Lecture9aLCA&LCC

Lecture9aLCA&LCC - Life Cycle Assessment & Life...

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Life Cycle Assessment Lecture 9a
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What are they? Techniques or methodologies for analyzing the impacts of a specific activity or action Life Cycle Analysis Life Cycle Costing Decision Systems Emergy Analysis
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Life-Cycle Analysis (LCA) An evolving, multidisciplinary tool for measuring environmental performance A “cradle-to-grave” systems approach for understanding the environmental consequences of technology choices Concept: all stages of the life of a material generate environmental impacts: raw materials extraction, procesing, intermediate materials manufacture, product manufacture, installation, operation and maintenance, removal, recycling, reuse, or disposal
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Raw Materials Acquisition Materials Manufacture Product Manufacture Product Use or Consumption Disposition Energy Energy Energy Energy Energy Wastes Wastes Wastes Wastes Reuse Product Recycling General Materials Flow for “Cradle-to-Grave” Analysis of a Product System
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Lecture9aLCA&LCC - Life Cycle Assessment & Life...

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