Hydrogen,
Год журнала:
2024,
Номер
5(4), С. 737 - 760
Опубликована: Окт. 17, 2024
Geological
hydrogen
storage,
seen
as
a
viable
solution
for
addressing
energy
demands
and
mitigating
the
intermittency
of
wind
power,
is
gaining
recognition.
At
present,
there
are
no
specific
studies
that
estimate
storage
capacity
potential
integration
in
North
Dakota
despite
state’s
enormous
resources
capabilities.
The
study’s
key
innovation
lies
repurposing
region
historically
associated
with
oil
gas
sustainable
thereby
sources.
Moreover,
innovative
aspect
this
study
involves
field
selection,
site
screening,
characterization,
mathematical
modeling
to
simulate
wind–hydrogen
production
geological
system.
A
15
MW
farm,
using
real-world
data
from
General
Electric
turbines,
employed
assess
capacities
within
Middle
Bakken
formation.
reveals
substantial
potentials
wells
W24814,
W19693,
W26990,
54,000,
33,000,
22,000
tons,
respectively.
These
translate
capabilities
1080,
660,
440
GWh,
minimum
durations
140,
80,
57
days,
respectively,
under
60%
system
efficiency.
By
pioneering
traditionally
dominated
by
fossil
fuel
extraction,
research
could
play
crucial
role
advancing
Dakota’s
transition,
providing
blueprint
similar
initiatives
globally.
Applied Sciences,
Год журнала:
2025,
Номер
15(3), С. 1614 - 1614
Опубликована: Фев. 5, 2025
The
aim
of
this
study
is
to
review
and
identify
H2
storage
suitability
in
geological
reservoirs
the
Republic
Lithuania.
Notably,
Lithuania
can
store
clean
effectively
competitively
because
its
wealth
resources
well-established
infrastructure.
viability
Lithuanian
contexts
highlighted
study.
In
addition,
when
it
comes
injectivity
capacity,
salt
caverns
saline
aquifers
present
less
a
challenge
than
other
kinds
medium.
possesses
sizable
subterranean
(Cambrian
rocks)
that
be
utilized
H2.
For
preliminary
assessment,
cyclic
injection,
production
simulation
performed.
A
10-year
hydrogen
injection
recovery
Syderiai
aquifer
demonstrated
feasibility
UHS,
though
efficiency
was
reduced
by
nearly
50%
using
single
well
for
both
production.
suggests
separate
wells
improve
efficiency.
However,
guarantee
economic
containment
security,
detailed
assessment
structures
required
specifically
at
pore
scale
level.
volumetric
approach
estimated
combined
capacity
approximately
898.5
Gg
(~11
TWh)
Vaskai
aquifers,
significantly
exceeding
previous
estimates.
findings
underscore
importance
data
further
research
on
hydrogen-specific
factors
optimize
UHS
Addressing
technical,
geological,
environmental
challenges
through
multidisciplinary
essential
advancing
implementation
supporting
Lithuania’s
transition
sustainable
energy
system.
makes
possible
maximize
use
energy,
reduce
greenhouse
gas
emissions,
build
more
resilient
Hence,
intensive
advancements
are
needed
broader
applications
SPE Western Regional Meeting,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 25, 2025
Abstract
Curtailed
electricity
is
a
reduction
of
output
and
leads
to
the
loss
potentially
useful
renewable
electricity,
therefore
lost
opportunities
for
reducing
carbon
dioxide
emissions.
The
power
imbalance
determined
by
combination
economic
factors,
but
most
importantly
demand.
Other
factors
include
bidding
strategy
technical
such
as
limitations
in
transmission
capacity
energy
storage.
methodology
understand
curtailed
temporally
geospatially
includes
data
collection
from
publicly
available
sources
California
Independent
System
Operator
(CAISO)
directly
Open
Access
Same-Time
Information
(OASIS)
platform.
CAISO
tracks
shorter-term
year-by-year
patterns
curtailment
has
shown
that
occurs
middle
day
months
February-June
when
solar
wind
generation
high,
demand
low
due
moderate
temperatures
across
California.
In
this
work,
we
have
identified
geo-spatial
distribution
these
units
amount
unit
unit.
increasing
dramatically
year
over
1.5
TWh
2021
3.4
2024,
example.
results
show
strongly
affects
(photo-voltaic
PV)
compared
farms.
with
were
based
on
rated
total
generation.
Most
PV-electricity
within
or
adjacent
geological
formations
favorable
characteristics
subsurface
storage
form
hydrogen.
Calculations
reservoirs
more
than
sufficient
accommodate
volumes
produced
hydrogen
equivalent
electricity.
SPE Western Regional Meeting,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 25, 2025
Abstract
A
multi-phase
flow
experimental
setup
is
introduced
to
examine
the
behavior
of
H2
transport
in
a
brine-saturated
core
under
different
rates
and
regimes
context
underground
hydrogen
storage
(UHS).
Analog
fluids
decane
viscosified
brine
were
used
lieu
obtain
viscosity
ratio
similar
H2-brine
at
reservoir
conditions.
normalized
finger
width
was
allow
for
comparison
widths
between
this
analog
system
system.
X-ray
computed
tomography
(CT)
image
during
injection
compute
average
saturation
across
sample,
as
well
measure
fingers
that
formed
experiments.
The
1D
profile
fast-flowing
experiment
showed
initially
stable
displacement
before
onset
viscous
fingering,
slow-flowing
presence
distinct
from
injection,
limits
imaging.
resulting
images
tests
confirm
fingering
present
both
tests,
but
limitations
equipment
capability
suggest
there
exists
minimum
can
be
observed
with
current
setup.
This
necessitates
additional
determine
evolution
fingers,
observable.
Offshore Technology Conference,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 28, 2025
Abstract
This
study
evaluates
the
technical
feasibility
of
offshore
subsurface
formations
for
CO2
storage,
Plume
Geothermal
(CPG),
hydrogen
and
thermal
energy
storage.
The
goal
is
to
understand
how
these
processes
behave
in
similar
reservoirs
impact
water
depth,
geological
reservoir
properties,
operational
practices.
behavior
was
studied
using
numerical
simulations
sensitivity
analyses,
focusing
on
thermoporoelastic
stresses,
pressure
build-up,
drawdown,
injection
rates,
caprock
integrity.
results
show
that
shallow
depths
delay
fracture
initiation,
reduce
stress-related
risks,
lead
less
heat
loss
cases
involving
extraction.
Large
permeability
emerged
as
key
factor
maintaining
storage
integrity,
with
low-permeability
showing
increased
risks
fractures,
especially
during
Operational
practices
also
played
a
critical
role.
For
instance,
reinjection
after
shut-in
or
fully
perforating
particularly
formations.
Strategies
such
bottom-perforation
use
multiple
wells
reduced
helped
maintain
Thermal
shown
be
viable
offshore,
but
its
success
depends
selecting
temperatures
favorable
injected
minimize
maximize
recovery.
Hydrogen
although
requiring
larger
pressures,
proved
feasible
at
evaluated
rates
no
though
higher
could
risks.
Offshore
hold
significant
promise
multi-use
platforms
CPG
These
findings
importance
aligning
conditions
ensure
integrity
optimize
efficiency.
Future
research
would
focus
longer
simulation
durations,
different
settings,
economic
considerations
deepen
understanding
systems.
