Strength and Fractal Damage Characteristics of Cement-Coal Slag Stabilized Soil under Freeze-thaw Cycles
Abstract
Triaxial
compression
tests
and
CT
scanning
experiments
were
conducted
to
study
the
variation
law
of
mechanical
characteristics
cement-coal
slag
stabilized
soil
(CCSSS)
divide
meso-structure
CCSSS
into
regions
based
on
distribution
values.
The
evolution
fractal
in
damage
zone
under
freeze-thaw
cycles
analyzed,
while
relationship
between
macroscopic
parameters
morphology
was
established
by
characteristics.
results
showed
that
with
an
increase
number
cycles,
shear
strength
exhibited
exponential
decay
pattern.
significantly
impacted
strain
energy
density
cohesion
CCSSS,
change
internal
friction
angle
is
insignificant.
As
increases,
damaged
area
gradually
expanded,
effects
initial
5
being
more
pronounced.
Moreover,
water
content,
accelerating
growth
trend.
There
a
strong
negative
linear
correlation
dimension
strength,
accurately
reflecting
caused
action
soil.
Research Square (Research Square), Journal Year: 2025, Volume and Issue: unknown
Published: March 28, 2025
Language: Английский