The
structural
assessment
of
offshore
floating
photovoltaic
platforms
(OFPVPs)
has
long
been
a
critical
focus
in
engineering.
Traditional
methods
usually
involve
mapping
loads
from
hydrodynamic
model
to
finite
element
(FEM)
one-way
process.
However,
and
analyses
are
typically
treated
as
separate
processes.
In
contrast,
the
present
integrates
FEM
with
static
condensation
method
couple
models.
This
is
accomplished
by
solving
frequency-domain
multi-body
equation
motion,
which
combines
condensed
mass
stiffness
platform's
superstructure
coefficients
its
floats
high-dimensional
matrix.
deformation
derived
displacement
center
gravity
during
process,
while
strength
assessed
evaluate
integrity.
To
validate
model,
it
tested
using
classical
double-barge
problem,
demonstrating
reliability.
then
applied
four-column,
27.5
kW
platform
investigate
responses.
These
responses
compared
those
obtained
traditional
approach,
revealing
that
outperforms
approach
terms
computational
accuracy
efficiency,
making
more
suitable
for
design
optimization
purposes.
Finally,
additional
performed
modified
superstructures,
providing
insights
into
safer
configurations
can
be
quickly
identified
through
application
model.
Journal of Marine Science and Engineering,
Год журнала:
2025,
Номер
13(1), С. 142 - 142
Опубликована: Янв. 15, 2025
With
the
development
of
renewable
energy
and
utilization
marine
resources,
large-scale
offshore
floating
photovoltaics
have
gradually
attracted
widespread
attention.
In
order
to
develop
promote
sustainable
development,
it
has
become
necessary
explore
hydrodynamic
characteristics
photovoltaic
units
arrays.
this
work,
based
on
viscous
flow
theory,
Computational
Fluid
Dynamics
(CFD)
discrete
element
method
(DEM)
methods
are
used
analyze
hydrodynamics
body
unit
photovoltaics.
The
influencing
factors
include
mooring
length,
radius,
length.
addition,
performance
array
under
different
wave
heights
periods
is
also
discussed
influence
environmental
loads
array.
results
indicate
that
tension
exhibits
an
opposite
trend
with
surge
heave
motions
when
line
length
radius
varied.
motion
found
be
more
pronounced
0.4
times
wavelength.
a
strong
linear
relationship
height,
increasing
by
0.01
m
for
every
0.015
increase
in
height.
both
sides
connected
lines
decreases
as
increases.
