Exploration of Half‐Cycle Length of Converging Circular Wavy Duct with Diverging‐Outlet: Turbulent Water Dynamics
Advanced Theory and Simulations,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 13, 2025
Abstract
The
dynamics
of
water‐liquid
flow
through
aluminum
circular
pipes
are
examined
to
investigate
the
effects
half‐cycle
length
in
converging
wavy
ducts
with
diverging
outlets.
This
study
provides
insights
into
control,
energy
efficiency,
enhanced
heat
transfer,
and
turbulence
management,
all
which
have
significant
industrial
applications.
SpaceClaim‐generated
duct
designs
40
mm
major
inlet
diameters
10
minor
inlets
on
either
side,
an
output
mm.
Shear
Stress
Transport
(SST)
k‐
model
ANSYS
Fluent
2024R2
is
used
for
better
management
pressure
gradients
precise
prediction
boundary
layer
behavior.
Meshing
simulation
followed
a
strict
methodology,
assuring
precision
dependability.
It
worth
noting
that
increasing
number
sinusoidal
half‐cycles
increases
turbulence,
raises
Reynolds
enhances
cooling
effect.
Longer
shown
increase
acceleration,
resulting
greater
velocities
more
turbulent
kinetic
production.
Turbulent
viscosity
2.5‐period
rises
dramatically
inflow
velocity
temperature.
A
12.5‐period
substantially
than
duct.
These
findings
important
implications
applications
require
improved
dissipation
including
exchanger
design
thermal
systems.
Язык: Английский
Numerical simulation of three physical fields in counter‐current ultrasound
Journal of Food Process Engineering,
Год журнала:
2024,
Номер
47(7)
Опубликована: Июль 1, 2024
Abstract
Power
ultrasound
is
a
kind
of
green
and
environmentally
friendly
processing
technology.
Still,
because
its
uneven
distribution
acoustic
pressure
in
the
propagation
medium,
large‐scale
industrial
application
limited.
In
order
to
make
more
effective
use
waves,
this
paper
uses
counter‐current
ultrasound‐assisted
extraction
container
as
geometric
model
simulation,
calculates
field
by
COMSOL
Multiphysics
software,
investigates
effect
on
fluid
field,
temperature
field.
The
simulation
results
showed
that
increased
with
increase
power
frequency,
tended
balance
rise
distance,
cavitation
was
likely
occur.
medium
velocity
vorticity
fluid,
which
conducive
generation
mixing
effects.
Under
pulse
working
mode
for
4
min,
central
axis
stepped
order,
maximum
19.3°C.
We
can
see
establishment
provides
some
theoretical
guidance
practical
food
industry.
Practical
Applications
limitation
mainly
lies
nonuniform
when
propagates
medium.
Therefore,
mastering
multiple
physical
fields
reaction
zone
through
has
important
technical
support
guiding
significance
designing
efficient
equipment
production
ultrasound.
Язык: Английский
Assessment and prediction of habitat risk on the Qinghai-Xizang plateau under multiple scenarios
Ecological Indicators,
Год журнала:
2024,
Номер
168, С. 112804 - 112804
Опубликована: Ноя. 1, 2024
Язык: Английский
Fast Fluid Dynamics Simulations of the Drag Effect of Trees on Airflow Distributions
Building and Environment,
Год журнала:
2025,
Номер
unknown, С. 113039 - 113039
Опубликована: Апрель 1, 2025
Язык: Английский
Wind characteristics around a skyway bridge of high-rise buildings
Physics of Fluids,
Год журнала:
2024,
Номер
36(7)
Опубликована: Июль 1, 2024
To
respond
the
expansion
of
urban
centers,
proliferation
high-rise
buildings
demands
a
better
understanding
aerodynamic
phenomena
around
skyway
bridges
connecting
these
structures.
This
analysis,
utilizing
advanced
computational
fluid
dynamics
verified
by
wind
tunnel
test
data,
investigates
characteristics
such
bridges,
crucial
for
structural
stability,
pedestrian
comfort,
and
efficiency.
study
focuses
on
interactions
between
2
×
building
array
with
height-to-street
width
ratio
30
bridge,
investigating
those
factors
as
bridge
influence,
structures,
height,
position.
Using
three-dimensional
steady
Reynolds-averaged
Navier–Stokes
equations
along
Reynolds
stress
model
turbulence
closure,
results
show
that
presence
significantly
modifies
local
patterns.
Wind
speed
intensity
are
impacted
differently
based
bridge's
upstream
or
downstream
settings.
Downstream
tend
to
reduce
speeds
due
sheltering
effects,
while
placement
can
enhance
flow,
affecting
both
design
comfort.
Additionally,
height
variations
adjacent
influence
velocity
pressure
profiles,
taller
intensifying
at
lower
levels
because
channeling
effects.
These
insights
pivotal
optimizing
designs
improve
airflow
distribution,
environmental
sustainability,
ease
wind-caused
disturbances,
offering
guideline
future
architectural
planning
in
districts.
Язык: Английский