Communications in Science and Technology,
Journal Year:
2024,
Volume and Issue:
9(1), P. 121 - 127
Published: July 16, 2024
This
work
is
focused
on
increasing
the
capturing
efficiency
of
carbon
dioxide
(CO2)
through
flue
gas
purification
systems.
To
maximize
CO2
capture
process,
many
process
variables
such
as
temperature,
flow
rates,
absorbent
concentrations,
and
nanoparticles
were
investigated.
study
describes
use
a
polypropylene
hollow
fiber
membrane
contactor
to
separate
from
nitrogen
using
different
solvents,
including
Potassium
carbonate
(K2CO3),
N-methyl
diethanolamine
(MDEA),
monoethanolamine
(MEA).
Also,
presence
silica
piperazine
(PZ)
enhances
performance.
On
other
hand,
amine
mixed
amino
absorbents
MDEA-PZ
MDEA-MEA
prepared
compared
based
absorption
capacity.
The
optimal
order
performance
when
applied
followed
by
MDEA-PZ.
At
solute
concentration
9%,
exhibits
highest
removal
efficiency,
which
74.12%.
However,
at
11%,
MEA,
MDEA-PZ,
MDEA
have
efficiencies
80.15%,
75.13%,
63.12%,
respectively.
Analytical Chemistry,
Journal Year:
2024,
Volume and Issue:
96(16), P. 6476 - 6482
Published: April 12, 2024
Modulating
mass
transfer
is
crucial
for
optimizing
the
catalytic
and
separation
performances
of
porous
materials.
Here,
we
systematically
developed
a
series
continuously
tunable
MOFs
(CTMOFs)
that
exhibit
incessantly
increased
transfer.
This
was
achieved
through
strategic
blending
ligands
with
different
lengths
ratios
in
featuring
AIChE Journal,
Journal Year:
2021,
Volume and Issue:
67(11)
Published: July 16, 2021
Abstract
The
performances
of
slug
flow
gas–liquid
reactors
are
mostly
determined
by
length,
especially
for
the
high
rate
ratio
condition.
This
work
is
first
time
to
report
short
bubble
generated
with
frequency
in
a
capillary
embedded
step
T‐junction
microdevice.
aspect
could
be
around
0.5
higher
than
750
s
−1
when
even
5.
specific
surface
area
microdispersion
system
larger
10,400
m
2
/m
3
.
formation
process
includes
two
periods,
and
its
mechanism
mainly
because
relatively
pressure
drop
T‐junction,
which
provides
much
breakup
force
squeezing
flow.
Finally,
models
developed
predict
volume.
highly
promising
dispersion
technology
intensification
microreactors.
