A Material Science and Data Driven Approach to Sustainable Infrastructure - Kai Gong.pdf

1、A material science-based and data-driven approach towards Sustainable and Durable Infrastructure ACI Foundations 2024 Technology Forum|May 16th,2024Dr.Kai GONG,Assistant Professor,Department of Civil and Environmental Engineering，Rice Advanced Materials Institute,Rice University1A material science-b

2、ased and data-driven approach towards Sustainable and Durable InfrastructureOutline Part II:Data-driven approach:“AI-driven modeling and optimization of concrete mix”vQ1:Can we generate reasonable atomic structurefor different low-CO2 raw materials(e.g.,slags,flyashes,and volcanic ashes etc.)?Slag s

3、tructurePart III:Material science approach:“Establish composition-structure-reactivity relationship for different alkaline solid wastes”Structural descriptorsEmpiricalparametersvQII:Can we develop novel structural descriptorsto predict the reactivity of these low-CO2rawmaterials?vQIII:Can we develop

4、 novel empirical parametersthat exhibit comparable predictive performance?Part I:The Big PicturePart I:The Big PictureUrgent need to decarbonize VS more resources/energyPhys.orghttps:/rampages.us/CO2emissions reached arecord high in 2018!Risingsea levelGlobalwarming.Extremeweatherevents1/47Potential

5、 RemediesResearch OverviewEnergydemand by2050calix.globalWorld populationby 2050Population in urbanarea by 2050calix.global7.9B202056%20201.7-2.8van Ruijven,et.al.Nat.Comm.(2019)Buildingdemand by2050Deetman,et al.J.Clean.Prod.(2020).1.5-2.5Resourcedemand by20502International Resource Panel Report.Gr

6、and ChallengesBuilding&infrastructure39%of global GHGInfluence all UN sustainable development goalsThacker,et al.Nat.Sustain.2.4(2019):324-331.https:/www.un-page.org/2/47Part I:The Big PicturePotential RemediesResearch OverviewGrand ChallengesPortland cement production:Energy-and CO2-intensiveProduc