Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 18, 2024
The
automation
of
underground
articulated
vehicles
is
a
critical
step
in
advancing
digital
and
smart
mining.
Current
nonlinear
model
predictive
control
(NMPC)
controllers
face
challenges
such
as
delays
turning
on
large
curvature
paths
correction
lags
during
the
Load-Haul-Dump
(LHD).
To
address
these
issues,
this
paper
proposes
PSO-NMPC
strategy
that
integrates
particle
swarm
optimization
algorithm
(PSO)
into
NMPC
controller
to
enhance
path
tracking
for
LHDs.
verify
effectiveness
proposed
strategy,
local
tunnels
selected
simulation
path,
comparing
it
with
pure
based
characteristics
actual
tunnel.
results
demonstrate
improved
significantly
enhances
trajectory
performance
LHD,
maximum
absolute
lateral
deviations
experimental
2,
3,
5
by
89.7%,
72.2%,
68.9%,
respectively.
Additionally,
exhibits
superior
compared
those
very
small
straight-line
paths,
effectively
addressing
turn
delay
backward
lag
LHD
operation,
thus
providing
practical
significance.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 11, 2024
In
view
of
the
difficult
problem
gas
and
dust
exceeding
limit
during
digging
process
a
tunnel
in
Guizhou
Province,
Southwest
China,
CFD
numerical
simulation
method
was
applied
to
study
airflow,
transport
law
process.
A
physical
experimental
platform
established
verify
results,
research
carried
out
terms
gas-containing
gas-carrying
disaster
prevention
control,
ventilation
optimization
for
this
tunnel.
The
results
showed
that
maximum
concentration
face
under
press-in
could
be
about
1%,
local
can
up
900
mg/m
Engineering Optimization,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1 - 22
Published: Jan. 15, 2025
In
view
of
the
problem
high
energy
consumption
and
control
costs
caused
by
uneven
airflow
distribution
unreasonable
in
complex
mine
ventilation
networks,
this
study
takes
minimum
number
regulators
as
optimization
objectives
to
establish
a
multi-objective
model
for
networks.
Based
on
roadway
adjustable
attributes
spanning
tree
principle,
location
was
reasonably
determined.
Moreover,
article
proposes
an
improved
invasive
weed
(IIWO)
algorithm
solve
with
coupling
nonlinearity.
Compared
other
algorithms,
IIWO
showed
excellent
performance.
applied
optimize
network.
The
results
show
that
can
effectively
reduce
network,
saving
rate
fan
is
31.78%.
Frontiers in Artificial Intelligence,
Journal Year:
2024,
Volume and Issue:
7
Published: May 2, 2024
In
recent
years,
there
has
been
a
notable
integration
of
artificial
intelligence
(AI)
technologies
into
mine
ventilation
systems.
A
network
presents
complex
system
with
numerous
interconnected
processes,
some
which
pose
challenges
for
deterministic
simulation
methods.
The
utilization
machine
learning
techniques
and
evolutionary
algorithms
offers
promising
avenue
to
address
these
complexities,
resulting
in
enhanced
monitoring
control
air
parameter
distribution
within
the
network.
These
methods
facilitate
timely
identification
resistance
faults
enable
prompt
calculation
parameters
during
emergency
scenarios,
such
as
underground
explosions
fires.
Furthermore,
play
crucial
role
advancement
visual
analysis
However,
it
is
essential
acknowledge
that
current
AI
limited
does
not
encompass
full
spectrum
challenging-to-formalize
problems.
Promising
areas
application
include
analyzing
changes
caused
by
unaccounted
thermal
draft
gas
pressure,
well
developing
novel
approaches
calculating
shock
losses.
Moreover,
optimizing
large-scale
networks
remains
an
unresolved
issue.
Addressing
holds
significant
potential
enhancing
safety
efficiency
Physics of Fluids,
Journal Year:
2024,
Volume and Issue:
36(8)
Published: Aug. 1, 2024
In
the
era
of
technological
innovation,
mine
intelligent
ventilation
is
an
inevitable
trend
development.
Mine
technology
important
guarantee
for
stable
and
reliable
operation
system.
Therefore,
current
situation
future
development
in
past
30
years
are
sorted
out.
The
1586
literature
included
Web
Science
database
from
2000
to
2024
were
used
research.
Employing
CiteSpace6.3.R1
visualization
tools,
this
paper
identified
influential
authors,
countries,
institutions
field.
Through
keyword
frequency
analysis,
clustering,
timeline
examination,
burst
detection,
it
was
determined
that
further
research
should
focus
on
aspects
such
as
flow
dynamics,
simulation
techniques,
numerical
modeling,
behavior.
This
strategic
approach
aims
enhance
both
theoretical
framework
practical
implementation
ventilation,
thereby
augmenting
its
significance
coal
mining
operations.
Frontiers in Earth Science,
Journal Year:
2025,
Volume and Issue:
12
Published: Jan. 9, 2025
Introduction
Yongxing
Tunnel
No.1’s
complex
geology
near
a
buried
oil
pipeline
on
the
Guizhou-Nanning
high-speed
route
poses
blasting
risks.
Prioritizing
safety,
efforts
focus
minimizing
vibration
impacts.
Methods
Research
uses
numerical
simulations
and
field
tests
to
analyze
three
delay
times
spacing
charge
materials
for
reduction.
Results
Optimal
is
30
ms,
yielding
0.52
cm/s
velocity,
20%-29%
lower
than
28
ms
32
ms.
Soil
most
effective
spacer,
achieving
0.46
cm/s,
30.30%-22.03%
water
air.
Field
align
with
simulations.
Discussion
Findings
provide
reference
optimal
reduction
safe
construction
under
similar
conditions.
Applied Sciences,
Journal Year:
2025,
Volume and Issue:
15(4), P. 2147 - 2147
Published: Feb. 18, 2025
In
the
field
of
slope
landslide
prevention
and
monitoring
in
open-pit
mines,
addressing
lag
issues
associated
with
traditional
GNSS
inverse-velocity
method,
this
study
introduces
a
novel
strategy
that
integrates
high-spatiotemporal-resolution
data
from
ArcSAR
time
log
model
for
prediction.
The
key
findings
include
following:
(1)
This
utilizes
normal
distribution
characteristics
deformation
velocities
to
set
confidence
intervals,
accurately
identifying
starting
point
accelerated
deformation.
(2)
Coupled
coordinate
transformation,
logarithm
prediction
method
was
constructed,
unifying
units
measurement
resolving
convergence
fitting.
(3)
Empirical
research
conducted
at
Kambove
mine
Democratic
Republic
Congo
demonstrates
successfully
predicts
times
four
hours
advance,
an
error
margin
only
0.18
h.
innovation
offers
robust
technical
support
control
enhancing
safety
standards
mitigating
disaster
losses.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: March 26, 2025
To
address
the
challenges
posed
by
ore
grade
fluctuations,
extraction
cost
variations,
and
market
price
instability
in
open-pit
production
strategies,
an
optimization
model
integrating
a
solution
algorithm
dynamic
simulation
is
proposed.
First,
Monte
Carlo
used
to
generate
random
variables,
simulating
fluctuations
at
different
points.
Then,
Non-dominated
Sorting
Genetic
Algorithm
II
with
Grey
Relational
Analysis
(NSGA-II-GRA)
employed
for
initial
obtain
preliminary
Pareto-optimal
set.
Furthermore,
fluctuation
constraint
equation
introduced
during
process
conduct
second
iterative
of
set,
generating
optimized
plans
under
intervals.
Finally,
subjective
objective
weights,
weighted
grey
relational
analysis
method
applied
select
optimal
Ore
Production
Scheduling
Strategy.
The
results
indicate
that,
while
achieving
objectives,
calcium
oxide
target
achievement
rate
increased
7%
7.17%,
respectively,
output
16.7%
20.5%
Transactions in GIS,
Journal Year:
2025,
Volume and Issue:
29(2)
Published: April 1, 2025
ABSTRACT
The
Wugongshan
area
has
undergone
complex
geological
evolution
since
Neoproterozoic,
creating
a
wealth
of
natural
relics
that
support
tourism
development,
but
also
triggering
frequent
landslides
threaten
local
sustainability.
However,
the
primary
factors
remain
unclear.
Based
on
692
historical
in
this
area,
eight
potentially
related
to
were
selected
for
susceptibility
assessment,
including
elevation,
slope,
aspect,
lithology,
distance
fault,
water
system,
transportation
and
Normalized
Difference
Vegetation
Index.
They
are
then
applied
with
information
quantity
model
value‐logistic
regression
coupled
model,
respectively,
assess
generate
risk
zoning
maps
ArcGIS
platform.
accuracy
values
two
models
0.787
0.786,
suggesting
reliable
assessment
result.
validation
results
suggest
is
better
at
dealing
larger
datasets
environments.
Elevation,
system
mainly
responsible
Wugongshan.
framework
developed
by
using
public
data
relevant
improving
quality
geohazard
prevention
safety
other
similar
areas
worldwide.
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(9), P. 4176 - 4176
Published: May 6, 2025
Landslide
hazards
on
roadbed
slopes
pose
significant
safety
risks,
leading
to
casualties,
property
losses,
and
environmental
damage.
With
the
rapid
expansion
of
global
railway
highway
construction,
slope
stability
has
become
a
critical
research
focus.
However,
systematic
reviews
prospective
studies
based
bibliometric
analysis
in
this
field
remain
limited;
such
lack
is
likely
lead
lag
theoretical
development
field.
To
address
gap,
study
analyzes
453
papers
from
2014
2023
using
Web
Science
(WOS)
core
collection
tools
like
VOSviewer,
CiteSpace,
Bibliometrix
R.
This
focuses
following:
(i)
Visualizing
trends
through
knowledge
graphs,
covering
document
quantity,
authors,
countries,
keywords.
(ii)
The
objectives,
methods,
specific
objects,
conditions
literature
are
categorized
discussed,
limitations
numerical
simulation
other
shortcomings
pointed
out.
(iii)
Future
directions,
focusing
actual
working
utilizing
advanced
flexible
subroutine
functions
simulate
complex
with
multi-physical
coupling,
discussed
ensure
accuracy
sustainability
road
construction
development.
paper
can
help
scholars
comprehensively
quickly
understand
status
hotspots
research,
view
providing
support
for
future
exploration.