空气屏障隐含碳：一项批判性评论.pdf

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1、Dr.Randy Van Straaten P.Eng.Building Enclosure Labs IncAir Barrier Embodied Carbon:A Critical ReviewAdam BroderickDuPont Performance Building SolutionsAdam BroderickSenior Research Scientist DuPont Shelter SolutionsRandy Van StraatenBuilding Science SpecialistBELiAir Barrier Embodied Carbon:A Critic

2、al ReviewLearning Objectives1.Identify the embodied carbon impact stages for air barrier.1.Determine Clear Field vs Linear Impacts.1.Illustrate the impact of air barrier on the embodied carbon of building envelope assemblies.1.Identify the impacts of common air barrier strategy selections.Randy Van

3、Straaten P.EngPresident and Building Science Specialist at Building Enclosure Labs Inc.(BELi)in London,Ontario.He has conducted embodied carbon analysis for building envelopes and whole buildings for architects and certification along with systems and products for contractors and manufacturers.Adam

4、BroderickResearch and Development Scientist with 10 years experience applying material science principles and building science fundamentals to drive towards innovative building envelope products and applications(plus another couple of years as a lab coat polymer chemist/material scientist).Whats the

5、 Data on Global Warming?A few of the many factoids:Global CO2levels now at their highest in the last 800,000+years 2024 was the warmest year on record Oceans are hottest on record4Global Mean Surface TemperatureOcean Heat ContentRefs:https:/www.climate.gov/media/16408https:/wmo.int/sites/default/fil

6、es/2025-03/WMO-1368-2024_en.pdfThe world is heating up because carbon dioxide(CO2)and other GHGs are accumulating in the atmosphere,meaning less heat can escape to spaceAtmospheric CO2420 ppmBuildings account for roughly 34%of global GHG emissionsNotes:“Buildings construction industry”and“Other cons