International Journal of Automotive Engineering and Technologies,
Год журнала:
2024,
Номер
13(3), С. 123 - 132
Опубликована: Сен. 30, 2024
In
this
study,
the
effect
of
nanoparticle
addition
into
rapeseed
methyl
ester
(R0)
produced
by
transesterification
method
on
engine
performance
and
emissions
was
experimentally
investigated.
Titanium
dioxide
used
as
a
nano
fuel
additive
added
to
test
fuels
at
rates
50
ppm
(RTi50)
75
(RTi75)
using
an
ultrasonic
mixer.
The
titanium
exhaust
determined
taking
advantage
its
photocatalysis
chemical
reaction
accelerator
properties.
Additionally,
reduced
viscosity
density
biodiesel
fuel,
resulting
in
higher
micro
explosion.
According
results
carried
out
4
different
loads,
brake
specific
consumption
decreased
7.51%
8.62%
RTi50
RTi75
compared
R0
fuel.
Brake
thermal
efficiency
increased
2.47%
6.21%,
respectively.
improvement
combustion
achieved
conversion
CO
CO2,
NOX
emissions,
smoke
caused
more
complete
products
come
exhaust.
ChemBioEng Reviews,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 13, 2025
Abstract
The
application
of
nanocatalysts
for
the
conversion
crude
oil
into
biodiesel
represents
a
promising
strategy
to
mitigate
environmental
issues
and
diminish
dependence
on
fossil
fuels.
This
review
scrutinizes
contemporary
developments
in
nanocatalyst
technology
pertaining
synthesis,
emphasizing
effectiveness,
specificity,
ecological
sustainability
various
nanocatalysts,
which
include
metal
oxides,
magnetic
solid
catalysts,
an
array
other
nanostructured
materials.
These
catalysts
have
exhibited
substantial
potential
augmenting
efficiency
selectivity
production,
attributable
their
enhanced
catalytic
performance,
extensive
surface
area,
resilience
saponification,
rendering
them
appropriate
diverse
feedstocks
such
as
recycled
oils,
animal
fats,
plant
oils.
Notwithstanding
obstacles
associated
with
production
costs
recycling
procedures,
recent
progress
economically
viable
manufacturing
techniques
sustainable
recovery
methods,
including
separation
approaches,
offers
significant
promise.
A
thorough
lifecycle
assessment
(LCA)
remains
imperative
appraise
economic
viability
employing
taking
account
parameters,
raw
material
acquisition,
energy
utilization,
waste
generation.
accentuates
superior
efficacy
comparison
traditional
heterogeneous
underscoring
capacity
expedite
synthesis
facilitate
transition
toward
more
environmentally
paradigm.
Energies,
Год журнала:
2024,
Номер
17(16), С. 4126 - 4126
Опубликована: Авг. 19, 2024
In
modern
society
where
fossil
fuel
prices
are
increasing
and
environmental
issues
becoming
more
severe,
biodiesel,
as
a
new
type
of
clean
fuel,
is
receiving
attention.
Biodiesel
has
the
advantages
renewability,
friendliness,
good
properties,
demonstrating
broad
application
prospects.
However,
use
biodiesel
also
faces
some
challenges,
such
higher
density
kinematic
viscosity,
lower
calorific
value,
etc.
The
nanoparticles
in
engines
helps
to
achieve
goal
fuel.
terms
characteristics,
increase
cetane
flash
point
improving
combustion
efficiency
safety,
but
may
affect
combustion.
can
promote
micro
explosions
secondary
atomization
improve
cylinder
pressure,
heat
release
rate,
brake
thermal
while
reducing
consumption.
Nanoparticles
reduce
HC
CO
emissions,
through
oxygen
reaction
area,
incomplete
products.
On
contrary,
CO2
emissions
because
better
conditions
oxidation
reactions.
For
NOX
temperature
others
emissions.
Comparison
shows
that
all
offer
varying
degrees
improvement
engine
performance
provided
by
TiO2
significantly
than
other
nanoparticles.
future,
synergistic
effect
multiple
should
be
explored
further
achieving
effects
cannot
achieved
single
nanoparticle.
