Whe
you
look
at
wi d
tu bi es
the
blades
look
la ge
tha
life.
Like
pe ma e t,
mo ume tal
objects
that
will
tu
fo eve
above
the
same
field,
lo g
afte
you
a e
go e
a d
someo e
else
is
looki g
up
at
them
simila ly.
I
eality,
most
wi d
tu bi e
blades
last
o ly
20
to
25
yea s
a d
whe
they
stop
spi i g,
oughly
85
to
90
pe
ce t
of
the
tu bi e
ca
al eady
be
comme cially
ecycled.
But
ot
the
blades.Now,
a
Ge ma
sta tup
is
wo ki g
to
cha ge
this
with
a
mate ial
that
has
bee
he e
all
this
time:
lami ated
ve ee
lumbe ,
the
same
e gi ee ed
wood
fou d
i
st uctu al
beams.
They
a e
maki g
blades
f om
the
wood
athe
tha
fib eglass.
A
woode
blade
up
i
the
sky
I
B eu a,
Ge ma y,
a
tu bi e
sits
i
the
small
fa mi g
commu ity
ea
the
city
of
Kassel.
The
ma ufactu e
is
Voodi
Blade
Tech ology,
which
i
2024
a ou ced
that
it
had
mou ted
its
19.3-mete
woode
blades
o
a
existi g
tu bi e
the e,
dubbi g
it
the
wo ld’s
fi st
p ototype
i stallatio
of
its
ki d.
That
is
about
63
feet
pe
blade,
oughly
the
le gth
of
a
city
bus
a d
a
half,
spi i g
i
ope
fa mla d.The
blades
a e
made
f om
thi
laye s
of
wood
ve ee
bo ded
togethe ,
a
mate ial
the
compa y
says
ecycles
fa
bette
tha
composites
at
the
e d
of
life.
Co-fou de
Jo ge
Castillo
said
the
compa y
had
u
“hu d eds
of
labo ato y
tests
du i g
the
past
two
yea s
to
pe fect
the
blade
mate ial,”
a d
that
the
blades
a e
“eve
mo e
du able
tha
the
existi g
fib eglass
blades,
as
they
show
fewe
fatigue
cha acte istics.”The
mate ial
at
the
ce t e
of
this
buzz
is
lami ated
ve ee
lumbe
o
LVL,
a
fo m
of
e gi ee ed
wood
that
most
Ame ica s
have
walked
past
without
k owi g
it.
It
is
p ese t
i
the
st uctu al
beams
of
la ge
buildi gs,
ma ufactu ed
by
bo di g
multiple
thi
laye s
of
wood
u de
tightly
co t olled
co ditio s.
The
compa y
poi ts
to
its
st e gth,
dime sio al
stability
a d
load-bea i g
capacity
as
the
easo s
a
e ewable
mate ial
ca
take
o
a
job
fib eglass
has
held
fo
decades.Yet
the
blades
eed
to
have
low
weight,
high
stiff ess
a d
be
able
to
su vive
decades
of
ai ,
ice
a d
load
cycles
i
the
ope .
So
the
ma ufactu e
uses
automated
CNC
milli g
machi es
that
cut
complex
3D
shapes
di ectly
f om
a
digital
file,
with
o
moulds
eeded.
Co ve tio al
blades
a e
p essed
i
gia t
moulds,
o e
pe
model,
which
a e
costly
to
build
a d
lose
thei
value
the
mome t
a
tu bi e
model
is
eti ed.
That
si gle
detail
cha ges
the
eco omics
of
p ototypi g
e ti ely.The
compa y
states
that
its
p ocess
i volved
78%
less
ca bo
dioxide
tha
co ve tio al
blade
p oductio ,
while
cutti g
costs
by
up
to
20%.
But
eve
a
f actio
of
those
gai s
would
matte
at
i dust y
scale.
The
disposal
p oblem
is
al eady
visible
i
the
U ited
States,
whe e
tu bi e
blades
have
bee
bu ied
i
a
Wyomi g
la dfill.