Nature Communications,
Journal Year:
2023,
Volume and Issue:
14(1)
Published: July 21, 2023
Volumetric
additive
manufacturing
techniques
are
a
promising
pathway
to
ultra-rapid
light-based
3D
fabrication.
Their
widespread
adoption,
however,
demands
significant
improvement
in
print
fidelity.
Currently,
volumetric
prints
suffer
from
systematic
undercuring
of
fine
features,
making
it
impossible
objects
containing
wide
range
feature
sizes,
precluding
effective
adoption
many
applications.
Here,
we
uncover
the
reason
for
this
limitation:
light
dose
spread
resin
due
chemical
diffusion
and
optical
blurring,
which
becomes
features
⪅0.5
mm.
We
develop
model
that
quantitatively
predicts
variation
time
with
size
demonstrate
deconvolution
method
correct
error.
This
enables
previously
beyond
capabilities
manufacturing,
such
as
complex
gyroid
structure
variable
thickness
fine-toothed
gear.
These
results
position
mature
printing
method,
all
but
eliminating
gap
industry-standard
Applied Thermal Engineering,
Journal Year:
2023,
Volume and Issue:
235, P. 121387 - 121387
Published: Aug. 19, 2023
The
current
review
is
mainly
focused
on
exploring
Additive
Manufacturing
(AM)
methods
suitable
for
the
fabrication
of
complex-shaped
compact
Heat
Exchangers
(HXs)
used
in
aerospace
industry.
introduction
technologies,
thanks
to
freedom
design
and
ability
produce
topologically
optimised
complex
parts,
aims
at
production
high-efficiency
Exchangers.
These
new
are
characterised
by
very
thin
features
a
substantial
reduction
weight
parts
compared
products
conventionally
manufactured,
maintaining
leak-proof
structure
excellent
mechanical
properties.
L-PBF
systems
along
with
software
packages
not
yet
fully
ready
creation
needed
highly
efficient
most
studies
literature
initial
development
stages.
This
covering
advanced
manufacturing
technologies
which
can
be
employed
manufacture
generation
Exchangers,
particular
reference
Laser-Powder
Bed
Fusion.
advantages
challenges
processes
described.
Furthermore,
state-of-art
topological
optimisation
CFD
analysis
as
tools
support
additively
manufactured
were
critically
analysed.
Finally,
criteria
how
down-select
Exchanger
materials
industrial
sector
presented,
attention
Aluminium
alloys.
Energies,
Journal Year:
2022,
Volume and Issue:
15(23), P. 8994 - 8994
Published: Nov. 28, 2022
Triply
periodic
minimal
surfaces
(TPMS)
have
shown
better
mechanical
performance,
mass
transfer,
and
thermal
conductivity
than
conventional
strut-based
structures,
which
been
employed
in
different
disciplines.
Most
of
the
literature
investigates
TPMS
topologies
cooling
channels
to
enhance
performance
due
smooth
curvature
large
surface
area.
However,
a
deeper
investigation
effects
design
variables
advantages
is
required.
This
review
details
variables,
i.e.,
porosity,
wall
thickness,
unit
cell
size,
on
flow
heat
transfer
enhancement.
It
found
that
varying
significantly
changes
characteristics.
Also,
by
comparing
it
most
structures
show
other
strategies.
Moreover,
fabrication
methods
for
TPMS-based
recent
investigations
are
collected
discussed.
In
light
reviewed
literature,
recommendations
future
research
suggest
more
experimental
numerical
studies
applications
needed.
Therefore,
this
serves
as
reference
tool
guide
channels.
International Journal of Heat and Mass Transfer,
Journal Year:
2023,
Volume and Issue:
212, P. 124264 - 124264
Published: May 15, 2023
Recent
advances
in
additive
manufacturing
technology
have
enabled
rapid
and
inexpensive
prototyping
of
designs
to
explore
shape
effects
across
a
range
engineering
applications.
In
this
work,
we
measure
the
heat
transfer
performance
exchangers
based
on
triply
periodic
minimal
surfaces
(TPMS).
The
results
showed
that
sheet
gyroid
TPMS
design
produced
high
rate
moderate
pressure
drop.
was
further
investigated
determine
its
over
porosities
ranging
from
40%
85%,
hydraulic
diameters
2
10
mm,
wall
thicknesses
0.4
2.6
mm.
Our
show
all
correctly
parameterised
same
type
positioned
Nusselt
versus
Reynolds
number
curves.
A
correlation
developed
for
purpose
designing
micro-channel
operating
100
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(24)
Published: May 5, 2023
Abstract
Phase
change
materials
(PCMs)
can
enhance
the
performance
of
energy
systems
by
time
shifting
or
reducing
peak
thermal
loads.
The
effectiveness
a
PCM
is
defined
its
and
power
density—the
total
available
storage
capacity
(kWh
m
−3
)
how
fast
it
be
accessed
(kW
).
These
are
influenced
both
material
properties
as
well
geometry
systems;
however,
prior
efforts
have
primarily
focused
on
improving
properties,
namely,
maximizing
latent
heat
fusion
increasing
conductivity.
latter
often
at
expense
former.
Advanced
manufacturing
techniques
hold
tremendous
potential
to
enable
co‐optimization
device
geometry,
while
potentially
waste
time.
There
an
emerging
body
research
additive
composites
devices
for
(TES)
management.
In
this
article,
fundamentals
applications
PCMs
reviewed
recent
advances
in
TES
composite
associated
exchanger
discussed.
A
forward‐looking
perspective
future
management
provided.
Energy Technology,
Journal Year:
2024,
Volume and Issue:
12(5)
Published: March 3, 2024
This
review
highlights
the
latest
developments
of
triply
periodic
minimal
surface
(TPMS)
structures
with
aim
system's
energy
utilization.
TPMS
have
gained
widespread
recognition
due
to
their
significant
heat
transfer
(e.g.,
enhanced
area)
and
diverse
mechanical
properties
structural
stability),
making
them
highly
valuable
in
numerous
thermal
applications.
A
comprehensive
survey
design
approaches,
software
tools,
commercial
materials,
3D
printing
techniques
TPMS‐based
is
provided.
Research
gaps
future
perspectives
for
commercialization
TMPS
are
identified.
Moreover,
potential
applications
augmentation
management
discussed.
promising
topologies
exchangers
on
account
intrinsically
outstanding
specific
area.
In
this
context,
received
considerable
attention
various
applications,
including
exchangers,
latent
storage,
hydrogen
battery
cooling/thermal
management,
membrane
distillation.
Besides,
distinct
proposed
intensification
photovoltaic/thermal
collectors
fuel
cells.
Meanwhile,
new
proposals
using
different
sorption‐based
notably
adsorption
cooling/desalination
systems,
atmospheric
water
harvesting,
thermochemical
desiccant
air
conditioning,
nominated
forward‐looking
perspectives.
