Process Safety and Environmental Protection,
Год журнала:
2024,
Номер
188, С. 834 - 859
Опубликована: Июнь 2, 2024
Biogas
is
a
resource
of
renewable
energy
with
the
highest
significance
to
development
in
many
countries
due
great
accessibility
biomass.
It
mostly
produced
by
anaerobic
digestion
various
feedstocks,
but
technologies
such
as
landfilling,
aerobic
composting
and
incineration
are
also
being
used.
The
current
novel
review
aimed
present
emerging
for
biogas
pretreatment,
production
upgrading
process.
Furthermore,
applications
future
perspectives
have
been
covered.
was
found
that
pretreatment
chemical,
physical,
thermochemical
oxidative
increasing
biomethane
yield.
Hence,
extrusion
has
increased
190%.
upgrading,
photosynthetic
biofixation
CO2
microalgae
shown
upgraded
CH4
maximum
content
ranging
from
2
6%.
Microbial
electrolysis
cell
technology
sustainable
effective
low
requirement
energy.
Thus,
it
bioelectromethanogenesis
leads
uptake
13.2
gCO2/d.
In
addition,
nanobubble
recent
studies
extensively
investigated
improvement
methane
Europe
around
70%
plants
utilising
feedstocks
agriculture
sectors.
2022
global
combined
reached
more
than
1.6
EJ
which
an
increase
17%
last
five
years.
Fossil
fuels
primary
source
85%
world's
supply.
wider
use
could
ensure
goals
implementation
Journal of Environmental Management,
Год журнала:
2024,
Номер
356, С. 120676 - 120676
Опубликована: Март 22, 2024
Zeolite
was
shown
to
mitigate
anaerobic
digestion
(AD)
inhibition
caused
by
several
inhibitors
such
as
long-chain
fatty
acids,
ammonia,
and
phenolic
compounds.
In
this
paper,
we
verified
the
genericity
of
zeolite's
mitigating
effect
against
other
types
found
in
AD
salts,
antibiotics,
pesticides.
The
impacts
zeolite
were
assessed
on
performance
microbial
dynamics.
While
sodium
chloride
erythromycin
reduced
methane
production
rates
34%
32%,
mitigated
increased
72%
75%,
respectively,
compared
conditions
without
presence
these
two
inhibitors.
Noticeably,
also
enhanced
rate
51%
uninhibited
control
condition.
Microbial
community
structure
analyzed
at
representative
dates
corresponding
hydrolysis/fermentation
methanogenesis
stages
through
16S
rRNA
gene
sequencing.
characteristics
further
evidenced
with
common
components
analysis.
Results
revealed
that
inhibited
targeting
distinct
populations,
more
pronounced
inhibitory
effects
during
hydrolysis
VFAs
degradation
phases,
respectively.
exhibited
a
generic
populations
different
across
all
experimental
conditions,
ultimately
contributing
mitigation
inhibitions.
Typically,
hydrolytic
fermentative
bacteria
Cellulosilyticum,
Sedimentibacter,
Clostridium
sensu
stricto
17,
degraders
Mesotoga,
Syntrophomonas,
Syntrophobacter,
methanogens
including
Methanobacterium,
Methanoculleus,
Methanosarcina
strongly
favored
zeolite.
These
findings
highlighted
promising
use
processes
for
general.
