Energy & Fuels,
Journal Year:
2024,
Volume and Issue:
38(20), P. 19393 - 19413
Published: Oct. 8, 2024
Wind
power
technology,
as
a
crucial
form
of
wind
energy
application,
is
one
the
most
mature
generation
methods
in
global
renewable
sector.
With
rapid
growth
power,
early
turbines
are
approaching
their
decommissioning
peak,
resulting
large
volume
end-of-life
turbine
blades
(EWTBs).
The
recycling
and
resource
utilization
EWTBs
represent
new
significant
research
area
that
could
help
achieve
sustainable
future
while
reducing
waste.
This
work
focuses
on
efficient
EWTBs,
particularly
concerning
organic
resins
inorganic
fibers.
Traditional
disposal
methods,
such
landfilling
incineration,
result
severe
waste
environmental
pollution.
Therefore,
development
clean
solutions
imperative.
To
provide
comprehensive
understanding
current
practices,
this
paper
reviews
composition,
properties,
technologies
EWTBs.
It
systematically
introduces
various
techniques,
including
physical,
electric-driven,
thermal,
chemical
methods.
progress
different
analyzed,
with
thermal
conversion
emerging
promising
due
to
its
rate
wide
feedstock
applicability.
Furthermore,
evaluates
applications
thermal-chemical
products.
emphasizes
should
focus
low-temperature
processing
multienergy
coupling
concepts.
policy
adjustments
will
significantly
impact
applicability
economic
feasibility
technologies.
Sustainable
necessitates
collaboration
among
government
agencies,
manufacturers,
technical
departments,
representing
trend
toward
large-scale
ensuring
efficient,
environmental,
green
circular
industry.
Materials,
Journal Year:
2025,
Volume and Issue:
18(2), P. 468 - 468
Published: Jan. 20, 2025
Recycling
end-of-life
wind
turbines
poses
a
significant
challenge
due
to
the
increasing
number
of
going
out
use.
After
many
years
operation,
lose
their
functional
properties,
generating
substantial
amount
composite
waste
that
requires
efficient
and
environmentally
friendly
processing
methods.
Wind
turbine
blades,
in
particular,
are
problematic
component
recycling
process
complex
material
composition.
They
primarily
made
composites
containing
glass
carbon
fibers
embedded
polymer
matrices
such
as
epoxies
polyester
resins.
This
study
presents
an
innovative
approach
analyzing
valorizing
these
wastes.
The
research
methodology
incorporates
integrated
analysis
techniques,
including
mechanical
treatment
using
novel
compression
milling
process,
instead
traditional
knife
mills,
which
reduces
wear
on
tools.
Based
differences
structure
colors
materials,
15
different
kinds
samples
named
WT1-WT15
were
distinguished
from
crushed
turbines,
enabling
detailed
physicochemical
properties
identification
constituent
components.
Fourier
transform
infrared
spectroscopy
(FTIR)
identified
key
groups,
confirming
presence
thermoplastic
polymers
(PET,
PE,
PP),
epoxy
resins,
wood,
fillers
fibers.
Thermogravimetric
(TGA)
provided
insights
into
thermal
stability,
degradation
behavior,
heterogeneity
samples,
indicating
mix
organic
inorganic
constituents.
Differential
scanning
calorimetry
(DSC)
further
characterized
phase
transitions
polymers,
revealing
variations
among
samples.
fractionation
was
carried
both
wet
dry
methods,
allowing
for
more
effective
separation
three
fractions—GF1,
GF2,
GF3—along
with
other
components
obtained.
For
instance,
case
GF1
<
40
µm
fraction,
thermogravimetric
revealed
residual
mass
is
high
89.7%,
predominance
result
highlights
effectiveness
proposed
methods
facilitating
recovery
high-value
materials.
Sustainability,
Journal Year:
2024,
Volume and Issue:
16(12), P. 5150 - 5150
Published: June 17, 2024
The
progress
of
civilization,
driven
significantly
by
the
widespread
adoption
electricity,
has
impacted
various
aspects
life,
from
household
operations
to
industrial
activities.
Consequently,
there
been
a
notable
increase
in
waste
production
across
different
sectors
economy.
Among
used
materials,
composite
products
reinforced
with
glass
fibres
stand
out
due
their
prevalent
use
numerous
industries.
While
offering
strength
and
durability,
they
pose
disposal
challenges
complex
composition,
making
recycling
difficult
contributing
accumulation
landfills
or
environmental
contamination.
Industrialised
nations
wrestle
balancing
economic
growth
sustainability,
aiming
reduce
ecological
footprint
Efforts
promote
recycling,
develop
alternative
improve
management
practices
are
crucial
for
mitigating
impact
civilisation’s
progress.
This
article
presents
methods
disposing
post-operation
wind
turbine
blades,
focusing
on
fibre
as
secondary
raw
materials.
We
discuss
technological,
normative,
emphasise
need
ongoing
research
innovation
practices.
examine
cement
advocate
sustainable
principles
renewable
energy
industry,
aligning
endeavours
sustainability
greener
future.
Materials,
Journal Year:
2025,
Volume and Issue:
18(2), P. 351 - 351
Published: Jan. 14, 2025
Carbon-fiber-reinforced
polymers
(CFRPs)
with
epoxy
matrices
are
widely
applied
in
high-performance
structural
applications
and
represent
one
of
the
biggest
classes
materials
urgent
need
for
end-of-life
management.
Available
waste
management
methodologies
conventional
thermoset
composites
a
focus
on
CFRPs
briefly
reviewed
their
limitations
highlighted.
In
quest
to
obtain
mechanical
performance,
thermal
stability,
sustainability,
research
community
has
turned
its
interest
develop
polymer
adaptable
dynamic
networks
matrix,
lately
also
at
an
interface/interphase
level.
The
current
review
focuses
life
extension/waste
options
that
opened
through
introduction
covalent
matrix
CFRPs.
processing
conditions
healing/repairing,
welding/reshaping,
and/or
recycling
presented
detail,
compared
based
most
common
exchange
reactions.
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(10), P. 4307 - 4307
Published: May 9, 2025
Many
decommissioned
wind
turbines
(WTs)
present
significant
recycling
management
challenges.
Improper
disposal
wastes
resources
and
generates
additional
carbon
emissions,
which
contradicts
the
Sustainable
Development
Goals
(SDGs).
This
study
constructs
a
sine
cosine
algorithm
(SCA)–ITransformer–BiLSTM
deep
learning
prediction
model,
integrated
with
dynamic
material
flow
analysis
(DMFA)
multi-dimensional
Energy–Economy–Environment–Society
(3E1S)
sustainability
assessment
framework.
hybrid
approach
systematically
reveals
spatiotemporal
evolution
patterns
circular
economy
value
of
WTs
in
China
by
synthesizing
multi-source
heterogeneous
data
encompassing
policy
dynamics,
technological
advancements,
regional
resource
endowments.
Results
demonstrate
that
will
enter
sustained
wave
WT
retirements
post-2030,
an
annual
capacity
exceeding
15
GW.
By
2050,
new
installations
reach
equilibrium.
North
Northwest
are
emerging
as
core
retirement
zones,
accounting
for
approximately
50%
national
total.
Inner
Mongolia
Xinjiang
face
maximum
pressures.
The
could
yield
CNY
198.5
billion
direct
economic
benefits
reduce
CO2
equivalent
emissions
4.78
to
8.14
tons.
3E1S
framework
fills
critical
gaps
quantifying
comprehensive
equipment
retirement,
offering
theoretically
grounded
practically
actionable
paradigm
global
industry’s
transition.
