Heliyon,
Год журнала:
2023,
Номер
9(4), С. e14840 - e14840
Опубликована: Март 25, 2023
The
high
nutrient
concentration
in
domestic
wastewater
effluent
can
endanger
the
aquatic
life
via
eutrophication.
Thus,
research
have
been
carried
out
to
prevent
harm
life.
In
regard
biofilm
reactors
successful
by
far
with
few
limitations.
Bio-carrier
fabrication
of
desired
shape
is
one
Recently,
invention
additive
manufacturing
(AM)
object
made
it
feasible
fabricate
shape.
this
study
manufactured
bio‒carrier
(AMB)
was
printed
using
AM
technique,
surface
area
volume
ratio
as
well
density
higher
than
water.
submerged
attach
growth
sequencing
batch
reactor
(SAGSBBR)
for
organic
and
removal
from
(DWW)
conducted
determine
optimum
filling
(FR)
cycle
time
(CT)
response
methodology
(RSM)
CT
ranging
between
12
h
24
FR
0
20%.
maximum
chemical
oxygen
demand
(COD),
ammonia-nitrogen
(NH4+‒N),
total
phosphorus
(TP)
96.8
mg/L,
93.32
88.89
mg/L
respectively,
which
achieved
attached
sequential
10%
(SAGSBBR‒10).
optimization
determined
optimal
solution
be
17.07
12.38%
desirability
0.987.
predicted
mean
responses
were
96.64%,
94.40%
89.94%
COD
removal,
NH4+‒N
TP
respectively.
rate
biomass
attachment
at
first
stage
SAGSBBR‒10
SAGSBBR‒20
about
11.39
mg/carrier.d
8.64
mg/carrier.d,
whereas
highest
accumulation
98.27
mg/carrier
80.15
assist
us
achieve
sustainable
development
goal
(SDG)
6.
Case Studies in Thermal Engineering,
Год журнала:
2023,
Номер
49, С. 103295 - 103295
Опубликована: Июль 20, 2023
Power
production
through
combustion
of
fuels
plays
a
vital
role
in
the
progress
nation.
In
liquid
fuels,
biodiesel
has
emerged
as
potential
replacement
fossil
fuel.
this
regard,
improvement
fuel
properties
or
adjustment
operating
parameters
can
improve
efficiency
and
lower
emission
for
run
diesel
engine.
current
study
focuses
on
use
novel
nano
blended
biodiesel,
prepared
by
blending
titanium
dioxide
particles
along
Eichhornia
Crassipes
biodiesel.
Three
different
blends
are
having
composition
50
ppm,
100
ppm
150
which
is
tested
four
stroke,
single
cylinder,
naturally
aspirated
water
cooled
engine
3.5
kW
rated
power
loading
conditions
performance,
emission,
evaluation.
Further,
at
same
conditions,
blend
injection
pressure
220
bar.
The
findings
suggests
that
brake
thermal
improves
emissions
lowers
with
addition
high
pressure.
maximum
1.01%
comparison
to
mode
been
found
bar
under
full
condition.
For
composition,
hydrocarbon
carbon
monoxide
were
minimum
60%
load.
