Fuel,
Journal Year:
2024,
Volume and Issue:
366, P. 131269 - 131269
Published: March 1, 2024
To
achieve
long-term
greenhouse
gas
(GHG)
neutrality
within
the
aviation
sector,
substituting
fossil
fuels
with
Sustainable
Aviation
Fuels
(SAF)
derived
from
renewable
energy
sources
is
essential.
Among
synthetic
SAF
options
produced
through
Power-to-Liquid
(PtL)
processes,
Fischer-Tropsch
(FT)
and
methanol
pathway
are
of
significant
interest.
However,
to
assess
compare
these
pathways,
detailed
technical
process
analyses
required
provide
a
sound
basis
for
economic
environmental
assessments.
Thus,
this
research
paper
investigates
compares
both
production
pathways
starting
power-derived
syngas
an
in-depth
analysis,
providing
novel
insights
into
overall
characteristics
efficiencies.
Carbon
flows
steady-state
flowsheet
simulations.
A
variation
parameters
(FT
pathway:
FT
chain
growth
probability
hydrocracking
behavior,
Methanol
Dehydration
olefin-selectivity
oligomerization
product
distribution)
carried
out
impacts
on
carbon
efficiency,
indicating
uncertainties
parameter
ranges
optimized
kerosene
production.
The
results
show
very
high
efficiency
(98
99%)
regarding
total
liquid
products,
while
lies
between
60
77%.
For
pathway,
higher
can
be
achieved
(60
90%);
however,
(74
92%)
notably
lower.
efficiencies
behave
similarly
benefiting
thermodynamic
advantages,
leading
at
equal
efficiency.
Within
increases
probabilities,
crucial
efficient
pathway.
analysis
comprehensive
behavior
processes
which
contributes
improved
understanding
pathways.
Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
52(5), P. 1773 - 1946
Published: Jan. 1, 2023
This
review
summarizes
the
use
of
zeolites
and
ordered
mesoporous
silica-based
catalysts,
development
new
processes
technologies
to
boost
conversion
CO
2
into
chemicals
fuels.
Progress in Energy and Combustion Science,
Journal Year:
2023,
Volume and Issue:
95, P. 101069 - 101069
Published: Jan. 3, 2023
Direct
air
capture
(DAC)
is
gathering
momentum
since
it
has
vast
potential
and
high
flexibility
to
collect
CO2
from
discrete
sources
as
"synthetic
tree"
when
compared
with
current
technologies,
e.g.,
amine
based
post-combustion
capture.
It
considered
one
of
the
emerging
carbon
technologies
in
recent
decades
remains
a
prototype
investigation
stage
many
technical
challenges
be
overcome.
The
objective
this
paper
comprehensively
discuss
state-of-the-art
DAC
utilization,
note
unresolved
technology
bottlenecks,
give
perspectives
for
commercial
large-scale
applications.
Firstly,
characteristics
physical
chemical
sorbents
are
evaluated.
Then,
representative
processes,
pressure
swing
adsorption,
temperature
adsorption
other
ongoing
absorption
loops,
described
compared.
Methods
conversion
including
synthesis
fuels
chemicals
well
biological
utilization
reviewed.
Finally,
techno-economic
analysis
life
cycle
assessment
application
summarized.
Based
on
research
achievements,
future
presented,
which
include
providing
guidelines
obtaining
desired
characteristics,
uncovering
mechanisms
different
working
processes
establishing
evaluation
criteria
terms
economic
aspects.
Journal of Materials Chemistry A,
Journal Year:
2021,
Volume and Issue:
9(21), P. 12495 - 12520
Published: Jan. 1, 2021
This
work
provides
a
comprehensive
review
on
the
design
principles
and
performance
of
catalysts
for
dry
reforming
methane
(DRM).
Supported
solid
solution
are
discussed
with
an
emphasis
most
advanced
development.
ACS Energy Letters,
Journal Year:
2022,
Volume and Issue:
7(12), P. 4224 - 4231
Published: Oct. 31, 2022
The
formation
of
(bi)carbonates
is
a
pressing
issue
for
CO2
electroreduction
in
neutral
or
alkaline
solutions.
It
adversely
causes
low
single-pass
conversion
efficiency
as
result
(bi)carbonate
crossover,
well
limited
device
lifetimes
precipitation
at
the
cathode.
One
emerging
solution
to
circumvent
this
challenge
conducting
reaction
acids.
To
end,
we
here
demonstrate
an
acid-fed
membrane
electrode
assembly
(MEA)
CO.
A
diluted
electrolyte
with
H+
Cs+
ratio
1:1
and
relatively
current
density
are
optimal
conditions
achieve
high
CO
Faradaic
efficiencies.
versus
offers
electrocatalytic
activities.
By
systematically
evaluating
impact
concentration
on
electrochemical
performance,
uncover
essential
role
balance
between
rates
diffusion
determining
selectivity
activity.
As
result,
report
partial
∼105
mA
cm–2
∼4
V
cell
voltage,
near-doubled
activity
toward
compared
MEA
similar
voltage.
Under
long-term
operation,
our
capable
delivering
∼80%,
extraordinary
∼90%
(about
twice
that
MEA),
50
h
stability
notably
superior
those
previous
reports.
International Journal of Hydrogen Energy,
Journal Year:
2023,
Volume and Issue:
48(42), P. 15771 - 15783
Published: Jan. 31, 2023
The
goal
of
achieving
water
electrolysis
on
a
gigawatt
scale
faces
numerous
challenges
regarding
technological
feasibility
and
market
application.
Here,
the
flexibility
operation
scenarios,
such
as
load
changes
capacity,
plays
key
role.
This
raises
question
how
flexible
systems
currently
are
what
possibilities
there
to
increase
flexibility.
In
order
be
able
answer
this
in
following,
systematic
literature
research
was
carried
out
with
aim
show
current
technical
adapt
capacity
technologies
determine
limits.
result
is
an
overview
matrix
types
AEL,
PEMEL,
HTEL
AEMEL
already
applied
market.
Technical
data
respective
stacks
well
details
materials
for
stack
structure
(cathode,
anode,
electrolyte)
were
summarized.
individual
addressed
by
expressing
it
values
startup-times.
contains
from
various
sour1ces
make
comparable
at
level
statements
about
article
shows
still
open
need
development
more
flexible.
