Results in Control and Optimization,
Год журнала:
2023,
Номер
14, С. 100368 - 100368
Опубликована: Дек. 20, 2023
This
research
delves
into
the
control
strategy
and
modeling
of
a
utility-grid
tied
hybrid
system
that
conjoins
Solar
Photovoltaic
(SPV)
wind
energy
system.
To
maximize
real
power
output
under
varying
environmental
conditions,
both
SPV-wind
systems
are
controlled
by
Perturb
&
Observe
(P&O)
type
Maximum
Power
Point
Tracking
(MPPT)
algorithm.
A
sine
modulating
signal
is
generated
through
Proportional
Integral
(PI)
based
voltage
current
controllers.
Additionally,
target
reactive
compensation
achieved
connecting
Distributed
Static
Synchronous
Compensator
(D-STATCOM)
at
coupling
point.
Its
application
helps
in
maintaining
stable
connection,
efficient
distribution.
Simulation
studies
reveal
harmonics
reduced
various
points
less
than
5%,
as
per
IEEE-519
standard.
It
ensures
proposed
operates
its
peak
efficiency,
taking
account
fluctuations
SPV
radiations
speed.
In
addition,
steady-state
response
developed
obtained
with
PI
controller
analyzed.
Results
compared
implementing
Grasshopper
Optimization
(GO)
technique
for
validation
accuracy.
found
rise
time,
settling
time
maximum
overshoot
0.246
sec,
0.38
sec
6%,
respectively
GO
technique.
Therefore,
it
envisaged
operation
D-STATCOM
successfully
integrated
capable
to
address
key
PQ
issues,
like
profile
amongst
others.
Overall,
results
demonstrate
highly
efficient,
making
an
ideal
choice
rural
communities
seeking
adopt
renewable
solutions.
Due
to
parameter
uncertainty,
vague
loading
behavior,
and
nonlinearities
of
the
interconnected
power
system
(IPS),
various
controllers
come
into
picture
deal
with
automatic
generation
control
(AGC).
The
critical
role
AGC
is
maintain
a
balance
among
demands
generations
in
IPS.
This
paper
deals
implementation
fractional
order
PID
(FOPID)
controller
for
two
areas
reheat
thermal
type
To
obtain
parameters,
recently
invented
metaheuristic
technique
named
Artificial
Gorilla
Troops
optimizer
(GTO)
proposed.
replicate
practical
scenarios
such
as
rate
constraints
(GRC)
dead
band
(GDB)
are
considered
proposed
work.
A
comparative
analysis
four
state-of-the-art
approaches,
well
performance
evaluation
against
parametric
uncertainties,
have
been
performed.
Finally,
obtained
results
reveal
superior
scheme.
IEEE Access,
Год журнала:
2024,
Номер
12, С. 27989 - 28005
Опубликована: Янв. 1, 2024
Secondary
frequency
control
systems,
such
as
Automatic
Generation
Control
(AGC),
are
used
in
interconnected
power
grids.
However,
when
a
system
failure
causes
systems
to
separate
into
zones
(islands),
AGC
can
no
longer
be
used,
and
the
primary
is
only
available.
Moreover,
load
changes
may
cause
drop
some
areas
over-frequency
other
areas.
Therefore,
goal
this
article
will
design
neural
network-based
proportional,
integral,
derivative
(PID)
controller
architecture
over
condition.
The
proposed
adaptively
optimized
two
stages
by
honey
badger
algorithm
(HBA).
In
first
stage,
PID
gain
values
HBA
for
different
of
loss.
While
second
feed-forward
artificial
network
(ANN)
trained
match
tie-line
measured
corresponding
HBA-PID
gains
obtained
stage.
Finally,
implemented
on
two-area
thermal
system.
results
qualitatively
outperform
one
best
tuning
methods,
Ziegler-Nichols
(ZN)
approach,
they
show
that
has
better
dynamic
responses
with
minimal
deviations
fast
settling
time,
creating
guaranteeing
margin
stability
closed
loop.
International Journal of Numerical Modelling Electronic Networks Devices and Fields,
Год журнала:
2025,
Номер
38(2)
Опубликована: Март 1, 2025
ABSTRACT
One
of
the
key
challenges
in
interconnected
power
systems
is
developing
an
effective
control
strategy
to
mitigate
frequency
and
deviations
caused
by
intermittency
renewable
energy
sources
(RESs)
varying
load
demands.
This
research
introduces
innovative
cascade
featuring
a
PPD
controller
followed
PI
(PPD‐PI)
for
(LFC)
two‐area
system
with
photovoltaic
(PV),
wind,
thermal
reheat
sources.
The
walrus
optimization
algorithm
(WaOA)
employed
fine‐tune
parameters
both
PIDn
PPD‐PI
controllers,
goal
minimizing
integral
time
absolute
error
(ITAE).
study
first
applies
WaOA‐tuned
PID
filter
(PIDn)
showcase
WaOA's
effectiveness
LFC,
achieving
lowest
objective
function
value
0.3862,
surpassing
MFO
(0.3921)
GA
(0.4127).
robustness
then
evaluated
under
various
conditions,
including
step
disturbances,
random
patterns,
parameter
uncertainties.
proposed
achieves
significant
improvements,
36.8%
reduction
ITAE
compared
second‐best
CGO‐tuned
PIDn‐PI
Case
2,
54.45%
COA‐tuned
PDn‐PI
3.
To
further
highlight
advantages
scheme,
analysis
also
includes
nonlinearities
such
as
governor
dead
band
(GDB),
boiler
dynamics
(BD),
generation
rate
constraints
(GRC),
along
sensitivity
stability
testing
change
parameters.
results
strongly
demonstrate
superior
performance
WaOA‐optimized
over
existing
methods.
Electric Power Components and Systems,
Год журнала:
2023,
Номер
52(5), С. 722 - 765
Опубликована: Июль 18, 2023
Load
frequency
management
(LFM)
work
has
become
more
difficult
due
to
hybrid
power
systems.
These
systems
are
responsible
for
increased
quality
issues,
exacerbating
control
problems.
Frequency
changes
and
issues
the
central
concerns
caused
by
these
modern
deviations
occur
mainly
variations
in
generation,
consumption,
or
both,
one
of
critical
reasons
is
low
inertia
renewable
penetrated
So,
handle
all
related
many
more,
need
best
controller
arises,
which
can
easily
any
nonlinearities.
This
article
comprehensively
analyzes
various
load
(LFC)
architectures
system
configurations.
It
focuses
on
features
systems,
including
microgrids
that
use
energy
electric
vehicles,
with
a
complete
understanding
current
development
states.
Different
controllers
tactics
underwent
comparative
investigations.
The
detailed
tabular
analysis
provides
deep
insight
into
LFC
assessment
importance
better
planning
complicated
domains
also
emphasized
this
work.
