Mechanics of Advanced Materials and Structures,
Год журнала:
2023,
Номер
31(27), С. 9099 - 9116
Опубликована: Ноя. 6, 2023
It's
all
about
speed
and
scale
in
the
quickly
evolving
corporate
world
of
today,
business
executives
are
looking
to
cutting-edge
technology
help
them
find
answers
their
most
difficult
problems.
A
data-driven
strategy
provides
means
more
thoroughly
comprehend,
confirm,
quantify
decision-making
outcomes.
It
is
possible
feel
greater
confidence
decisions
made
by
designers
a
business.
So,
using
this
essential
technique,
via
mathematical
modeling,
nonlinear
wave
dispersion
sandwich
nanoshell
Bi-directional
functionally
graded
(BD-FG)
core,
piezoelectric
patch
investigated.
In
first-order
shear
deformation
theory
with
moderately
thick
hypothesis
used
model
displacement
fields
current
work
for
both
layers.
After
that,
compatibility
conditions
presented
interface
equations
between
For
correct
exact
modeling
nanosystem,
nonlocal
strain
gradient
length
parameters
presented.
solving
equations,
harmonic
solution
technic
domain,
multiple
method
time
domain
procedure
section.
decrease
computational
cost
work,
vibration
problem.
Comparing
results
outcomes
solutions
another
published
article
can
verify
results.
Finally,
section,
influences
various
factors
such
as
scale,
nonlocal,
applied
voltage,
area
patch,
FG
power
index,
geometry
condition
structure
on
phase
velocity
BD-FG
coupled
Mechanics Based Design of Structures and Machines,
Год журнала:
2024,
Номер
unknown, С. 1 - 31
Опубликована: Июль 1, 2024
This
research
explores
the
static
bending
behaviour
of
functionally
graded
rectangular
plates
with
porous
voids.
It
addresses
maximum
deformation
and
factors
under
uniform-pressure,
considering
variables
such
as
porous-void
distributions,
full
partial
elastic
foundations,
edge
constraints.
The
Rayleigh-Ritz
method
combined
algebraic
polynomials
is
employed
to
obtain
numerical
solutions.
convergence
test
shows
computing
efficiency,
while
validation
tests
against
public
data
ANSYS
findings
verify
accuracy
present
model.
Additionally,
this
presents
a
deep
learning-based
Artificial-Neural-Network
model
for
prediction
enhance
depth
analysis
without
extensive
simulations.
Mechanics Based Design of Structures and Machines,
Год журнала:
2024,
Номер
unknown, С. 1 - 26
Опубликована: Окт. 15, 2024
This
study
examines
active
vibration
control
(AVC)
in
a
truncated
conical
shell
composed
of
metal
foam
reinforced
with
agglomerated
graphene
nanoplatelets
and
integrated
piezoelectric
layers
functioning
as
sensors
actuators.
Both
complete
partial
agglomeration
states
are
considered
based
on
the
Eshelby–Mori–Tanaka
approach,
mechanical
properties
porous
core
characterized
using
closed-cell
model.
The
governing
equations
motion
derived
Hamilton's
principle,
two-dimensional
axisymmetric
elasticity
theory,
solved
through
finite
element
method
coupled
Newmark
method.
Vibration
mitigation
is
achieved
fractional-order
fuzzy
proportional–integral–derivative
(PID)
controller.
A
comprehensive
parametric
conducted,
examining
effects
geometric
dimensions,
various
boundary
conditions,
reinforcement
parameters
(including
weight
fraction,
distribution
patterns,
parameters),
porosity
pore
size,
pattern)
shell.
Numerical
simulations
performed
to
assess
effectiveness
proposed
AVC
system
reducing
structural
vibrations
compared
constant
velocity
feedback
approach.
controller
reduced
central
deflection
from
12.65
5.089
μm,
while
PID
further
improved
it
2.348
representing
53.86%
enhancement
over
Mechanics of Advanced Materials and Structures,
Год журнала:
2023,
Номер
31(27), С. 9099 - 9116
Опубликована: Ноя. 6, 2023
It's
all
about
speed
and
scale
in
the
quickly
evolving
corporate
world
of
today,
business
executives
are
looking
to
cutting-edge
technology
help
them
find
answers
their
most
difficult
problems.
A
data-driven
strategy
provides
means
more
thoroughly
comprehend,
confirm,
quantify
decision-making
outcomes.
It
is
possible
feel
greater
confidence
decisions
made
by
designers
a
business.
So,
using
this
essential
technique,
via
mathematical
modeling,
nonlinear
wave
dispersion
sandwich
nanoshell
Bi-directional
functionally
graded
(BD-FG)
core,
piezoelectric
patch
investigated.
In
first-order
shear
deformation
theory
with
moderately
thick
hypothesis
used
model
displacement
fields
current
work
for
both
layers.
After
that,
compatibility
conditions
presented
interface
equations
between
For
correct
exact
modeling
nanosystem,
nonlocal
strain
gradient
length
parameters
presented.
solving
equations,
harmonic
solution
technic
domain,
multiple
method
time
domain
procedure
section.
decrease
computational
cost
work,
vibration
problem.
Comparing
results
outcomes
solutions
another
published
article
can
verify
results.
Finally,
section,
influences
various
factors
such
as
scale,
nonlocal,
applied
voltage,
area
patch,
FG
power
index,
geometry
condition
structure
on
phase
velocity
BD-FG
coupled
