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
Symmetry,
Год журнала:
2024,
Номер
16(8), С. 984 - 984
Опубликована: Авг. 2, 2024
In
this
work,
non-linear
elastic
deformations
of
beams
are
investigated.
The
kinematics
the
beam
is
derived
based
on
an
element
with
four-parameter
containing
a
through-the-thickness
stretch
parameter
to
avoid
Poisson
locking.
Moreover,
Kirchhoff-Saint
Venant
model
used
derive
kinetic
quantities.
Next,
FE
formula
in
Total
Lagrangian
form
obtained,
and
three-node
two-node
reduced
integration
employed
shear
Finally,
evaluate
performance
formulations,
some
examples
provided.
results
prove
that
current
formulation
very
good
agreement
those
available
literature.
More
importantly,
capable
predicting
experimental
high
accuracy.
In
elevated
temperatures,
the
stiffness
of
panel
deteriorates
and
can
lead
to
loss
stability
structures.
Hence,
analysis
thin-walled
structures
is
a
critical
investigation
in
thermal
environment.
Finding
such
criticality,
present
semi-analytical
study
investigated
nonlinear
behaviour
porous
doubly
curved
panels
subject
surface
heating
like
dome
localised
heating.
To
improve
panel,
matrix
reinforced
with
carbon
nanotubes
(CNTs).
Improper
mixing
nanoparticles
agglomeration
or
bundling
effect,
which
may
reduce
structure's
stiffness.
Still,
its
be
an
essential
aspect
that
found
untouched
by
researchers
for
shell
panels.
The
effective
material
properties
three-phase
composite
are
determined
using
Eshelby-Mori-Tanaka
(E-M-T)
approach
Chamis
homogenization
technique.
Using
variational
principle,
governing
equations
derived
further
simplified
non-linear
algebraic
Galerkin
Gibson
Ashby
foam
model
used
cell
structure.
It
observed
complete
agglomerated
state
results
higher
post-buckling
strength,
continuous
deformation
path
due
biaxial
compression
geometry,
porosity
cellular
structure
distribution
walls
important
parameters
environment
major
conclusions
drawn
from
current
study.
Current
contribution
towards
modelling
aircraft
supersonic
airflow
furnace
power
plants
subjected
The Journal of Strain Analysis for Engineering Design,
Год журнала:
2024,
Номер
59(6), С. 387 - 400
Опубликована: Июнь 19, 2024
In
this
paper,
in
order
to
satisfied
the
design
and
manufacturing
requirements
of
functional
materials,
an
investigation
is
carried
out
study
free
vibration
thermal
buckling
characteristics
porous
P-
S-type
functionally
graded
materials
(FGM)
circular
plates
non-uniform
fields
context
first-order
shear
deformation
theory.
FGM
formed
by
gradient
changes
metals
ceramics,
thermomechanical
properties
were
characterized
a
along
thickness
direction
plate
power-law
function
containing
porosity
correction.
The
differential
equations
motion
control
are
derived
using
Hamiltonian
variational
principle,
dimensionless
boundary
conditions
solved
analytically
DTM
transformation
procedure.
problem
has
been
degraded
compared
with
results
existing
literature
confirm
its
validity.
conclusion,
influence
each
parameter
on
natural
frequency
relevant
parameters
critical
temperature
rise
calculated
evaluated.
weakens
overall
stiffness
equivalent
mass
structure,
foundation
enhances
stiffness.
calculation
iteration
speed
fast,
highly
consistent.
can
be
used
provide
model
guidance
data
support
for
future
studies
as
well
follow-up
studies.
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.
