Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 102066 - 102066
Published: March 31, 2024
The
accumulation
of
plastic
waste
poses
a
major
environmental
challenge,
while
the
conversion
plastics
into
oil
via
pyrolysis
holds
promise
as
an
alternative
energy
solution.
Despite
numerous
investigations
this
area,
none
have
focused
on
optimizing
process
parameters
for
higher
yield
and
enhancing
overall
performance
through
suitable
fuel
modification.
present
study
aims
to
optimize
parameters,
including
heating
rate
(HR),
temperature
(PT),
reaction
time
(RT),
achieve
(WPO)
enhance
by
blending
optimal
quantities
water.
Fuel
characterization
properties
measurement
were
conducted
using
Fourier
Transform
Infrared
ASTM
methods.
WPO
was
blended
with
conventional
diesel
(CDF)
different
volume
concentrations
water
(5%,
10%,
15%).
metrices
assessed
under
various
engine
conditions.
findings
indicate
that
optimum
condition
is
HR
17.3
°C/min,
PT
403
°C,
RT
96.30
min,
quality
confirms
its
suitability
source.
metrics
revealed
has
5.4%
lower
brake-thermal
efficiency
than
CDF,
inclusion
10%
in
(WPO10W)
enhances
11.5%.
in-cylinder
pressure
net-heat
release
are
1.3%
12.9%
respectively,
WPO10W
emulsion
promotes
efficient
combustion.
reduces
oxides
nitrogen,
hydrocarbon,
carbon
monoxide
emissions
21.2%,
9.8%,
22.2%,
compared
WPO.
Materials for Renewable and Sustainable Energy,
Journal Year:
2025,
Volume and Issue:
14(1)
Published: Jan. 15, 2025
Abstract
The
increasing
demand
for
cost-effective
materials
energy
storage
devices
has
prompted
investigations
into
diverse
waste
derived
electrode
supercapacitors
(SCs)
application.
This
review
examines
advancements
in
converting
carbon-based
SCs
renewable
storage.
In
this
context,
different
precursor
sources
have
been
explored
over
the
years
as
electrodes
SCs.
These
comprise
of
industrial,
plastics
and
biowastes,
including
plant
animal
wastes.
capabilities
various
are
highlighted
to
provide
an
understanding
unique
features
that
make
them
applicable
addition,
some
challenges
associated
with
waste-derived
terms
emphasized.
Here,
we
also
provided
insights
recent
progress
synthesis
techniques
their
effects
on
electrochemical
performance.
performance
tailoring
material
structures
through
incorporation
form
composites
optimized
methods
is
effective
strategy.
Hence,
outlined
include
pyrolysis,
hydrothermal,
microwave-assisted,
template-assisted,
sol–gel
techniques.
effect
discussed.
Overall,
highlights
valorization
future
research
directions
scaling
challenges.
Results in Engineering,
Journal Year:
2024,
Volume and Issue:
22, P. 102345 - 102345
Published: June 1, 2024
Despite
emulsification
of
water
in-diesel
can
decrease
harmful
exhaust
emissions,
unstable
emulsion
result
in
formation
free
which
accelerate
metal
corrosion
the
fuel
delivery
system
a
diesel
engine.
This
study
aimed
to
formulate
and
assess
stability
5
vol%
biodiesel
(W5B5)
investigate
its
effects
towards
copper
corrosion.
Stable
W5B5
was
successfully
prepared
with
3
polyglycerol
polyricinoleate
(PGPR).
After
1200
h
storage,
remained
stable,
indicated
by
mean
droplet
diameter
627.6±7.5
nm,
sedimentation
index
∼3%,
absence
formation.
Upon
exposure
copper,
increased
2.7
times
compared
W5B5.
Viscosity
total
acid
number
(TAN)
values
exposed
26%
270%,
respectively,
indicating
enlargement
droplets
degradation
during
immersion.
Corrosion
rate
decreased
92%
between
240
5.5
3.0
higher
biodiesel,
respectively.
Higher
initial
TAN
than
other
fuels,
attributed
addition
PGPR
form
stable
water-fuel
emulsion,
influenced
observed
fuels.
To
minimize
corrosive
nature
W5B5,
future
research
should
focus
on
developing
formulation
low
acidity
value
comparable
or
even
lower
biodiesel.
The
contribution
knowledge
from
yielded
valuable
insights
into
fuel,
behaviour,
impact
emulsifier
rates.
Recycling,
Journal Year:
2025,
Volume and Issue:
10(1), P. 2 - 2
Published: Jan. 1, 2025
This
paper
reports
the
results
of
a
study
on
significance
inertization
system
configuration
laboratory-scale
fixed
bed
batch
reactor
with
regard
to
yield
pyrolysis
oil
and
conversion.
Two
typical
systems
were
investigated
depending
whether
carrier
gas
(nitrogen
in
this
study)
was
added
from
top
or
bottom
reactor.
Polypropylene
(PP)
packaging
waste
(100
g)
used
as
model
sample.
A
factorial
experimental
design
adopted
for
one
categorical
parameter,
arrangement
parts
system.
All
experiments
conducted
at
475
°C,
flow
rate
0.1
L/min
reaction
time
90
min.
Statistical
analysis
processing
showed
that
had
remarkable
impact
yield,
while
its
overall
conversion
negligible.
When
applying
two
observed
methods
inertization,
average
yields
differed
by
1.7%
1.8%,
respectively.
applied
statistical
treatments
level
0.05,
i.e.,
there
only
5%
chance
incorrectly
rejecting
hypothesis
equality
arithmetic
means
when
different
applied.
The
explanation
behavior
is
attributed
temperature
change
inside
reactor,
which
shows
particular
suffers
local
overheating
middle
part.
Local
part
more
pronounced
case
inerting
bottom,
leads
greater
excessive
cracking
volatile
products
compared
mode
thus
formation
non-condensable
gases,
reduction
pyrolytic
oil.
