Impact of tube shapes on the energy storage and thermal-hydraulic performances of finned latent heat energy storage systems
Case Studies in Thermal Engineering,
Год журнала:
2025,
Номер
unknown, С. 105827 - 105827
Опубликована: Фев. 1, 2025
Язык: Английский
Influence of Rotational Speed on Melting Time in Latent Heat Storage Systems
Heat Transfer,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 4, 2025
ABSTRACT
Incorporating
a
spinning
mechanism
into
latent
heat
energy
storage
(LHES)
unit
can
significantly
influence
its
thermal
behavior
and
overall
efficiency.
Inserting
rotation
introduces
novel
mechanisms
that
enhance
transfer
optimize
the
performance
of
LHES
systems.
The
shell
tube
system
are
used
as
LHTES.
Varying
rotational
speed
has
an
important
role
in
charging
process,
but
there
is
inconsistency
related
to
impact
changing
speeds
on
melting
time.
This
study
provides
systematic
comprehensive
approach
addressing
discrepancies
found
previous
research
regarding
relationship
between
It
fills
gap
by
conducting
detailed
analysis
specific
range
(0.1–3
rpm).
Additionally,
it
highlights
gradual
rotation,
starting
with
negligible
effect
initial
phases
evolving
crucial
factor
enhancing
once
certain
liquid
fraction
reached—an
aspect
not
previously
explored
literature.
Seven
main
cases
have
been
defined
different
choose
best
case
would
result
shortest
complete
results
indicated
increasing
from
0.1
1
rpm
3
shortened
time
41%
47%,
respectively.
Also,
positive
starts
at
0.51%
fraction.
Язык: Английский
Kinetic of desorption in chemisorption heat pump technology for solar thermal energy storage
Energy,
Год журнала:
2025,
Номер
unknown, С. 136197 - 136197
Опубликована: Апрель 1, 2025
Язык: Английский
Performance and cost multi objective optimisation of a shell-and-tube LHTES device for mid-temperature applications
Journal of Energy Storage,
Год журнала:
2024,
Номер
99, С. 113134 - 113134
Опубликована: Авг. 7, 2024
Язык: Английский
Comprehensive effective thermal conductivity correlation and fast model for the melting of a phase change material inside a horizontal shell-and-tube unit
Applied Thermal Engineering,
Год журнала:
2024,
Номер
unknown, С. 124497 - 124497
Опубликована: Сен. 1, 2024
Язык: Английский
Rotation-based heat transfer enhancement for shell-and-tube latent thermal energy storage systems: From mechanisms to applications
Clean Energy Science and Technology,
Год журнала:
2024,
Номер
2(4), С. 237 - 237
Опубликована: Ноя. 26, 2024
Latent
thermal
energy
storage
(LTES)
is
an
important
technology
to
mitigate
the
discrepancy
between
source
and
supply,
it
has
great
application
prospects
in
many
areas,
such
as
solar
utilization,
geothermal
utilization
electricity
storage.
However,
LTES
systems
suffer
from
low
conductivity
of
most
phase-change
materials
(PCMs),
threatening
their
large-scale
commercial
applications.
To
tackle
this
challenge,
heat
transfer
enhancement
for
critically
been
widely
investigated
worldwide.
Convectional
techniques,
including
fins,
nanoparticles
multiple
PCMs,
can
significantly
improve
charging
discharging
rates
system.
Recently,
rotation-based
methods
have
emerged
provide
new
routes
systems,
achievements
obtained
by
researchers
around
world.
This
study
conducted
a
short
review
mechanisms
applications
three
methods,
aiming
deep
insights
into
these
novel
propel
future
development
Язык: Английский
Effect of composite fin structure on phase change heat storage tank: A numerical investigation
Thermal Science and Engineering Progress,
Год журнала:
2024,
Номер
52, С. 102675 - 102675
Опубликована: Июнь 4, 2024
Язык: Английский
Performance assessment of a sand-PCM based hybrid thermal storage for medium-to-high temperature applications
Journal of Energy Storage,
Год журнала:
2024,
Номер
103, С. 114225 - 114225
Опубликована: Ноя. 1, 2024
Язык: Английский
Comparative Analysis of Heat Exchanger Models for Phase Change Material Melting Process: Experimental and Numerical Investigation
Heat Transfer,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 11, 2024
ABSTRACT
Thermal
energy
storage
systems
using
PCM
offer
promising
solutions
for
efficient
thermal
applications.
This
study
aims
to
provide
valuable
insights
into
the
melting
process
and
compare
performance
of
different
heat
exchanger
models.
The
experimental
rig
is
carefully
designed
simulate
a
shell
tube
with
five
longitudinal
copper
fins
at
specific
conditions.
Three
distinct
models
exchanger,
labeled
Models
A,
B,
C,
were
examined
their
transfer
efficiency
during
process.
Numerical
simulations
conducted
three
compared
results.
Model
A
represented
benchmark
model.
It
had
uniform
fin
length,
location,
angle.
B
was
modified
design
aimed
enhancing
progress.
These
modifications
included
longer
lower
fin,
shorter
side
reference,
angle
optimize
performance.
C
incorporates
further
modifications,
top
location.
observations
revealed
significant
differences
in
among
average
rates,
measured
up
critical
decline
point,
are
crucial
parameters
practical
comparison
showed
that
surpassed
rate
point
by
10%
4%,
respectively,
demonstrating
its
superior
applicability.
Язык: Английский