Experimental Heat Transfer,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 23
Published: Oct. 27, 2024
Lithium-ion
batteries
are
the
direct
power
sources
of
electric
vehicles,
but
their
high
heat
flux
density
restricts
development.
Microchannel
sinks
(MCHS)
can
assist
in
dissipation
to
overcome
this.
The
distribution
fluid
velocity
among
microchannels
has
a
considerable
effect
on
performance
MCHS
for
water-cooling
lithium-ion
system.
In
this
paper,
new
microchannel
sink
with
depth
width
aspect
ratio
is
proposed
and
influence
four
different
ratios
transfer
was
numerically
studied
by
computational
dynamics
(CFD).
results
showed
that
at
same
inlet
flow
rate,
larger
microchannels,
better
uniformity
internal
velocity.
structures
further
investigated
experimentally.
Compared
simulation
distribution,
coupling
between
analyzed.
fully
demonstrated
surface
batteries.
Optimizing
facilitate
relatively
uniform
improve
system
may
be
key
factor
considered,
which
provides
idea
passive
thermal
management
