REM - International Engineering Journal,
Journal Year:
2025,
Volume and Issue:
78(2)
Published: Jan. 1, 2025
Abstract
The
main
objective
of
this
study
is
to
determine
the
corrosive
behavior
class
321
austenitic
stainless
steel
by
carrying
out
laboratory
corrosion
tests
using
potentiodynamic
polarization
technique,
a
standard
solution
sodium
chloride
(NaCl)
and
an
ammonium
(NH4Cl),
both
solutions
at
concentration
3.5%
wt./v.
Ammonium
salt
formed
in
reaction
sections
gasoline
diesel
hydrotreating
units
between
ammonia
hydrochloric
acid
present
cargo
be
processed.
It
highly
aggressive
form
on
various
types
metallic
materials,
commonly
used
construction
equipment
pipelines
oil
gas
industry.
Its
damage
can
cause
unscheduled
downtime,
loss
containment,
production,
as
well
potentially
causing
people,
installations,
environment.
ASTM
showed
higher
resistance
than
304
316L
steels.
During
general
maintenance
shutdown
unit
Brazilian
refinery
2024,
industrial
application
material
will
demonstrated
heat
exchanger
tube
bundle
for
effluent
from
section,
made
steel.
Starch - Stärke,
Journal Year:
2024,
Volume and Issue:
76(7-8)
Published: Feb. 6, 2024
Abstract
Corrosion
threatens
materials
in
diverse
industries,
necessitating
sustainable
corrosion
inhibitors.
Polysaccharides,
abundant
natural
polymers,
emerge
as
eco‐friendly
This
review
explores
polysaccharides'
efficacy,
mechanisms,
and
applications.
It
introduces
the
significance
of
vital
role
inhibitors,
positioning
polysaccharides
promising
green
solutions.
The
exploration
covers
polysaccharide
diversity,
sources,
attributes.
mechanisms
are
detailed,
setting
stage
for
understanding
inhibition
strategies.
with
unique
adsorption
film‐forming
properties,
effective
elucidated
through
electrochemical
studies.
Influential
factors
like
pH,
temperature,
concentration
effects,
along
practical
applicability
considerations,
examined.
Real‐world
implementations
across
industries
underscore
versatility,
often
surpassing
traditional
Despite
challenges,
this
outlines
their
role,
addressing
concerns
proposing
future
directions.
Polysaccharides
alternatives,
illuminating
inhibitive
applications,
guiding
continued
research
prevention.
Discover Chemical Engineering,
Journal Year:
2024,
Volume and Issue:
4(1)
Published: Oct. 15, 2024
This
review
provides
a
survey
of
computational
methods
generally
used
in
the
evaluation
corrosion
inhibition
metallic
materials
various
environments.
Herein
general
overview
is
given,
thereafter,
discussion
most
widely
given
which
include;
molecular
dynamics
(MD)
simulations,
Monte
Carlo
(MC)
density
functional
theory
(DFT),
Semi-empirical
and
first-principles
calculations
Ab
initio
(Hartree
Fock)
calculations.
A
comparison
comparative
analysis
experimental
approaches
studies
was
after
prospects
use
science
were
discussed.
Overall,
each
these
has
its
strengths
limitations,
but
when
combination,
they
are
capable
providing
holistic
understanding
mechanisms.
International Journal of Hydrogen Energy,
Journal Year:
2024,
Volume and Issue:
82, P. 281 - 310
Published: Aug. 1, 2024
Hydrogen
(H),
emerging
as
a
sustainable
and
promising
clean
energy
source,
holds
significant
potential
for
transitioning
towards
H-based
economy,
offering
cleaner
alternative
to
traditional
fossil
fuels.
However,
hydrogen
embrittlement
(HE)
poses
substantial
obstacle
this
transition,
impacting
critical
sectors
such
transportation,
defense,
production,
construction.
Computational
modeling,
driven
by
the
continuous
development
of
new
algorithms
high-performance
computing
platforms,
emerges
an
attractive
avenue
unravel
address
complexities
associated
with
HE.
In
particular,
multidisciplinary
modeling
approach
shows
in
investigating
intricate
interactions
between
H
materials
across
different
temporal
spatial
scales.
Over
last
few
decades,
there
have
already
been
many
developments
computational
investigations
based
on
coupled
study
diffusion,
deformation,
fracture
processes
multifaceted
aspects
HE
problem.
This
comprehensive
review
sheds
light
these
advancements,
providing
insights
into
methodologies
adopted
their
results.
The
begins
concise
overview
commonly
mechanisms
explain
Thereafter,
discussion
shifts
various
advancements
diffusion
from
early
works
most
recent
developments,
encompassing
diverse
aspects,
uptake
through
lattice
structure
role
microstructural
traps
material
microstructure.
section
focuses
several
theoretical
numerical
studies
that
simulate
how
affects
characteristics
mechanical
properties
metals
alloys.
includes
applications
state-of-the-art
models
predict
H-assisted
crack
growth,
well
range
models,
continuum-based
finite
element
simulations,
micro-meso
scale
studies.
IntechOpen eBooks,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 10, 2025
Gas
pipelines
are
fundamental
structures
for
transporting
energy
resources.
Their
integrity
is
constantly
threatened
by
failures
caused
potential
punctures
or
ruptures,
leading
to
gas
releases,
which
can
have
significant
consequences
the
installation,
people,
and
environment.
Various
methodologies
been
proposed
improve
Pipeline
Structural
Integrity
Management
(PSIM)
processes.
In
this
work,
a
model
estimating
probability
of
release
failure
using
Quantitative
Fault
Tree
Analysis
(QFTA)
approach.
The
Minimum
Cut
Set
(MCS)
technique
applied
along
with
assessment
Importance
Measures
(IM)
provide
an
accurate
estimation
rate
(λ)
identification
most
critical
basic
events.
This
information
be
used
support
actions
in
Risk-Based
Inspection
(RBI)
Reliability-Centered
Maintenance
(RCM)
eliminate,
control,
mitigate
risks.
was
validated
comparing
results
obtained
through
Monte
Carlo
Simulation
data
from
official
databases
pipeline
incidents/accidents
similar
models
published
literature.
proved
capable
accurately
(λ),
closely
matching
database
values
more
convergent
than
those
achieved
reference
study
also
provides
guidelines
correct
effective
application
PSIM
routines.
