WSEAS TRANSACTIONS ON ENVIRONMENT AND DEVELOPMENT,
Год журнала:
2024,
Номер
20, С. 645 - 654
Опубликована: Ноя. 26, 2024
The
energy
transition
is
already
underway,
and
hydrogen
plays
a
crucial
role
by
enabling
renewable
storage
without
emitting
carbon
dioxide
other
greenhouse
gases.
Given
the
intermittency
of
sources,
essential
in
this
transition.
Hydrogen
technologies
are
recognized
as
promising
solutions.
One
method
to
produce
green
through
water
electrolysis
using
process
identified
with
significant
potential
for
decarbonization.
However,
it
needs
enhance
efficiency,
reduce
component
costs,
consequently,
production
costs
expand
its
adoption.
Alkaline
mature
technology
commercially
available
megawatt
(MW)
scale
installations.
To
performance
alkaline
electrolyzers,
study
focuses
on
evaluating
flat
pin-type
electrodes.
analyze
their
performance,
electrodes
were
tested
at,
20
degrees
Celsius,
varying
electrode
distances
between
them.
Tests
conducted
an
electrochemical
cell,
where
different
operating
voltages
applied
incrementally,
from
0.1
[V]
every
30
seconds,
across
range
0
2.7
[V].
From
analyzed
distances,
highest
current
densities
obtained
at
1.95
[mm]
pin
type
4.59
flat.
Comparing
performances
comparable
observed
that
generates
higher
density
than
type.
Although
increases
surface
area
approximately
83%,
hinders
detachment
bubbles,
causing
them
remain
electrode’s
longer
time
reducing
performance.
Abstract
Energy
storage
in
electrochemical
hybrid
capacitors
involves
fast
faradaic
reactions
such
as
an
intercalation,
or
redox
process
occurring
at
a
solid
electrode
surface
appropriate
potential.
Hybrid
sodium‐ion
bring
the
advantages
of
both
high
specific
power
and
energy
batteries,
where
activated
carbon
serves
critical
material.
The
charge
arises
from
adsorption
rather
than
reaction
is
electrical
double‐layer
capacitor.
Advanced
materials
with
interconnecting
porous
structures
possessing
area
conductivity
are
prerequisites
1128to
qualify
for
efficient
storage.
Herein,
we
have
demonstrated
that
honeycomb
structure
derived
Australian
hemp
hurd
(
Cannabis
sativa
L
.)
aqueous
Na
2
SO
4
electrolyte
showed
capacitance
240
F/g
1
A/g.
mass
ratio
biochar
to
KOH
during
chemical
activation
associated
synthesis
temperature
influences
change
morphologies,
distribution
pore
sizes
on
ions.
At
higher
temperatures,
tubular
form
starts
disintegrate.
device
employing
hemp‐derived
(HAC)
coupled
electrolytic
manganese
dioxide
(EMD)
95
A/g
having
retention
90
%.
(HAC||EMD)
can
possess
excellent
performance
metrics,
density
38
Wh/kg
761
W/kg.
Overall,
this
study
provides
insights
into
influence
impregnation
morphology,
porosity
distribution,
carbon's
properties
faster
kinetics.
cell
voltage
devoted
EMD
electrode.
Applied Sciences,
Год журнала:
2024,
Номер
14(17), С. 7631 - 7631
Опубликована: Авг. 29, 2024
This
study
explores
the
integration
and
optimization
of
battery
energy
storage
systems
(BESSs)
hydrogen
(HESSs)
within
an
management
system
(EMS),
using
Kangwon
National
University’s
Samcheok
campus
as
a
case
study.
research
focuses
on
designing
BESSs
HESSs
with
specific
technical
specifications,
such
capacities
power
ratings,
their
into
EMS.
By
employing
MATLAB-based
simulations,
this
analyzes
dynamics,
grid
interactions,
load
strategies
under
various
operational
scenarios.
Real-time
data
from
are
utilized
to
examine
consumption,
renewable
generation,
fluctuations,
pricing
providing
key
insights
for
optimization.
finds
that
BESS
manages
fluctuations
between
0.5
kWh
3.7
over
24
h
period,
remaining
close
4
W
extended
periods.
Grid
fluctuates
−5
kW
75
kW,
while
prices
range
120
USD/kWh,
peaking
at
111
USD/kWh.
Hydrogen
varies
1
8
kWh,
ranging
−40
40
kW.
Load
keeps
stable
around
35
PV
peaks
48
by
10th
h.
The
findings
highlight
effectively
manage
distribution
storage,
improving
efficiency,
reducing
costs
approximately
15%,
enhancing
stability
20%.
underscores
potential
in
stabilizing
operations
integrating
energy.
Future
directions
include
advancements
technologies,
enhanced
EMS
capabilities
through
artificial
intelligence
machine
learning,
development
smart
infrastructures.
Policy
recommendations
stress
importance
regulatory
support
stakeholder
collaboration
drive
innovation
scale
deployment,
ensuring
sustainable
future.
Chemical Physics Reviews,
Год журнала:
2025,
Номер
6(1)
Опубликована: Март 1, 2025
Adverse
climate
change,
global
warming,
and
energy
security
have
emerged
as
challenges,
demanding
advancements
in
high-performance
battery
technologies
to
drive
sustainability.
In
this
scenario,
developing
electrolytes
has
gained
significant
momentum
among
various
innovations,
given
their
critical
role
determining
safety
performance.
However,
the
conventional
trial-and-error
approach
electrolyte
discovery
is
costly,
complex,
time-consuming,
often
inefficient.
Recent
artificial
intelligence
(AI)
over
past
decade
catalyzed
innovations
across
diverse
fields,
ranging
from
nanotechnology
space
explorations,
are
now
emerging
a
powerful
tool
for
materials
discovery.
Numerous
studies
demonstrated
effectiveness
of
AI
screening
characterizing
next-generation
electrolytes.
This
review
offers
comprehensive
outlook
on
transformative
designing
novel
Examination
key
parameters
that
influence
electrochemical
performance
batteries
conducted.
The
challenges
opportunities
using
design
with
tailored
properties
explored.
Furthermore,
futuristic
vision
integrating
science-driven
AI-based
approaches
existing
experimental
theoretical
methods
accelerate
presented.
By
offering
such
understanding,
aims
provide
researchers,
industries,
policymakers
insights
into
how
can
be
leveraged
electrolytes,
paving
way
toward
progress
technology.
Energies,
Год журнала:
2024,
Номер
17(16), С. 3953 - 3953
Опубликована: Авг. 9, 2024
The
potential
of
renewable
energy
sources
to
lower
greenhouse
gas
emissions
and
lessen
our
reliance
on
fossil
fuels
has
accelerated
their
integration
globally,
especially
that
solar
photovoltaic
(PV)
systems.
Malaysia
shown
great
progress
in
the
adoption
systems
thanks
its
plentiful
resources.
On
other
hand,
storage
(ESSs)
are
becoming
more
necessary
order
guarantee
grid
stability
fully
realize
benefits
PV
This
study
attempts
assess
current
condition
installations
with
an
emphasis
economic
feasibility,
regulatory
compliance,
technological
capabilities,
compatibility
various
technologies.
Malaysian
systems’
readiness
integrate
using
second-life
electric
vehicle
batteries
(SLEVBs)
is
examined
this
article.
Integrating
SLEVBs
residential
ESSs
shows
viability,
a
15-year
payback
25%
return
investment
(ROI).
Therefore,
for
every
1
MW
installed
capacity,
ESS
it
estimated
reduce
approximately
3504
metric
tons
CO2
annually
Malaysia.
homeowner
from
large
electricity
bill
savings,
net
metering
revenue,
incentives
or
financing
alternatives
make
project
financially
attractive
despite
extended
time.
Energy
solutions
needed
improve
stability,
usage,
power
generation
as
increases.
Reusing
retired
EV
stationary
could
solve
environmental
issues.
examines
frameworks,
viability
combining
Journal of Computational Methods in Sciences and Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 20, 2025
The
incorporation
of
energy
storage
systems,
particularly
vanadium
redox
flow
batteries
(VRFBs),
is
critically
significant
for
the
operation
microgrids,
facilitating
effective
peak
shaving
and
load
balancing.
VRFBs
exhibit
essential
attributes
such
as
high
flexibility,
fast
response
times,
prolonged
operational
lifespans,
rendering
them
advantageous
small-scale
microgrid
applications.
Building
upon
this
foundation,
present
study
proposes
a
novel
system
that
fundamentally
based
on
VRFB
technology.
This
integrates
biomass
gasification
solid
oxide
fuel
cells
(SOFCs)
primary
power
generation
sources,
thereby
ensuring
reliable
consistent
electricity
supply
specifically
tailored
to
requirements
rural
areas.
To
enhance
charge-discharge
efficiency
VRFBs,
new
predictive
control
methodology
introduced,
aimed
at
maximizing
utilization
stored
within
batteries.
approach
dynamically
modifies
battery
operations
in
real-time
conditions
projected
demands.
also
assesses
peak-shaving
strategies
terms
their
effectiveness
mitigating
demand
peaks
enhancing
grid
stability.
In
comparison
traditional
fixed
methods,
proposed
strategy
demonstrates
superior
intelligence
adaptability,
allowing
seamless
adjustments
fluctuating
needs
systems.
By
significantly
improving
lowering
costs,
innovative
has
potential
advance
sustainability
resilience
infrastructures.
Proceedings of the Institution of Mechanical Engineers Part C Journal of Mechanical Engineering Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 20, 2025
A
comprehensive
understanding
of
lithium
metal’s
mechanical
deformation
behavior
during
roll
forming
is
crucial
for
producing
thin
strips
suitable
high-energy-density
battery
systems.
However,
there
currently
a
lack
studies
on
the
adequacy
metal
constitutive
model
in
roll-forming
process.
The
true
stress-strain
investigated
via
different
strain
rates
uniaxial
tensile
tests
conducted
at
room
temperature.
Johnson-Cook
(J-C)
was
modified
to
accurately
describe
relationship,
determining
its
parameters,
and
micro-mechanism
rate’s
impact
plasticity
analyzed
using
SEM.
Subsequently,
validity
J-C
by
employing
statistical
analyses
such
as
Average
Absolute
Relative
Error
(AARE)
Root
Mean
Square
(RMSE),
along
with
numerical
simulations
ABAQUS.
improved
employed
compared
roll-pressing
experiment
foil.
results
indicate
positive
correlation
between
flow
stress
rate.
fitted
curve
closely
matches
test
curve.
Additionally,
simulation
finite
element
are
consistent
experimental
findings,
further
validating
feasibility.
