International Journal of Electrical and Electronics Engineering,
Год журнала:
2024,
Номер
11(11), С. 160 - 171
Опубликована: Ноя. 30, 2024
Renewable
power
sharing
with
the
grid
is
a
complex
task
as
renewable
sources
are
very
unpredictable
and
always
vary
respect
to
available
natural
sources.
Multiple
connected
common
need
voltage
balancing
stability
for
sharing.
This
paper
connects
hybrid
source
system
energy
storage
modules
The
considered
PV
panels
PEMFC
along
high-capacity
BES
SC
units.
Quadratic
Boost
converter
higher
gain
extraction
capability
than
conventional
boost
converter.
has
store
during
abundance
of
power.
stored
can
later
be
utilized
when
needed
scarcity
from
PEMFC.
unit
provide
momentary
support
any
sudden
variation
on
or
side.
reduces
stress
battery
pack,
which
extends
its
health.
All
units
integrated
DC
side
through
bus.
bus
shares
VSI
operated
by
SRF
controller.
analysis
proposed
carried
out
using
MATLAB
Simulink
software.
modeling
implemented
blocks
'Powersystems'
library
category.
performance
validated
different
operating
conditions
at
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Июнь 17, 2024
Abstract
This
study
looks
into
how
to
make
proton
exchange
membrane
(PEM)
fuel
cells
work
more
efficiently
in
environments
that
change
over
time
using
new
Maximum
Power
Point
Tracking
(MPPT)
methods.
We
evaluate
the
efficacy
of
Flying
Squirrel
Search
Optimization
(FSSO)
and
Cuckoo
(CS)
algorithms
adapting
varying
conditions,
including
fluctuations
pressure
temperature.
Through
meticulous
simulations
analyses,
explores
collaborative
integration
these
techniques
with
boost
converters
enhance
reliability
productivity.
It
was
found
FSSO
consistently
works
better
than
CS,
achieving
an
average
increase
12.5%
power
extraction
from
PEM
a
variety
operational
situations.
Additionally,
exhibits
superior
adaptability
convergence
speed,
maximum
point
(MPP)
25%
faster
CS.
These
findings
underscore
substantial
potential
as
robust
efficient
MPPT
method
for
optimizing
cell
systems.
The
contributes
quantitative
insights
advancing
green
energy
solutions
suggests
avenues
future
exploration
hybrid
optimization
Abstract
Erbium‐incorporated
silicophosphate
glasses
are
very
desirable
in
principal
sectors
such
as
photonics,
optoelectronics,
lasers,
and
illuminating
diodes.
The
focus
of
the
current
investigation
has
been
on
determining
how
erbium
dopant
affects
optical,
physical,
structural
characteristics
silicophosphate‐based
glasses.
pure
doped
with
various
contents
were
prepared
by
sol–gel
process
this
work.
noncrystalline
character
synthesized
was
confirmed
XRD
patterns
that
obtained.
optical
measurement
showed
addition
trivalent
ions
resulted
an
increase
refractive
index
samples
a
decrease
their
energy
band
gap
values.
It
demonstrated
presence
P–O–P
linkage
stretching
vibration
modes
both
symmetrical
asymmetrical,
P–O
PO
4
bending
modes,
OH
group
elongating
flexure
vibrations,
P–O–H
water
absorption
theoretical
values
basicity
(Ʌ
th
)
increased
from
0.465
to
0.472,
while
interaction
parameter
(
A
decreased
0.218
0.214
.
Silicophosphate
show
promise
optoelectronic
filter
system
materials.
e-Prime - Advances in Electrical Engineering Electronics and Energy,
Год журнала:
2024,
Номер
9, С. 100688 - 100688
Опубликована: Июль 17, 2024
Ensuring
optimal
extraction
of
power
from
photovoltaic
(PV)
systems
under
diverse
climatic
circumstances
is
a
significant
challenge,
which
requires
an
efficient
Maximum
Power
Point
(MPP)
Tracking
(MPPT)
algorithm
and
adequate
conversion
stage.
Therefore,
this
paper
proposes
advanced
MPPT
strategy
implemented
by
Three-Level
Boost
converter
(TLB),
serves
as
the
interface
between
PV
generator
DC
load,
offering
advantages
such
reduced
output
voltage
distortion,
minimized
inductor
current
ripple,
decreased
switching
losses.
To
achieve
more
accurate
tracking,
robust
balance
control
across
TLB
capacitors
also
suggested.
The
proposed
system
meticulously
evaluated
using
MATLAB/Simulink,
demonstrating
its
capabilities
in
MPP
tracking
balancing
scenarios.
Furthermore,
comparative
analysis
various
test
including
static
dynamic
insolation
conditions
sudden
load
variations,
shows
that
suggested
offers
noteworthy
improvements
over
InC
algorithm.
Additionally,
thorough
comparison
with
existing
research
methods
proves
effectiveness
these
methods.
achieves
steady-state
error
0
W,
average
efficiency
99.13
%
99.44%,
fast-tracking
velocity.
Further,
comprehensive
real-time
evaluation
cutting-edge
RT-LAB
platform
confirms
consistency
results
simulation
outputs,
emphasizing
robustness
low
implementation
complexity
overall
strategy.
