Processes,
Journal Year:
2024,
Volume and Issue:
12(9), P. 1983 - 1983
Published: Sept. 14, 2024
In
the
process
of
promoting
commercialization
proton
exchange
membrane
fuel
cells,
long-term
durability
cell
has
become
a
key
consideration.
While
existing
tests
are
critical
for
assessing
performance,
they
often
time-consuming
and
do
not
quickly
reflect
impact
actual
operating
conditions
on
cell.
this
study,
improved
testing
protocols
were
utilized
to
solve
problem,
which
is
designed
shorten
cycle
evaluate
degradation
performance
under
real
more
efficiently.
Accelerated
analysis
evaluating
MEA
lifetime
decay
was
carried
out
through
two
protocols—open
circuit
voltage
(OCV)-based
accelerated
(ADT)
relative
humidity
(RH)
cycling-based
ADT.
OCV-based
ADT
revealed
that
owes
combined
mechanical
chemical
process.
RH
shows
comes
from
mainly
situ
fluoride
release
rate
technology
employed
elucidate
during
It
found
suffered
serious
damage
The
loss
F−
after
test
up
3.50
×
10−4
mol/L,
4.3
times
addition,
had
significant
effect
catalyst
layer,
electrochemically
active
surface
area
decreased
by
48.6%
at
end
Moreover,
it
observed
agglomeration
catalysts
obvious
than
transmission
electron
microscopy.
worth
noting
both
have
no
influence
gas
diffusion
contact
angle
layers
does
change
significantly.
These
findings
contribute
understanding
behavior
cells
different
working
conditions,
also
provide
scientific
basis
developing
effective
protocols.
Biofuels Bioproducts and Biorefining,
Journal Year:
2024,
Volume and Issue:
18(6), P. 2196 - 2210
Published: Oct. 9, 2024
Abstract
Recurring
environmental
challenges
and
the
global
energy
crisis
have
led
to
intensified
research
on
alternative
sources.
Hydrogen
has
emerged
as
a
promising
solution,
produced
through
electrochemical,
thermochemical,
biological
methods.
This
study
presents
advantages
disadvantages
of
these
technologies.
It
also
provides
pertinent
data
hydrogen
production,
identifying
world‐leading
countries
in
such
USA,
Japan,
China,
government
policies
that
they
adopted.
reports
market
trends
synthesis
by
water
electrolysis,
high
cost
electrolyzers
used,
incentives
for
carbon
become
competitive
with
other
highlights
startups
from
around
world
are
developing
innovative
methodologies
producing
hydrogen.
The
concludes
integrating
production
concepts
social,
environmental,
industry
interests
is
essential.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 4, 2025
Abstract
Proton
exchange
membrane
water
electrolysis
(PEMWE)
represents
a
promising
technology
for
renewable
hydrogen
production.
However,
the
large‐scale
commercialization
of
PEMWE
faces
challenges
due
to
need
acid
oxygen
evolution
reaction
(OER)
catalysts
with
long‐term
stability
and
corrosion‐resistant
electrode
assemblies
(MEA).
This
review
thoroughly
examines
deactivation
mechanisms
acidic
OER
crucial
factors
affecting
assembly
instability
in
complex
environments,
including
catalyst
degradation,
dynamic
behavior
at
MEA
triple‐phase
boundary,
equipment
failures.
Targeted
solutions
are
proposed,
improvements,
optimized
designs,
operational
strategies.
Finally,
highlights
perspectives
on
strict
activity/stability
evaluation
standards,
situ/operando
characteristics,
practical
electrolyzer
optimization.
These
insights
emphasize
interrelationship
between
catalysts,
MEAs,
activity,
stability,
offering
new
guidance
accelerating
systems.
Advanced Materials Interfaces,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 10, 2024
Abstract
The
proton
exchange
membrane
water
electrolysis
(PEMWE)
is
a
promising
technology
for
green
hydrogen
production.
However,
the
wide‐spread
application
of
PEMWE
hindered
by
insufficient
lifetime
due
to
degradation
anode
material
and
structure,
thus
it
crucial
first
understand
mechanisms
in
actual
applications.
Generally,
side
can
be
classified
as
chemical
physical
degradation.
considerable
research
focus
from
academia
enhance
performance
durability
mainly
methods.
based
on
experience
industry,
many
limitations
originated
factors.
Herein,
impact
characteristic
catalyst
layer
(ACL)
investigated,
including
cracking
deformation
ACL,
swelling
creeping
ionomers,
detachment
particles.
Finally,
an
outlook
future
provided,
demand
developing
efficient
durable
industrial
devices.
