Mining,
Год журнала:
2024,
Номер
4(3), С. 530 - 545
Опубликована: Июль 26, 2024
Underground
hydrogen
storage
(UHS)
is
considered
to
solve
the
intermittency
problem
of
renewable
energy.
A
geological
assessment
indicated
that
B
unit
Salina
Group
in
Southern
Ontario,
Canada,
most
promising
for
UHS
because
it
thickest
and
regionally
extensive
salt
rock
deposit.
However,
comprehensive
knowledge
potential
sites
overall
volume
remains
undiscovered.
This
paper
collected
1112
wells’
logging
data
assess
geologic
Lambton
County.
The
characteristic
analysis
was
conducted
using
high-frequency
stratigraphic
sequences
interpretation.
internal
lithologies
thicknesses
were
interpreted
from
426
available
wells.
capacity
caverns
calculated
simplified
cylinder
models.
results
indicate
can
be
subdivided
into
three
sequences,
denoted
as
SQ1,
SQ2,
SQ3
subunits.
SQ1
corresponds
salt–limestone,
SQ2
bedded
rocks,
massive
rocks.
Well
sections
thickness
maps
study
area
divided
two
sub-areas
along
Wilikesport,
Oil
Spring,
Watford
line.
To
northwest,
thicker
deeper
terms
paleo-water
depth,
southeast,
less
deposited
on
paleo-highs.
main
range
20
30
m,
25
35
40
respectively.
In
conclusion,
best
subunit
SQ3,
with
a
secondary
target
being
SQ2.
factor
impacting
cavern
high
mud
content,
while
meters-thick
anhydrite
developed
towards
base
unit.
underground
9.10
×
106
m3.
At
standard
state,
working
gas
557.80
favorable
western
part
surrounded
by
Wallaceburg,
Watford.
distribution
combined
result
paleo-topography,
sea-level
changes,
tectonic
movement
Lambton.
exhibits
significant
potential.
Processes,
Год журнала:
2025,
Номер
13(5), С. 1563 - 1563
Опубликована: Май 18, 2025
The
salt
layer,
characterized
by
its
low
permeability
and
excellent
damage
self-healing
properties,
is
an
ideal
geological
body
for
CO2
storage.
However,
the
relatively
high
of
mudstone
interlayers
may
reduce
safety
long-term
storage
in
bedded
caverns.
This
study
establishes
a
thermal–hydraulic–mechanical
(THM)
coupled
physical
mathematical
model
Huaian
cavern,
analyzes
factors
affecting
flow
behavior,
proposes
measures
to
enhance
results
indicate
that
both
layers
influenced
stress-induced
deformation
within
cavern.
From
cavern
edge
simulation
boundary,
volume
strain
exhibit
trend
rapid
decline,
followed
gradual
increase,
eventual
stabilization
or
slight
reduction.
seepage
velocity,
pore
pressure,
distance
interlayer
are
significantly
higher
than
those
leading
migration
along
interfaces
between
layer.
With
increase
time,
gradually
decreases,
while
layer
shows
general
tendency
increase.
elevated
pressure
reduces
interlayer,
increasing
enhances
velocity
layers.
To
caverns,
it
recommended
minimize
presence
during
site
selection
construction,
optimize
strengthen
monitoring
systems
potential
leakage.
Engineering,
Год журнала:
2024,
Номер
40, С. 226 - 246
Опубликована: Июль 14, 2024
Underground
salt
cavern
CO2
storage
(SCCS)
offers
the
dual
benefits
of
enabling
extensive
and
facilitating
utilization
resources
while
contributing
regulation
carbon
market.
Its
economic
operational
advantages
over
traditional
capture,
utilization,
(CCUS)
projects
make
SCCS
a
more
cost-effective
flexible
option.
Despite
widespread
use
caverns
for
storing
various
substances,
differences
exist
between
energy
in
terms
gas-tightness,
injection,
brine
extraction
control,
long-term
stability,
site
selection
criteria.
These
distinctions
stem
from
unique
phase
change
characteristics
application
scenarios
SCCS.
Therefore,
targeted
forward-looking
scientific
research
on
is
imperative.
This
paper
introduces
implementation
principles
SCCS,
emphasizing
its
connections
with
emissions,
renewable
peak
shaving.
It
delves
into
compared
other
CCUS
methods,
addresses
associated
challenges.
In
this
paper,
we
establish
pressure
equation
injection
extraction,
that
considers
CO2,
analyze
during
injection.
By
comparing
viscosities
gases,
SCCS's
excellent
sealing
performance
demonstrated.
Building
this,
develop
stability
evaluation
model
indices,
which
impact
speed
minimum
operating
stability.
Field
countermeasures
to
ensure
are
proposed.
Site
criteria
established,
preliminary
mine
sites
suitable
identified
China,
an
initial
estimate
achievable
scale
China
made
at
51.8–77.7
million
tons,
utilizing
only
20%–30%
volume
abandoned
caverns.
key
engineering
challenges
facing
determines
crucial
technical
parameters,
such
as
pressure,
burial
depth,
scale,
it
essential
guidance
implementing
China.
Mining,
Год журнала:
2024,
Номер
4(3), С. 530 - 545
Опубликована: Июль 26, 2024
Underground
hydrogen
storage
(UHS)
is
considered
to
solve
the
intermittency
problem
of
renewable
energy.
A
geological
assessment
indicated
that
B
unit
Salina
Group
in
Southern
Ontario,
Canada,
most
promising
for
UHS
because
it
thickest
and
regionally
extensive
salt
rock
deposit.
However,
comprehensive
knowledge
potential
sites
overall
volume
remains
undiscovered.
This
paper
collected
1112
wells’
logging
data
assess
geologic
Lambton
County.
The
characteristic
analysis
was
conducted
using
high-frequency
stratigraphic
sequences
interpretation.
internal
lithologies
thicknesses
were
interpreted
from
426
available
wells.
capacity
caverns
calculated
simplified
cylinder
models.
results
indicate
can
be
subdivided
into
three
sequences,
denoted
as
SQ1,
SQ2,
SQ3
subunits.
SQ1
corresponds
salt–limestone,
SQ2
bedded
rocks,
massive
rocks.
Well
sections
thickness
maps
study
area
divided
two
sub-areas
along
Wilikesport,
Oil
Spring,
Watford
line.
To
northwest,
thicker
deeper
terms
paleo-water
depth,
southeast,
less
deposited
on
paleo-highs.
main
range
20
30
m,
25
35
40
respectively.
In
conclusion,
best
subunit
SQ3,
with
a
secondary
target
being
SQ2.
factor
impacting
cavern
high
mud
content,
while
meters-thick
anhydrite
developed
towards
base
unit.
underground
9.10
×
106
m3.
At
standard
state,
working
gas
557.80
favorable
western
part
surrounded
by
Wallaceburg,
Watford.
distribution
combined
result
paleo-topography,
sea-level
changes,
tectonic
movement
Lambton.
exhibits
significant
potential.
