Türk doğa ve fen dergisi :/Türk doğa ve fen dergisi,
Journal Year:
2024,
Volume and Issue:
13(1), P. 88 - 97
Published: March 26, 2024
Temperature
and
irradiance
levels
are
two
examples
of
environmental
variables
that
affect
the
power
value
produced
by
photovoltaic
panels.
Therefore,
in
order
to
transfer
maximum
from
PV
panel
load
under
varying
climatic
conditions,
point
tracking
(MPPT)
algorithms
DC-DC
converter
topologies
used.
In
this
study,
performances
boost
CUK
circuit
investigated
variable
conditions
using
a
neural
network-based
MPPT
algorithm
learning
particle
swarm
optimization
(PSO).
As
first
scenario,
it
is
analyzed
assuming
temperature
values
coming
constant.
second
performance
evaluation
according
current,
voltage
parameters
made
for
situation.
last
difference
depending
on
sun's
condition
during
day
has
been
examined.
Canadian
Solar
CS6P-250P
used
study.
50
kHz
selected
as
switching
frequency.
According
results
obtained,
observed
topology
reaches
faster
than
both
dynamic
change,
oscillation
at
less.
It
aimed
increase
method,
which
uses
literature,
applying
topology.
Algorithms,
Journal Year:
2022,
Volume and Issue:
15(10), P. 365 - 365
Published: Sept. 29, 2022
In
the
recent
past,
solar
photovoltaic
(PV)
system
has
emerged
as
most
promising
source
of
alternative
energy.
This
PV
suffers
from
an
unavoidable
phenomenon
due
to
fluctuating
environmental
conditions.
It
nonlinearity
in
I-V
curves,
which
reduces
output
efficiency.
Hence,
optimum
maximum
power
point
(MPP)
extraction
is
difficult
achieve.
Therefore,
for
maximizing
systems,
a
tracking
(MPPT)
mechanism,
control
algorithm
that
can
constantly
track
MPP
during
operation,
required.
However,
choosing
suitable
MPPT
technique
might
be
confusing
because
each
method
its
own
set
advantages
and
disadvantages.
proper
review
these
methods
essential.
this
paper,
state-of-the-art
on
various
techniques
based
their
classifications,
such
offline,
online,
hybrid
under
uniform
nonuniform
irradiances,
presented.
comparison
offline
online
methods,
intelligent
have
better
accuracy
efficiency
with
less
steady
state
oscillations.
Unlike
techniques,
global
partial
shade
paper
will
useful
resource
researchers,
well
practicing
engineers,
pave
way
additional
research
development
field.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Oct. 27, 2024
Power
electronic
converters
are
widely
used
in
various
fields
of
electrical
equipment.
Due
to
their
fast
dynamics
and
non-linear
nature,
controlling
them
requires
dealing
with
complexities.
Therefore,
having
a
well-designed,
high-speed,
robust
controller
is
critical
ensure
the
effective
operation
these
devices.
In
DC-DC
converter,
steady-state
performance
minimum
error
dynamic
response
relies
on
design.
This
paper
presents
design
multi-stage
PID
an
N-filter
combined
one
plus
proportional
derivative
(1+PD)
controller.
illustrates
tracking
reference
voltage;
additionally,
it
shows
incredible
results
when
converter
operates
different
modes.
The
parameters
proposed
effectively
determined
using
golden
eagle
optimization
(GEO)
algorithm.
Furthermore,
comprehensive
comparison
between
controller,
proportional–integral–derivative
(PID),
fractional
order
(FOPID)
controllers,
as
well
metaheuristic
methods
conditions,
has
been
conducted
demonstrate
effectiveness
behavior
closed-loop
system
under
conditions
thoroughly
investigated.
superior
time
frequency
domain
characteristics
PIDn(1+PD)
highlight
its
superiority
over
other
controllers.
demonstrated
enhancements
settling
time,
voltage
regulation
accuracy,
transient
emphasize
potential
applicability
control
strategy
real-world
power
electronics
systems,
particularly
scenarios
requiring
high
efficiency,
stability,
performance.
Sustainability,
Journal Year:
2023,
Volume and Issue:
15(15), P. 11510 - 11510
Published: July 25, 2023
Renewable
energies
are
clean
alternatives
to
the
highly
polluting
fossil
fuels
that
still
used
in
power
generation
sector.
The
goal
of
this
research
was
look
into
replacing
a
Heavy
Fuel
Oil
(HFO)
thermal
plant
Limbe,
southwest
Cameroon,
with
hybrid
photovoltaic
(PV)
and
wind
combined
storage
system.
Lithium
batteries
hydrogen
associated
fuel
cells
make
up
total
cost
(TC)
project
over
its
lifetime
minimized
order
achieve
optimal
sizing
components.
To
ensure
reliability
new
plant,
criterion
measuring
loss
supply
probability
(LPSP)
implemented
as
constraint.
Moth
Flame
Optimization
(MFO),
Improved
Grey
Wolf
Optimizer
(I-GWO),
Multi-Verse
(MVO),
African
Vulture
Algorithm
(AVOA)
were
solve
single-objective
optimization
problem.
techniques
entailed
development
mathematical
models
components,
hourly
weather
data
for
selected
site
output
replaced
serving
input
data.
All
four
algorithms
produced
acceptable
reasonably
comparable
results.
However,
terms
proportion,
obtained
MFO
algorithm
0.32%,
0.40%,
0.63%
lower
than
costs
I-GWO,
MVO,
AVOA
algorithms,
respectively.
Finally,
effect
type
coupled
PV
systems
on
overall
assessed.
meta-heuristic
compare
results
PV–Wind–Hydrogen–Lithium
Battery,
PV–Wind–Hydrogen,
PV–Wind–Lithium
Battery
scenarios.
scenario
had
lowest
cost.
This
scenario’s
2.40%
18%
PV–Wind–Hydrogen
IEEE Access,
Journal Year:
2024,
Volume and Issue:
12, P. 33109 - 33128
Published: Jan. 1, 2024
The
efficiency
of
grid-connected
photovoltaic
(PV)
systems
can
be
improved
using
a
suitable
maximum
power
point
tracking
(MPPT)
control.
Many
MPPT
techniques
have
been
developed.
However,
when
atmospheric
conditions
change
rapidly,
the
PV
modules
respond
nonlinearly
and
performance
these
methods
especially
conventional
ones
is
significantly
reduced.
Therefore,
to
successfully
pursue
(MPP)
in
systems,
robust
integrated
with
sliding
mode
control
(SMC)
employed.
This
paper
proposes
circle
search
algorithm
based
super
twisting
SMC
(CSA-STSMC)
for
MPP
100-kW
different
commercial
coupled
an
energy
storage
system
that
used
smooth
their
output
fluctuations.
Moreover,
STSMC
PI
controllers'
gains
are
optimized
CSA
Grey
Wolf
Optimizer
(GWO)
proposed
method
demonstrated
through
comparisons
Proportional-Integral
controller
(CSA-PI),
GWO-STSMC,
Incremental
Conductance
(InC-PI)
methods.
optimization
simulation
analysis
executed
A
MATLAB/Simulink
environment.
It
observed
outperforms
considered
terms
robustness,
speed,
best
convergence
minimum
error's
value
better
maximizing
extracted
from
introduced
systems.