Micro and Nanosystems,
Год журнала:
2024,
Номер
16(4), С. 212 - 218
Опубликована: Июль 29, 2024
Introduction:
A
3D
chip-scale
solenoid
coil
was
fabricated
by
micro-electro-mechanical
system
(MEMS)
and
wafer-level
micro
casting
technology,
an
electromagnetic
vibration
energy
harvester
manufactured
with
NdFeB
permanent
magnet.
Methods:
Three
coils
different
turns
were
designed,
namely
45
turns,
90
150
turns.
The
had
a
wire
width
of
40
microns,
pitch
25
thickness
microns.
magnet
cylindrical
diameter
1.8
mm.
According
to
the
length
coil,
three
specifications
3/6/10
mm
selected
for
Special
PCB
circuit
testing
tooling
processed
test
actual
performance
kinds
harvesters
specifications.
Results:
frequency
set
10
Hz~150
Hz,
acceleration
designed
be
50
m/s2~300
m/s2.
For
maximum
output
power
75
μW
obtained
under
conditions
100
m/s2
&
30
Hz.
experimental
data
showed
that
frequency,
acceleration,
sample
size
certain
influence
on
conversion
vibration.
Conclusion:
Through
above
study,
design
generation
devices
can
optimized
better
match
application
requirements
rail
transit.
Abstract
The
emergence
of
digital
twins
has
ushered
in
a
new
era
civil
engineering
with
focus
on
achieving
sustainable
energy
supply,
real‐time
sensing,
and
rapid
warning
systems.
These
key
development
goals
mean
the
arrival
Civil
Engineering
4.0.The
advent
triboelectric
nanogenerators
(TENGs)
demonstrates
feasibility
harvesting
self‐powered
sensing.
This
review
aims
to
provide
comprehensive
analysis
fundamental
elements
comprising
infrastructure,
encompassing
various
structures
such
as
buildings,
pavements,
rail
tracks,
bridges,
tunnels,
ports.
First,
an
elaboration
is
provided
smart
twins.
Following
that,
paper
examines
impact
using
TENG‐enabled
strategies
infrastructure
through
integration
materials
structures.
infrastructures
by
TENGs
have
been
analyzed
identify
research
interest.
areas
encompass
wide
range
characteristics,
including
safety,
efficiency,
conservation,
other
related
themes.
challenges
future
perspectives
are
briefly
discussed
final
section.
In
conclusion,
it
conceivable
that
near
future,
there
will
be
proliferation
accompanied
services.
