentration
up
ϕ=0.6%
electrical
diminishes
from
0.999001
0.994036.
Further,
eye
bird
analysis
revealed
that
stretching
number
S1
0.1
1.3
α2=0.1,0.2,0.3,0.4
resists
fluid
flow
over
surface
movement
slow
compared
conventional
liquid
high
viscous
forces.
Keeping
ϕ%
Ha=0.1,0.2,0.3,0.4
velocity
G'(η)
drops
it
rises
increasing
S1.
Furthermore,
addition
radiative
flux
(Rd)
internal
heating
effects
(Hg)
increase
its
applicability
transport
observed
maximum
nanofluid.
local
rate
at
could
be
keeping
Rd
Hg
0.0
0.8
minimal
simple
while
dominant
Case Studies in Thermal Engineering,
Journal Year:
2023,
Volume and Issue:
51, P. 103524 - 103524
Published: Sept. 23, 2023
The
fins
are
extended
surfaces
around
different
objects
to
enhance
their
thermal
transmission
from
the
object
surrounding
environment.
These
significant
for
electronics
cooling,
car
radiator,
heat
exchanging
devices,
compressors
and
electric
motor
etc.
main
concerns
of
this
study
analyze
heating/cooling
performance
annular
fin
nucleate
boiling
case.
In
Pool
boiling,
occurs
in
absence
bulk
movement
fluid.
such
situation,
fluid
remains
stationery
motion
under
natural
convection.
For
outcomes,
effects
magnetic
field,
radiation,
nanomaterials
heating
species
added
during
modeling.
Then,
energy
model
second
order
is
obtained
analyzed
via
numerical
scheme.
results
over
domain
interest
revealed
that
environment
can
be
enlarged
by
strengthening
coefficient
conductivity
α2
range
0.1,0.3,0.5,0.7.
concentration
ϕ3
2%
8%
dominantly
boost
performance;
however,
ϕ1
has
weaker
effects.
Further,
directed
radiations
(Rd
=
0.1,0.3,0.5,0.7)
rays
control
insertion
source
(Q1
0.2,0.4,0.6,0.8)
one
reliable
way
rate
