Fuel,
Год журнала:
2024,
Номер
371, С. 131899 - 131899
Опубликована: Май 24, 2024
One
of
the
major
challenges
in
harnessing
energy
from
renewable
sources
like
wind
and
solar
is
their
intermittent
nature.
Energy
production
these
can
vary
based
on
weather
conditions
time
day,
making
it
essential
to
store
surplus
for
later
use
when
there
a
shortfall.
storage
systems
play
crucial
role
addressing
this
intermittency
issue
ensuring
stable
reliable
supply.
Green
hydrogen,
sourced
renewables,
emerges
as
promising
solution
meet
rising
demand
sustainable
energy,
depletion
fossil
fuels
environmental
crises.
In
present
study,
underground
hydrogen
various
geological
formations
(aquifers,
depleted
hydrocarbon
reservoirs,
salt
caverns)
examined,
emphasizing
need
detailed
analysis
potential
hazards.
The
paper
discusses
associated
with
storage,
including
requirement
extensive
studies
understand
interactions
microorganisms.
It
underscores
importance
issue,
focus
reviewing
past
projects
sites,
well
modeling
field.
also
emphasizes
incorporating
hybrid
into
overcome
limitations
standalone
systems.
further
explores
future
integrations
green
within
dynamic
landscape.
Energy Reports,
Год журнала:
2021,
Номер
8, С. 461 - 499
Опубликована: Дек. 17, 2021
Without
remorse,
fossil
fuels
have
made
a
huge
contribution
to
global
development
in
all
of
its
forms.
However,
the
recent
scientific
outlooks
are
currently
shifting
as
more
research
is
targeted
towards
promoting
carbon-free
economy
addition
use
electric
power
from
renewable
sources.
While
energy
sources
may
be
solution
anthropogenic
greenhouse
gas
(GHG)
emissions
fuel
they
yet
season-dependent
faced
with
major
atmospheric
drawbacks
which
when
combined
annually
varying,
but
steady,
demand,
results
excesses
or
deficits.
Therefore,
it
essential
devise
long-term
storage
medium
balance
their
intermittent
demand
and
supply.
Hydrogen
(H2)
an
vector
has
been
suggested
viable
method
achieving
objectives
meeting
increasing
demand.
successful
implementation
full-scale
H2
requires
large-scale
(as
highly
compressible).
As
such,
geological
formations
considered
potential
where
can
withdrawn
again
at
larger
stage
for
utilization.
Thus,
this
review,
we
focus
on
underground
hydrogen
(UHS)
both
conventional
non-conventional
UHS
options
were
examined
depth.
Also,
insights
into
some
probable
sites,
related
criteria
selection
highlighted.
The
hydrodynamics
influencing
factors
(including
solid,
fluid,
solid–fluid
interactions)
summarized
exclusively.
In
addition,
economics
reaction
perspectives
inherent
examined.
findings
study
show
that
UHS,
like
other
systems,
still
infancy.
Further
needed
address
significant
hurdles
gaps
found,
particularly
replaceable
parameters.
result,
valuable
resource
researchers.
Fuel,
Год журнала:
2022,
Номер
337, С. 127032 - 127032
Опубликована: Дек. 30, 2022
Hydrogen
future
depends
on
large-scale
storage,
which
can
be
provided
by
geological
formations
(such
as
caverns,
aquifers,
and
depleted
oil
gas
reservoirs)
to
handle
demand
supply
changes,
a
typical
hysteresis
of
most
renewable
energy
sources.
Amongst
them,
natural
reservoirs
are
the
cost-effective
secure
solutions
due
their
wide
geographic
distribution,
proven
surface
facilities,
less
ambiguous
site
evaluation.
They
also
require
cushion
native
residual
gases
serve
buffer
for
pressure
maintenance
during
storage.
However,
there
is
lack
thorough
understanding
this
technology.
This
work
aims
provide
comprehensive
insight
technical
outlook
into
hydrogen
storage
in
reservoirs.
It
briefly
discusses
operating
potential
case
studies,
thermophysical
petrophysical
properties
withdrawal
capacity,
immobilization,
efficient
containment.
Furthermore,
comparative
approach
hydrogen,
methane,
carbon
dioxide
with
respect
well
integrity
has
been
highlighted.
A
summary
key
findings,
challenges,
prospects
reported.
Based
review,
hydrodynamics,
geochemical,
microbial
factors
subsurface’s
principal
promoters
losses.
The
injection
strategy,
reservoir
features,
quality,
operational
parameters
significantly
impact
Future
works
(experimental
simulation)
were
recommended
focus
hydrodynamics
geomechanics
aspects
related
migration,
mixing,
dispersion
improved
recovery.
Overall,
review
provides
streamlined
Renewable and Sustainable Energy Reviews,
Год журнала:
2023,
Номер
189, С. 114001 - 114001
Опубликована: Ноя. 8, 2023
Hydrogen
is
anticipated
to
play
a
key
role
in
global
decarbonization
and
within
the
UK's
pathway
achieving
net
zero
targets.
However,
as
production
of
hydrogen
expands
line
with
government
strategies
concern
where
this
will
be
stored
for
later
use.
This
study
assesses
different
large-scale
storage
options
geological
structures
available
UK
addresses
surrounding
uncertainties
moving
towards
establishing
economy.
Currently,
salt
caverns
look
most
favourable
option,
considering
their
proven
experience
hydrogen,
especially
high
purity
natural
sealing
properties,
low
cushion
gas
requirement
charge
discharge
rates.
geographical
availability
can
act
major
constraint.
Additionally,
substantial
increase
number
new
necessary
meet
demand.
Salt
have
greater
applicability
good
short-term
solution,
however,
porous
media,
such
depleted
hydrocarbon
reservoirs
saline
aquifers,
seen
long-term
strategic
solution
energy
demand
achieve
security.
Porous
media
solutions
are
estimated
capacities
which
far
exceed
projected
Depleted
fields
generally
been
well
explored
prior
extraction.
Although
many
aquifers
offshore
UK,
characterizations
still
required
identify
right
candidates
storage.
advantages
over
make
them
favoured
option
after
caverns.
Energy Reports,
Год журнала:
2023,
Номер
9, С. 6251 - 6266
Опубликована: Июнь 7, 2023
The
concept
of
underground
gas
storage
is
based
on
the
natural
capacity
geological
formations
such
as
aquifers,
depleted
oil
and
reservoirs,
salt
caverns
to
store
gases.
Underground
systems
can
be
used
inject
(NG)
or
hydrogen,
which
withdrawn
for
transport
end-users
use
in
industrial
processes.
Geological
additionally
securely
contain
harmful
gases,
carbon
dioxide,
deep
underground,
by
means
capture
sequestration
technologies.
This
paper
defines
discusses
storage,
highlighting
commercial
pilot
projects
behavior
different
gases
(i.e.,
CH4,
H2,
CO2)
when
stored
well
associated
modeling
investigations.
For
NG/H2
maintenance
optimal
subsurface
conditions
efficient
necessitates
a
cushion
gas.
Cushion
injected
before
injection
working
(NG/H2).
varies
type
injected.
NG
H2
operate
similarly.
However,
compared
several
challenges
could
faced
during
due
its
low
molecular
mass.
widely
recognized
utilized
reference
systems.
Furthermore,
this
briefly
underground.
Most
reported
studies
investigated
operating
mixture.
mixture
was
studied
explore
how
it
affect
recovered
quality
from
reservoir.
shown
influence
capacity.
By
understanding
studying
system
technologies,
future
directions
better
management
successful
operation
are
thereby
highlighted.
