Artificial neural network analysis of natural convection of Casson fluid flow over a curved stretching surface with viscous dissipation
International Journal of Thermofluids,
Год журнала:
2024,
Номер
unknown, С. 100973 - 100973
Опубликована: Ноя. 1, 2024
Язык: Английский
An analytical flow model for multistage fractured horizontal well with elastic outer reservoir boundary
Physics of Fluids,
Год журнала:
2025,
Номер
37(3)
Опубликована: Март 1, 2025
Currently,
the
analytical
flow
models
for
multistage
fractured
horizontal
well
that
describe
seepage
laws
in
unconventional
tight
oil
and
gas
reservoirs
mostly
assume
traditional
idealized
reservoir
outer
boundaries,
which
are
closed,
constant
pressure,
or
infinite.
However,
these
three
types
of
boundaries
cannot
adapt
to
some
actual
situations
engineering,
boundary
can
show
an
elastic
feature.
To
address
this
issue,
based
on
engineering
background
shale
development,
conception
condition
is
introduced
first
time,
a
novel
physical
model
its
mathematical
wells
with
established.
Through
defining
pseudo
linearized,
then,
semi-analytical
solution
obtained
by
using
Laplace
transform.
Finally,
was
applied
analyze
production
data
from
parent
reservoirs,
suffer
energy
replenishment
through
fluid
injection
into
infill
wells.
The
results
typical
curve
fitting
improved
our
model.
It
largely
increases
accuracy
forecast.
Moreover,
cover
all
boundaries.
research
greatly
improves
applicability
All
all,
it
provides
important
theoretical
foundation
mechanics
dynamic
analysis
testing
technologies
development
fields.
Язык: Английский
Thermal transport and irreversibility analysis for radially magnetized Carreau–Yasuda nanofluids flow over polished surfaces
Modern Physics Letters B,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 14, 2025
A
major
challenge
in
modern
industry
is
the
need
for
efficient
heat
transfer
fluids,
as
conventional
fluids
often
do
not
provide
necessary
efficiency
heating
and
cooling
processes.
Nanofluids,
seen
future
of
are
developed
by
dispersing
nanoparticles
into
base
fluids.
Owing
to
their
unique
dynamic
thermophysical
properties,
these
innovative
nanofluids
have
a
broad
spectrum
applications
nanotechnology
advanced
systems.
Based
on
nanofluids,
flow
composed
graphene
suspended
lubricant
oil
with
studied
here.
Flow
induced
curved
stretching
sheet.
The
surface
sheet
considered
be
polished
uniformly,
which
hence
facilitates
velocity
slip.
novelty
this
study
lies
utilizing
rheological
properties
dispersed
oil-based
fluid,
empirically
investigated
Bakak
et
al.
(2021).
Their
findings
suggest
that
nanofluid
exhibits
non-Newtonian
behavior,
experimental
data
closely
aligning
Carreau–Yasuda
model.
radially
varying
magnetic
field
influences
generating
Lorentz
force
Ohmic
heating.
In
view
experimentally
reported
results,
depicted
using
Furthermore,
configuration
influenced
thermal
radiation,
source,
viscous
dissipation,
convective
at
boundary.
Irreversibility
analysis
carried
out
propose
ways
energy
optimization.
Boundary
layer
approximations
utilized
model
partial
differential
equations
(PDEs)
governing
system.
By
applying
non-similarity
transformation,
original
PDEs
converted
dimensionless
nonlinear
PDEs.
local
approach,
truncated
second
order,
reducing
them
ordinary
(ODEs)
can
more
easily
solved.
resulting
system
tackled
through
BVP4c
algorithm
MATLAB.
Influences
pertinent
parameters
profile,
drag
force,
isotherms,
nanofluid’s
temperature,
streamlines,
entropy
generation
number,
rates,
Bejan
number
analyzed
graphs
tables.
Findings
indicate
temperature
distribution
improves
higher
values
Biot
Weissenberg
number.
Additionally,
decreases
increasing
Also,
it
noted
velocity.
demonstrates
direct
relationship
profile.
magnitude
coefficient
curvature
parameter
volume
fraction
nanoparticles.
Heat
rises
elevated
parameter,
Eckert
source
radiation
but
an
increase
Язык: Английский
Numerical Analysis of Flow Through Venturimeter with Variation of Neck Size to Determine Velocity Coefficient and Pressure Drop
Zakaria Gaber Hanawy Beshay,
Sokunthea Sin,
Waseem Raja
и другие.
Interval Indonesian Journal of Mathematical Education,
Год журнала:
2025,
Номер
3(1), С. 1 - 12
Опубликована: Май 1, 2025
Purpose
of
the
study:
This
study
aims
to
analyze
effect
variations
in
size
venturimeter
neck
on
velocity
coefficient
and
pressure
drop
using
a
numerical
simulation
method.
Methodology:
The
method
used
this
is
SolidWorks
2014
software.
simulated
model
has
length
variation
20
mm
30
mm,
with
throat
diameter
10
mm.
fluid
water
temperature
25°C,
carried
out
Reynolds
number
(Re)
range
1000
5000.
Main
Findings:
results
showed
that
greater
incoming
fluid,
number,
flow
rate,
also
increased.
In
addition,
difference
affects
drop,
where
longer
experiences
due
duration
flow.
resulting
influenced
by
higher
velocity,
rate
value.
Novelty/Originality
novelty
research
lies
approach
analyzing
relationship
between
drop.
allows
faster
more
efficient
calculations
compared
conventional
experimental
methods,
thus
contributing
development
accurate
applicable
measurement
techniques.
Язык: Английский
MHD effects of oriented magnetic field on radiative Casson nanofluid flow over a stretchable surface
Deleted Journal,
Год журнала:
2025,
Номер
2(3)
Опубликована: Май 27, 2025
In
various
areas
such
as
geophysics,
petroleum
engineering,
agriculture,
metal
casting,
working,
and
cooling
of
atomic
reactors,
magnetohydrodynamic
(MHD)
forces
on
fluid
flow
over
a
stretched
surface
play
crucial
role.
This
study
investigates
heat
transfer
MHD
phenomena
in
the
Casson
with
ternary
nanoparticles
under
influence
an
aligned
magnetic
field
slip
effect.
The
energy
equation
takes
into
account
radiation,
convection,
uniform
source/sink
heat.
Additionally,
relationship
between
velocity
is
investigated.
Through
appropriate
transformations,
governing
equations
their
associated
boundary
conditions
are
transformed
to
set
ordinary
differential
equations,
which
solved
numerically.
Key
quantities
temperature,
friction
drag,
Nusselt
number,
results
show
that
induces
resistive
force
slows
down
motion
fluid.
It
also
found
increases
radiation
parameter
Biot
number
lead
significant
transfer.
provides
enhanced
understanding
thermal
dynamics
relevance
complex
industrial
other
engineering
scenarios.
Язык: Английский
Numerical Performances of Internal Heat Generation and Quadratic Thermal Radiation Influences on Unsteady MHD Mixed Convective Flow About a Curved Stretching Surface Embedded in Porous Medium
Heat Transfer,
Год журнала:
2025,
Номер
unknown
Опубликована: Июнь 3, 2025
ABSTRACT
Quadratic
thermal
radiation
is
a
key
concept
in
radiative
heat
transfer,
concerning
the
interplay
of
radiation.
It
involves
nonlinear
relationship
between
temperature
and
properties.
While
linear
common
various
everyday
applications,
significant
certain
situations,
especially
when
more
accurate
depiction
transfer
necessary.
The
occurrence
plays
vital
role
scenarios
requiring
improved
precision
modeling
transfer.
This
inquiry
aims
to
analyze
incompressible
flow
across
stretching
curved
surface
affected
by
quadratic
internal
generation
subject
suction
or
injection.
governing
system
differential
equations
transformed
into
ordinary
through
application
similarity
transformations.
study
offers
results
obtained
using
bvp4c
numerical
scheme.
indicate
that
curvature
constraint
enhances
velocity
profiles.
Also,
parameters
such
as
Prandtl
number
(+20.27%),
parameter
(+14.72%),
ratio
(+18.35%),
presence
(+16.09%),
unsteady
(+39.53%)
act
crucial
factors
enhancing
rate
cooling
system;
on
other
hand,
an
enhanced
leads
reduced
26.75%.
findings
provide
important
insights
can
enhance
efficiency
fluid
mechanics
management.
Язык: Английский