GB/T 44905—2024 温室气体 产品碳足迹量化方法与要求 电解铝
GB/T44905—2024 温室气体产品碳足迹量化方法与要求电解铝 Greenhouse gas—Quantification requirement and method of product carbonfootprint—Electrolytic aluminium 国 家 市 场 监 督 管 理 总 局国 家 标 准 化 管 理 委 员 会发布 目次 前言··························································································································Ⅲ引言··························································································································Ⅳ1范围·······················································································································12规范性引用文件········································································································13术语和定义··············································································································14量化目的·················································································································35量化范围·················································································································35.1产品描述···········································································································35.2声明单位···········································································································35.3系统边界···········································································································46数据和数据质量········································································································76.1数据描述···········································································································76.2数据质量要求·····································································································76.3数据质量评价·····································································································87生命周期清单分析·····································································································87.1数据收集···········································································································87.2数据审定··········································································································117.3数据分配··········································································································117.4数据取舍原则····································································································127.5清单计算··········································································································128产品碳足迹影响评价································································································128.1通则················································································································128.2产品碳足迹计算方法···························································································129产品碳足迹结果解释································································································1310产品碳足迹报告·····································································································13附录A（资料性）电解铝产品生命周期系统边界内各生产单元的温室气体排放源·······················15附录B（资料性）电解铝产品生命周期系统边界内生产工艺流程图示例···································17附录C（资料性）数据收集表示例···················································································20附录D（资料性）全球变暖潜势······················································································23附录E（资料性）产品碳足迹报告模板·············································································24参考文献····················································································································29 前言 本 文 件 按 照GB/T1.1—2020《标 准 化 工 作 导 则第1部 分：标 准 化 文 件 的 结 构 和 起 草 规 则》的 规定起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由生态环境部和中国有色金属工业协会提出。 本 文 件 由 全 国 有 色 金 属 标 准 化 技 术 委 员 会（SAC/TC243）和 全 国 碳 排 放 管 理 标 准 化 技 术 委 员 会（SAC/TC548）共同归口。 本文件起草单位：中铝郑州有色金属研究院有限公司、中国有色金属工业协会、云南铝业股份有限公司、山东宏桥新型材料有限公司、有色金属技术经济研究院有限责任公司、中国铝业股份有限公司、中国有色金属工业技术开发交流中心有限公司、国家电投集团宁夏能源铝业有限公司、山东南山铝业股份有限公司、云南神火铝业有限公司、内蒙古霍煤鸿骏铝电有限责任公司、聊城信源集团有限公司、包头铝业有限公司、国家电投集团碳资产管理有限公司、上海易碳数字科技有限公司、中铝环保节能集团有限公司、索通发展股份有限公司、济南万瑞炭素有限责任公司、河北鸿科碳素有限公司、江苏中商碳素研究院有限公司、黄河鑫业有限公司。 本 文 件 主 要 起 草 人：陈 开 斌、王 怀 江、杨 鹏、齐 利 娟、张 亚 楠、姜 治 安、李 丹、张 波、王 跃 全、孙 元 林、杨 慧 彬、陆 韬、李 志 刚、刘 亚 德、张 腾、葛 青、王 建 雷、陈 少 林、栾 业 升、张 怀 涛、张 文 章、余 伟 奇、张 坤、武峰、袁海彬、刘旭、邱伟、杨丹丹、范哲友、陈善永、赵伟、马婷、丁邦平、侯振华、吴磊、马得胜。 引言 本文件基于现有生命周期评价相关国内标准GB/T24040和GB/T24044中确定的原则、要求和指南，旨在为电解铝及相关产品碳足迹量化设置具体要求。 本文件仅针对单一环境影响类型，即气候变化，不评价产品生命周期产生的其他潜在环境影响，也不评价产品生命周期内可能产生的社会和经济影响。 本文件提供量化的产品碳足迹信息，使具有同样功能的电解铝产品之间可以进行比较，一方面可以为购买方提供可靠和可比的碳足迹信息，另一方面也为生产者持续改进产品的碳足迹绩效提供数据支 持。提 出 产 品 碳 足 迹 声 明 的 组 织 宜 确 保 数 据 得 到 第 三 方 的 独 立 验 证，以 增 加 报 告 的 准 确 性 和 可信度。 温室气体产品碳足迹量化方法与要求电解铝 1范围 本 文 件 规 定 了 电 解 铝 产 品 碳 足 迹 量 化 的 量 化 目 的、量 化 范 围、数 据 和 数 据 质 量、生 命 周 期 清 单 分析、产品碳足迹影响评价、产品碳足迹结果解释及产品碳足迹报告。 本文件适用于以冶金级氧化铝为原料、采用预焙阳极铝电解槽设施生产的电解铝产品的碳足迹量化，还适用于铝土矿石、冶金级氧化铝、铝电解用预焙阳极的产品碳足迹量化。 2规范性引用文件 下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引用文件，仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本文件。 GB/T1196重熔用铝锭GB17167用能单位能源计量器具配备和管理通则GB/T2
