Recent advancement in energy storage technologies and their applications
Mahroza Kanwal Khan,
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Mohsin Raza,
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Muhammad Shahbaz
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et al.
Journal of Energy Storage,
Journal Year:
2024,
Volume and Issue:
92, P. 112112 - 112112
Published: May 25, 2024
Language: Английский
A hybrid MCDM optimization for utilization of novel set of biosynthesized nanofluids on thermal performance for solar thermal collectors
International Journal of Thermofluids,
Journal Year:
2024,
Volume and Issue:
22, P. 100686 - 100686
Published: May 1, 2024
Recent
advancements
in
solar
technology
have
spurred
researchers
to
develop
a
precise
and
cost-effective
method
for
monitoring
radiation
across
diverse
environmental
conditions.
This
study
focuses
on
optimizing
performance
parameters
by
replacing
conventional
nanofluids,
produced
through
chemical
physical
processes,
with
biosynthesized
counterparts.
Biosynthesized
nanoparticles,
derived
from
biological
sources
like
microorganisms
or
plants,
offer
promising
avenue
enhancing
panel
efficiency.
Through
the
construction
testing
of
an
integrated
photovoltaic
thermal
system,
varying
operating
been
explored
maximize
The
highest
overall
efficiency,
reaching
approximately
62%,
was
achieved
Graphene
oxide
nanofluid
under
higher
Direct
Normal
Irradiance
(DNI)
levels,
while
lowest
observed
Aluminium
at
lower
DNI
values.
Employing
Multi-Criteria
Decision
methods
such
as
Analytical
Hierarchical
Process
(AHP)
Technique
Order
Preference
Similarity
Ideal
Solution
(TOPSIS),
nanofluids
were
ranked
based
criteria
including
Exergy
loss,
Surface
temperature,
Overall
Electrical
weights
49.58%,
28.43%,
13.45%,
8.54%
respectively.
TOPSIS
prioritized
Oxide
most
favourable
nanofluid,
followed
Copper-Oxide
Cerium-Oxide,
Aluminium-Oxide
received
priority
PV
performance.
Language: Английский
Thermal management of NEPCM during freezing considering conduction mechanism
Journal of Thermal Analysis and Calorimetry,
Journal Year:
2024,
Volume and Issue:
149(23), P. 14355 - 14371
Published: Nov. 18, 2024
Language: Английский
Thermohydraulic Performance Optimization of a Novel Double-Pass Solar Air Heater with Vertical PCM-integrated Cylinders: A Comparative Study
Sahibzada Imad Ud Din,
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Adnan Ibrahim,
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Sharul Sham Dol
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et al.
Case Studies in Thermal Engineering,
Journal Year:
2025,
Volume and Issue:
unknown, P. 106226 - 106226
Published: April 1, 2025
Language: Английский
Experimental and Numerical Investigation of Macroencapsulated Phase Change Materials for Thermal Energy Storage
Materials,
Journal Year:
2024,
Volume and Issue:
17(12), P. 2804 - 2804
Published: June 8, 2024
Among
the
different
types
of
phase
change
materials,
paraffin
is
known
to
be
most
widely
used
type
due
its
advantages.
However,
paraffin’s
low
thermal
conductivity,
limited
operating
temperature
range,
and
leakage
stabilization
problems
are
main
barriers
use
in
applications.
In
this
research,
a
energy
storage
unit
(TESU)
was
designed
using
cylindrical
macroencapsulation
technique
minimize
these
problems.
Experimental
numerical
analyses
tubular
heat
exchanger
were
carried
out.
The
Ansys
18.2-Fluent
software
for
analysis.
Two
paraffins
with
thermophysical
properties
TESU,
including
both
encapsulated
non-encapsulated
forms,
their
performances
compared.
influence
transfer
fluid
(HTF)
inlet
conditions
on
charging
performance
(melting)
investigated.
findings
demonstrated
that
rate
highly
influenced
by
HTF
intake
temperature.
When
effect
encapsulation
examined,
significant
decrease
total
melting
time
observed
as
surface
conductivity
increased.
Therefore,
stored
simultaneously
increased
60.5%
paraffin-1
(melting
range
52.9–60.4
°C)
50.7%
paraffin-2
32.2–46.1
°C),
thus
increasing
rate.
Language: Английский
Enhanced thermal storage performance with non-linear porosity distribution in copper foam-PCM composites
Journal of Energy Storage,
Journal Year:
2024,
Volume and Issue:
105, P. 114612 - 114612
Published: Nov. 22, 2024
Language: Английский
Flow and Heat Transfer Mechanism and Optimization Design of Spirally Corrugated Tubes
Chuang Pan,
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Dai Yuan-de
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Journal of Thermal Science and Engineering Applications,
Journal Year:
2024,
Volume and Issue:
16(10)
Published: June 24, 2024
Abstract
Spirally
corrugated
tubes
are
widely
used
as
high-efficiency
heat
transfer
in
various
industrial
production
fields
due
to
their
simple
manufacturing,
low
cost,
and
bidirectional
enhanced
ability.
In
this
study,
numerical
simulations
were
conducted
on
the
flow
multi-start
spirally
with
an
equivalent
inner
diameter
of
Di
=
20
mm.
The
effects
starts
value
1–8,
pitch
ratio
p/Di
1.5–3.0,
ripple
depth
e/Di
0.05–0.20,
Reynolds
number
Re
5000–3000
resistance
characteristics
studied,
mechanism
enhancement
was
demonstrated
by
field
synergy
theory.
addition,
through
performance
evaluation
standard
criteria
(PEC),
optimization
design
tube
achieved.
research
results
indicate
that
increasing
start
improves
despite
higher
resistance.
As
increases,
decreases,
correspondingly
decreases.
When
is
8,
1.5,
0.20,
20,000,
it
optimal
PEC
value,
equal
1.764.
This
will
be
great
significance
for
design,
practical
application
tubes.
Language: Английский