Simulation and Thermodynamic Evaluation of Woody Biomass Waste Torrefaction
ACS Omega,
Год журнала:
2025,
Номер
10(4), С. 3585 - 3597
Опубликована: Янв. 21, 2025
Torrefaction
is
a
thermochemical
pretreatment
that
enhances
biomass
properties,
improving
energy
density,
decomposition
resistance,
and
hydrophobicity,
making
it
viable
alternative
as
biofuel.
This
study
performed
thermodynamic
assessment
of
the
torrefaction
process
for
urban
forest
waste,
integrating
experimental
data
with
two-step
reaction
kinetic
modeling
to
evaluate
product
yields
properties
using
Aspen
Plus
software.
The
was
modeled
yield
reactor,
employing
Peng–Robinson
equation
describe
vapor-phase
behavior
empirical
correlations
predict
solid-phase
properties.
Simulations
were
validated
against
temperatures
between
225
275
°C,
achieving
an
absolute
deviation
less
than
5%.
Energy
consumption
ranged
from
368
kJ·h–1
light
1853
severe
torrefaction.
Process
irreversibility
varied
326
(3%
exergy
destruction)
in
3993
(16%
research
provides
robust
model
scale-up
adaptable
diverse
feedstocks
conditions,
highlighting
its
potential
optimizing
use
sustainability
utilization.
Язык: Английский
Coconut Waste: Discovering Sustainable Approaches to Advance a Circular Economy
Sustainability,
Год журнала:
2024,
Номер
16(7), С. 3066 - 3066
Опубликована: Апрель 7, 2024
The
coconut
tree
(Cocos
nucifera)
stands
as
a
pivotal
resource
in
tropical
regions,
playing
crucial
role
both
subsistence
and
economic
activities
across
Asia,
the
Pacific
Islands,
South
America.
While
harvesting
of
fruit
is
essential
for
producing
globally
utilized
edible
products,
such
oil,
by
small
owners
large
producers
around
world
food,
cosmetics,
pharmaceutical
industries,
concerns
have
arisen
due
to
substantial
amount
agro-industrial
residue
generated
this
process,
posing
environmental
risks
if
they
are
not
properly
managed.
Recognizing
challenges,
paper
emphasizes
transformative
potential
inherent
waste,
characterized
its
lignocellulosic
composition
rich
lignin
multifunctional
groups.
By
delving
into
historical
context
exploration
chemical
composition,
review
explores
diverse
applications
focusing
on
utilization
processing
residues
generate
sustainable
products
byproducts.
Ultimately,
comprehensive
underscores
significance
repurposing
only
mitigate
impact
but
also
valuable
contributor
circular
economy,
promoting
use
biomass
research
bolstering
raw
material
energy
sectors.
Язык: Английский
Enhanced recovery of platform chemicals from bio-oil via multistage liquid-liquid extraction: Solvent selection and separation mechanism
Biomass and Bioenergy,
Год журнала:
2025,
Номер
193, С. 107575 - 107575
Опубликована: Янв. 5, 2025
Язык: Английский
The characteristics of adsorption Cr(VI) by iron-modified and iron-doped phosphorus-based biochar biochar
Green Chemistry Letters and Reviews,
Год журнала:
2024,
Номер
17(1)
Опубликована: Март 19, 2024
In
this
study,
we
evaluated
the
effect
of
modification
biochar
on
adsorption
Cr(VI)
under
weakly
acidic
conditions.
Sesame
straw
(BC)
was
modified
by
treatment
with
ferric
chloride
to
produce
iron-modified
(FBC)
and
chlorapatite
iron-doped
chlorapatite-modified
(FBCP).
Analysis
scanning
electron
microscopy
(SEM),
Fourier-transform
infrared
spectroscopy
(FTIR),
X-ray
diffraction
(XRD)
showed
that
mechanism
FBC
FBCP
reduction,
physical
adsorption,
ion
exchange,
functional
group
complexation.
Experiments
were
performed
evaluate
kinetic,
isothermal,
thermodynamic
characteristics
demonstrating
a
spontaneous
endothermic
reaction,
consistent
pseudo-second-order
kinetic
model
Langmuir
model,
process
dominated
monolayer
chemical
adsorption.
The
revealed
maximum
saturated
capacities
for
7.907
12.625
mg/g
FBCP,
respectively,
equating
4.06
6.48
times
capacity
BC,
respectively.
Compared
FBC,
phosphate
ions
in
also
co-precipitated
Cr(III),
further
improving
removal
efficiency
pollutants.
Язык: Английский
A comprehensive database for characterizing potential of common biomass feedstocks
Biomass Conversion and Biorefinery,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 8, 2025
Язык: Английский
Corn cob pyrolysis: A systematic literature review of methods and applications
The Canadian Journal of Chemical Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 27, 2025
Abstractas
The
agricultural
sector
is
experiencing
a
surge
in
waste
generation
due
to
population
growth,
creating
an
urgent
need
convert
byproducts
into
value‐added
products.
Maize
(
Zea
mays
L.),
leading
global
crop,
produces
significant
byproducts,
such
as
corn
cob,
which
are
often
undervalued.
Biomass,
including
promising
carbon‐neutral
energy
source.
While
combustion
commonly
used,
pyrolysis
gaining
traction
its
ability
generate
solid
(biochar),
liquid
(bio‐oil),
and
gaseous
products,
each
with
various
applications.
This
study
presents
systematic
literature
review
on
the
of
utilizing
three
databases:
Scopus,
Web
Science,
Springer.
search
resulted
portfolio
composed
409
research
papers.
Normalized
Index
for
Ranking
Papers
(NIRP)
method
was
employed
rank
selected
papers,
followed
by
bibliometric
analyses.
identifies
key
trends,
publication
dynamics,
influential
works
field.
It
highlights
China's
role
output
citation
impact
provides
insights
evolution
topics
methodologies.
emphasizes
significance
biomass
viable
alternative
fossil
fuels,
commercial
adsorbents,
catalyst
supports,
fertilizers,
providing
both
economic
environmental
benefits.
By
examining
current
state
research,
this
work
seeks
inform
future
studies
promote
advancement
efficient
eco‐friendly
conversion
technologies.
findings
aim
encourage
further
exploration
pyrolysis,
highlighting
potential
contribute
sustainable
resource
management
reduce
reliance
non‐renewable
resources.
Язык: Английский
Effects of pretreatment procedure, compositional feature and reaction condition on the devolatilization characteristics of biomass during pyrolysis process: a review
Journal of the Energy Institute,
Год журнала:
2024,
Номер
unknown, С. 101943 - 101943
Опубликована: Дек. 1, 2024
Язык: Английский
Co‐Pyrolysis and Pyrolysis of Corn‐Cob Biomass and Waste Plastic: Comprehensive Study Based on Kinetic and Thermodynamic Approach
ChemistrySelect,
Год журнала:
2024,
Номер
9(32)
Опубликована: Авг. 22, 2024
Abstract
This
study
focuses
on
the
utilization
of
agro‐residual
corn‐cob
biomass,
waste
plastic
and
combination
both
for
pyrolysis
reaction
using
thermal
analysis.
Circular
bioeconomy
is
assured
by
closing
all
resource
materials
loops
through
co‐pyrolysis
process.
The
conversion
profiles
corn
cob
at
various
heating
rates
reveal
a
three‐stage
decomposition
process,
exhibits
single
stage
degradation.
Due
to
interaction
between
blended
materials,
additional
degradation
peaks
arise
during
(PET
bottles)
biomass
(corn
cobs).
apparent
activation
energy
fluctuates
in
range
120–260
kJ/mol
with
conversion,
according
Flynn‐Wall‐Ozawa
(FWO)
Kissinger‐Akahira‐Sunose
(KAS)
kinetic
methods.
Notably,
lower
(168
FWO)
than
individual
(179
(175
FWO),
suggesting
positive
synergistic
effect
charring.
liquid
crude
char
product
analysis
from
pyorlysis
FTIR
XRD
confirms
application
products
chemical
processes.
results
obtained
this
can
be
utilized
reactor
specifically
bottles
that
are
accumulating
environment.
Язык: Английский