Kuwait Journal of Science,
Год журнала:
2024,
Номер
51(3), С. 100248 - 100248
Опубликована: Май 15, 2024
In
recent
years,
carbon
nanotubes
have
been
extensively
explored
based
on
numerous
applications
in
fields
such
as
nanotube
electrodes,
super
capacitors,
nanowires,
sensors,
coating
with
polymers,
biomedical,
and
mechanical
applications.
Keeping
view
the
significance
of
heat
transfer
process
micro-electrochemical
systems,
this
study
is
conducted
to
examine
attributes
using
mixture
base
working
fluid.
The
focus
investigation
elaborate
consequence
higher
chemical
reactions
bioconvective
flow
nanotubes.
Additionally,
modified
Buongiorno's
nanofluid
model
has
used,
which
undertakes
thermophoresis
Brownian
motion
effects.
Heated
boundary
condition
also
incorporated
migration
motile
microorganisms.
hybrid
mechanism
followed
work.
Carbon
single-layer
multi-layer
used
simultaneously
different
fluids,
ethylene
glycol
(EG)
glycol/water
(EG-water).
Non-dimensional
equations
tackled
bvp-4c
package.
obtained
outcomes
presented
for
distinct
profiles
tabulated
data
sets
surface
skin
friction
coefficient.
It
observed
that
when
level
increases,
velocity
profile
decreases
abruptly
SWCNT-MWCNT/EG
compared
SWCNT-MWCNT/EG-water
nanofluid.
Opposite
behavior
seen
raising
values
magnetization.
High
Prandtl
number
decrease
thermal
layer
thickness
both
types
nanofluids.
microorganism
expands
by
Lewis
number.
Moreover,
drag
force
Nusselt
compared,
good
agreement
found.
Case Studies in Thermal Engineering,
Год журнала:
2023,
Номер
50, С. 103427 - 103427
Опубликована: Авг. 29, 2023
The
practical
applications
of
current
model
include
materials
science,
heat
exchangers,
renewable
energy,
nanotechnology,
manufacturing,
medical
treatments,
and
environmental
engineering.
Insights
gained
from
this
study
could
enhance
material
design,
improve
transfer
efficiency
in
various
systems,
optimize
energy
conversion
processes,
contribute
to
advancements
therapies,
engineering
design.
In
investigation,
melting
transmission
non-uniform
generation
features
ternary
hybrid
nanofluid
flow
over
a
slender
stretched
sheet
are
examined.
This
proposed
goal
is
compare
the
effectiveness
well-known
models
Xue
Yamada-Ota.
Utilized
made
up
titanium
oxide
(TiO2),
aluminum
(Al2O3),
cobalt
iron
(CoFe2O4),
Ethylene
glycol
(C2H6O2)
as
base
fluid.
course
leading
equations
transformed
using
appropriate
similarity
variables,
following
then
mathematically
solved
shooting
approach
(bvp4c).
impacts
some
physical
parameters
on
typical
profiles
(concentration,
velocity
thermal)
explained
Yamada-Ota
models.
Additionally,
same
used
explore
mass
rates,
results
shown
tabular
format.
For
higher
values
wall
thickness
parameter,
thermal
enhance.
It
also
reduces
rates
transmission.
outperforms
terms
efficiency.
Numerical Heat Transfer Part A Applications,
Год журнала:
2023,
Номер
unknown, С. 1 - 20
Опубликована: Ноя. 3, 2023
The
majority
of
liquids
are
undesirable
for
engineering
due
to
their
low
heat
conductivity.
Scientists
and
researchers
developing
nanofluids,
which
made
nanoparticles
(NPs)
scattered
in
a
base
fluid,
boost
the
capacity
transfer
variety
industries,
including
molten
metals,
pharmaceuticals,
computers.
In
this
study,
magneto-hydrodynamics
(MHD)
flow
micropolar
nanofluid
model
with
particle
microstructure
inertial
properties
is
investigated.
A
nanofluid's
examined
concerning
effects
magnetic
field.
Aspects
mass
investigated
using
thermal
radiation,
thermophoresis,
Brownian
motion,
double
diffusion
theory
toward
an
inclined
surface.
With
right
level
similarity,
process
converts
partial
differential
equations
emerging
nanofluidic
systems
into
nonlinear
equation
systems.
FDM
finite
difference
approach
(FDM)
(Lobatto
IIIA)
used
issue
precision
order
4–5
implemented
collocation
locations.
strength
Lobatto
IIIA
its
effectiveness
handling
coupled
that
extremely
nonlinear.
higher-order
converted
first-order
method
utilizing
boundary
value
dilemma
(bvp4c)
solver,
part
MATLAB
software
package,
computationally
analyze
simplified
mathematical
model.
data
obtained
demonstrated
high
degree
accuracy
symmetry
when
measured
against
previously
published
studies.
Numerous
variables'
on
fluid
graphically
displayed
numerical
data.
results
show
temperature
profile
behaves
way
consistent
increasing
thermophoresis
motion
forces.
This
work
provides
insights
practical
applications
such
as
nanofluidic,
energy
conservation,
friction
reduction,
power
generation.
However,
makes
significant
point
NPs
can
be
regulated
by
appropriately
modifying
parameter
parameter.
Nanotechnology Reviews,
Год журнала:
2023,
Номер
12(1)
Опубликована: Янв. 1, 2023
Abstract
Dusty
Casson
fluids
and
tetra-hybrid
nanofluids
are
complex
phenomena
that
find
their
extensive
uses
in
engineering
industrial
applications.
For
instance,
dusty
used
gas-freezing
systems
nuclear
power
reactors.
The
main
objective
of
this
article
is
to
focus
on
the
characterization
generalized
two-phase
free
convection
magnetohydrodynamic
flow
nanofluid
among
parallel
microplates:
fluid
exhibit
movement
electrical
conductivity.
Caputo–Fabrizio
fractional
derivative
recently
discovered
generalizes
partial
differential
equations
governing
flow.
Highly
accurate
temperature
velocity
distributions
can
be
obtained
using
finite
sine
Fourier
Laplace
transform
together.
This
study
examines
relationships
between
temperature,
dust
particle
velocity,
along
with
effects
magnetic
parameter,
Grashof
number,
Peclet
Reynold
mass
parameter.
Mathcad-15
software
provides
Casson,
dusty,
profiles
graphically.
Nusselt
number
skin
friction
also
examined
for
nanofluid.
model
more
than
classical
terms
heat
transfer,
friction.
Graphical
results
conclude
describes
a
realistic
aspect
both
(fluid
particle)
velocities
profiles,
transfer
rate,
model.
Furthermore,
rate
enhanced
from
0
39.3111%
Nanotechnology Reviews,
Год журнала:
2024,
Номер
13(1)
Опубликована: Янв. 1, 2024
Abstract
Thermophoretic
particle
deposition
(TPD)
and
thermal
radiation
have
significant
uses
in
engineering
research,
such
as
projectiles,
electrical
fuel,
production
of
coating
sheets,
transference,
nuclear
plants,
renewable
energy,
aerospace
engineering,
gas
turbines.
In
light
the
above
applications,
present
analysis
examines
stagnation
point
flow
hybrid
nanofluid
(hnf)
around
a
revolving
sphere.
The
hnf
is
prepared
with
addition
Cu
Al
2
O
3
nanoparticles
water.
examined
under
impact
chemical
reaction,
radiation,
TPD,
activation
energy.
equations
are
reformed
into
dimensionless
set
ordinary
differential
then
solved
through
numerical
approach
parametric
continuation
method.
graphical
results
demonstrated
graphics
tables.
It
has
been
noted
that
effects
acceleration
rotational
parameters
boost
(Cu
/water)
velocity.
Furthermore,
energy
outline
reduces
effect
parameter
nanoparticle
volume
friction.
influence
rotation
factor
boosts
rate
skin
enriches
transmission
rate.
Nanotechnology,
Год журнала:
2023,
Номер
35(9), С. 095402 - 095402
Опубликована: Ноя. 30, 2023
Mixed
convection
flow
of
two
layers
nanofluid
in
a
vertical
enclosure
is
studied.
The
channel
consists
regions.
Region
I
electrically
conducting
while
II
non-conducting.
filled
with
base
fluid
water
copper
oxides
nanoparticles
and
kerosene
oil
iron
oxides.
simultaneous
effects
electro-magnetohydrodynamics
Grashof
number
are
also
taken
into
account.
governing
problem
nonlinear
coupled
differential
equations
which
tackled
using
analytical
technique.
Analytical
results
have
been
obtained
by
the
homotopy
analysis
method
(HAM).
for
leading
parameters,
such
as
Hartmann
numbers,
ratio
viscosities,
width
ratio,
volume
fraction
nanoparticles,
thermal
conductivities
three
different
electric
field
scenarios
under
heat
generation/absorption
were
examined.
It
found
that
effect
negative
load
parameter
assists
positive
opposes
compared
to
case
when
zero.
All
outcomes
significant
parameters
on
velocity
temperature
discussed
graphically.
Results in Physics,
Год журнала:
2023,
Номер
52, С. 106898 - 106898
Опубликована: Авг. 26, 2023
Present
analysis
deals
with
the
characteristics
of
radiative
heat
on
peristaltic
flow
nanofluid
through
wavy
walls
a
tapered
channel.
Peristaltic
flows
within
pumping
process
arise
in
region
having
lower
to
higher
pressure
region.
Assumption
velocity
slip
along
convective
boundary
condition
energizes
thermal
system
as
well
phenomena.
However,
combined
effect
Brownian
motion
and
thermophorsis
due
cross-diffusion
affects
properties.
One
significant
applications
is
that
blood
human
body.
It
acts
vehicle
liquid
past
channels
contacting
liquids
expands
its
length
dynamical
rush.
solution
transformed
governing
phenomena
obtained
by
employing
approximate
analytical
technique
known
Variation
Parameter
Method
(VPM).
The
parameters
involved
are
presented
via
graphs.
outcome
warrants
that,
significance
magnetic
strength
permeable
medium
may
favours
enhance
procedure
gradient
down
non-Darcy
found
be
one
important
observations.
Further,
enhancement
fluid
temperature
concentration
profile
exhibited
consideration
conditions
i.e.
augmentation
solutalBiot
numbers
respectively.
Abstract
The
significance
of
the
study
comes
in
fact
that
it
investigates
complex
fluid
dynamics
and
magnetohydrodynamics
phenomena,
which
have
potential
to
be
applied
a
variety
domains,
such
as
physics,
engineering,
materials
science.
Their
exceptional
physical
stems
from
their
ability
combine
unique
properties
multiple
substances
provide
desired
functions
performance
characteristics.
However,
this
study,
numerical
studies
slip
effects
on
magnetized
radiatively
hybridized
ferrofluid
flow
with
acute
magnetic
force
over
stretching/shrinking
surface
were
investigated.
main
objective
current
research
is
examine
influence
solid
volume
percentage
cobalt
ferrite,
sharply
oriented
field,
velocity
factors
behaviour
skin
friction
heat
transfer
subjected
suction
effect.
Moreover,
included
an
analysis
temperature
profiles
relation
consideration
parameter,
Prandtl
number,
thermal
radiation
parameter.
equations
regulate
system
converted
partial
differential
into
ordinary
by
making
use
relevant
similarity
variables,
then,
solved
bvp4c
MATLAB
software.
boundary
requirements
are
satisfied
particular
parameter
ranges
where
dual
solutions
achieved.
Besides,
obtained
shrinking
zone.
At
critical
points,
two
intersect;
however,
after
these
no
further
accessible.
rate
decreased
factor,
while
increased
factor.
In
addition,
thickness
layer
radiation,
simultaneously
reducing
number.
profile
improves
when
value
ferrite
higher.
summary,
according
stability
analysis,
he
first
solution
stable
second
unstable.
