Numerical Heat Transfer Part A Applications,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 20
Published: May 22, 2024
The
use
of
magnetohydrodynamic
ternary
nanofluid
flow
for
heat
transfer
is
essential
in
various
industrial
and
commercial
applications.
This
work
examines
over
cone
wedge
shapes
with
Sodium
Alginate-based
flow,
considering
the
effects
activation
energy
exothermic/endothermic
processes.
Using
similarity
transformations,
controlling
set
partial
differential
equations
converted
into
a
network
interconnected
nonlinear
ordinary
equations.
Numerical
solutions
using
Runge-Kutta
Fehlberg
4th
5th
order
method
shooting
approach
offer
insights
several
dimensionless
factors.
outcomes
show
that
magnetic
field
parameter
crucial
lowering
fluid
velocity
within
more
efficiently
than
wedge.
Due
to
considerations,
shape
notably
impacts
transmission
exothermic
reactions,
but
geometry
effective
endothermic
reactions.
Concentration
profiles
rise
fall
increasing
chemical
reaction
rates.
rate
thermal
distribution
48.68%
case
35.57%
while
mass
higher
geometry,
about
7.83%
19.27%
case.
present
study
has
many
applications,
including
optimizing
processes
sectors
such
as
systems,
generation,
electronics.
Additionally,
it
may
be
used
guide
design
magnetically
affected
systems
provide
assistance
uses
engineering.
Case Studies in Thermal Engineering,
Journal Year:
2024,
Volume and Issue:
60, P. 104716 - 104716
Published: June 17, 2024
This
study's
primary
goal
is
to
examine
the
mass
and
heat
transfer
in
fluid
flow
between
two
cylinders
while
taking
thermophoretic
particle
deposition
impact
into
account.
Only
stretching
effect
of
inside
cylinder
under
stationary
outside
causes
flow.
The
governing
partial
differential
equations
(PDEs)
dynamics
are
converted
ordinary
(ODEs)
by
utilizing
similarity
transformations.
Then,
using
shooting
approach
Runge-Kutta
Fehlberg
fourth-fifth
order
(RKF-45)
method,
these
simplified
numerically
solved.
Graphical
depictions
utilized
analyze
physical
behaviour
key
factors
detail.
comparison
published
findings
with
obtained
outcome
given
here
check
accuracy
a
good
agreement
results.
Results
reveal
that
gap
size
strongly
influences
momentum,
fields.
Velocity
thermal
profiles
increase
as
curvature
parameter
upsurges,
but
concentration
profile
declines.
It
also
observed
when
width
rise,
rate
transmission
reduces.
demonstrate
transportation
declines
coefficient
value
increase.
ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik,
Journal Year:
2024,
Volume and Issue:
104(8)
Published: July 19, 2024
Abstract
The
heat
transport
analysis
and
thermal
distribution
in
partially
wetted
wavy
profiled
fin
are
investigated
the
current
study.
Convective,
radiative
effects
temperature‐dependent
conductivity
all
considered
this
transfer
analysis.
dimensional
governing
temperature
equations
of
extended
surface
nondimensionalized
utilizing
appropriate
dimensionless
terms.
Further,
resulting
nondimensional
solved
by
employing
Physics‐Informed
Neural
Network
(PINN).
values
obtained
numerical
procedure
Runge
Kutta
Fehlberg's
fourth‐fifth
(RKF‐45)
order
scheme
compared
with
PINN
outcomes.
results
portrayed
aid
tables,
significance
several
constraints
on
wet
is
exhibited
using
graphical
illustrations.
A
rise
parameter
enhances
fin's
profile.
diminishes
as
convective‐conductive
parameter,
ratio
radiation‐conduction
upsurges.
Numerical Heat Transfer Part A Applications,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 18
Published: May 16, 2024
This
work
aims
to
conduct
a
numerical
study
on
the
magnetohydrodynamic
(MHD)
natural
convection
of
nanofluid
within
porous
cavity
corrugated
hot
and
cold
walls.
The
system
comprises
an
external
magnetic
field.
employs
finite
element
approach
solve
governing
equations
for
momentum
energy
conservation,
while
systematically
varying
influential
parameters
such
as
Rayleigh
number
(Ra),
Hartmann
(Ha),
Darcy
(Da),
parameter
(M).
fluctuations
in
these
allow
analysis
their
effects
Nusselt
number,
flow
patterns
thermal
performance.
A
notable
innovation
this
research
lies
incorporation
Response
Surface
Methodology
(RSM)-based
sensitivity
analysis.
yields
valuable
insights
optimizing
management
enhancing
efficiency
advanced
Magnetohydrodynamics
systems.
According
conclusive
data,
employing
permeable
partition
instead
solid
leads
enhancement
mean
value.
Specifically,
at
Ra
=
100,
improvement
is
recorded
26.28%.
Furthermore,
104,
reaches
its
peak,
with
substantial
increase
56.5%.
Applied Rheology,
Journal Year:
2024,
Volume and Issue:
34(1)
Published: Jan. 1, 2024
Abstract
As
industries
rely
more
and
on
magnetohydrodynamic
(MHD)
systems
for
different
uses
in
power,
production,
management
of
the
environment,
it
becomes
essential
to
optimize
these
operations.
The
study
seeks
improve
effectiveness
productivity
cooling
structures,
chemical
reaction
reactors,
contaminant
control
methods
by
investigating
intricate
interconnections.
Because
this,
work
scrutinizes
endothermic/exothermic
(EN/EX)
processes,
convective
boundary
conditions,
pollutant
concentration
impacts
MHD
nanofluid
circulation
around
a
rotating
sphere.
governing
equations
based
above
assumptions
are
reduced
into
system
ordinary
differential
solved
numerically
with
Runge–Kutta
Fehlberg’s
fourth-
fifth-
order
schemes.
obtained
numerical
outcomes
from
scheme
presented
aid
graphs,
results
show
that
rate
mass
transfer
decreases
an
increase
external
local
source
solid
volume
percentage.
For
changes
values
activation
energy
parameter
fraction,
thermal
dispersion
drops
EN
case
upsurges
EX
case.
profile
shows
increment
addition
variation
parameter.
present
can
be
helpful
equipment,
developing
advanced
controlling
pollution,
environmental
management,
generators,
various
industrial
contexts.
Nanotechnology Reviews,
Journal Year:
2024,
Volume and Issue:
13(1)
Published: Jan. 1, 2024
Abstract
The
investigation
of
thermal
radiation
and
thermophoretic
impacts
on
nano-based
liquid
circulation
in
a
microchannel
has
significant
impact
the
cooling
microscale
equipment,
microliquid
devices,
many
more.
These
miniature
systems
can
benefit
from
improved
heat
transfer
efficiency
made
possible
by
use
nanofluids,
which
are
designed
to
consist
colloidal
dispersion
nanoparticles
carrier
liquid.
Understanding
precisely
modeling
deposition
(TPD)
channel
surfaces
is
utmost
importance
since
it
greatly
affect
transmission
properties.
This
work
examines
complex
interaction
between
quadratic
radiation,
magnetohydrodynamics,
TPD
permeable
microchannel.
It
aims
solve
knowledge
gap
microfluidics
mass
transport.
governing
equations
simplified
applying
suitable
similarity
restrictions,
computing
solutions
resulting
done
using
Runge‒Kutta
Fehlberg
fourth‒fifth-order
scheme.
results
shown
graphs,
engineering
metrics
analyzed.
outcomes
show
that
increased
Eckert
number,
magnetic,
porous
factors
will
improve
distribution.
Quadratic
shows
greater
distribution
presence
these
parameters,
while
Linear
least
rate
higher
linear
case
nonlinear
solid
fraction
factors.
present
research
helpful
improving
performance
electronic
devices
cooling,
health
care
other
microfluidic
applications.
ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik,
Journal Year:
2025,
Volume and Issue:
105(1)
Published: Jan. 1, 2025
Abstract
This
research
examines
the
influence
of
heat
source/sink
and
activation
energy
on
ternary
nanoliquid
flow
due
to
rotating
cone
with
wall‐deforming
boundary
circumstances
in
porous
media.
The
suspension
differently
shaped
nanoparticles
base
liquid
is
also
considered
modelling.
development
layer
structure
may
be
determined
by
analysing
von
Karman's
classic
deformable
revolving
disk
flow.
Therefore,
engineering
community
can
easily
identify
significant
physical
characteristics
a
certain
apex
angle
using
multiplication
factor
associated
spinning
governing
partial
differential
equations
are
converted
ordinary
help
similarity
variables.
obtained
numerically
solved
Galerkin
finite
element
technique.
Graphical
depictions
illustrate
impact
various
dimensionless
factors
different
profiles.
deformation‐to‐rotation
ratio
fluid
velocity
profiles
shown
for
both
stretching
shrinking
scenarios.
As
parameter
values
increase,
temperature
rises.
concentration
profile
decays
chemical
reaction
intensifies
parameter.
