Energies,
Journal Year:
2023,
Volume and Issue:
16(7), P. 2992 - 2992
Published: March 24, 2023
Off-grid
hybrid
renewable
energy
systems
represent
the
most
modern
and
flexible
solutions
that
can
cover
a
wide
range
of
efficiency
needs
for
household
consumers.
In
current
context,
these
must
be
taken
into
account
by
consumers,
given
fact
price
has
increased.
This
paper
proposes
an
experimental
analysis
behavior
such
system,
in
real
operating
conditions,
considering
two
sources,
wind
photovoltaic
using
stand.
It
considered
testing
platform
production
systems,
power
installed
sources
scaled
up.
The
advantage
allowing
implementation
different
load
curves
through
programmable
logic
controller;
this
way,
it
is
possible
to
evaluate
degree
coverage
consumption
produced
from
north-east
Romania,
Suceava
County
region.
study
also
involves
storage
capacity
relation
electricity
sources.
regard,
three
scenarios
differentiated
state
charge
(30%,
50%
70%)
have
been
established.
results
indicate
that,
each
imposed
scenarios,
required
(42%,
47%
53%),
which
stored
batteries
(39%,
28%
18%)
added.
Results in Engineering,
Journal Year:
2023,
Volume and Issue:
20, P. 101621 - 101621
Published: Nov. 23, 2023
The
review
comprehensively
examines
hybrid
renewable
energy
systems
that
combine
solar
and
wind
technologies,
focusing
on
their
current
challenges,
opportunities,
policy
implications.
Despite
the
individual
merits
of
systems,
intermittent
nature
geographical
limitations
have
spurred
interest
in
solutions
maximize
efficiency
reliability
through
integrated
systems.
A
critical
analysis
available
literature
indicates
significantly
mitigate
intermittency
issues,
enhance
grid
stability,
can
be
more
cost-effective
due
to
shared
infrastructure.
identifies
key
such
as
system
optimization,
storage,
seamless
power
management,
discusses
technological
innovations
like
machine
learning
algorithms
advanced
inverters
hold
potential
for
overcoming
these
hurdles.
Importantly,
elucidates
role
accelerating
adoption
by
highlighting
successful
case
studies
government
incentives,
public-private
partnerships,
regulatory
frameworks
fostered
investments
study
concludes
with
outcomes
obtained
signify
not
only
meet
but
exceed
future
demands
sustainably,
provided
there
is
concerted
effort
research,
investment,
policy-making.
Energies,
Journal Year:
2023,
Volume and Issue:
16(19), P. 6903 - 6903
Published: Sept. 30, 2023
In
this
paper,
we
exploit
state-of-the-art
energy
management
in
sustainable
smart
cities
employing
the
Internet
of
Energy
(IoE).
The
primary
goal
study
is
to
leverage
cutting-edge
techniques
through
IoE
bring
about
significant
improvements
clean
processes
while
targeting
environmental
benefits,
efficiency
enhancements,
sustainability,
and
cost
reduction.
work,
present
a
comprehensive
exploration
strategies
within
context
IoE-enabled
cities.
Firstly,
provide
detailed
classification
diverse
approaches
pertinent
IoE-based
This
covers
spectrum
methodologies,
including
scheduling
optimization,
design
low-power
device
transceivers,
cognitive
frameworks,
integration
cloud
computing
technology.
Furthermore,
highlight
pivotal
role
grids
as
fundamental
elements
establishment
Within
context,
offer
overview
essential
components
that
underlie
grids,
with
notable
focus
on
intricate
realm
micro/nanogrids.
Moreover,
our
research
delves
comprehensively
into
harvesting
We
analyze
crucial
facets
like
receiver
design,
optimization
methods,
variety
sources,
efficient
approaches,
effective
routing
mechanisms.
Additionally,
delve
multifaceted
nature
across
various
domains.
Our
investigation
reaches
its
culmination
creation
novel
conceptual
framework
identification
enabling
technologies
centered
management.
Lastly,
contribute
field
by
outlining
current
challenges
mapping
potential
directions
relevant
cities,
capitalizing
capabilities
IoT.
Energies,
Journal Year:
2023,
Volume and Issue:
16(2), P. 642 - 642
Published: Jan. 5, 2023
Renewable
energy
solutions
are
appropriate
for
on-grid
and
off-grid
applications,
acting
as
a
supporter
the
utility
network
or
rural
locations
without
need
to
develop
extend
costly
difficult
grid
infrastructure.
As
result,
hybrid
renewable
sources
have
become
popular
option
grid-connected
standalone
systems.
This
paper
examines
power
production
systems
with
focus
on
sustainability,
reliability
due
irregularities,
techno-economic
feasibility,
being
environmentally
friendly.
In
attaining
reliable,
clean,
cost-effective
system,
sizing
optimal
(HRES)
is
crucial
challenge.
The
presenters
went
further
outline
best
approach
that
can
be
used
in
HRES,
taking
into
consideration
key
components,
parameters,
methods,
data.
Moreover,
goal
functions,
constraints
from
design,
system
optimization
software
tools,
meta-heuristic
algorithm
methodologies
were
highlighted
available
studies
this
timely
synopsis
of
state
art.
Additionally,
current
issues
resulting
scaling
HRES
also
identified
discussed.
latest
trends
advances
planning
problems
thoroughly
addressed.
Finally,
provides
suggestions
research
component
HRES.
Renewable and Sustainable Energy Reviews,
Journal Year:
2024,
Volume and Issue:
195, P. 114342 - 114342
Published: Feb. 29, 2024
The
expansion
of
photovoltaic
systems
emphasizes
the
crucial
requirement
for
effective
operations
and
maintenance,
drawing
insights
from
advanced
maintenance
approaches
evident
in
wind
industry.
This
review
systematically
explores
existing
literature
on
management
operation
maintenance.
Through
integration
bibliometric
analysis
Preferred
Reporting
Items
Systematic
Reviews
Meta-Analyses
(PRISMA)
framework,
186
articles
are
selected
further
comprehensive
review.
examined
categorized
into
four
interconnected
research
domains:
strategies,
performance
indicators,
degradation
modeling,
optimization
planning.
presented
underscores
importance
integrating
strategies
to
enhance
system
effectiveness.
It
also
necessity
a
systematic
approach
that
integrates
reliability
assessment
with
economic
technical
considerations
optimize
planning
availability
resource
efficiency.
aligns
Sustainable
Development
Goals
affordable,
reliable,
sustainable
energy,
while
ensuring
grid
security.
Furthermore,
study
identifies
gaps
proposes
avenues
improvement,
recommending
shift
towards
prognostic
advancement
predictive
systems.
Key
suggestions
include
customizing
metrics
large
installations,
implementing
adaptive
protocols
move
away
traditional
component-centric
scheduling,
using
reinforcement
learning
prioritize
risk
long-term
performance.
Compared
previous
reviews
focusing
specific
elements,
this
work
provides
broader
perspective
by
incorporating
organizational
factors
discussion.
Sustainability,
Journal Year:
2023,
Volume and Issue:
15(5), P. 3891 - 3891
Published: Feb. 21, 2023
Mitigating
global
warming
has
been
a
challenge,
and
policymakers
are
responding
to
this
issue
by
strengthening
the
commitment
enhance
renewable
energy
target
from
20
31
percent
in
2025
for
Malaysia.
However,
adopting
stages
based
solely
on
microeconomic
factors,
such
as
price
of
energy,
is
insufficient.
Thus,
it
essential
investigate
macroeconomic
variables
that
influence
share
In
detail,
study
introduces
selected
indicators,
including
gross
domestic
investment,
foreign
direct
trade
openness,
urbanization,
financial
development,
carbon
emissions
level,
their
impact
The
utilized
ARDL
(Auto-Regressive-Distributed
Lag)
estimation
annual
time
series
data
spanning
50
years
observations,
beginning
1971
ending
2020.
Long-run
elasticities
show
greater
economic
development
urbanization
increase
proportion
energy.
contrast,
increased
liberalization,
could
reduce
use
these
clean
energies.
This
paper
concludes
with
policy
recommendation
assist
country
achieving
its
goal
implementing
low-carbon,
energy-focused
state
policy.
Sustainability,
Journal Year:
2023,
Volume and Issue:
15(5), P. 3927 - 3927
Published: Feb. 21, 2023
The
average
wind
speed
in
a
given
area
has
significant
impact
on
the
amount
of
energy
that
can
be
harvested
by
turbines.
regions
with
most
attractive
possibilities
are
typically
those
close
to
seaside
and
have
open
terrain
inland.
There
is
also
good
potential
several
mountainous
locations.
Despite
these
geographical
restrictions
where
projects
located,
there
enough
topography
world’s
use
meet
local
electricity
needs.
This
paper
presents
new
method
prediction
resources
sites
Jordan,
which
used
decide
whether
specific
site
suitable
for
farm
installation
purposes.
Three
distribution
models,
Weibull,
Gamma
Rayleigh,
were
employed
characterize
provided
data.
Different
estimation
methods
assign
parameters
associated
each
model
optimal
estimated
using
whale
optimization
algorithms
reduce
error
between
measured
probability.
models’
performance
was
investigated
three
statistical
indicators.
These
indicators
were:
root
mean
square
(RMSE),
coefficient
determination
(R2),
absolute
(MAE).
Finally,
superlative
chosen
estimated.
based
calculation
power
density
(ED)
total
(ET)
regime.
results
show
ranged
from
slightly
under
100
kWh/m2
nearly
1250
kWh/m2.
In
addition,
recording
highest
had
optimum
symmetrical
pattern.
Energy Conversion and Management X,
Journal Year:
2024,
Volume and Issue:
23, P. 100638 - 100638
Published: May 28, 2024
Applications
for
alternative
energy
sources
range
from
very
small
scale
to
large
grid-coupled
hybrid
systems.
In
addition,
systems
are
safer
generate
power
and
cheaper
produce
than
single-source
The
main
goal
of
this
study
is
determine
whether
renewable
system
with
horizontal
axis
wind
turbine
(HAWT)
or
vertical
(VAWT)
more
efficient
cost
effective
in
terms
energy,
economics,
environmental
performance.
use
the
Multi
Objective
Genetic
Algorithm
(MOGA)
MATLAB
software
sizing
sustainable
(horizontal
axis),
solar
photovoltaic,
grid
connection
evaluated
study.
results
revealed
that
NPC
total
case
where
HRES
consists
HAWT
$0.02
/kWh,
$85,905,
$332,240,
respectively,
while
when
VAWT
used,
these
values
$0.06
$129,932
$502,511,
respectively.
fraction
CO2
emission
saving
80.5%
73.2%
cases
1
2,
will
spread
widely
there
be
less
air
pollution
as
a
result
reliance
on
electricity.
findings
both
situations
show
adopting
HAWTS-based
HRESs
electrifying
rural
areas.
This
paves
way
researchers
focus
types
turbines
designing
HRESs.
Journal of Electrical Systems and Information Technology,
Journal Year:
2025,
Volume and Issue:
12(1)
Published: Feb. 19, 2025
Abstract
This
comprehensive
review
explores
the
growing
importance
of
sustainable
energy
solutions,
with
a
particular
focus
on
integration
solar
and
wind
technologies
within
hybrid
renewable
systems.
As
demand
for
clean
increases,
systems
offer
promising
solution
to
address
security
environmental
concerns.
However,
these
face
significant
challenges,
including
intermittency
issues
complexity
into
existing
power
grids.
paper
examines
role
in
mitigating
challenges
improving
grid
stability.
Additionally,
it
highlights
unified
quality
conditioner
managing
facilitating
sources
distribution
networks.
Drawing
from
over
395
research
papers,
offers
valuable
insights
current
state
field
presents
key
directions
future
practical
applications.
Processes,
Journal Year:
2022,
Volume and Issue:
10(1), P. 105 - 105
Published: Jan. 5, 2022
Wind
energy
has
become
one
of
the
world’s
most
renewable
sources
in
recent
years.
It
is
regarded
as
a
clean
source
because
it
produces
no
greenhouse
gas
emissions.
The
assessment
wind
resources
an
important
step
development
any
conversion
system
(WECS).
As
result,
this
article
examines
potential
nine
Jordanian
locations:
Queen
Alia
Airport,
Civil
Amman
King
Hussein
Irbid,
Mafraq,
Ma’an,
Ghor
Al
Safi,
Safawi,
and
Irwaished.
available
speed
data
were
implemented
using
three
statistical
distribution
models,
Weibull,
Rayleigh,
Gamma
distributions,
traditional
estimation
method,
Maximum
Likelihood
Method
(MLM).
Three
optimization
techniques
used
to
assign
parameters
each
model:
Particle
Swarm
Optimization
(PSO),
Grey
Wolf
Optimizer
(GWO),
Whale
Algorithm
(WOA).
To
determine
optimal
model,
performance
these
models
was
tested.
According
findings,
Airport
features
highest
power
density,
followed
by
while
Irbid
lowest,
Safi.
