Proceedings of the Institution of Mechanical Engineers Part A Journal of Power and Energy,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 16, 2024
Biofuel
is
an
alternative
fuel
for
diesel
engines
which
necessary
to
reduce
exhaust
emissions
and
helps
balance
the
depletion
of
fossil
fuels.
This
study
details
synthesis
bio-diesel
bio-oil
from
stone
apple
seeds
(
Aegle
marmelos)
through
transesterification,
direct
oxygenate
additive,
pyrolysis
processes.
The
engine
powered
by
resulting
methyl
ester
bio-diesel/diesel
bio-oil/diesel
mixtures.
In
a
test
rig,
effectiveness
emission
uniqueness
mixes
were
examined
at
various
loads
(EL
=
3
kg–12
kg)
compression
ratios
(CR
16–17.5)
while
maintaining
steady
speed
1500
r/min.
Furthermore,
performance
are
measured
compared.
oxides
nitrogen
(NOx)
opus
higher
than
neat
(FD).
Also,
carbon
monoxide
(CO)
hydrocarbon
(HC)
be
lower.
improvements
BTE
4.87%
decrement
CO
18.8%,
HC
13.26%
observed
with
trans-esterified
compared
CR
rated
load
conditions.
analysis
responses
revealed
that
FBD
blend
showed
enhanced
lower
except
NOx
fuel.
Hence,
greater
FBDE
FBO.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: Feb. 6, 2025
Abstract
Diesel
engines
are
essential
in
sectors
such
as
transportation,
agriculture,
and
power
generation,
offering
benefits
like
fuel
efficiency,
high
output,
durability.
However,
their
emissions
(NO
X
,
CO
2
CO,
HC,
SO
PM)
significantly
contribute
to
air
pollution,
posing
serious
environmental
health
risks.
This
study
aimed
design
fabricate
a
unit
that
simulates
diesel
engine
tests
various
purification
materials.
The
consists
of
combustion
chamber,
filtration
media,
exhaust
pipes,
with
materials
activated
carbon,
carbon
magnesium
oxide,
Ni-
Carbon
Nanotube
(
CNTs)
nanocomposites
tested
under
controlled
conditions
measure
pollutant
removal
efficiencies.
Results
showed
100%
achieved
efficiencies
85.21%
for
80.77%
68.84%
HC.
Combining
oxide
(AC:
MgO)
enhanced
these
76.92%
86.84%
73.28%
Ni-CNTs
(at
0.2
concentration)
demonstrated
the
highest
performance,
93.13%
94.87%
76.02%
These
results
emphasize
potential
highly
efficient
reducing
emissions,
contributing
cleaner
air,
better
public
health,
more
sustainable
technologies.
