Sustainability,
Год журнала:
2024,
Номер
16(22), С. 9639 - 9639
Опубликована: Ноя. 5, 2024
Using
agricultural
waste
biomass
pyrolysis
to
produce
energy
sources
and
biochar
may
support
local
economies
in
rural
areas
enhance
sustainability
the
sector,
reducing
dependence
on
traditional
fertilisers.
To
obtain
liquid
gaseous
forms
of
fuel,
wheat
straw
pellets
were
pyrolysed
a
screw
reactor
at
temperatures
300,
400,
500,
600,
700
°C.
An
analysis
was
conducted
assess
influence
process
temperature
physicochemical
composition
raw
material
resulting
biochar,
liquid,
synthesis
gas.
The
presence
potentially
harmful
substances
whose
addition
soil
can
improve
properties,
assessed
by
quantitatively
determining
polycyclic
aromatic
hydrocarbons
(PAHs).
Similar
tests
carried
out
for
fluid.
assessments
based
standards
most
dangerous
PAHs:
fluorene,
anthracene,
fluoranthene,
benzo[b]fluorine,
benz[a]anthracene,
chrysene,
benzo[b]fluoranthene,
benzo[k]fluoranthene,
benzo[a]pyrene,
dibenz[a,h]anthracene,
benzo[g,h,i]perylene,
indeno[1,2,3-cd]pyrene.
results
indicated
that
total
content
ranged
from
346.81
µg·kg−1
300
°C
1660.87
(700
°C).
In
pyrolytic
fluid,
PAH
58,240.7
(300
°C)
101,889.0
(600
It
found
increase
both
progressed
with
increasing
temperature.
After
finding
correlation
between
high-energy
gases
gas,
it
concluded
is
difficult
reconcile
production
PAH-free
obtaining
gas
oil.
Abstract
Polycyclic
aromatic
hydrocarbons
(PAHs)
are
omnipresent
toxic
pollutants
found
in
numerous
ecosystems,
including
soil,
water,
and
living
organisms.
Due
to
their
hydrophobic
nature,
PAHs
tend
accumulate
aquatic
environments,
leading
high
concentrations
sediments
subsequent
bioaccumulation
This
accumulation
poses
substantial
risks
humans
life.
Recent
advances
photocatalytic
methods,
particularly
those
using
nanocomposite
materials,
have
shown
promising
outcomes
the
degradation
of
PAHs.
Photocatalysis,
a
process
that
uses
UV
visible
light
accelerate
chemical
reaction,
is
effectively
breaking
these
harmful
compounds.
review
focuses
on
recent
PAHs,
toxicological
effects
organisms,
mechanisms
underlying
nanocomposite‐based
photocatalysis.
The
utilization
for
photocatalysis
an
eco‐friendly
substitute
traditional
methods
remediating
PAH
pollution
ecosystem.
green
approach
offers
sustainable
effective
Environmental Technology,
Год журнала:
2024,
Номер
unknown, С. 1 - 15
Опубликована: Дек. 12, 2024
Adding
biochar
can
expedite
the
establishment
of
anaerobic
ammonia
oxidation
(anammox)
process
and
improve
nitrogen
removal
efficiency
anammox
reactor.
However,
optimization
research
derived
from
dewatered
sludge
on
is
relatively
limited.
In
this
study,
four
sequencing
batch
reactors
(SBRs)
were
compared
for
enrichment
bacteria
using
synthetic
wastewater
with
carbonized
at
temperatures
300°C,
550°C,
800°C,
without
(CK).
The
start-up
performance
evaluated,
as
well
effect
organic
carbon
removal.
results
showed
that
addition
different
pyrolysis
all
accelerate
process,
efficiency,
reduce
total
(TN)
in
effluent.
Although
reactor
800°C
fastest
increase
loading,
best
TNRE
occurred
which
was
8.0%
higher
than
those
control
(CK,
Sustainability,
Год журнала:
2024,
Номер
16(22), С. 9639 - 9639
Опубликована: Ноя. 5, 2024
Using
agricultural
waste
biomass
pyrolysis
to
produce
energy
sources
and
biochar
may
support
local
economies
in
rural
areas
enhance
sustainability
the
sector,
reducing
dependence
on
traditional
fertilisers.
To
obtain
liquid
gaseous
forms
of
fuel,
wheat
straw
pellets
were
pyrolysed
a
screw
reactor
at
temperatures
300,
400,
500,
600,
700
°C.
An
analysis
was
conducted
assess
influence
process
temperature
physicochemical
composition
raw
material
resulting
biochar,
liquid,
synthesis
gas.
The
presence
potentially
harmful
substances
whose
addition
soil
can
improve
properties,
assessed
by
quantitatively
determining
polycyclic
aromatic
hydrocarbons
(PAHs).
Similar
tests
carried
out
for
fluid.
assessments
based
standards
most
dangerous
PAHs:
fluorene,
anthracene,
fluoranthene,
benzo[b]fluorine,
benz[a]anthracene,
chrysene,
benzo[b]fluoranthene,
benzo[k]fluoranthene,
benzo[a]pyrene,
dibenz[a,h]anthracene,
benzo[g,h,i]perylene,
indeno[1,2,3-cd]pyrene.
results
indicated
that
total
content
ranged
from
346.81
µg·kg−1
300
°C
1660.87
(700
°C).
In
pyrolytic
fluid,
PAH
58,240.7
(300
°C)
101,889.0
(600
It
found
increase
both
progressed
with
increasing
temperature.
After
finding
correlation
between
high-energy
gases
gas,
it
concluded
is
difficult
reconcile
production
PAH-free
obtaining
gas
oil.
