Polydimethylsiloxane-based phase change composites with excellent low-temperature flexibility for battery thermal management
Materials Today Communications,
Год журнала:
2025,
Номер
unknown, С. 111958 - 111958
Опубликована: Фев. 1, 2025
Язык: Английский
Ultra-stable phase change coatings constructed from dynamic boron ester crosslinked polymers and lipophilic MWCNTs
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 161033 - 161033
Опубликована: Март 1, 2025
Язык: Английский
Double-Network Aerogel-Based Composite Phase Change Material Inspired by Beaver Damming for All-Weather Thermal Management of Lithium Batteries
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 3, 2025
Phase
change
materials
(PCMs)
have
shown
significant
potential
in
enhancing
the
thermal
regulation
of
lithium-ion
(Li-ion)
batteries.
However,
existing
organic
solid–liquid
PCMs
encounter
several
issues,
including
leakage,
limited
energy
density,
and
an
inability
to
fulfill
demands
comprehensive
management
across
various
environmental
conditions.
This
study
takes
inspiration
from
beavers,
which
construct
dams
regulate
temperature
their
habitats
different
climates,
introduces
a
dual-network
aerogel-based
composite
PCM
(CPCM)
designed
for
all-weather
control
Li-ion
The
developed
CPCM
incorporates
tetradecanol
(TD)
as
core
phase
material,
poly(vinyl
alcohol)/carboxylated
cellulose
nanocrystal
(PVA/CNC-C)
aerogel
potting
borax
cross-linking,
graphene
nanoplatelets
(GNPs)
facilitate
photothermal
conversion.
demonstrates
high
density
199.1
J/g
remarkable
cyclic
durability.
Furthermore,
it
features
excellent
shape
retention,
superior
mechanical
strength,
impressive
conversion
efficiency
94.5%.
In
addition,
effectively
regulates
behavior
batteries:
at
elevated
temperatures,
ensures
that
battery's
maximum
operating
remains
below
55
°C,
while
lower
maintains
battery
above
10
°C
30–40
min.
Moreover,
possesses
capability
preheat
batteries,
functionality
cold
environments.
research
presents
innovative
approach
designing
address
needs
batteries
under
varying
climatic
Язык: Английский
A comprehensive study on heat transfer mechanism and thermal runaway suppression of the lithium‐ion battery
International Journal of Heat and Mass Transfer,
Год журнала:
2025,
Номер
245, С. 127027 - 127027
Опубликована: Март 29, 2025
Язык: Английский
Battery Arrangement Analysis for Electric Vehicle using Air Cooling
Опубликована: Дек. 30, 2024
Effective
thermal
management
is
paramount
for
sustaining
the
optimal
operational
temperature
of
batteries
in
Electrical
Vehicles
(EV),
thereby
enhancing
their
longevity
and
ensuring
both
safety
performance.
Air
cooling,
while
being
lightweight
economically
feasible,
frequently
encounters
difficulties
achieving
adequate
cooling
efficacy,
particularly
under
conditions
elevated
load.
Consequently,
optimization
battery
pack
design
alongside
air
configurations
becomes
imperative
to
tackle
these
challenges,
reliability,
safety,
efficiency
electric
vehicle
applications.
The
objective
this
research
employ
Computational
Fluid
Dynamics
(CFD)
analysis
ascertain
arrangement
enhancement
performance
pinpoint
ideal
inlet
location
necessary
attain
maximum
efficacy.
evaluates
square,
staggered,
other
innovative
determine
arrangements
that
optimize
mitigate
hotspots.
findings
indicate
configuration
with
a
Staggered
Arrangement
produced
most
favourable
maintaining
uniformity
differential
among
cells
within
arrangement.
It
anticipated
results
investigation
will
facilitate
system
vehicles,
consequently
lifespan
Язык: Английский