IEEE Transactions on Industrial Informatics,
Journal Year:
2022,
Volume and Issue:
19(4), P. 5602 - 5611
Published: Aug. 30, 2022
Prognostic
health
management
(PHM)
has
become
important
in
many
industries
as
a
critical
technology
to
increase
machine
stability
and
operational
efficiency.
Recently,
various
methods
using
deep
learning
estimate
the
remaining
useful
life
(RUL)
core
task
of
PHM
have
been
proposed.
However,
existing
attention
do
not
explicitly
capture
correlation
between
temporal
spatial
time
series,
reducing
RUL
prediction
accuracy.
This
article
proposes
novel
algorithm
spatiotemporal
mechanism
based
on
pseudo-label
vectors
solve
this
problem.
The
proposed
network
uses
vector
learned
intermediate
process
query
focus
sequence
data
related
RUL.
Therefore,
compared
with
conventional
models
that
extract
correlations
for
all
sequences,
model
captures
features
directly
less
computational
cost.
Experiments
performed
two
widely
used
datasets,
experimental
results
show
approach
outperforms
state
art
root-mean-square
error,
averages
4.27
3039
NASA
Commercial
Modular
Aero-Propulsion
System
Simulation
dataset
IEEE
2012
challenge
dataset,
respectively.
In
addition,
analysis
experiment
reveals
better
interpretability
than
by
obtaining
time-series
through
score
terms
features.
Sensors,
Journal Year:
2023,
Volume and Issue:
23(4), P. 1902 - 1902
Published: Feb. 8, 2023
Due
to
increasing
demands
for
ensuring
the
safety
and
reliability
of
a
system,
fault
detection
(FD)
has
received
considerable
attention
in
modern
industries
monitor
their
machines.
Bulk
materials
are
transported
worldwide
using
belt
conveyors
as
an
essential
transport
system.
The
majority
conveyor
components
monitored
continuously
ensure
reliability,
but
idlers
remain
challenge
due
large
number
(rollers)
distributed
throughout
working
environment.
These
prone
external
noises
or
disturbances
that
cause
failure
underlying
system
operations.
research
community
begun
machine
learning
(ML)
detect
idler’s
defects
assist
responding
failures
on
time.
Vibration
acoustic
measurements
commonly
employed
condition
idlers.
However,
there
been
no
comprehensive
review
FD
This
paper
presents
recent
vibration
signal-based
ML
models.
It
also
discusses
major
steps
approaches,
such
data
collection,
signal
processing,
feature
extraction
selection,
model
construction.
Additionally,
provides
overview
main
systems,
sources
idlers,
brief
introduction
Finally,
it
highlights
critical
open
challenges
future
directions.
Electronics,
Journal Year:
2022,
Volume and Issue:
11(22), P. 3795 - 3795
Published: Nov. 18, 2022
The
aim
of
this
systematic
literature
review
(SLR)
is
to
identify
and
critically
evaluate
current
research
advancements
with
respect
small
data
the
use
augmentation
methods
increase
amount
available
for
deep
learning
classifiers
sound
(including
voice,
speech,
related
audio
signals)
classification.
Methodology:
This
SLR
was
carried
out
based
on
standard
guidelines
PRISMA,
three
bibliographic
databases
were
examined,
namely,
Web
Science,
SCOPUS,
IEEE
Xplore.
Findings.
initial
search
findings
using
variety
keyword
combinations
in
last
five
years
(2017–2021)
resulted
a
total
131
papers.
To
select
relevant
articles
that
are
within
scope
study,
we
adopted
some
screening
exclusion
criteria
snowballing
(forward
backward
snowballing)
which
56
selected
articles.
Originality:
Shortcomings
previous
studies
include
lack
sufficient
data,
weakly
labelled
unbalanced
datasets,
noisy
poor
representations
features,
effective
approach
affecting
overall
performance
classifiers,
discuss
article.
Following
analysis
identified
articles,
overview
feature
extraction
methods,
techniques,
its
applications
different
areas
classification
problem.
Finally,
conclude
summary
SLR,
answers
questions,
recommendations
task.
Applied Sciences,
Journal Year:
2022,
Volume and Issue:
12(9), P. 4221 - 4221
Published: April 22, 2022
The
proliferation
of
sensing
technologies
such
as
sensors
has
resulted
in
vast
amounts
time-series
data
being
produced
by
machines
industrial
plants
and
factories.
There
is
much
information
available
that
can
be
used
to
predict
machine
breakdown
degradation
a
given
factory.
downtime
equipment
accounts
for
heavy
losses
revenue
reduced
making
accurate
failure
predictions
using
the
sensor
data.
Internet
Things
(IoT)
have
made
it
possible
collect
real
time.
We
found
hybrid
modelling
result
efficient
they
are
capable
capturing
abstract
features
which
facilitate
better
predictions.
In
addition,
developing
effective
optimization
strategy
difficult
because
complex
nature
different
time
scenarios.
This
work
proposes
method
multivariate
forecasting
predictive
maintenance
(PdM)
based
on
combination
convolutional
neural
networks
long
short
term
memory
with
skip
connection
(CNN-LSTM).
experiment
CNN,
LSTM,
CNN-LSTM
models
one
prediction
failures.
this
from
Microsoft’s
case
study.
dataset
provides
about
history,
error
conditions,
telemetry,
consists
voltage,
pressure,
vibration,
rotation
values
recorded
between
2015
2016.
proposed
framework
two-stage
end-to-end
model
LSTM
leveraged
analyze
relationships
among
variables
through
its
function,
1-D
CNNs
responsible
extraction
high-level
Our
learns
long-term
patterns
series
extracting
short-term
dependency
variables.
our
evaluation,
provided
most
reliable
highest
accuracy.
Energies,
Journal Year:
2022,
Volume and Issue:
15(13), P. 4614 - 4614
Published: June 23, 2022
The
rolling
bearing
is
a
critical
part
of
rotating
machinery
and
its
condition
determines
the
performance
industrial
equipment;
it
necessary
to
detect
faults
as
early
possible.
traditional
methods
fault
diagnosis
are
not
efficient
time-consuming.
With
help
deep
learning,
convolution
neural
network
(CNN)
plays
huge
role
in
data-driven
diagnosis.
However,
vibration
signal
non-stationary,
contains
high
noise,
one-dimensional,
which
difficult
analyze
directly
by
CNN
model.
Considering
multi-domain
learning
an
advantage
this
paper
proposes
novel
approach
using
improved
one-dimensional
(1D)
two-dimensional
(2D)
two-domain
information
learning.
constructed
model
combining
1D
2D
extracts
features
from
samples.
padding
dropout
technology
utilized
fully
extract
raw
data
reduce
over-fitting.
To
prove
validity
proposed
method,
performs
two
tests
with
datasets,
Case
Western
Reserve
University
(CWRU)
dataset
Dalian
Technology
(DUT)
laboratory
dataset.
experimental
results
show
that
our
method
achieves
recognition
accuracy
states
via
monitoring
data,
there
no
manual
experience
necessary.
Vibration
under
strong
noise
were
also
used
test
superiority
robustness
method.
Expert Systems with Applications,
Journal Year:
2023,
Volume and Issue:
217, P. 119551 - 119551
Published: Jan. 13, 2023
Fault
diagnosis
of
mechanical
equipment
using
data-driven
machine
learning
methods
has
been
developed
recently
as
a
promising
technique
for
improving
the
reliability
industrial
systems.
However,
these
suffer
from
data
sparsity
due
to
difficulty
in
collection,
which
limits
feature
extraction
anomalies.
To
solve
this
problem,
we
propose
mel
spectrogram-based
advanced
deep
temporal
clustering
(ADTC)
model,
can
extract
and
verify
features
unlabeled
through
an
unsupervised
based
autoencoder
K-means.
In
addition,
ADTC
model
uses
proposed
centroid
obtain
calibrated
by
minimizing
point
target
distances
misclustered
encoder
output
ensemble-based
learning.
The
classifier
supervised
support
vector
network
is
robust
nonlinear
data,
diagnose
faults
equipment.
was
validated
dataset
with
augmentation
address
imbalanced
problem.
During
experiments,
exhibited
best
performance
various
environment
prediction
accuracy
high
98.06%,
outperforming
other
compared
algorithms.
Micromachines,
Journal Year:
2024,
Volume and Issue:
15(4), P. 531 - 531
Published: April 15, 2024
The
integration
of
advanced
sensor
technologies
has
significantly
propelled
the
dynamic
development
robotics,
thus
inaugurating
a
new
era
in
automation
and
artificial
intelligence.
Given
rapid
advancements
robotics
technology,
its
core
area—robot
control
technology—has
attracted
increasing
attention.
Notably,
sensors
fusion
technologies,
which
are
considered
essential
for
enhancing
robot
have
been
widely
successfully
applied
field
robotics.
Therefore,
techniques
with
enables
adaptation
to
various
tasks
situations,
is
emerging
as
promising
approach.
This
review
seeks
delineate
how
combined
technologies.
It
presents
nine
types
used
control,
discusses
representative
methods,
summarizes
their
applications
across
domains.
Finally,
this
survey
existing
challenges
potential
future
directions.