International Journal of Thermofluids,
Journal Year:
2024,
Volume and Issue:
23, P. 100759 - 100759
Published: July 8, 2024
The
efficient
thermal
management
of
microelectronic
devices
is
crucial
for
their
reliability
and
performance.
Heat
sinks,
particularly
those
with
inline
staggered
fin
arrangements,
are
vital
in
achieving
this
goal.
This
study
leverages
the
advancements
computational
fluid
dynamics
(CFD)
software
to
explore
optimal
heat
sink
design
devices.
While
prior
research
has
extensively
investigated
design,
work
offers
novelty
by
employing
ANSYS
Icepak
simulations.
approach
enables
a
comprehensive
performance
pressure
drop
analysis
two
distinct
cross-sections.
investigates
assemblies
housed
within
confined
space,
simulating
realistic
operating
environment
designed
cool
single
source
(chip)
mounted
on
substrate
board.
In
paper,
types
sections,
circular
conical,
studied
configurations,
(IA)
(SA),
which
analysed
36
fins
each
case.
Each
constructed
from
aluminium
specified
dimensions.
Air
serves
as
cooling
cabinet,
dissipating
generated
chip.
When
comparing
pin
cone
at
same
power
mass
flow
rate,
results
indicated
that
maximum
temperature
0.46%
fins,
they
have
higher
drop,
especially
arrangements.
Moreover,
arrangements
lower
than
configurations
factor
up
1.17%
2.035%
respectively.
article
focuses
deep
understanding
systems.
It
aims
continuously
improve
efficiency
maintaining
minimum
limits
space
obtaining
configuration
dissipation.
Energy Storage,
Journal Year:
2024,
Volume and Issue:
6(5)
Published: Aug. 1, 2024
Abstract
Electric
vehicles
(EVs)
are
a
fundamental
paradigm
shift
in
the
automotive
industry,
driven
by
desire
to
achieve
sustainable
mobility,
ameliorate
climate
change,
and
cut
greenhouse
gas
emissions.
vehicle
(EV)
technology
has
advanced
significantly
recent
years,
with
improvements
battery
efficiency,
range,
charging
infrastructure
among
them.
Lithium‐ion
evolved
tremendously,
boosting
energy
density
cutting
costs
as
primary
storage
option
for
electric
vehicles.
The
advancement
of
fast‐charging
stations
smart
grid
integration,
which
have
resolved
concerns
convenience
time,
also
fostered
wider
acceptance
EVs.
Nonetheless,
operating
temperature
range
lithium‐ion
cells
currently
use
is
15°C‐35°C.
vehicle's
performance
can
be
impacted
temperatures
above
or
below.
For
efficient
cooling
keep
within
operational
suitable
Battery
Thermal
Management
System
(BTMS)
must
implemented.
utilization
fly
ash
nanoparticles
dispersed
water‐ethylene
glycol
base
fluid
coolant
indirect
liquid
systems
main
topic
current
work.
14
LFP
cylindrical
2S7P
configuration
serpentine
channel
between
cells,
an
ANSYS
FLUENT
model
been
created.
goal
study
comprehend
rise
at
outlet
various
flow
velocities
using
nanofluid
5%
particle
concentration
cooling.
When
rate
was
0.1
m/s,
better,
resulting
311.976
K
4%
300
inlet
temperature.
Indicating
lower
velocities,
percentage
difference
fluid's
outflow
3
m/s
3.07%.
Compared
coolant,
ethylene
glycol,
average
increase
(∆
T
)%
0.9%
1.2%
nanofluid.
Thus,
Fly
applications
will
certainly
help
reduce
pack
provide
solution
leading
lesser
degradation
environment.
Energies,
Journal Year:
2024,
Volume and Issue:
17(21), P. 5281 - 5281
Published: Oct. 24, 2024
One
of
the
challenges
in
energy
supply
for
isolated
power
systems
is
maintaining
a
steady
balance
between
generated
and
consumed
energy.
The
application
storage
flexible
sources
most
preferable
approach
these
systems.
Small-
medium-sized
nuclear
plants
are
promising,
carbon-free
options
to
However,
have
low
maneuverability.
To
solve
this
problem,
article
discusses
use
thermal
accumulator
using
phase
change
material
(solar
salt)
heat
feedwater.
Tubes
with
longitudinal
fins
used
intensify
transfer
system.
This
paper
presents
method
calculating
along
entire
exchange
surface
such
an
accumulator.
A
series
2D
simulations
were
conducted
study
solidification
process
solar
salt
around
tube
at
various
temperatures
on
inner
wall
surface.
regression
dependences
temperature
thickness
solid
PCM
layer
determined.
Using
presented
obtained
dependencies,
we
determined
time
graphs
fluid
outlet
during
discharge.
Based
results
presented,
it
was
found
that
72.7
tons
(dimensions:
6
×
3.71
2.15
m)
can
replace
high-pressure
heater
№1
low-power
plant
(50
MW)
3450
s.
