lca沒美國鋼產(chǎn)品的生命周期評(píng)價(jià)(已修改)
2025-02-25 17:16 本頁面
【正文】 1D r a f tLife Cycle AssessmentA productoriented methodfor sustainability analysisUNEP LCA Training KitModule b – Overview of LCA? What is LCA?? Why LCA?? The ISO 14040 framework– Goal and scope definition– Inventory analysis– Impact assessment– InterpretationContentsD r a f t233D r a f tWhat is LCA? (1)? Officially:Life Cycle Assessment? Here confined to:quantitative environmental Life Cycle Assessment of products– environmental – Life Cycle – Assessment – quantitative – products344D r a f tWhat is LCA? (2)? At least three different meanings:– LCA as a field of study– LCA as a technique– LCA as a specific study455D r a f tWhat is LCA? (3)? Basically: tool for decisionsupport– putational aspects? which data? which models? which formulas– procedural aspects? who to involve? how to report? how to use566D r a f tWhat is LCA? (4)? ISOstandardised procedure (ISO 14040, created in 19972023。 revised in 2023)– Structured framework: four phases– Rules, requirements and considerations specified– Specific data and calculation steps not specified– Much attention for transparency in reporting6ISO 14040 framework (1)Source: ISO 14040D r a f t788D r a f tISO 14040 framework (2)? ISO: Compilation and evaluation of the inputs, outputs and the potential environmental impacts of a product system throughout its life cycle– International Standard ISO 14040– plementary International Standards ISO 14041, 14042, 14043– no Technical Report to 14040, but Technical Reports to 14041 and 14042– 14044 merges the revised 1404014043 (2023)899D r a f tWhy LCA? (1)? Why a productoriented information tool?– Increased attention for product policy? several nat
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