Frontiers in Energy Research,
Journal Year:
2024,
Volume and Issue:
12
Published: Feb. 8, 2024
Concerns
related
to
climate
change
have
shifted
global
attention
towards
advanced,
sustainable,
and
decarbonized
energy
systems.
While
renewable
resources
such
as
wind
solar
offer
environmentally
friendly
alternatives,
their
inherent
variability
intermittency
present
significant
challenges
grid
stability
reliability.
The
integration
of
sources
requires
innovative
solutions
effectively
balance
supply
demand
in
the
electricity
grid.
This
review
explores
critical
role
electrolyzer
systems
addressing
these
by
providing
ancillary
services
modern
grids.
Electrolyzers
traditionally
used
only
for
hydrogen
production
now
emerged
versatile
tools
capable
responding
quickly
load
variations.
They
can
consume
during
excess
periods
or
when
integrated
with
fuel
cells
generate
peak
demand,
contributing
stability.
Therefore,
fulfill
dual
function
producing
end-user
offering
balancing
services,
ensuring
greater
economic
feasibility.
paper
aims
provide
a
comprehensive
view
systems’
provision
including
frequency
control,
voltage
congestion
management,
black
start.
technical
aspects,
market,
projects,
challenges,
future
prospects
using
electrolyzers
are
explored.
Results in Engineering,
Journal Year:
2023,
Volume and Issue:
20, P. 101426 - 101426
Published: Sept. 19, 2023
Hydrogen
as
an
energy
source
has
been
identified
optimal
pathway
for
mitigating
climate
change
by
combining
renewable
electricity
with
water
electrolysis
systems.
Proton
exchange
membrane
(PEM)
technology
received
a
substantial
amount
of
attention
because
its
ability
to
efficiently
produce
high-purity
hydrogen
while
minimising
challenges
associated
handling
and
maintenance.
Another
generation
technology,
alkaline
(AWE),
widely
used
in
commercial
production
applications.
Anion
(AEM)
can
at
relatively
low
costs
the
noble
metal
catalysts
PEM
AWE
systems
are
replaced
conventional
low-cost
electrocatalysts.
Solid
oxide
electrolyzer
cell
(SOEC)
is
another
producing
high
conversion
efficiencies,
cost,
emissions.
However,
operating
temperatures
SOECs
which
necessitates
long
startup
times.
This
review
addresses
current
state
technologies
capable
using
impure
Commercially
available
were
extensively
discussed
compared.
The
technical
barriers
AEM
also
investigated.
Furthermore,
stack
performance
was
evaluated
artificial
river
(soft
water).
An
integrated
system
approach
recommended
meeting
power
pure
demands
reversible
seawater
electricity,
electrolysis,
fuel
cells.
considered
be
low,
requiring
further
developments
enhance
membrane's
lifetime.
International Journal of Hydrogen Energy,
Journal Year:
2024,
Volume and Issue:
unknown
Published: July 1, 2024
The
global
shift
toward
sustainable
energy
solutions
emphasises
the
urgent
need
to
harness
renewable
sources
for
green
hydrogen
production,
presenting
a
critical
opportunity
in
transition
low-carbon
economy.
Despite
its
potential,
integrating
with
electrolysis
produce
faces
significant
technological
and
economic
challenges,
particularly
achieving
high
efficiency
cost-effectiveness
at
scale.
This
review
systematically
examines
latest
advancements
technologies—alkaline,
proton
exchange
membrane
cell
(PEMEC),
solid
oxide—and
explores
innovative
grid
integration
storage
that
enhance
viability
of
hydrogen.
study
reveals
enhanced
performance
metrics
processes
identifies
factors
influence
operational
sustainability
production.
Key
findings
demonstrate
potential
substantial
reductions
cost
requirements
production
by
optimising
electrolyser
design
operation.
insights
from
this
research
provide
foundational
strategy
scaling
up
as
carrier,
contributing
efforts
reduce
greenhouse
gas
emissions
advance
carbon
neutrality.
these
technologies
could
revolutionise
systems
worldwide,
aligning
policy
frameworks
market
dynamics
foster
broader
adoption
