3D Print i fremtidens byggeri - Danske Erhvervsskoler og ... · Khoshnevis focuses on 3D...
Transcript of 3D Print i fremtidens byggeri - Danske Erhvervsskoler og ... · Khoshnevis focuses on 3D...
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3D Print i fremtidens byggeriJakob M. Jørgensen, Teknisk Chef - 3D Printhuset
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3D print anvendt i byggeriet
▶ 3D Print i byggeriet▶ Hvorfor er det interessant▶ 25 års udvikling▶ Globalt overblik
▶ “THE BOD” projektet i Nordhavn▶ Oprindelse▶ Process, og udfordringer
▶ Udvikling og fremtidens konstruktion▶ Status▶ Automatisering▶ Fremtidens arbejdsplads
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Hvorfor er 3D print interessant i byggeriet?
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5 Største Fordele i fremtiden:● Designfrihed (“kompleksitet er gratis”)
● Automatisering○ Lavere omkostninger / Højere produktivitet○ Markant færre fejl○ Bedre sikkerhed○ Højere precision○ Mere direkte vej fra tanke til produkt.
● Hurtigere byggetid
● Reduktion af affald / spild
● Nye materialer (genbrug)
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3D Print i Byggeriet1995 - 2018
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1995:Professor Berok Khoshnevis of University of Southern California in LA takes out patent on ceramic extrusion
2000:Khoshnevis focuses on 3D construction printing and makes the concept Contour Crafting
2003:Ruper Soar, Loughborough University gets funded for upscaling 3D printing to construction purposes
2005:Enrico Dini, Pisa, Italy, takes out patent for the D-Shape technology (binder jetting)
2008:Loughborough begins to 3D print concrete (Skanska) – and Khoshnevis got funding for NASA project.
De første 15 år – 1995 - 2010
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Eksponentiel vækst de seneste 10 år
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Europe’s first 3D printed building The BOD – ”Building On Demand”, 3D Printhuset
The Yhnova – social housing Nantes University/Batiprint
Europa overblik – 2018
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Pavilion Chinese courtyard house Mansion, 1.200 m2
6 storey appartment building Curved house (not complete)
All by Winsun, China
Office of the future, Dubai
Asien overblik – 2018
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Villa, Huashang Tsenda, China Hotel suite, Total Kustom, Villa, Specavia, Yaroslavl, Russia Manilla, Philippines
House, Apis Cor, Moscow, Russia Drone Laboratory, Cybe, Dubai
Asien overblik – 2018
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Army barack, US Military
USA overblik – 2018
ICON, Marts 2018
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THE BOD – Europas første 3D printede hus
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Byggeriets Faser
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Udgravning til fundament Armering til fundament + pælefundering
Støbning af pladefundament
1 2 3
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3D Printer monteres on site 3D Print af SokkelTraditionel udstøbningaf terrændæk og installationer / vand
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3D Print af for- og bagmurPrimeWool genbrugspapir-isolering fyldes i hulmur.Søjler støbes ud
Tag og vinduer isættes
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Fremtidens Byggeri med 3D print
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3D print af sokkel og mure75
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Mod fuld autonomi
- Kvalitetskontrol af materiale
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Mod fuld autonomi
- Automatisering af blanding- kontinuert eller batch
- Automatisering af pumpe- Lukket Feedback loop:
- Sensor i printer- Sensorer der måler
materialeegenskaber- Rensning og klargøring
- Kvalitetskontrol af materiale
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Mod fuld autonomi
- Sensorer: - Materialefremføring, viskositet, tixotropi- Optiske – camera + 3D scan- Encoder: Motor-position- Temperatur, fugtighed- ???
- Overvågning af eksternt miljø – personer, fugle.- “AI” der kan tage beslutninger baseret på ovenstående
- Automatisering af blanding- kontinuert eller batch
- Automatisering af pumpe- Lukket Feedback loop:
- Sensor i printer- Sensorer der måler
materialeegenskaber- Rensning og klargøring
- Kvalitetskontrol af materiale
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Now Exploration
3D konstruktionstype / kategorier
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Introduction Growth Maturity Saturation Decline
Rev
enue
End of life
3D Construction Printing - StatusMarkedets modenhed
Audience Innovators Early Adopter Every Majority Late Majority LaggardMarket Small Expanding High Peaked Contracting
Price Very High High High Medium LowSales Low Expanding High Flattening Moderate
Competition Low Increasing Moderate High ModerateBusiness
Focus Awareness Growth Market shareCustomer Retention Transition
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Gartners hype cycle – Forventning (forudsigelse!!)3D Construction Printing 2017/18
Explanation: A potential Early publicity Reduced interest More instances of Mainstream technological produces a as experiments how the technology adaptation starts breakthrough Number of and projects can benefit start to to take off Starts things off success stories fail to deliver crystalise and become more widely understood
Bound to happen if information is not provided more seriously. Need to align expectations to what is realistic !
Examples of hype - ”3D Printed house in 24 hours”, Apis Cor- ”3D Print skyscrabers in 2022”, Cazza- 3D printing of the office of the future ,Winsun
Predicted to happen in 2018-19
Predicted to happen in 2020
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3D Construction printing – Hype vs virkelighedIndtil nu, har 3D print i byggeriet kun adresseret en lille del af det samlede byggeri, både økonomisk og tidsmæssigt.
• Indenfor de 35 %, har ingen endnu 3D printet Tag, Dæk eller gulv. Så vi snakker måske i virkeligheden omkring 20 % af det totale byggeri som bliver 3D printet
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Fremtidens jobs
Source: Ahmed, Sherif & Emam, Hassan & Farrell, Peter. (2014). Barriers to BIM/4D Implementation in Qatar10.13140 ./RG.2.1.4990.4164.
● Produktionsbranchen har opnået et højt niveau af digitalisering og automation
● Hvorfor har byggebranchen ikke opnået det samme?○ De fleste bygninger er “prototyper”○ Byggeri er i høj grad stadig en manuel
process○ Byggebranchen bruger BIM (3D)
værktøjer, men håndværkeren på pladsen får en plantegning (2D)
○ Meget komplekse projekter○ Mange spillere, meget kommunikation
● Automation har faktisk trukket produktion og jobs TILBAGE til dk, som tidligere har været outsourcet.
● Automation øger uddannelseskravet generelt● Forventningerne til
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Hvilke kompetencer er vigtige på fremtidens byggeplads?
Entreprenører, byggeledere og site engineers● Mere digital og autonom logistik. ● Nye standarder og metoder for kvalitetssikring● Live “bug” fixing - Intet software uden bugs
Håndværkere● Mere maskintekniske, mere uddannelse● Styring og vedligehold af robotter● Opsætning, nedtagning, overvågning af process● Gradvist mindre manuelt arbejde● Deltager i højere grad i udvikling af teknologi
Arkitekter og Rådgivere● Større krav til BIM software● Meget kendskab til digital fremstilling● Høje krav til tekniske tegnere / digitale modeller● Høj grad af simulering / FEM / Topopt
“Robotter arbejder autonomt, men de skal stadig udvikles, bygges, styres og vedligeholdes”
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