Energies,
Год журнала:
2023,
Номер
17(1), С. 27 - 27
Опубликована: Дек. 20, 2023
During
the
operation
of
solar
and
wind
power
plants,
it
is
necessary
to
solve
issues
related
guaranteed
capacity
these
as
well
frequency
stabilisation
in
system
where
they
operate,
maintain
an
operating
mode
self-sufficiency
conditions.
One
solutions
problems
use
energy
storage
systems.
This
article
proposes
a
mathematical
model
for
study
regulation
processes
systems
with
distributed
generation,
which
includes
renewable
resources
The
novelty
lies
possibility
determining
cost
indicators
based
on
instantaneous
data.
allows
us
estimate
conditions
under
generation
becomes
self-sufficient.
results
calculations
two
variants
operation,
generators
1500
MW,
demonstrate
ability
proposed
accurately
reproduce
dynamics
process.
calculation
energy-economic
real
combined
powerful
subsystem
battery-type
prove
competitiveness
self-sufficient
plants.
Results in Engineering,
Год журнала:
2024,
Номер
23, С. 102642 - 102642
Опубликована: Авг. 2, 2024
This
paper
presents
a
comprehensive
study
on
advanced
control
and
energy
management
in
multi-source/multi-load
microgrid.
The
microgrid
integrates
solar
panels,
wind
turbine
system,
Li-ion
battery-based
storage
an
electric
vehicle
(EV),
DC
load,
all
inter-connected
through
power
electronic
converters
to
bus
linked
the
AC
grid
via
DC/AC
inverter.
outlines
primary
objectives:
voltage
regulation,
optimization
of
photovoltaic
conversion,
maintaining
high-quality
injection
into
grid.
Given
intermittent
nature
varying
demands
that
affect
battery
life
performance,
novel
algorithm
is
introduced.
addresses
different
operating
modes,
such
as
Constant
Current
(CC)
Voltage
(CV),
enhance
network
stability,
quality,
optimize
distribution
between
various
sources
EV.
proposed
fuzzy
logic
controllers,
known
for
their
robustness
uncertainties,
flexibility,
ease
implementation,
are
employed
achieve
these
objectives.
Particle
Swarm
Optimization
(PSO)
used
fine-tune
parameters,
ensuring
optimal
performance.
process
included
minimizing
Integral
Absolute
Error
(IAE),
Square
(ISE),
Time-weighted
(ITSE)
objective
functions.
Extensive
simulations
under
scenarios
demonstrated
significant
improvements
accuracy,
system
Results in Engineering,
Год журнала:
2024,
Номер
22, С. 102188 - 102188
Опубликована: Май 3, 2024
The
home
energy
management
(HEM)
sector
is
going
through
an
enormous
change
that
includes
important
elements
like
incorporating
green
power,
enhancing
efficiency
forecasting
and
scheduling
optimization
techniques,
employing
smart
grid
infrastructure,
regulating
the
dynamics
of
optimal
trading.
As
a
result,
ecosystem
players
need
to
clarify
their
roles,
develop
effective
regulatory
structures,
experiment
with
new
business
models.
Peer-to-Peer
(P2P)
trading
seems
be
one
viable
options
in
these
conditions,
where
consumers
can
sell/buy
electricity
to/from
other
users
prior
totally
depending
on
utility.
P2P
enables
exchange
between
prosumers,
thus
provide
more
robust
platform
for
This
strategy
decentralizes
market
than
it
did
previously,
opening
up
possibilities
improving
trade
customers
Considering
above
scenarios,
this
research
provides
extensive
insight
structure,
procedure,
design,
platform,
pricing
mechanism,
approaches,
topologies
possible
futuristic
while
examining
characteristics,
pros
cons
primary
goal
determining
whichever
approach
most
appropriate
given
situation
HEMs.
Moreover,
HEMs
load
framework
simulation
model
also
proposed
analyze
network
critically,
paving
technical
directions
scientific
researchers.
With
cooperation,
age
technological
advancements
ushering
intelligent,
interconnected,
reactive
urban
environment
are
brought
life.
In
sense,
path
living
entails
reinventing
as
well
how
people
interact
perceive
dwellings
larger
city.
Finally,
work
comprehensive
overview
challenges
terms
strategies,
solutions,
future
prospects.
Results in Engineering,
Год журнала:
2024,
Номер
22, С. 102198 - 102198
Опубликована: Май 4, 2024
Incorporating
distributed
renewable
energy
sources
into
heating,
power,
and
cooling
systems
is
facilitating
the
drive
toward
intelligent
building
solutions.
However,
inherent
uncertainties
associated
with
controllable
resources
pose
challenges
for
thermo-economic
scheduling
of
smart
buildings.
Nonetheless,
flexibility
in
buildings
can
be
leveraged
through
various
market
mechanisms.
Hence,
this
research
introduces
a
sustainable
energy-building
system
driven
by
an
autonomous
solar/dish
Stirling
engine
(SDSE)
wind
turbine
combined
sophisticated
control
strategy
battery
storage,
which
designed
to
provide
heat
power
requirements.
The
proposed
also
devised
optimize
generation,
ensuring
prudent
conservation
minimal
waste,
thereby
amplifying
overall
efficiency
financial
viability.
meticulous
design
accomplished
advanced
MATLAB/Simulink®
modeling.
A
thorough
technical
sensitivity
analysis
meticulously
hones
parameters,
revealing
optimal
operational
thresholds.
Simulation
outcomes
unveil
consistent
(SE)
efficiency,
achieving
pinnacle
35%,
while
SDSE
attains
over
28%,
respectively.
horizontal
axis
turbine,
encompassing
100
kW
500
modules,
demonstrates
coefficients
spanning
from
0.18
0.09,
corresponding
land
area
requirements
ranging
4.22
m2
21.10
m2,
emphasizing
pivotal
roles
module
optimization.
This
paper
casts
spotlight
on
environmental
repercussions
system,
illustrating
its
potential
avert
up
30,000
kg
CO2
emissions
per
kWh/year.
Moreover,
levelized
cost
electricity
ranges
0.13
0.16
$/kWh,
accompanied
hourly
that
fluctuates
between
3
$/h
40
$/h,
Conclusively,
developed
modeling
regarded
as
significant
stride
realm
hybrid
systems,
replacing
conventional
photovoltaic/wind
models
cutting-edge
solar/wind
configurations
managed
storage
system.
e-Prime - Advances in Electrical Engineering Electronics and Energy,
Год журнала:
2024,
Номер
7, С. 100455 - 100455
Опубликована: Фев. 10, 2024
Voltage
source
converter-based
high-voltage
direct
current
(VSC-HVDC)
transmission
systems
are
becoming
increasingly
popular
for
long-distance
power
due
to
their
numerous
advantages.
However,
the
fault
ride-through
(FRT)
capabil-ity
of
VSC-HVDC
during
AC
faults
remains
a
key
challenge
that
needs
be
addressed
ensure
uninterrupted
operation
under
challenging
grid
conditions.
This
paper
presents
and
analyzes
novel
nonlinear
control
scheme
based
on
robust
sliding
mode
approach
improve
FRT
capability
systems.
The
proposed
modification
converter's
active
make
it
more
sensitive
any
changes
in
voltage
magnitude
at
points
common
coupling
(PCCs)
side.
helps
maintain
DC
sta-bility
prevent
converter
from
tripping
faults.
performance
is
evaluated
using
series
ex-perimental
investigations
digital
signal
processor
(DSP)
within
Processor-in-the-Loop
(PIL)
quasi-real-time
simulation.
PIL
simulations
closely
examine
system's
response
with
varying
remaining
voltages
durations.
results
demonstrate
can
effectively
stable
Results in Engineering,
Год журнала:
2023,
Номер
20, С. 101590 - 101590
Опубликована: Ноя. 20, 2023
A
new
deep
representation-based
Maximum
Power
Point
Tracking
(MPPT)
controller
is
proposed
in
this
paper
for
accurate
Control
references
calculation
Photovoltaic
(PV)
based
Micro
Grid
(MG)
operation.
The
representation
obtained
by
two-step
estimation:
Data
dimension
reduction
and
MPPT
Tracker
towards
optimal
computation.
considered
learning
architecture
targeted
N
number
(large
scale)
of
PV-based
DGs,
connected
locally
the
distribution
system
(DC
link
extended
to
AC
utility).
collected
data
solar
irradiation
(in
W/m2)
PV
panel
temperature
oC)
profiles
local
DGs
are
subjected
dimensions
using
Extreme
Learning
Machine
(ELM)
on
Moore-Penrose
inverse
technique.
compressed
represented
PV-DG
further
communicated
Tertiary
side
Tracker,
where
Ridge
Regression-based
ELM
presented
estimating
(PMPP)
Voltage
(VMPP)
values
kth
instant.
initial
randomness
present
Deep
Representation
Regression
(DR-RRELM)
minimized
adopting
Huber's
characteristic
distribution-based
likelihood
estimator.
scheme
effectively
implemented
control
reference
DC-DC
DC-AC
converters
MG.
also
suitable
stability
improvement
at
point
common
coupling
(PCC).
Three
different
case
studies
such
as
past
verification,
analysis
under
various
operating
conditions,
irradiant
change
source
power
variation.
efficacy
evidenced
MATLAB-based
simulation.
technique
provides
better
tracking
ability,
faster
effective
generation.
study
with
validated
TMS320C6713
(32-bit)
Hardware-in-Loop
(HIL)
validation.
