Energies,
Год журнала:
2024,
Номер
17(11), С. 2679 - 2679
Опубликована: Май 31, 2024
The
European
Union’s
energy
policy
favors
increasing
the
share
of
renewable
in
total
production.
In
this
context,
co-digestion
various
waste
streams
seems
an
interesting
option.
This
study
aimed
to
determine
effect
selected
pretreatment
methods
on
efficiency
and
kinetics
process
poultry
manure
with
sewage
sludge
organic
waste.
research
was
carried
out
four
stages:
(1)
selection
third
component
mixture;
(2)
determination
most
favorable
inoculum-to-substrate
ratio
for
(3)
parameters
based
changes
volatile
fatty
acids,
ammonium
nitrogen,
extracellular
polymers
substances
(EPS)
non-purgeable
carbon
(NPOC);
(4)
evaluation
anaerobic
result
BMP
tests
kinetic
studies.
All
increased
degree
matter
liquefaction
as
measured
by
NPOC
changes.
Waste
a
high
fat
content
showed
highest
methane
potential.
addition
grease
trap
feedstock
yield
from
320
mL/g
VSadd
340
VSadd.
An
optimal
2.
methods,
especially
thermochemical
one
NaOH,
yield,
which
501
(trial
4.5
g/L
NaoH).
Environmental Chemistry Letters,
Год журнала:
2024,
Номер
22(3), С. 1115 - 1154
Опубликована: Фев. 2, 2024
Abstract
The
global
expansion
of
the
bioenergy
industry
raises
concerns,
emphasizing
need
for
careful
evaluation
and
sustainable
management.
To
facilitate
this,
life
cycle
assessments
beyond
greenhouse
gas
emissions
energy
balance
are
essential,
along
with
standardization
assessment
methodologies
to
enable
meaningful
comparisons.
Here,
we
review
assessment,
chemical
aspects,
policy
implication
production.
We
discuss
in
terms
concepts,
methods,
impacts,
gases,
land
use,
water
consumption,
bioethanol,
biodiesel,
biogas,
techno-economic
analysis.
Chemical
aspects
comprise
reaction
processes
means
improve
efficiency.
Concerning
policies,
tools,
frameworks
that
encourage
production
presented.
found
carbon
dioxide
removal
ranges
from
45
99%
various
processes.
also
emphasizes
importance
chemistry
advancing
a
more
secure
future.
Energies,
Год журнала:
2024,
Номер
17(3), С. 546 - 546
Опубликована: Янв. 23, 2024
As
the
worldwide
demand
for
meat
per
person
is
continuously
increasing,
there
a
corresponding
rise
in
number
of
livestock
animals,
leading
to
an
increase
manure.
Selecting
appropriate
treatment
technologies
manures
still
complex
task
and
considerable
debates
over
this
issue
persist.
To
develop
more
comprehensive
understanding
manure
framework,
review
was
undertaken
assess
most
utilized
management
underscore
their
respective
challenges.
Anaerobic
digestion
has
become
commercial
reality
treating
manures.
However,
mono-digestion
single
substrates
comes
with
certain
drawbacks
associated
characteristics.
co-digestion,
involving
utilization
multiple
feedstocks,
holds
potential
overcome
these
limitations.
Extensive
research
development
have
underscored
numerous
intrinsic
benefits
co-digestion.
These
include
improved
digestibility
resulting
from
synergistic
effects
co-substrates
enhanced
process
stability.
This
underscores
limitations
critically
evaluates
advantages
co-digestion
carbon-rich
substrates.
Additionally,
delves
into
key
practices
globally,
emphasizing
significance
co-digesting
while
addressing
progress
challenges
field.
Environmental Chemistry Letters,
Год журнала:
2024,
Номер
22(6), С. 2641 - 2668
Опубликована: Окт. 26, 2024
Abstract
Anaerobic
digestion
constitutes
a
sustainable
method
for
waste
management
and
renewable
energy
generation,
addressing
significant
environmental
societal
challenges.
The
growing
global
crisis
the
increasing
momentum
toward
solutions
emphasize
critical
need
to
enhance
anaerobic
technology
improved
efficiency
advantages.
This
process
mitigates
accumulation,
enhances
security,
reduces
greenhouse
gas
emissions,
providing
feasible
solution
within
framework
of
circular
bioeconomy.
Here,
we
review
principles
biogas
production,
focusing
on
agricultural
utilization
framework.
We
specifically
explore
applications
in
rural
industrial
settings,
assess
impacts,
discuss
regulatory
landscape
with
insights
from
China
Europe.
study
reveals
that
strategic
implementation
can
markedly
improve
yield
sustainability,
demonstrating
how
focused
policies
advanced
technological
practices
optimize
utilization.
comprehension
emphasizing
Europe
as
key
examples.
Methane,
Год журнала:
2024,
Номер
3(2), С. 227 - 256
Опубликована: Апрель 15, 2024
Low
and
unstable
digestion
performance
is
a
challenging
issue
for
anaerobic
digestion,
which
prompts
researchers
to
develop
new
strategies.
In
addition
traditional
approaches
such
as
co-digestion,
pre-treatment,
recirculation,
some
emerging
strategies,
namely
additive
processes
microaeration,
have
also
been
recognized
developed
in
recent
years.
Many
studies
evaluated
the
effect
of
these
strategies
on
performance.
However,
their
comprehensive
analysis
lacking,
especially
regarding
mechanisms
different
This
review
presents
overview
research
progress
based
latest
research,
considering
five
main
listed
above.
Through
critical
thinking,
summary
mechanism,
reactor
performance,
availability
presented.
The
results
demonstrate
that
contribution
microaeration
mainly
balance
composition
activity
hydrolysis,
acidogenesis,
methanogenic
archaea.
Recirculation
co-digestion
mass
reaction
environments.
Pre-treatment,
removing
lignin,
reducing
cellulose
crystallinity,
increasing
substrate-specific
surface
area,
makes
characteristics
substrate
more
conducive
microorganisms.
mechanism
varies
greatly
depending
type
additive,
enhancing
interspecies
electron
transfer
through
conductive
materials,
resisting
adverse
conditions
functional
microbial
additives,
accelerating
nutrient
absorption
by
regulating
bioavailability
trace
elements.
Although
promoting
ultimate
allow
parameters
reach
an
ideal
status
then
achieve
among
substance,
microorganisms,
water
reactor.
Agriculture,
Год журнала:
2024,
Номер
14(6), С. 948 - 948
Опубликована: Июнь 18, 2024
Wheat
straw
(WS)
has
long
been
subjected
to
rough
treatment
by
traditional
incineration,
which
not
only
results
in
the
waste
of
biomass
resources
but
also
poses
a
risk
atmospheric
pollution
and
is
conducive
sustainable
utilization
natural
resources.
With
great
humification
potential,
WS
can
be
utilized
as
valuable
composting
material.
The
study
optimized
C/N
ratio
mixing
chicken
manure
(CM)
raw
materials,
found
that
this
method
could
significantly
improve
compost
quality.
In
comparison
conventional
poplar
woodchip
(PW)
conditioning,
incorporation
resulted
an
elevated
temperature,
extended
high-temperature
period,
more
expeditious
lignocellulose
degradation,
notable
enhancement
organic
matter
content,
suppression
hydrogen
sulfide
production
under
low
ratio,
promotion
elemental
sulfur
conversion,
collectively
contributing
enhanced
overall
quality
environmental
friendliness
compost.
Correlation
analysis
microbial
communities
factors
demonstrated
mixed
facilitated
growth
actinomycetes
sulfur-transforming
bacteria.
Additionally,
structural
equation
model
indicated
parameters
such
temperature
pH
value
played
key
role
process.
