Journal of Energy Storage,
Journal Year:
2023,
Volume and Issue:
62, P. 106865 - 106865
Published: Feb. 15, 2023
The
substitution
of
fossil
fuel
with
clean
hydrogen
(H2)
has
been
identified
as
a
promising
route
to
achieve
net
zero
carbon
emissions
by
this
century.
However,
enough
H2
must
be
stored
underground
at
an
industrial
scale
objective
due
the
low
volumetric
energy
density
H2.
In
storage,
cushion
gases,
such
methane
(CH4),
are
required
maintain
safe
operational
formation
pressure
during
withdrawal
or
injection
wetting
characteristics
geological
formations
in
presence
H2,
gas,
and
resultant
gas
mixture
mixing
zone
between
them
essential
for
determining
storage
capacities.
Therefore,
present
work
measured
contact
angles
four
Jordanian
oil
shale
rocks
CH4,
H2-CH4/brine
systems
their
interfacial
tension
(IFT)
(geo-storage)
conditions
(pressures
0.1
1600
psi
temperature
323
K)
evaluate
residual
structural
trapping
potential
efficiency
CH4
gas.
Various
analytical
methods
were
employed
comprehend
bulk
mineralogy,
elemental
composition,
topographic
characterization,
functional
groups,
surface
properties
rocks.
total
organic
(TOC)
effect
on
wettability
was
demonstrated
compared
previous
studies.
samples
high
ultrahigh
TOC
13
%
18
exhibited
brine
advancing/receding
angles.
rock
became
hydrophobic
highest
experimental
(1600
K).
rock/CH4/brine
higher
than
rock/H2/brine
angles,
remained
those
pure
gases.
Moreover,
IFT
displayed
inverse
trend,
where
H2/brine
CH4/brine
IFT.
results
suggest
that
geo-storage
tested
organic-rich
source
could
favorable
when
is
used
consistent
studies
using
synthetically
acid-aged
samples.
For
first
time,
from
more
realistic
situation
influence
missing
material
H2/brine/rock
geo-storage.
Energy Reports,
Journal Year:
2021,
Volume and Issue:
8, P. 461 - 499
Published: Dec. 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.
Earth-Science Reviews,
Journal Year:
2021,
Volume and Issue:
225, P. 103895 - 103895
Published: Dec. 14, 2021
The
oxidation
of
fossil
fuels
produces
billions
tons
anthropogenic
carbon
dioxide
(CO2)
emissions
from
stationary
and
nonstationary
sources
per
annum,
contributing
to
global
warming.
natural
cycle
consumes
a
portion
CO2
the
atmosphere.
In
contrast,
substantial
accumulate,
making
it
largest
contributor
greenhouse
gas
causing
rise
in
planet's
temperature.
Earth's
temperature
was
estimated
be
1
°C
higher
2017
compared
mid-twentieth
century.
A
solution
this
problem
is
storage
underground
formations,
abundant
throughout
world.
Millions
are
stored
into
geological
formations
annually,
including
deep
saline
aquifers.
However,
these
have
minute
concentrations
organic
material,
significantly
influencing
containment
security,
fluid
dynamics,
potential.
Examining
wetting
characteristics
parameters
pertinent
understanding
supercritical
behavior
rock/brine
systems.
Wettability
an
important
parameter
governing
ability
injected
displace
formation
water
determine
security
capacity.
Previously,
many
studies
provided
comprehensive
overviews
CO2-wettability
depending
on
various
factors,
such
as
pressure,
temperature,
salinity,
type,
surfactants,
chemicals.
mineral
surfaces
wettability
chemically
cleaned,
conditions
anoxic
(containing
molecules)
where
reductive
ensue.
severe
gap
exists
literature
comprehend
effects
material
for
determining
capacities
how
effect
can
reversed
using
nanomaterial
increased
Therefore,
we
conducted
thorough
review
recent
advances
rock/CO2/brine
rock/oil/brine
systems
containing
different
geo-storage
formations.
We
also
present
that
employed
reversal
more
water-wet.
This
divided
four
parts:
1)
reviewing
systems,
2)
direct
quantitative
experimental
procedures
contaminations
methodology
their
controls,
3)
organics
4)
future
outlook
study.
Fuel,
Journal Year:
2022,
Volume and Issue:
337, P. 127032 - 127032
Published: Dec. 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
Progress in Energy and Combustion Science,
Journal Year:
2022,
Volume and Issue:
95, P. 101066 - 101066
Published: Dec. 10, 2022
Hydrogen
(H2)
is
currently
considered
a
clean
fuel
to
decrease
anthropogenic
greenhouse
gas
emissions
and
will
play
vital
role
in
climate
change
mitigation.
Nevertheless,
one
of
the
primary
challenges
achieving
complete
H2
economy
large-scale
storage
H2,
which
unsafe
on
surface
because
highly
compressible,
volatile,
flammable.
geological
formations
could
be
potential
solution
this
problem
abundance
such
their
high
capacities.
Wettability
plays
critical
displacement
formation
water
determines
containment
safety,
capacity,
amount
trapped
(or
recovery
factor).
However,
no
comprehensive
review
article
has
been
published
explaining
wettability
conditions.
Therefore,
focuses
influence
various
parameters,
as
salinity,
temperature,
pressure,
roughness,
type,
and,
consequently,
storage.
Significant
gaps
exist
literature
understanding
effect
organic
material
capacity.
Thus,
summarizes
recent
advances
rock/H2/brine
systems
containing
reservoirs.
The
paper
also
presents
influential
parameters
affecting
capacity
including
liquid–gas
interfacial
tension,
rock–fluid
adsorption.
aims
provide
scientific
community
with
an
expert
opinion
understand
identify
solutions.
In
addition,
essential
differences
between
underground
(UHS),
natural
storage,
carbon
dioxide
are
discussed,
direction
future
research
presented.
promotes
thorough
knowledge
UHS,
provides
guidance
operating
UHS
projects,
encourages
engineers
focus
more
research,
overview
advanced
technology.
This
inspires
researchers
field
give
credit
studies.
International Journal of Hydrogen Energy,
Journal Year:
2022,
Volume and Issue:
47(30), P. 14104 - 14120
Published: March 11, 2022
Underground
hydrogen
(H2)
storage
(UHS)
and
carbon
dioxide
(CO2)
geo-storage
(CGS)
are
prominent
methods
of
meeting
global
energy
needs
enabling
a
low-carbon
economy.
The
pore-scale
distribution,
reservoir-scale
capacity,
containment
security
H2
CO2
significantly
influenced
by
interfacial
properties,
including
the
equilibrium
contact
angle
(θE)
solid-liquid
solid-gas
tensions
(γSL
γSG).
However,
due
to
technical
constraints
experimentally
determining
these
parameters,
they
often
calculated
based
on
advancing
receding
values.
There
is
scarcity
θE,
γSL,
γSG
data,
particularly
related
structural
sealing
potential
caprock,
which
unavailable
in
literature.
Young's
equation
Neumann's
state
were
combined
this
study
theoretically
compute
three
parameters
(θE,
γSG)
at
reservoir
conditions
for
potential.
Pure
mica,
organic-aged
alumina
nano-aged
mica
substrates
investigated
explore
rock
wetting
phenomena
caprock.
results
reveal
that
θE
increases
while
decreases
with
increasing
pressure,
organic
acid
concentration,
alkyl
chain
length.
temperatures
gas,
vice
versa
CO2.
In
addition,
γSL
decrease,
whereas
nanofluid
concentration
from
0.05
0.25
wt%.
Conversely,
increase,
0.75
wettability
(a
proxy
caprock)
was
generally
less
than
similar
physio-thermal
conditions.
data
reported
crucial
predicting
caprock
alterations
resulting
capacity
UHS
CGS.
