SAE International Journal of Materials and Manufacturing,
Journal Year:
2024,
Volume and Issue:
18(2)
Published: Nov. 15, 2024
<div>Related
to
traditional
engineering
materials,
magnesium
alloy-based
composites
have
the
potential
for
automobile
applications
and
exhibit
superior
specific
mechanical
behavior.
This
study
aims
synthesize
alloy
(AZ61)
composite
configured
with
0
wt%,
4
8
12
wt%
of
silicon
nitride
micron
particles,
developed
through
a
two-step
stir-casting
process
under
an
argon
environment.
The
synthesized
cast
AZ61
matrix
its
embedded
Si<sub>3</sub>N<sub>4</sub>
are
subjected
abrasive
water
jet
drilling/machining
(AJWM)
varied
input
sources
such
as
diameter
drill
(D),
transverse
speed
rate
(v),
composition
sample.
Influences
AJWM
on
metal
removal
(MRR)
surface
roughness
(Ra)
calculated
identifying
optimum
source
factors
attain
best
output
responses
like
maximum
MRR
minimum
Ra
via
analysis
variant
(ANOVA)
Taguchi
route
L16
design
approach.
ANOVA
revealed
that
D,
v
contribute
26.45%,
16.28%,
20.84%,
respectively,
response
conditions
higher
MRR.
Additionally,
7
exhibits
high
0.017
g/s
0.84
μm.
AWJM
is
proposed
industries
mass
production
applications.</div>
Energy Science & Engineering,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 19, 2025
ABSTRACT
Alternative
fuels
for
diesel
engines
are
essential
to
reduce
greenhouse
gas
emissions,
improve
energy
security
by
reducing
dependence
on
petroleum,
and
minimise
air
pollution
using
cleaner‐burning
fuels.
This
study
investigates
the
environmental
effects
of
utilising
biodiesel
derived
from
waste
mosambi
peel
oil
as
a
sustainable
fuel
alternative
common
rail
direct
injection
engines.
Butylated
hydroxytoluene
(BHT)
nanoparticles
were
employed
an
ignition
enhancer
mitigate
emissions.
The
test
comprised
conventional
diesel,
(MWPB),
MWPB
blends
with
BHT
[MWPB
+
10‐µm
10
ppm
(parts
per
million)
20‐µm
ppm].
results
indicated
that
blend
significantly
reduced
primary
pollutants,
smoke,
hydrocarbon
carbon
monoxide
emissions
42.3%,
38.09%
61.71%,
respectively,
compared
pure
diesel.
Utilising
resulted
in
substantial
14.67%
increase
nitrogen
oxide
at
maximum
brake
power.
emphasises
potential
waste‐derived
substantially
encouraging
more
future.
Energy Science & Engineering,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 6, 2025
ABSTRACT
A
combined
effect
of
injection
pressure
(IP)
and
split
mechanism
(SIM)
on
performance,
combustion,
emission
characteristics
a
CRDI
engine
operated
with
diesel‐lemongrass
biodiesel
(LGB20)
blend
was
analyzed
optimized
the
IP
from
experimental
results
using
RSM
ANOVA.
The
tested
under
SIM
conditions
at
various
pressures
(IPs)
200,
300,
400,
500,
600
bar,
limitations
observed
concerning
specific
characteristics.
is
accomplished
by
splitting
into
two
phases
during
compression
stroke.
It
noted
that
were
improved
IPs
in
minimizing
intensity
heterogeneity
mixture.
bar
registered
higher
in‐cylinder
pressure,
heat
release
rate,
brake
thermal
efficiency
(BTE)
lower
fuel
consumption
(SFC)
when
compared
to
other
IPs.
also
exhaust
pollutants
except
oxides
nitrogen
(NOx)
carbon
dioxides
(CO
2
)
due
better
combustion
pressure.
efficiently
64.61%
load
recorded
parameters
as
29.94%
BTE,
0.373
kg/kWh
SFC,
0.64%
CO,
4.55%
CO
,
244
ppm
NOx,
37.2
HC,
64.58
HSU
smoke
emissions.
This
study
concluded
optimum
for
engines
LGB20
fuel.
