Energy Reports,
Год журнала:
2022,
Номер
8, С. 9242 - 9260
Опубликована: Июль 28, 2022
In
response
to
the
global
challenge
of
climate
change,
136
countries
accounting
for
90%
GDP
and
85%
population
have
now
set
net-zero
targets.
A
transition
will
require
decarbonization
all
sectors
economy.
Green-hydrogen
produced
from
renewable
energy
sources
poses
little
no
threat
environment
increasing
its
production
support
targets
Our
study
examined
evolution
green-hydrogen
research
themes
since
UN
Sustainable
Development
Goals
were
adopted
in
2015
by
utilizing
bibliographic
couplings,
keyword
co-occurrence,
keyphrase
analysis
642
articles
2016
2021
Scopus
database.
We
studied
bibliometrics
indicators
temporal
publications
citations,
patterns
open
access,
effect
author
collaboration,
influential
publications,
top
contributing
countries.
also
consider
new
like
publication
views,
keyphrases,
topics
with
prominence
field
weighted
citation
impact,
Altmetrics
understand
direction
further.
find
four
major
thematic
distributions
based
on
co-occurrence
networks:
hydrogen
storage,
production,
electrolysis,
networks
clusters
that
provide
information
journal's
contributions
research.
These
are
materials
chemistry,
cleaner
applied
energy,
fuel
cells.
Most
aligns
Affordable
Clean
Energy
(SDG
7)
Climate
Action
13).
The
outcomes
policy
decisions
United
States,
Europe,
India,
China
profoundly
impact
storage
over
next
five
years.
If
these
policies
implemented,
account
two-thirds
this
growth.
Asia
most
significant
part
become
second-largest
producer
globally.
Energy & Fuels,
Год журнала:
2021,
Номер
35(20), С. 16403 - 16415
Опубликована: Окт. 7, 2021
The
global
economic
growth,
the
increase
in
population,
and
advances
technology
lead
to
an
increment
primary
energy
demand.
Considering
that
most
of
this
is
currently
supplied
by
fossil
fuels,
a
considerable
amount
greenhouse
gases
are
emitted,
contributing
climate
change,
which
reason
why
next
European
Union
binding
agreement
focused
on
reducing
carbon
emissions
using
hydrogen.
This
study
reviews
different
technologies
for
hydrogen
production
renewable
non-renewable
resources.
Furthermore,
comparative
analysis
performed
renewable-based
evaluate
economically
energetically
more
promising.
results
show
how
biomass-based
allow
similar
yield
compared
those
obtained
with
water-based
but
higher
efficiencies
lower
operational
costs.
More
specifically,
biomass
gasification
steam
reforming
proper
balance
between
studied
parameters,
being
technique
allows
yields,
while
energy-efficient.
Nevertheless,
application
as
vector
future
requires
both
use
feedstocks
sustainable
source.
combination
would
potentially
produce
green
dioxide
emissions,
limiting
and,
thus,
achieving
so-called
economy.
Environmental Chemistry Letters,
Год журнала:
2021,
Номер
20(1), С. 153 - 188
Опубликована: Окт. 6, 2021
Abstract
Dihydrogen
(H
2
),
commonly
named
‘hydrogen’,
is
increasingly
recognised
as
a
clean
and
reliable
energy
vector
for
decarbonisation
defossilisation
by
various
sectors.
The
global
hydrogen
demand
projected
to
increase
from
70
million
tonnes
in
2019
120
2024.
Hydrogen
development
should
also
meet
the
seventh
goal
of
‘affordable
energy’
United
Nations.
Here
we
review
production
life
cycle
analysis,
geological
storage
utilisation.
produced
water
electrolysis,
steam
methane
reforming,
pyrolysis
coal
gasification.
We
compare
environmental
impact
routes
analysis.
used
power
systems,
transportation,
hydrocarbon
ammonia
production,
metallugical
industries.
Overall,
combining
electrolysis-generated
with
underground
porous
media
such
reservoirs
salt
caverns
well
suited
shifting
excess
off-peak
dispatchable
on-peak
demand.
Energy & Fuels,
Год журнала:
2024,
Номер
38(9), С. 7579 - 7613
Опубликована: Апрель 10, 2024
Hydrogen
is
the
energy
carrier
with
highest
density
and
critical
to
development
of
renewable
energy.
Efficient
hydrogen
storage
essential
realize
transition
sources.
Electrochemical
technology
has
a
promising
application
due
its
mild
conditions.
However,
research
on
most
efficient
electrochemical
materials
that
satisfy
goals
U.S.
Department
Energy
remain
open
questions.
All
above
require
strategies
for
designing
new
materials.
This
review
provides
brief
overview
preparation,
storage,
details
We
summarize
capabilities
alloys
metal
compounds,
carbonaceous
materials,
oxides,
mixed
metal–organic
frameworks,
MXenes,
polymer-based
It
was
observed
oxides
exhibit
superior
discharge
capacity
cycling
stability.
The
indicates
it
vital
create
novel
large
surface
area,
active-conductive
profiles,
low
cost.
describe
challenges,
gaps,
future
perspectives
hope
could
draw
more
attention
high
capacity,
safety,
cycle
stability,
cost
promoting
their
practical
applications.
