Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: Sept. 22, 2023
Abstract
The
current
work
looks
at
a
horizontally
oriented
double-pipe
thermal
energy
storage
system
with
PCM
filled
in
the
annular
gap
and
heat
transfer
fluid
(Water,
MXene,
Al
2
O
3
nanofluid)
flowing
an
inner
tube
from
physical
standpoint.
discharging
properties
of
latent
heat-based
various
intake
temperatures
(290K,
298K,
303K)
have
been
analyzed
while
maintaining
constant
mass
flow
rate
fluid.With
varying
input
temperatures,
numerical
investigation
influence
solidification
on
liquid
fraction
temperature
for
capric
acid
PCM-based
has
made.
Based
data,
TES
1%
v/v.
MXene
nanofluid
290K
inlet
solidify
faster
than
water
nanofluid.
In
system,
was
solidified
by
water,
as
HTF
30–120
minutes,
50–200
90–380
respectively,
290K,
303K.
At
temperature,
90%
303.37K,
42.37%
309.57K,
68.35%
306.27K.
during
90
42.37%,
after
30
60
minutes
290K.
Thus,
nanofluids
fluids
double
are
more
feasible
valuable
traditional
energy-efficient
sustainable
storage.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
17(1), P. 91 - 109
Published: Dec. 25, 2024
A
new
member
is
incorporated
into
the
SERS
active
materials
family
daily
as
a
consequence
of
advances
in
science.
Furthermore,
it
has
been
demonstrated
that
MXenes,
which
display
remarkable
physicochemical
characteristics,
are
also
encompassed
within
this
family.
This
Review
offers
comprehensive
and
systematic
assessment
potential
MXene
structures
context
applications.
First,
historical
development
SERS-active
substrates
evolution
various
over
time
analyzed.
Subsequently,
formation
structural
properties
were
subjected
to
detailed
examination.
The
principal
objective
elucidate
rationale
behind
preference
for
substrate,
given
its
distinctive
properties.
In
context,
while
MXene's
abundant
surface
functional
groups
represent
significant
advantage,
high
electrical
conductivity,
suitable
flexibility,
extensive
two-dimensional
areas,
antibacterial
activity
warrant
consideration
terms
It
emphasized
that,
nanolayers
demonstrate
optimal
performance
applications,
plan
should
be
devised
consider
these
features.
By
increasing
readers'
awareness
using
opportunities
future
application
areas
may
created.
ASME Journal of Heat and Mass Transfer,
Journal Year:
2024,
Volume and Issue:
146(12)
Published: July 20, 2024
Abstract
The
impacts
of
melting
behavior
on
the
thermal
performance
triple
tube
energy
storage
(TT-TES)
and
double
(DT-TES)
systems
employing
cetyl
alcohol
3%
v/v.
MXene
nano-enhanced
PCM
(NEPCM)
are
compared
numerically
evaluated
in
this
work.
For
both
DT-TES
TT-TES
systems,
following
were
investigated
connection
to
time:
system
efficiency,
discharged
energy,
heat
transfer
rate,
exergy
destruction,
entropy
generation
number,
exergetic
fraction,
temperature
contours.
In
addition,
effect
Stefan,
Rayleigh,
Nusselt
numbers
Fourier
for
with
NEPCM.
MXene-based
displayed
6.53%
more
Stefan
number
than
alcohol.
pure
phase
change
material
(PCM)
consumes
0.4%
at
7800
s
Pure
a
had
4.16%
higher
is
7.93%
lower
that
reduces
by
1.95%
over
has
76.99%
optimal
efficiency
5400
time
NEPCM
77.04%
4800
DT-TES.
charging
0.7%
Furthermore,
given
volume
PCM,
occurs
rapidly
system.
Energies,
Journal Year:
2024,
Volume and Issue:
17(12), P. 2924 - 2924
Published: June 14, 2024
Using
the
mass
of
a
building
to
store
or
dissipate
heat
can
reduce
demand
on
auxiliary
heating
and/or
cooling
systems.
There
is
scarcity
full-scale
and
full-year
studies
in
literature,
which
this
study
seeks
address,
as
it
critical
assess
performance
real
phase
change
material
(PCM)
composites
throughout
all
seasons.
This
involved
design
manufacture
precast
cladding
sandwich
panels
with
PCM–concrete
inner
leaf
used
three
huts
were
instrumented
record
thermal
data
over
18
months.
Analysis
these
showed
that
when
internal
air
temperature
fluctuated
through
temperature,
composite
was
effective
at
reducing
temperatures
by
up
16%
if
overnight
ventilation
provided
12%
without
temperate
climate.
Furthermore,
PCM
located
deeper
than
60
mm
from
surface
wall
ineffective
temperatures.
The
also
highlighted
conditions
required
activate
only
occurred
during
30%
year.
validate
simulation
model
be
derive
bespoke
solutions
for
form
technology
scenarios
any
geographical
location.
Energy Storage,
Journal Year:
2024,
Volume and Issue:
6(7)
Published: Oct. 1, 2024
ABSTRACT
The
present
study
numerically
investigates
the
energy
and
exergy
analysis
of
solidification
phase
change
materials
within
a
double
tube
triple
latent
heat
storage
unit
using
ANSYS
Fluent.
Double
thermal
system's
characteristics
are
examined
MXene
nano‐enhanced
material
to
determine
system
efficiency,
discharged
energy,
transfer
rate,
destruction,
entropy
generation
number,
exergetic
liquid
fraction,
temperature
contours.
result
revealed
that
with
pure
cetyl
alcohol
PCM
has
14.76%
lower
discharge
than
MXene‐based
in
solidification.
In
system,
time
for
is
impressively
reduced
by
54.76%
compared
material.
At
Fourier
number
0.00672,
exhibits
an
11.69%
higher
Stefan
(St)
system.
2400
s,
generated
3.14%
4.88%
less
During
process
experiences
7.60%
destruction
at
s.
discharging
2.92%
more
efficiently
over
solidified
20.83%
faster
due
nanoparticles'
better
thermophysical
properties.
Thus,
solidifies
per
volume
