International Journal of Hydrogen Energy,
Journal Year:
2024,
Volume and Issue:
58, P. 1526 - 1540
Published: Feb. 3, 2024
The
production
of
H2
from
raw
bio-oil
with
high
yield
and
purity
requires
the
development
reforming
technologies
low
energy
requirements,
minimized
CO2
emissions,
stable
regenerable
catalysts.
This
work
studies
performance
(activity,
selectivity,
stability
regenerability)
in
sorption
enhanced
steam
(SESR)
a
catalyst
prepared
by
reduction
NiAl2O4
spinel
together
dolomite
as
sorbent.
reaction
runs
were
carried
out
fluidized-bed
reactor
under
following
conditions:
550–700
°C;
space
time,
0.15
0.30
gcatalyst·h/goxygenates;
dolomite/catalyst
mass
ratio,
10
20;
steam/carbon
(S/C)
molar
3.4;
time
on
stream,
50
300
min.
highest
(>92
%)
(>99
capture
period
are
obtained
600–650
°C
range
ratio
10,
due
to
synergy
between
sorbent
activity.
catalyst/sorbent
system
can
be
regenerated
(4
h
air
at
850
subsequent
900
°C)
used
successive
reaction-regeneration
cycles.
results
relevant
interest
progress
towards
scale-up
this
process,
which
combines
sustainable
biomass
capture.
Recycling,
Journal Year:
2023,
Volume and Issue:
8(4), P. 61 - 61
Published: July 20, 2023
The
sustainable
management
of
lignocellulosic
agricultural
waste
has
gained
significant
attention
due
to
its
potential
for
the
production
valuable
products.
This
paper
provides
an
extensive
overview
valorization
strategies
employed
convert
into
economically
and
environmentally
manuscript
examines
conversion
routes
products
from
waste.
These
include
biofuels,
such
as
bioethanol
biodiesel,
via
biochemical
thermochemical
processes.
Additionally,
synthesis
platform
chemicals,
furfural,
levulinic
acid,
xylose,
is
explored,
which
serve
building
blocks
manufacturing
polymers,
resins,
other
high-value
chemicals.
Moreover,
this
highlights
in
generating
bio-based
materials,
including
composites,
plastics,
adsorbents.
utilization
feedstock
enzymes,
organic
acids,
bioactive
compounds
also
discussed.
challenges
opportunities
associated
with
are
addressed,
encompassing
technological,
economic,
environmental
aspects.
Overall,
a
comprehensive
waste,
highlighting
significance
transitioning
towards
circular
bioeconomy.
insights
presented
here
aim
inspire
further
research
development
field
valorization,
fostering
innovative
approaches
promoting
abundant
resource
Green Technologies and Sustainability,
Journal Year:
2024,
Volume and Issue:
2(3), P. 100100 - 100100
Published: April 18, 2024
The
acceleration
of
the
energy
transition
away
from
traditional
systems
depends
on
inclusion
H2
in
plans.
Using
biomass
to
produce
hydrogen
holds
significant
promise
field
renewable
energy.
This
article
explores
history
as
a
sustainable
source
and
highlights
important
role
Various
conversion
technologies,
including
thermochemical,
biological,
electrochemical,
hybrid
processes,
are
discussed
compared
other
sources.
Given
into
mix,
comparisons
made
between
methods
biomass-to-hydrogen
terms
cost
per
kg
H2,
power
consumption
kWh
well
feedstocks
utilized
for
production,
their
strengths
weaknesses.
Case
study
applications
these
methodologies
highlighted
limitations
addressed
course
discussion.
provides
an
in-depth
look
at
prospects
challenges
providing
review
research
literature,
insights
efficiency
improvements,
level
advancement
technology,
catalyst
development.
catalysts,
machine
learning,
artificial
intelligence
along
with
factors
improving
production
were
discussed.
Challenges
such
food
supply,
techno-economic
constraints,
environmental
impact,
have
all
been
examined.
concludes
by
highlighting
current
applications,
prospects,
overall
importance
transportation,
business
policy
changes.
International Journal of Thermofluids,
Journal Year:
2023,
Volume and Issue:
20, P. 100492 - 100492
Published: Oct. 18, 2023
In
the
last
few
decades,
population
growth
level
has
increased
exponentially
so
waste
disposal
gradually.
Wastes
like
biodegradable
wastes,
kitchen
hotel
and
other
agro
wastes
can
be
processed
through
bio
methanation
composting
technology
but
non-biodegradable
materials
plastics,
rubber,
industrial
sludge,
cannot
in
simple
ways
or
technologies.
These
are
critical
to
handle
need
robust
technology.
Gasification
incinerators
a
utilize
these
convert
them
into
useful
energy.
However,
incinerator
drawback
of
control
over
emissions
generated
by
material
combustion.
is
best-suited
which
gaseous
form
this
gas
provides
heat
prime
movers
generate
energy/power.
Carbon
monoxide,
hydrogen,
methane,
carbon
dioxide,
oxygen,
nitrogen
main
components
synthetic
(syngas),
low
calorific
value.
Increased
hydrogen
monoxide
concentrations
improve
gas's
Different
gasification
methods
using
agent
as
steam,
catalytic
gasification,
different
combination
fuels
(waste-coal/biomass)
used
enrich
content
syngas.
This
paper
reviewed
theory
waste-to-energy
technologies,
incineration
technology,
for
increasing
syngas,
also
methods.
review
discusses
enrichment.
