V2EX life cycle inventory

Life Cycle Inventory

定义 Definition

Life Cycle Inventory(生命周期清单,简称 LCI):在生命周期评价(LCA)中,用于系统地收集与量化某一产品/服务在其整个生命周期(原料获取、生产、运输、使用、报废/回收等)各阶段的输入(如能源、水、原材料)与输出(如排放到空气/水/土壤的污染物、废弃物)的数据集合。它通常是后续“影响评价(LCIA)”的基础。该术语在其他语境下也可指一般意义的“生命周期范围内的清单/盘点”,但最常见于环境管理与可持续评估领域。

发音 Pronunciation (IPA)

/laf sakl nvntri/

例句 Examples

The life cycle inventory shows how much electricity the factory uses each year.
生命周期清单显示工厂每年使用多少电力。

To improve the product’s sustainability claims, the team built a life cycle inventory that tracked material inputs, transport distances, and emissions across the entire supply chain.
为加强产品的可持续性论证,团队建立了生命周期清单,追踪整个供应链的材料投入、运输距离与排放。

词源 Etymology

该短语由三部分构成

  • life(生命/寿命)+ cycle(循环/周期)→ life cycle 指“从开始到结束的全过程”。
  • inventory(清单、存货盘点)源自拉丁语 inventarium,本义为“物品目录/清单”。
    在环境与工程领域中,二者组合为 life cycle inventory,强调对“全过程输入与输出数据”的系统盘点与量化。

相关词 Related Words

文献与著作中的用例 Literary / Notable Works

  • ISO 14040 Environmental management Life cycle assessment Principles and framework(生命周期评价的原则与框架中涉及 LCI 阶段)
  • ISO 14044 Environmental management Life cycle assessment Requirements and guidelines(明确 LCI 的要求与指南)
  • SETAC(环境毒理与化学学会)相关 LCA 指南与报告(LCI 作为核心步骤常被反复使用)
  • 期刊文献中常见:The International Journal of Life Cycle Assessment(大量研究以“life cycle inventory data/LCI”作为方法与数据章节关键词)
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