Engineering Structures,
Journal Year:
2024,
Volume and Issue:
303, P. 117415 - 117415
Published: Jan. 22, 2024
To
develop
low
carbon
footprint
concrete
(LCFC)
with
less
CO2
emissions,
various
minerals
(limestone,
metakaolin)
and
industrial
waste
by-product
(fly
ash
(FA),
silica
fume
(SF),
slag)
were
used
to
replace
cement
partially.
By
optimizing
the
packing
structure,
cost-effective,
sustainable
LCFC
superior
strength,
workability
durability
performances
could
be
achieved.
Research
studies
on
fiber-reinforced
polymer
(FRP)
confined
showed
that
peak
stress,
strain
at
stress
post-peak
branch
of
was
far
different
from
conventional
(with
as
cementitious
material
only)
same
strength
confinement
scheme.
look
this
problem
more
scientifically,
paper
conducted
experimental
analytical
about
stress-strain
curves
FRP-confined
LCFC.
A
total
45
column
specimens
consisting
15
unconfined
30
tested
under
uni-axial
compression.
The
studied
parameters
thickness
FRP,
water-
FA/SF-to-cementitious
ratios.
Based
test
results,
a
novel
packing-coupled
model
for
has
been
proposed
verified.
