Performance analysis and optimization of thermal barrier coated piston diesel engine fuelled with biodiesel using RSM
G. Anjaneya,
S. Sunil,
Srinivasa Rao K
и другие.
Case Studies in Thermal Engineering,
Год журнала:
2024,
Номер
57, С. 104351 - 104351
Опубликована: Апрель 9, 2024
The
current
research
investigates
diesel
and
simarouba
biodiesel
blends
(10%,
20%,
&
30%
by
volume)
in
conventional
Low
Heat
Rejection
(LHR)
engines,
each
rated
at
4.4
kW.
While
optimization
techniques
like
Response
Surface
Method
Taguchi
have
been
extensively
studied,
the
impact
of
LHR
on
engine
performance
emissions
is
rarely
explored.
Converting
to
involved
applying
300
μm
stabilized
zirconia
piston
crown
enhance
combustion
efficiency.
Performance
were
analyzed
injection
pressure
(200
bar)
timing
(23°
before
top
dead
center
-
btdc).
Experiments
continued
varying
timings
(advancing
26°btdc
retarding
20°btdc).
Advanced
showed
significant
improvement
heat
rejection
engine.
MINITAB
statistical
tool
used
optimize
using
Method.
20%
blend
improved
both
engines.
optimum
values
for
responses
are
26.8%,
0.32
kg/kW-h,
0.018%,
59.59
ppm,
1419.03
ppm
brake
thermal
efficiency,
specific
fuel
consumption,
carbon
monoxide,
unburnt
hydrocarbons,
respectively.
Confirmation
experiments
aligned
well
with
model
predictions,
indicating
potential
engines
efficiency
reduce
emissions.
Язык: Английский
A comparative study of diesel engine fueled by Jatropha and Castor biodiesel: Performance, emissions, and sustainability assessment
Process Safety and Environmental Protection,
Год журнала:
2024,
Номер
188, С. 453 - 466
Опубликована: Май 29, 2024
Язык: Английский
Geotechnical properties of problematic expansive subgrade stabilized with xanthan gum biopolymer
Road Materials and Pavement Design,
Год журнала:
2022,
Номер
24(7), С. 1869 - 1883
Опубликована: Июнь 29, 2022
This
article
presents
a
comprehensive
study
on
the
efficacy
of
xanthan
gum
(XG)
biopolymer
as
green
construction
material
in
treating
problematic
expansive
subgrade.
The
soil
was
treated
with
various
concentrations
XG
(0,
0.5,
1.0,
1.5,
2.0,
and
5.0%)
considering
long-term
aging
period
4,
7,
14,
28,
60
365
days).
results
showed
reduction
plasticity
at
higher
increase
content.
At
1.5%
content
unconfined
compressive
strength,
elastic
modulus,
resilient
unsoaked
soaked
CBR
values
were
notably
increased
by
5–10
orders
magnitude
regarded
optimum.
Meanwhile,
microstructural
studies
coupled
elemental
analysis
highlight
bridging
particles
stiff
XG-hydrogel
formation
that
contributes
to
strength
development.
Overall,
XG-treatment
exhibits
an
economical
sustainable
solution
for
treatment
Язык: Английский
Optimisation of an experimental and feasibility research on a CRDI diesel engine based on a blend of waste cooking oil and waste plastic oil using RSM: A value addition for disposed waste oil
Journal of the Energy Institute,
Год журнала:
2024,
Номер
117, С. 101564 - 101564
Опубликована: Фев. 15, 2024
Язык: Английский
The investigation of energy and exergy analyses in compression ignition engines using diesel/biodiesel fuel blends-a review
Journal of Thermal Analysis and Calorimetry,
Год журнала:
2022,
Номер
148(5), С. 1765 - 1782
Опубликована: Дек. 13, 2022
Язык: Английский
Determining the effect of tung biodiesel on thermodynamic, thermoeconomic, and exergoeconomic analyses at high engine speeds
Frontiers in Energy Research,
Год журнала:
2024,
Номер
12
Опубликована: Фев. 12, 2024
Tung
biodiesel
is
a
promising
alternative
fuel
type
produced
from
the
tung
tree.
In
current
study,
effect
of
addition
20%,
by
volume,
to
diesel
was
evaluated
in
terms
energetic–exergetic
analyses
based
on
first
and
second
laws
thermodynamic
at
various
high
engine
speeds
(2,400,
2,600,
2,800
rpm).
Additionally,
this
study
aimed
assess
thermoeconomic
exergoeconomic
aspects
engine.
The
findings
revealed
that
amount
energy
converted
useful
work
for
higher
than
DTB20
fuel,
even
though
obtained
all
speeds.
highest
exergy
efficiencies
fueled
with
were
as
31.07%
29.15%
respectively,
while
corresponding
values
determined
27.15%
25.19%
speed
2,400
rpm,
respectively.
However,
significant
decrease
both
observed
blended
fuels
due
increased
mechanical
friction
components.
Furthermore,
speed,
entropy
generation
increased,
owing
destruction
rate.
rate
0.38
kW/K
0.46
since
enhancement
caused
ascent
consumption
Regarding
thermoeconomic–exergoeconomic
analyses,
fuels,
there
no
distinct
difference
parameters
2,600
rpm
these
significantly.
light
findings,
it
can
be
concluded
not
applicable
run
system.
Язык: Английский
Investigation of the Impact of Castor Biofuel on the Performance and Emissions of Diesel Engines
Energies,
Год журнала:
2023,
Номер
16(22), С. 7665 - 7665
Опубликована: Ноя. 20, 2023
Fossil
fuel
is
a
non-renewable
fuel,
and
with
the
development
of
modern
industry
agriculture,
storage
capacity
fossil
fuels
constantly
decreasing.
In
this
study,
systematic
study
analysis
were
conducted
on
combustion
characteristics,
engine
performance,
exhaust
emission
characteristics
castor
biodiesel–diesel
blends
pure
diesel
in
different
proportions
at
speeds
single-cylinder
four-stroke
under
constant
load.
The
biodiesel
required
for
experiment
generated
through
an
ester
exchange
reaction
mixed
proportion
to
produce
blends.
experimental
results
show
that
as
oxygenated
higher
cetane
number,
CO,
HC,
smoke
emissions
B80
blend
1800
rpm
reduced
by
16.9%,
31.6%,
68%,
respectively.
On
contrary,
NOx
CO2
increased
17.3%
34.6%
compared
rpm.
addition,
due
its
high
viscosity
low
calorific
value,
brake
thermal
efficiency
brake-specific
consumption
are
slightly
lower
than
those
diesel,
but
exhibit
gas
temperatures.
Comparing
rpm,
BSFC
3.12
kg/W·h,
whereas
blended
it
increases
4.2
BTE
decreases
from
25.39%
21.33%.
B60
exhibits
temperature,
displaying
452
°C
Based
results,
can
be
concluded
very
promising
clean
alternative
waste
good
performance.
Язык: Английский
Performance and emissions characteristics of CI engine fueled with blends of diesel and Polanga biodiesel
Materials Today Proceedings,
Год журнала:
2022,
Номер
78, С. 647 - 655
Опубликована: Дек. 25, 2022
Язык: Английский
Exploring Sustainable Sources for Biodiesel Production: Utilizing Fish, Chicken Waste and Aquatic Weeds to Reduce Emissions"
Research Square (Research Square),
Год журнала:
2023,
Номер
unknown
Опубликована: Май 30, 2023
Abstract
Biodiesel
is
an
alternative,
sustainable,
eco-friendly,
clean,
biodegradable
fuel
that
helps
to
get
rid
of
fossil
fuels
are
not
only
depleting
but
also
causing
health
issues
for
humans
and
environment.
In
present
study,
waste
animal
fats
(fish
chicken
waste)
aquatic
weeds
(
Eichhornia
crassipes,
Pistia
stratiotes
Lemna
minor
)
were
utilized
as
oil
source
biodiesel
production.
Highest
lipid
content
shown
by
fish
was
36%
then
followed
33%
in
oil,
16.7%
crassipies
12.6%
4.11%
Stratiotes
oil.
Fatty
acids
converted
into
fatty
acid
methyl
esters
(biodiesel)
through
transesterification
method.
Then
characterized
GCMS
confirmed
the
presence
highest
percentages
like
51%
oleic
Chicken
biodiesel,
35.7%
palmitic
Fish
14.6%
palmitoleic
61.7%
phthalic
10.9%
linoleic
biodiesel.
Physicochemical
analysis
each
within
ASTM
standard.
Emission
performance
petro-diesel
blends
showed
maximum
decrement
CO
(26%,
22%,
24%
23%),
NO
(90%,
80%,
60%
60%),
SO
2
(70%,
87%,
87%
83%)and
smoke
(25%,
50%,
25%
62%)
observed
respectively.
Similarly
increment
(3.75%,
3.8%,
3.72%,
3.8%)
O
(11.62%,
11.32%,
11.57%
11.68%)
respectively
because
have
more
oxygen
make
complete
combustion
fuel.
Thus,
can
adopted
alternative
having
less
environment
impact.
Язык: Английский