Transactions of the Canadian Society for Mechanical Engineering,
Journal Year:
2024,
Volume and Issue:
48(1), P. 132 - 145
Published: Jan. 24, 2024
The
sliding
contact
model
and
dynamic
between
ball
outer
ring
are
established
to
investigate
the
ceramic
bearing
vibration
characteristic
when
slides.
periodic
rules
of
system
analyzed
by
calculation
results
model.
heat
generation
slippage
is
established,
influence
mechanism
temperature
oil
film
viscosity
caused
analyzed.
It
can
be
seen
from
that
deformation
increases
with
increase
radial
load,
smaller
than
Hertz
An
experimental
platform
for
testing
under
load
conditions
established.
show
variation
rule
large
consistent
average
error
amplitude
only
1.09%
1.3%
at
10000
r/min.
in
this
paper
simulate
slides,
provides
a
certain
theoretical
basis
research
rotating
machinery
condition.
Buildings,
Journal Year:
2024,
Volume and Issue:
14(2), P. 542 - 542
Published: Feb. 18, 2024
The
core
driving
force
behind
innovation
in
intelligent
construction
technology
is
synergistic
relationships.
It
has
become
common
practice
to
promote
through
agent
interaction
and
knowledge
coupling
the
development
of
technology.
Drawing
upon
synergetics,
social
network
theory,
base
view
as
theoretical
frameworks,
this
research
examines
impact
relationship,
interaction,
on
An
empirical
analysis
186
questionnaires
revealed
following:
(1)
regarding
relationships,
both
horizontal
synergy
vertical
significantly
positively
(2)
Concerning
strong
serves
a
mediator
between
technology,
while
weak
(3)
Knowledge
positive
moderating
effect
under
negative
interaction.
This
study
contributes
expanding
theory
relationships
its
application
context
Furthermore,
it
provides
practical
insights
guidance
for
companies
seeking
enhance
utilization
coupling.
Journal of Field Robotics,
Journal Year:
2023,
Volume and Issue:
unknown
Published: Nov. 23, 2023
Abstract
The
autonomous
underwater
vehicle
(AUV)
frequently
operates
in
harsh
environments,
and
timely
fault
diagnosis
of
the
AUV
can
prevent
mission
failure
equipment
loss.
Data‐driven
methods
based
on
a
single
data
source
have
been
widely
utilized
for
because
they
do
not
require
construction
complex
mechanism
models
high
accuracy.
However,
these
face
challenges
accomplishing
tasks
provides
very
restricted
features.
To
address
this
issue,
an
attention
mechanism‐based
multisensor
fusion
neural
network
(MDFNN)
is
proposed
work.
First,
feature
extraction
layer
two‐dimensional
(2D)
convolutional
method
with
1D
kernel
introduced
to
extract
features
from
each
sensor
separately,
significantly
optimizing
model
architecture.
Second,
efficient
channel
reassign
weights
data,
enabling
focus
more
crucial
Finally,
fused
are
input
fully
connected
layers
softmax
realize
data.
In
end,
diagnostic
performance
MDFNN
evaluated
utilizing
real
experimental
experiment
shows
that
has
fast
convergence
speed
98.37%
accuracy,
demonstrating
its
excellent
performance.
generalized
simply
structured
framework
multiple
types
providing
significant
engineering
value.
Transactions of the Canadian Society for Mechanical Engineering,
Journal Year:
2024,
Volume and Issue:
48(1), P. 132 - 145
Published: Jan. 24, 2024
The
sliding
contact
model
and
dynamic
between
ball
outer
ring
are
established
to
investigate
the
ceramic
bearing
vibration
characteristic
when
slides.
periodic
rules
of
system
analyzed
by
calculation
results
model.
heat
generation
slippage
is
established,
influence
mechanism
temperature
oil
film
viscosity
caused
analyzed.
It
can
be
seen
from
that
deformation
increases
with
increase
radial
load,
smaller
than
Hertz
An
experimental
platform
for
testing
under
load
conditions
established.
show
variation
rule
large
consistent
average
error
amplitude
only
1.09%
1.3%
at
10000
r/min.
in
this
paper
simulate
slides,
provides
a
certain
theoretical
basis
research
rotating
machinery
condition.
