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Jump : l’impression 3D au service de la construction | Philippe Roux | TEDxArtsEtMétiersParis


[Music]
I’m sure everyone here at least
once in your life you are found
deal with this construction site which
lasted much longer than
planned
you you’re full and
reality is in fact the
building this is an area which is
which is very sensitive to unexpected and
that even with all the rigor of the world
we
inevitably leads to
delays
significant delays and I student
engineer of arts and crafts
So I needed to change it in
I actually discovered there I discovered
the middle of the construction and
the inevitable difficult dialogue
there between engineers and
architects and I realized
I needed to understand
logical design architects
and how to understand a
architect becoming so I left
architected in school and in school
architected to
I found students who
were frustrated and frustrated actually
because he said, but they have a
imagination he thinks
plenty of forms that could
revolutionize the way we live
in space and in reality they can not
milks not build because it
costs too much so in fact
Today when you walk in
Street well then we are faced with that fact
buildings around us who
are all rights that are simple
standard is in fact there are very few
complex architectural works like
the latter for example which are in fact the
why the students
want to integrate a school
Architectural and when actually sees
the complexity to build
concrete forms with the curvature
like sending previously well it
takes manpower extremely
Qualified requires precision it
takes a brief time it cost
very expensive so it is actually
Today a gap between them
Most architects are
constrained by a smaller budget and
others without financial limitations
which can produce all their cravings
only today
well then that’s changing
and why it is changing
because
we have new technologies
Digital which are sufficiently
mature to allow building
better to build differently
you’re probably not without
that architects today
no longer uses drawing tables
a computer is used and with this
Computer is not change radically
our way of thinking
the architecture makes it continue
to draw lines only is on
a computer
in fact the interest of the digital out
in this is to rethink our way
to design and manufacture
the architected so manufactured by
example with the help of robots
robots that will be extremely
accurate repeatable they will be
able to work in
extreme conditions and at a rate
with a human cadence
could not play at the
design
it asks us the question of what
what we really do when we
designs and what do we do when
in fact it was conceived desires was
constraints were a number
1 certain number of criteria
behind behind our brain
pushes us to create shapes
reality machine
a computer is sufficiently
smart to replicate what
happening in our brain thus
reality could be replaced
functioning of our brain by
algorithm which directly translates its
So rules like for example I
want to draw a flat where my
kitchen is next to my living room or
the chamber is sufficiently illuminated
is sufficiently large
but a little away etc. and it is a
computer just himself ready
organized prize organized these parts
So here not recovered from these
digital technologies
there including 3D printing, which I
is believed could answer a
number of my questions as
many engineers a view that
a viewpoint and architects
So what it’s like
the low 3d printing and this is
made in those little boxes where
from a plastic film roll
we just heat to assemble
layers one after the other and
formed almost all our desires
So today it was extremely
democratize and one is able to
build almost anything
and there we not say well I
can do this also for
buildings and most people do
not actually see the changes it
is when scale changes and it is
also pretty funny to see that
when when we said we did
3d printing in construction
most people say but we
it looks like what your printer
and makes you realize that they
imagine a kind of big box
that will that will encompass an entire building
in reality what is meant by
3d printing and 3d printing or well
its other name its additive manufacturing
is opposed to subtractive manufacturing
her opposes that it is creating a
form
starting from a block of material
August where does remove material
So out of this block in the form
desired and good has a number of
loss of additive manufacturing is to
100% of the starting material which will
used to train our object so
if it’s called 3D printing is
just by analogy with printers
2d who knows me
paper or one proceeds to a creation
image division 2 Small element
color called pixels
well 3d has just printers
cutting a small structure
quantities of material will be called
the vox so that it is making
done in a 3D printer and it
there is a nozzle that has a nozzle
function to pass the
material is a robot which it will be possible
controlling the movement and which will
next move the nozzle into the space
So what is difficult here
in what is difficult is
having upstream of the nozzle a material
will be sufficiently liquid to
we will for us to pump and
bring to the nozzle and at the same time
goal kick have a material that there
does not completely collapses and
So, to be held himself but
same time not too much to have
a certain cohesion with the layers
on sale therefore how do we
plastic bin and simply we do
heat is heated plastic
for it is for it to be pumped
then cooled concrete is
is changing the composition of the concrete
during the trial of myself so there you
say yes but building the
concrete construction that has always
was made in additives is made when
when traditionally it manipulates
concrete is poured into a mold and
No real big
differences between the coup there I
the impression
except that in one case the material
be held in the output and
the other not at all actually in the
the casting what is important is
subtractive operation that takes place
in the creation of the mold is therefore
it is rather indirect and mold
it is considered profitable it
be they can afford to do
a number of rooms with otherwise
it is much too expensive
make a mold for one-piece
So all that’s going to grow
standardization of architecture and
suddenly decrease the value
architectural which is produced and
increase the consumption of materials
So here with with 3D printing
just mentioned a benefit that is
as in 3D printing is the
casting mold with a virtual well
it does not cost more to make a
different form
and therefore we are able to create
Free without formal complexity
additional costs and faster the second
advantage is that one is able to
drastically reduce the amount of
since materials makes the material
we want where we want
it is sufficient and
but today is the most
Much of the concrete which is used in
fact is unnecessary and we do it right
because it is cheaper with
processes that uses the third
perhaps advantage is that is
less direct means security is
to say that it is much easier
to send a robot in rebuilding
post natural disaster areas rather
a human makes all areas
risky one will prefer to send a
robot that will work for us
So where are we today
you’ve probably heard of
houses built in china
Russia
very quickly what is in these
houses is that they are for
Most 2d half called
two enemies that she
not really exploits the 3d
that it is a plan which can be a 2d
uncomplicated but then it
extract Rights vertically so if
is cut in each case in the
building was the same drawing 2d and
it’s quite a shame actually because
3d allows us to harness forms
much more
interesting
anyway that’s in France
to be forthcoming this kind of
this kind of structure it will take a
little more time and because of the
fact certification since for
to build upwards in
places that will help accommodate
public
well, we must ensure that this public
is safe and yet is
as it is not capable of
characterize the material
being printed since the process is
very new and has no office
Control can vouch for
Because of public safety
So we what we did with sorting x
is that we have considered that it was
we would finally sink printed
envelop and we would sink in
inside because in fact the
material that flows inside
is it is able to calculate the
therefore certify that’s how we
is a post from four meters high
with its provence for a public market
and left were the result of this
we have printed and then when we had
cut the supports between the
various vain
Well we still have what we
assembled onsite with thus
within a material that flowed
as we saw in the picture
former
So in reality it is only this
which is inside is useful
to hold to hold the canopy
above and the rest is of no
that the siding is also like that
we did that we developed
of the double walls so behind the name
a little annoying double walls ago
in fact the idea of having a wall while
almost hyper functional suits m
a building site and therefore there are areas
there are areas where you see the
sailing outside the veins there that
will come a host material
will which will allow to support the
upper floors
the wall is hollow and will allow
when flow is an insulating foam
will reduce to reduce losses
and then the heat
acoustic noises that which
pass and is also capable
therefore predict QuickDraw sheaths
pipes electric sheaths
etc.
the inside furniture and
aesthetic desires on the
walls walls actually there
There are two markets which today
distinguishes and we tend to we
tendency to compare is the market
printing printing very
fast and cheap and the market
printing of complex shapes or there
we will need accuracy and
quality therefore the prom for the first
the challenge is going to be it will be
help to help build in
underdeveloped countries with
ecological materials for the local
second
the challenge it will be it will be dual
to be able to build better
Are we able to build
so today by bringing
complexity by making it less
expensive or whether anywhere more
secure but also a part
we imagine that it is hard to imagine
today is to think of
new forms has trouble thinking
today
so I would like to conclude this conclusion
presentation with 7
this quote marshall who mcluhan
already in the 60s expected
you’ll be able to add
no additional cost and complexity so it’s
the route chosen for sorting x
revolutionize the concrete construction
thank you
[Applause]
[Music]
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