Fluids,
Journal Year:
2024,
Volume and Issue:
9(7), P. 158 - 158
Published: July 8, 2024
Accurately
and
instantly
estimating
the
hydrodynamic
characteristics
in
two-phase
liquid–gas
flow
is
crucial
for
industries
like
oil,
gas,
other
multiphase
sectors
to
reduce
costs
emissions,
boost
efficiency,
enhance
operational
safety.
This
type
of
involves
constant
slippage
between
gas
liquid
phases
caused
by
a
deformable
interface,
resulting
changes
volumetric
fraction
creation
structures
known
as
patterns.
Empirical
numerical
methods
used
prediction
often
result
significant
inaccuracies
during
scale-up
processes.
Different
methodologies
based
on
artificial
intelligence
(AI)
are
currently
being
applied
predict
flow,
which
was
corroborated
with
bibliometric
analysis
where
AI
techniques
were
found
have
been
pattern
recognition,
determination
each
fluid,
pressure
gradient
estimation.
The
results
revealed
that
total
178
keywords
70
articles,
29
reached
threshold
(machine
learning,
pattern,
intelligence,
neural
networks
high
predominance),
published
mainly
Flow
Measurement
Instrumentation.
journal
has
highest
number
articles
related
studied
topic,
nine
articles.
most
relevant
author
Efteknari-Zadeh,
E,
from
Institute
Optics
Quantum
Electronics.
Nondestructive Testing And Evaluation,
Journal Year:
2024,
Volume and Issue:
39(8), P. 2450 - 2466
Published: Jan. 9, 2024
This
study
explores
a
new
electrode
configuration
for
measuring
the
void
fraction
of
two-phase
flows
using
capacitance-based
sensors.
The
proposed
method
is
considered
'skewed'
because
its
unique
geometric
shape,
and
performance
sensor
was
evaluated
improved
via
multiple
simulations
COMSOL
Multiphysics
software.
encompass
three
different
flow
patterns,
stratified,
annular
homogeneous,
whose
themselves
were
verified
in
previous
study.
influences
properties
parameters
on
sensitivity
to
determine
an
optimal
configuration.
Furthermore,
distribution
fractions
analysed
various
patterns.
Additionally,
also
compared
alongside
double-ring
concave
sensors
overall
sensitivity.
At
2.11
pF,
significantly
higher
than
that
other
It
worth
mentioning
measurement
precision
multiphase
meters
high
importance,
particularly
petroleum
industry
oil
price
amount
transported
products.
PLoS ONE,
Journal Year:
2024,
Volume and Issue:
19(5), P. e0301437 - e0301437
Published: May 16, 2024
Many
different
kind
of
fluids
in
a
wide
variety
industries
exist,
such
as
two-phase
and
three-phase.
Various
combinations
them
can
be
expected
gas-oil-water
is
one
the
most
common
flows.
Measuring
volume
fraction
phases
without
separation
vital
many
aspects,
which
financial
issues.
methods
are
utilized
to
ascertain
volumetric
proportion
each
phase.
Sensors
based
on
measuring
capacity
so
popular
because
this
sensor
operates
seamlessly
autonomously
necessitating
any
form
segregation
or
disruption
for
process.
Besides,
at
present
moment,
Artificial
intelligence
(AI)
nominated
useful
tool
several
fields,
metering
no
exception.
Also,
three
main
type
regimes
found
annular,
stratified,
homogeneous.
In
paper,
fractions
three-phase
homogeneous
regime
measured.
To
accomplish
objective,
an
Neural
Network
(ANN)
capacitance-based
utilized.
train
presented
network,
optimized
was
implemented
COMSOL
Multiphysics
software
after
doing
lot
simulations,
231
data
produced.
Among
all
obtained
results,
70
percent
(161
data)
awarded
data,
rest
(70
considered
test
data.
This
investigation
proposes
new
intelligent
system
Multilayer
Perceptron
network
(MLP)
that
estimate
water-oil-gas
fluid’s
water
precisely
with
very
low
error.
The
Mean
Absolute
Error
(MAE)
equal
1.66.
dedicates
predicting
method’s
considerable
accuracy.
Moreover,
study
confined
cannot
measure
void
other
fluid
types
future
works.
temperature
pressure
changes
highly
temper
relative
permittivity
density
liquid
inside
pipe
another
idea.
IEEE Access,
Journal Year:
2023,
Volume and Issue:
11, P. 60709 - 60716
Published: Jan. 1, 2023
Accurately
determining
phase
fractions
in
two-phase
flows
is
among
the
most
significant
issues
Industries
related
to
production
and
processing
of
petroleum
petrochemicals.
There
are
numerous
sensor
types
configurations
for
measuring
void
fraction.
In
this
respect,
capacitance-based
commonly
recognized
as
one
precise
widely
utilized
sensors.
essay,
COMSOL
Multiphysics
software,
which
has
been
benchmarked,
was
used
simulations
with
various
electrode
architectures
oil-air
flow
an
annular
pattern.
The
initial
were
helix,
double
ring,
concave
parallel
plates.
Finite
element
analysis
utilizing
executed
compare
configurations.
Results
exposed
disparate
sensitivities
different
geometries.
To
get
better
results,
a
new
geometry
called
arrow-shaped
optimized
Artificial
intelligence
(AI)
proposed
compared
others.
responses
presented
demonstrated
that
had
21%
higher
sensitivity
than
best-performing
four
other
existing
designs,
including
concave,
These
results
indicate
superior
performance
its
potential
use
high-sensitivity
applications.
Nondestructive Testing And Evaluation,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 27
Published: July 7, 2024
Measuring
the
volume
fraction
of
different
types
fluids
with
two
or
three
phases
is
so
vital.
Among
all
available
methods,
them,
capacitance-based
and
gamma-ray
attenuation,
are
popular
widely
used.
Moreover,
nowadays,
AI
which
stands
for
Artificial
Intelligence
can
be
seen
almost
in
areas,
measuring
section
no
exception.
In
this
paper,
main
goal
to
predict
a
three-phase
homogeneous
fluid
contains
water,
oil,
gas
materials.
To
opt
an
optimised
method,
combination
sensors,
attenuation
sensor
Neural
Networks
(ANN)
utilised.
train
proposed
metering
system
MLP
type,
inputs
considered.
For
first
input,
concave
simulated
COMSOL
Multiphysics
software
combinations
(different
fractions)
applied.
Then
through
theoretical
investigations
sensor,
Barium-133
radiates
0.356
MeV
This
way,
second
required
input
generated.
Finally,
implement
new
accurate
system,
number
networks
characteristics
run
MATLAB
software.
The
best
structure
had
Mean
Absolute
Error
(MAE)
equal
0.33,
3.68
3.75
oil
phases,
respectively.
accuracy
presented
illustrated
by
received
outcomes.
novelty
study
proposing
combined
method
that
measure
fluid's
fractions
containing
precisely.
Metrology,
Journal Year:
2025,
Volume and Issue:
5(1), P. 6 - 6
Published: Jan. 15, 2025
This
paper
proposes
a
metrologically
interpretable
soft
sensing
method
for
estimating
the
liquid
flow
rates
in
hydraulic
systems
from
non-invasive
vibration
frequency
power
band
data.
Despite
considerable
interest
estimation,
state-of-the-art
methods
provide
little
to
no
metrological
capabilities.
In
this
work,
dedicated
test
rig
was
developed
automatically
acquire
and
rate
data
centrifugal
pump,
range
between
0.05
×
10−5m3/s
9.11
10−5m3/s.
The
were
processed
into
bands,
which
subsequently
used
optimize
train
multilayer
perceptron
neural
network
sensing.
trained
model
compared
with
models
different
processing
literature.
resulted
root
mean
squared
error
75.4%
smaller
than
second-best
cross-validation,
51.5%
uncertainty
of
proposed
regression
estimated
using
combination
ensemble
learning
Monte
Carlo
simulations,
combined
reference
sensor
obtain
total
sensor,
found
be
3.9
10−6m3/s
6.1
throughout
measured
range.
accuracy
largest
individual
contribution
final
uncertainty,
closely
followed
by
uncertainty.
Sensors,
Journal Year:
2023,
Volume and Issue:
23(15), P. 6959 - 6959
Published: Aug. 5, 2023
Two-phase
fluids
are
widely
utilized
in
some
industries,
such
as
petrochemical,
oil,
water,
and
so
on.
Each
phase,
liquid
gas,
needs
to
be
measured.
The
measuring
of
the
void
fraction
is
vital
many
industries
because
there
two-phase
with
a
wide
variety
liquids.
A
number
methods
exist
for
fraction,
most
popular
capacitance-based
sensors.
Aside
from
being
easy
use,
sensor
does
not
need
any
separation
or
interruption
measure
fraction.
In
addition,
contemporary
era,
thanks
Artificial
Neural
Networks
(ANN),
measurement
have
become
much
more
accurate.
same
can
said
this
paper,
new
metering
system
utilizing
an
8-electrode
Multilayer
Perceptron
network
(MLP)
presented
predict
air
water
volume
fractions
homogeneous
fluid.
Some
characteristics,
temperature,
pressure,
etc.,
impact
on
results
obtained
aforementioned
sensor.
Thus,
considering
temperature
changes,
proposed
predicts
independent
pressure
variations.
All
simulations
were
performed
using
COMSOL
Multiphysics
software
changes
275
370
degrees
Kelvin.
range
1
500
Bars,
was
considered
pressure.
has
inputs
mentioned
software,
along
temperature.
only
output
belongs
predicted
which
low
MAE
equal
0.38.
based
result,
it
that
precisely
measures
amount
Applied Sciences,
Journal Year:
2024,
Volume and Issue:
14(11), P. 4854 - 4854
Published: June 4, 2024
Knowledge
of
the
liquid–gas
flow
regime
is
important
for
proper
control
many
industrial
processes
(e.g.,
in
mining,
nuclear,
petrochemical,
and
environmental
industries).
The
latest
publications
this
field
concern
use
computational
intelligence
methods
structure
recognition,
which
include,
example,
expert
systems
artificial
neural
networks.
Generally,
machine
learning
exploit
various
characteristics
sensors
signals
value,
time,
frequency,
time–frequency
domain.
In
work,
convolutional
network
(CNN)
VGG-16
applied
analysis
histogram
images
obtained
water–air
by
using
gamma-ray
absorption.
experiments
were
carried
out
on
laboratory
hydraulic
installation
fitted
with
a
radiometric
measurement
system.
essential
part
horizontal
pipeline
made
metalplex,
4.5
m
long,
an
internal
diameter
30
mm.
set
used
investigation
consists
linear
Am-241
radiation
source
energy
59.5
keV
scintillation
detector
NaI(Tl)
crystal.
four
types
regimes
(plug,
slug,
bubble,
transitional
plug–bubble)
studied.
MATLAB
2022a
software
was
to
analyze
signal
from
detector.
It
found
that
CNN
correctly
recognizes
more
than
90%
cases.