Mul%func%onal components for the building envelope · 2017-08-14 · ECO-SEE & AMANAC Indoor Environmental Quality Workshop | Munich ... Project Goals Development of building materials

ECO-SEE&AMANACIndoorEnvironmentalQualityWorkshop|Munich|18February2016

Mul%func%onalcomponentsforthebuildingenvelopeNelsonSilva,CBI


Mul%func%onalcomponentsforthebuildingenvelope

Content

•  Overview,GoalsandConcept

•  MaterialDevelopment

•  ComponentDevelopment



ProjectOverview

www.h-house-project.eu

•  4years(Sep’13–Aug’17)

•  6.55M€(4.75M€fromEC)

•  25%RTD42%SME33%IND



ProjectGoalsDevelopmentofbuildingmaterialsandcomponentsforexternalandinternalwalls,forbothnewbuildingsandrenovaZon.•  PhysicalandchemicalproperZes

•  Indoorairquality•  EnergyefficiencyandsoundinsulaZon

•  Embodiedenergy

•  Durability,maintenanceandservicelife



ProjectConcept



Tex%leReinforcedConcrete(TRC)

•  Improveddurability:nocorrosion,frost-resistantandeasy-to-cleansurfaces

•  Reducedembodiedenergy:nosteelreinforcement,lowclinkercontent,reducedthickness/lightweight

•  80-100MPa

•  Carbongridreinforcement

•  FuncZonalizedsurfaces(TiO2)



Tex%leReinforcedConcrete(TRC)Scale-upproducZon



Tex%leReinforcedConcrete(TRC)Scale-upproducZon



•  140MPa

•  Noreinforcement

•  Self-cleaningsurfaces

UltraHighPerformanceConcrete(UHPC)

•  Reducedembodiedenergy

•  Improveddurability



UltraHighPerformanceConcrete(UHPC)Self-cleaningsuperhydrophobicsurfaces(Lotuseffect)

•  Contactangle≥140°

•  Roll-offangle≤10°



UltraHighPerformanceConcrete(UHPC)Scale-upproducZon(pilotscale)



FoamConcrete(FC)+Aerogels

•  120kg/m3

•  40mW/(m·K)wo.aerogel

•  30mW/(m·K)wi.30vol.%aerogel

•  Improvedfire-safety:non-flammableandnon-toxic

•  Reducedembodiedenergy:lowcementcontentandambientpressuredrying

•  Energyefficient:goodthermalperformance



AutoclavedAeratedConcrete(AAC)OpZmizaZonbasedonperformanceproperZes



AutoclavedAeratedConcrete(AAC)

Impact categoryREFERENCE

CEM I 42,5 R(ft)

CEM II/A-S 52,5N

CEM II/B-P 42,5N

CEM II/B-M (V-LL) 42,5R

CEM III/A 42,5 N

CEM III/B 42,5 N

CEM V/A(S-P) 42,5 N

Non renewable energy [kwh] 0 3% -2% -5% 13% 19% 1%

Climate change [kg CO2 eq] 0 -3% -5% -9% -3% -5% -11%

Acidification [molc H+ eq]

0 -1% -5% -9% 3% 4% -8%

Terrestrial eutrophication

[molc N eq]0 -3% -7% -10% -5% -8% -13%

Freshwater eutrophication

[kg P eq]0 10% -4% -6% 19% 29% 5%

Freshwater ecotoxicity [CTUe] 0 3% -2% -3% 7% 11% 1%

Land use [kg C deficit] 0 3% 49% -2% 15% 21% 56%

OpZmizaZonbasedonLCA



Conceptualdesign

Sample

Plan

ElevaZon South North



TRC-FCfaçadeelementsconcept

U-value:0.15W/m2·K



UHPC-AACfaçadeelementsconcept



www.h-house-project.eu

Acknowledgements

Documents

Mul%func%onal components for the building envelope · 2017-08-14 · ECO-SEE & AMANAC Indoor Environmental Quality Workshop | Munich ... Project Goals Development of building materials