Assessment of thermal and mechanical attributes of eco-conscious concrete incorporating recycled plastic
Innovative Infrastructure Solutions,
Год журнала:
2025,
Номер
10(2)
Опубликована: Янв. 18, 2025
Язык: Английский
An Innovative Approach on Recycle Foam Concrete as a Sustainable Alternative with the addition of Nano Titanium Dioxide TiO2 on the Properties of Foam Concrete
Engineering Technology & Applied Science Research,
Год журнала:
2025,
Номер
15(1), С. 19196 - 19199
Опубликована: Фев. 2, 2025
Sustainability
and
construction
waste
recycling
have
become
crucial
topics
today
in
response
to
the
growing
environmental
challenges
increasing
accumulation
of
waste.
Therefore,
it
is
essential
explore
innovative
solutions
that
improve
sustainability
concrete
mixes.
An
effective
approach
use
Lightweight
Foamed
Concrete
(LFC),
a
revolutionary
new
material
considered
viable
solution
for
reduction
weight
conventional
concrete.
This
research
focuses
on
study
effect
replacing
50%
virgin
sand
by
volume
with
Recycled
Foam
(RFC)
crushed
at
four
gradation
levels
aggregate
sizes
between
12.5-9.5
mm,
9.5-4.75
4.75-2.36
2.36-1.18
adding
0.5%
Nano
titanium
dioxide
TiO2
cement.
The
water-to-cement
cement-to-aggregate
ratio
were
maintained
0.45
1:1.3,
respectively.
Nanoparticles
are
incorporated
into
(FC)
enhance
its
strength,
due
their
beneficial
properties,
such
as
small
particle
size
high
reactivity.
results
conclude
optimal
RFC
addition
FC
mixes
compressive
strength
increase
carbonation
compared
traditional
Язык: Английский
Experimental study on properties of green concrete containing wood ash, silica fume, fly ash, and plastic waste
Science Progress,
Год журнала:
2025,
Номер
108(2)
Опубликована: Апрель 1, 2025
This
study
aims
to
investigate
the
use
of
waste
material
combinations
produce
sustainable
concrete.
Wood
ash
(WA),
silica
fume
(SF),
and
fly
(FA)
were
used
as
partial
replacements
for
cement
in
normal
concrete
(NCC),
self-compacting
(SCC),
lightweight
(LWSCC).
Waste
plastic
aggregates
partially
replaced
fine
coarse
LWSCC.
Twenty
mix
designs
tested
flowability
mechanical
properties.
In
NCC,
10%
SF
replacement
maximized
compressive,
splitting
tensile,
flexural
strengths.
Increasing
FA
(0–30%)
WA
(0–15%)
contents
reduced
strength,
although
reductions
relatively
small
acceptable.
SCC,
increasing
with
20%
slightly
strength.
Meanwhile,
addition
SCC
flow
However,
all
properties
met
guidelines
developed
by
European
Federation
National
Associations
Representing
Concrete
(EFNARC),
no
visible
blocking
was
observed
during
characteristics
test.
LWSCC
incorporated
25–100%
powder,
5%
WA,
SF,
FA,
30%
aggregates.
powder
flowability,
density
(below
1950
kg/m³);
however,
mixes
remained
within
EFNARC
limits.
demonstrates
potential
utilization
materials
concrete,
reducing
natural
resource
consumption
offering
significant
environmental
benefits.
Язык: Английский
Experimental Analysis of Thermal Conductivity and Volumetric Heat Capacity in Concrete Incorporating HDPE Waste Plastic Powder as a Function of Temperature
Civil and Environmental Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 17, 2025
Abstract
The
objective
of
this
study
is
to
comprehensively
investigate
the
influence
incorporating
high-density
polyethylene
(HDPE)
waste
plastic
on
thermophysical
properties
ordinary
concrete,
by
partially
replacing
sand
with
HDPE
powder.
samples
(cement,
sand,
HDPE,
and
concrete)
were
characterized
using
advanced
analytical
techniques,
including
X-ray
diffraction
(XRD),
scanning
electron
microscopy
(SEM),
fluorescence
(XRF).
These
analyses
confirmed
that
incorporation
powder
does
not
induce
significant
alterations
in
internal
microstructure
composite
material.
Thermophysical
measured
a
CT-Meter
for
various
substitution
rates
(5–30%
weight)
at
different
temperatures
(25°C,
30°C,
40°C,
50°C)
thermoregulated
box.
results
demonstrated
progressive
decrease
thermal
conductivity
diffusivity
increasing
content.
Furthermore,
volumetric
heat
capacity
increased
as
5%
was
added,
then
decreased.
This
phenomenon
observed
all
analysed,
except
25°C.
Moreover,
into
concrete
significantly
altered
its
properties,
leading
reduction
performance.
Язык: Английский
Creating Sustainable Ultra-High-Performance Concrete (UHPC) Utilizing Recycled Glass
Civil and Environmental Engineering,
Год журнала:
2024,
Номер
20(2), С. 1152 - 1161
Опубликована: Дек. 1, 2024
Abstract
Sustainable
construction
materials
and
trash
reuse
are
effective
ecological
remedial
solutions.
Concrete
is
widely
used
in
structural
applications.
Ultra-high-performance
concrete
(UHPC)
a
popular
innovation
with
high
mechanical
properties.
However,
Portland
cement
large
quantities,
making
UHPC
expensive
limiting
its
use
engineering.
Significant
CO
2
emissions
natural
resource
depletion
occur.
To
make
more
environmentally
friendly
affordable,
substitute
PC
mixture
several
additives.
This
study
uses
Ground
Granulated
Blast
Furnace
Slag
(GGBS)
waste
glass
(WG)
at
0%,
10%,
20%
replacement
to
create
an
eco-friendly
cost-effective
UHPC.
accomplish
this,
3
cylinders
per
mix
were
made
separated.
Experimental
tests
include
slump,
UPV,
compaction
factor,
characteristics.
GGBS
WG
improved
workability,
according
the
findings.
For
best
workability
properties,
replace
10%
of
concrete.
Using
material
additives
as
decreased
compressive
tensile
strength.
Язык: Английский