Geophysical Research Letters,
Journal Year:
2023,
Volume and Issue:
50(7)
Published: March 30, 2023
Abstract
We
use
high‐resolution
three‐dimensional
X‐ray
imaging
to
study
hydrogen
injection
and
withdrawal
in
the
pore
space
of
Bentheimer
sandstone.
The
results
are
compared
with
a
replicate
experiment
using
nitrogen.
observe
less
trapping
because
initial
saturation
after
drainage
is
lower
due
channeling.
Remarkably
we
that
imbibition,
if
sample
imaged
again
12
hr,
there
significant
rearrangement
trapped
hydrogen.
Many
smaller
ganglia
disappear
while
larger
swell,
no
detectable
change
overall
gas
volume.
For
nitrogen,
fluid
configuration
largely
unchanged.
This
facilitated
by
concentration
gradients
dissolved
aqueous
phase—Ostwald
ripening,
estimate
time‐scales
for
this
effect
be
significant,
consistent
experimental
observations.
swelling
potentially
increases
connectivity,
leading
hysteresis
more
efficient
withdrawal.
Geophysical Research Letters,
Journal Year:
2022,
Volume and Issue:
49(12)
Published: June 19, 2022
Abstract
Geological
hydrogen
storage
in
depleted
gas
fields
represents
a
new
technology
to
mitigate
climate
change.
It
comes
with
several
research
gaps,
around
recovery,
including
the
flow
behavior
of
porous
media.
Here,
we
provide
first‐published
comprehensive
experimental
study
unsteady
state
drainage
relative
permeability
curves
H
2
‐Brine,
on
two
different
types
sandstones
and
carbonate
rock.
We
investigate
effect
pressure,
brine
salinity,
rock
type
compare
it
that
CH
4
N
at
high‐pressure
high‐temperature
conditions
representative
potential
geological
sites.
Finally,
use
history
matching
method
for
modeling
using
measured
data
within
experiments.
Our
results
suggest
nitrogen
can
be
used
as
proxy
carry
out
multiphase
fluid
experiments,
fundamental
constitutive
relationships
necessary
large‐scale
simulations
storage.
Renewable and Sustainable Energy Reviews,
Journal Year:
2023,
Volume and Issue:
189, P. 114001 - 114001
Published: Nov. 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.
Green Energy & Environment,
Journal Year:
2023,
Volume and Issue:
9(2), P. 217 - 310
Published: Jan. 3, 2023
Carbon
peaking
and
carbon
neutralization
trigger
a
technical
revolution
in
energy
&
environment
related
fields.
Development
of
new
technologies
for
green
production
storage,
industrial
saving
efficiency
reinforcement,
capture,
pollutant
gas
treatment
is
highly
imperious
demand.
The
emerging
porous
framework
materials
such
as
metal–organic
frameworks
(MOFs),
covalent
organic
(COFs)
hydrogen-bonded
(HOFs),
owing
to
the
permanent
porosity,
tremendous
specific
surface
area,
designable
structure
customizable
functionality,
have
shown
great
potential
major
energy-consuming
processes,
including
sustainable
catalytic
conversion,
energy-efficient
separation
storage.
Herein,
this
manuscript
presents
systematic
review
global
comprehensive
applications,
from
macroscopic
application
perspective.
International Journal of Hydrogen Energy,
Journal Year:
2023,
Volume and Issue:
48(36), P. 13527 - 13542
Published: Jan. 9, 2023
Underground
Hydrogen
Storage
(UHS)
is
an
emerging
large-scale
energy
storage
technology.
Researchers
are
investigating
its
feasibility
and
performance,
including
injectivity,
productivity,
capacity
through
numerical
simulations.
However,
several
ad-hoc
relative
permeability
capillary
pressure
functions
have
been
used
in
the
literature,
with
no
direct
link
to
underlying
physics
of
hydrogen
production
process.
Recent
measurements
for
hydrogen-brine
system
show
very
low
strong
liquid
phase
hysteresis,
different
what
has
observed
other
fluid
systems
same
rock
type.
This
raises
concern
as
extend
existing
studies
literature
able
reliably
quantify
potential
projects.
In
this
study,
we
investigate
how
experimentally
measured
hysteresis
affects
performance
UHS
projects
reservoir
Relative
data
during
a
hydrogen-water
core-flooding
experiment
within
ADMIRE
project
design
model.
Next,
simulation
generic
braided-fluvial
water-gas
performed
using
A
assessment
carried
out
scenarios
drainage
curves,
model
coefficients,
injection/production
rates.
Our
results
that
both
gas
play
important
role
irrespective
rate.
Ignoring
may
cause
up
338%
uncertainty
on
cumulative
production,
it
negative
effects
injectivity
productivity
due
resulting
limited
variation
range
saturation
cyclic
operations.
contrast,
resolves
issue
some
extent
by
improving
displacement
phase.
Finally,
implementing
curves
from
will
terms
141%
underestimation
production.
These
observations
illustrate
importance
characteristic
assessing
performances.
Journal of CO2 Utilization,
Journal Year:
2023,
Volume and Issue:
70, P. 102438 - 102438
Published: Feb. 27, 2023
Recently,
interest
in
developing
H2
strategies
with
carbon
capture
and
storage
(CCS)
technologies
has
surged.
Considering
that,
this
paper
reviews
recent
literature
on
blue
H2,
a
potential
low-carbon,
short-term
solution
during
the
transition
period.
Three
key
aspects
were
focus
of
paper.
First,
it
presents
processes
used
for
production.
Second,
detailed
comparison
between
natural
gas
as
fuels
energy
carriers.
The
third
aspect
focuses
CO2
sequestration
depleted
reservoirs,
an
essential
step
implementing
H2.
Globally,
∼
75%
is
produced
using
steam
methane
reforming,
which
requires
CCS
to
obtain
Currently,
needs
compete
other
advancing
such
green
solar
power,
battery
storage,
etc.
Compared
liquefied
gas,
results
lower
emissions
since
applied.
However,
transporting
compressed
entails
higher
energy,
economic,
environmental
costs.
must
be
appropriately
implemented
produce
successfully.
Due
their
established
capacity
trap
hydrocarbons
over
geologic
time
scales,
reservoirs
are
regarded
viable
option
CCS.
Such
conclusion
supported
by
several
simulation
studies
field
projects
many
countries.
Additionally,
there
much
experience
knowledge
injection
production
performance
reservoirs.
Therefore,
existing
site
infrastructure,
converting
these
formations
into
undemanding.
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.
