International journal of engineering. Transactions B: Applications,
Год журнала:
2024,
Номер
37(11), С. 2192 - 2199
Опубликована: Янв. 1, 2024
To
protect
power
lines,
distance
relays
are
used
which
can
rely
on
a
modified
resistance.
But
usually
the
operating
range
of
these
changes
as
network
conditions
change
(network
topology,
load
value,
output
etc.)
and
leads
to
false
trips,
by
using
methods
that
process
information
recognize
patterns.
For
example,
use
micro
intelligent
processor
algorithms
new
with
high
precision
thus
provide
adequate
protection.
In
this
study,
relay
was
modeled
neural
network,
it
observed
had
higher
accuracy
than
conventional
relay.
addition
detecting
fault
its
location,
type
phase
fault,
three-stage
simultaneous
protection
be
performed.
As
result,
number
linear
reduced
based
technologies.
An
MLP
(multilayer
perceptron)
is
model
sequence
distances.
Processes,
Год журнала:
2024,
Номер
12(1), С. 114 - 114
Опубликована: Янв. 2, 2024
Effective
fluid-loss
control
in
oil
wells
is
a
critical
concern
for
the
industry,
particularly
given
substantial
reserves
situated
carbonate
reservoirs
globally.
The
prevalence
of
such
expected
to
rise
with
slow
depletion
hydrocarbons,
intensifying
need
address
challenges
related
deteriorating
reservoir
properties
post
well-killing
operations.
This
deterioration
results
significant
annual
losses
hydrocarbon
production
at
major
enterprises,
impacting
key
performance
indicators.
To
tackle
this
issue,
study
focuses
on
enhancing
technology
efficiency
abnormally
low
formation
pressures.
authors
propose
development
new
blocking
compositions
that
prevent
fluid
loss
treatment
fluids
by
productive
reservoir.
research
tasks
include
comprehensive
analysis
global
experience
technology;
compositions;
an
investigation
their
physico-chemical,
rheological,
and
filtration
properties;
evaluation
effectiveness
complicated
conditions.
technology’s
application
gas
condensate
fields
Volga-Ural
province
showcases
its
practical
implementation.
provides
valuable
insights
solutions
improved
reservoirs,
ultimately
well
recovery.
Inventions,
Год журнала:
2024,
Номер
9(6), С. 115 - 115
Опубликована: Ноя. 12, 2024
Currently,
one
of
the
most
pressing
global
issues
is
ensuring
that
human
activities
have
access
to
water
resources
meet
essential
quality
standards.
This
challenge
addressed
by
implementing
a
series
organizational
and
technical
measures
aimed
at
preserving
ecology
basins
reducing
level
harmful
industrial
emissions
other
pollutants
in
aquatic
environment.
To
guarantee
necessary
resources,
monitoring
conducted
based
on
selected
parameters
using
various
methods
means
control.
From
these
results,
suitable
are
formulated
applied
maintain
quality.
Various
scientific
works
extensively
discuss
different
approaches
management
compliance
with
specified
requirements.
Modern
strategies
for
developing
systems
leverage
capabilities
information
collect,
process,
store,
transmit
information,
enabling
resolution
geographically
distributed
bodies
real
time.
paper
proposes
an
approach
employs
mathematical
identify
significant
factors
determining
assess
their
interrelations
priori
ranking,
multivariate
correlation
regression
analysis,
integral
quantitative
assessment.
A
hardware
software
solution
development
unified
integrated
analytical
system
proposed.
enables
continuous
assessment
set
key
parameters,
addressing
range
critical
tasks.
provides
detailed
description
product,
presents
demonstration
real-world
data,
discusses
anticipated
benefits
such
system.
Energies,
Год журнала:
2023,
Номер
16(24), С. 8099 - 8099
Опубликована: Дек. 16, 2023
This
paper
presents
a
resilience-oriented
energy
management
approach
(R-OEMA)
designed
to
bolster
the
resilience
of
networked
microgrids
(NMGs)
in
face
extreme
events.
The
R-OEMA
method
strategically
incorporates
preventive
scheduling
techniques
for
hydrogen
(H2)
systems,
renewable
units,
controllable
distributed
generators
(DGs),
and
demand
response
programs
(DRPs).
It
seeks
optimize
delicate
balance
between
maximizing
operating
revenues
minimizing
costs,
catering
both
normal
critical
operational
modes.
evaluation
framework
is
conducted
through
numerical
simulations
on
test
system
comprising
three
(MGs).
consider
various
disaster
scenarios
entailing
diverse
durations
power
outages.
results
underscore
efficacy
augmenting
NMG
refining
efficiency
during
Specifically,
integrates
response,
DGs,
orchestrating
their
collaborative
operation
with
predictive
insights.
ensures
preparedness
emergency
operations
event
disruptions,
enabling
supply
loads
reach
82%
100%
milder
scenarios.
proposed
model
formulated
as
mixed-integer
linear
programming
(MILP)
framework,
seamlessly
integrating
insights
pre-scheduling
strategies.
novel
contributes
advancing
resilience,
revealed
by
outcomes
these
simulations.
Frontiers in Earth Science,
Год журнала:
2024,
Номер
12
Опубликована: Июль 5, 2024
Pipeline
transportation
is
the
main
means
of
oil,
natural
gas
and
other
energy
sources.
During
transportation,
corrosive
substances
in
oil
can
cause
damage
to
pipeline
structure.
A
non-destructive
testing
technology
for
corrosion
based
on
electromagnetic
ultrasound
was
proposed
improve
stability
safety
systems.
This
utilized
empirical
mode
decomposition
singular
spectrum
analysis
denoise
signals.
The
designed
signal
denoising
algorithm
completely
removed
mild
noise
pollution.
When
using
this
method
detect
corrosion,
maximum
calculation
error
wall
thickness
0.1906
mm,
lowest
0.0015
mm.
detecting
small
area
deficiency,
amplitude
detection
increased
with
depth,
up
a
around
24
V,
which
accurately
reflected
defects.
pipelines
effectively
helpful
regular
maintenance
transmission
International journal of engineering. Transactions B: Applications,
Год журнала:
2024,
Номер
37(5), С. 852 - 859
Опубликована: Янв. 1, 2024
Polyethylene
pipeline
is
an
essential
infrastructure
of
gas
distribution
network,
and
there
are
some
problems
such
as
complex
damage
assessment
tedious
process.
How
to
choose
effective
method
for
polyethylene
pipelines
the
focus
implementation
network
at
present.
In
this
paper,
a
nonlinear
directional
wave
proposed
detect
by
acoustic
wave,
results
searched.
The
rationality
verified
calculating
aerodynamic
equation.The
show
that
fixed
can
accurately
determine
crack
propagation
degree
simplify
process,
superior
linear
method.
Therefore,
be
used
assess
ethylene
in
networks,
which
has
strong
practicality
provides
support
actual
assessment.
International journal of engineering. Transactions C: Aspects,
Год журнала:
2024,
Номер
37(6), С. 1098 - 1105
Опубликована: Янв. 1, 2024
The
scientific
article
presents
the
results
of
research
to
identify
regularities
arising
from
abrasive
finishing
surfaces
parts
made
aluminium
alloy
grade
(AMts)
in
a
magnetic
field.
As
result
conducted
experiments
relations
between
variable
factors
field
and
quality
indicators
mark
AMts
which
have
been
expressed
by
means
physical
statistical
model
graphic
dependences
functions
defined
as
Ra
=
f(t,
n)
f(B,
S).
It
has
established
that
allows
for
an
insignificant
amount
time
t
4...12
min
reduce
surface
roughness
initial
1.3...1.9
μm
0.23...0.85
(depending
on
processing
conditions).
In
addition,
optimization
problem
determining
optimal
conditions
field,
providing
achievement
minimum
value
Ramin
0.23
was
solved.
This
comparative
analysis
delves
into
the
applications
of
Artificial
Intelligence
(AI),
Neural
Networks,
and
Control
Systems
within
mining
industry.
It
explores
advantages,
limitations,
future
prospects
these
technologies,
shedding
light
on
how
they
are
transforming
landscape
operations.
By
examining
their
roles
in
optimizing
safety,
efficiency,
sustainability,
this
article
aims
to
provide
valuable
insights
for
stakeholders
sector
beyond.
The
main
purpose
of
this
research
is
to
create
a
mathematical
model
for
the
method
early
diagnosis
pipe
damage
based
on
linear
guided
waves
with
subsequent
digital
testing
ability
detect
various
defects
in
material
pipelines.In
study
we
applied
methods
modelling
and
verification
developed
software
environment
Simulation
Solidworks
analytical
conclusions
about
nature
functioning
proposed
detection
pipes.
equations
propagation
acoustic
continuous
medium,
reflex
non-continuous
pipes
help
ultrasonic
linearly
directed
waves.The
results
indicate
that
polyethylene
has
inhomogeneities
material,
including
variety
cracks.
