Energy Conversion and Management X,
Journal Year:
2021,
Volume and Issue:
13, P. 100153 - 100153
Published: Dec. 4, 2021
Biohydrogen
(BioH2)
is
a
low-carbon
fuel
with
high
energy
efficiency.
Although
it
can
be
produced
using
various
technologies,
the
biological
method
has
been
deemed
more
sustainable
and
economically
feasible.
Extensive
research
also
led
to
identifying
of
lignocellulosic
feedstocks
(LCFs)
as
highly
abundant
renewable
raw
material
for
BioH2
production.
there
are
many
hurdles,
use
microbes-dependent
processes
production
could
bring
down
operational
cost
waste
produced,
efficient
enough
meet
future
demands.
In
this
review,
latest
developments
made
in
recent
years
regarding
conversion
LCFs
discussed.
The
microorganisms
involved
technologies
pretreatment,
photo-
dark
fermentation
presented.
genetic
engineering
other
factors
(like
pH,
temperature,
external
additives,
nanomaterials)
enhancing
from
discussed
detail.
Each
parameter
explored
analysed
highlight
its
effects
on
maximizing
hydrogen
yield
rate.
This
aims
contribute
ongoing
about
potential
these
individual
parameters
improve
BioH2production.
Furthermore,
perspectives
integration
improvement
required
enhance
lignocellulosic-biohydrogen
process
reviewed.
Fuel Communications,
Journal Year:
2023,
Volume and Issue:
15, P. 100088 - 100088
Published: March 13, 2023
Crop
residues
are
a
major
component
of
lignocellulosic
biomass
waste
generated
from
the
agriculture
sector.
Improper
management
these
wastes
pollutes
environment,
contaminates
water
bodies,
and
constitutes
hazards
to
human
health.
The
conversion
crop
biochar
is
an
ecologically
benign
sustainable
strategy
for
management.
This
review
provides
novel
insight
into
techniques
converting
various
classes
such
as
straws,
peels,
bagasse,
husks,
shells,
cobs,
stubbles
biofuel
production.
updated
information
on
description,
benefits,
drawbacks
production
including
traditional,
modern,
also
surveyed.
study
concluded
effectiveness
derived
catalysts
or
support
biodiesel,
biohydrogen,
biomethane
deployment
residue
cost-effective,
eco-friendly,
contributes
environmental
sustainability.
More
multidisciplinary
investigations
required
harness
benefits
derivable
application
synthesis
confront
challenges
associated
with
generation
process
guarantee
intensification
use
innovative
technologies
should
be
encouraged
guide
future
research
toward
ensuring
cleaner,
ecological
utilization
ACS Sustainable Chemistry & Engineering,
Journal Year:
2022,
Volume and Issue:
10(8), P. 2811 - 2821
Published: Feb. 16, 2022
Magnetite-loaded
biochar
generated
by
gasification
serves
as
a
potential
additive
to
facilitate
electron
transfer
and
boost
methane
production.
In
this
study,
the
focus
was
placed
on
mechanism
of
magnetite-loaded
biochar-enhanced
methanogens
with
live
bacteria
in
real
habitats,
connection
between
microorganisms
methanogenic
pathway
revealed.
produced
at
FeCl3-to-woodchip
ratio
(w/w)
15/100
presented
maximal
production,
where
daily
yield
improved
157%
compared
control.
Magnetite
accelerated
consumption
short-chain
fatty
acids
through
dissimilatory
iron
reduction,
it
converted
into
siderite
goethite
after
anaerobic
digestion.
The
cycle
coupling
organic
removal
enhanced
efficiency
further
transmitted
electrons
promote
methanogenesis.
As
indicated
from
results,
high
DNA
(Atelge,
M.
R.;
Atabani,
A.
E.;
Banu,
J.
Krisa,
D.;
Kaya,
M.;
Eskicioglu,
C.;
Kumar,
G.;
Lee,
Yildiz,
Y.
Ş.;
Unalan,
S.;
et
al.
Fuel
2020,
270,
117494.)
cells
viability
increased
21
44%,
which
probably
facilitated
direct
interspecies
via
membrane
proteins.
Moreover,
activities
functional
enzyme
participating
acetoclastic
hydrogenotrophic
pathways
were
enhanced.
revealed
gene
abundance
acetoclastic/hydrogenotrophic
pathway,
methanogenesis
process,
due
DIET
formed
reduction
Ruminococcaceae
Methanothrix
Methanosarcina
biochar.
