17.216 17.216 Input water Calculated 6.621 6.621 Input heat Calculated 3.214 3.214 Input sulphuric acid Calculated 0.906 Oxidant (FeCl3) Oxidant (FeCl3) 0.906 Input Oxidant (FeCl3) Missing unimportant 0.012 0.012 Input electricity from hydroelectric power plant Missing unimportant 0.003 0.003 Input fluoride Measured 0.529 0.529 Input Sulphur oxides (as SO2) Missing unimportant 0.083 原文未区分bio和fossil，根据专家判断此处为fossil 0.083 Output carbon dioxide (fossil) Missing unimportant 0.068 0.068 Output hydrogen fluoride Missing unimportant 0.18 0.18 Output sulphuric acid Missing unimportant 0.0005 0.0005 Output fluoride Measured 0.011 0.011 Output Suspended solids, unspecified,Suspended solids, unspecified Measured 1.0 1.0 Output Rare Earth Element sulfate Measured 2014 Bayan Obo (China) Rare earth oxides (REOs) produced through this process are utilized in various applications including electronics, renewable energy technologies, and manufacturing of advanced materials. Specifically, they are integral in the production of powerful magnets used in wind turbines and electric vehicles, as well as in catalysts, glass additives, and metallurgy. 通过此过程生产的稀土氧化物（REO）用于电子、可再生能源技术和先进材料制造等各种应用。具体来说，它们是生产用于风力涡轮机和电动汽车中的强大磁铁、催化剂、玻璃添加剂和冶金学的重要组成部分。 The process chain for REO production includes mining followed by beneficiation, calcination, extraction, and roasting stages, see Figure 2. The first step in REO production is mining, wherein crude ore is blasted and transported for further refining. Crude ore abstracted from the Bayan Obo mine is composed of both monazite and bastnasite. REO 生产的工艺链包括采矿，然后是选矿、煅烧、提取和焙烧阶段，见图 2。REO 生产的第一步是采矿，其中原矿石被爆破并运输以进一步精炼。从白云鄂博矿开采的原矿石由独居石和氟碳铈矿组成。 L9Z0bWwwooNULexbd6EcxgCvnhe.png Calcination of Rare Earth Oxides (REO) 稀土氧化物煅烧 稀土氧化物，稀土氧化物工艺 Rare earth oxide，Rare earth oxide process 19088ca8-c30e-4fd3-ae00-7b0462921036 Rare earth oxides (REOs) produced through this process are utilized in various applications including electronics, renewable energy technologies, and manufacturing of advanced materials. Specifically, they are integral in the production of powerful magnets used in wind turbines and electric vehicles, as well as in catalysts, glass additives, and metallurgy. 通过此过程生产的稀土氧化物（REO）用于电子、可再生能源技术和先进材料制造等各种应用。具体来说，它们是生产用于风力涡轮机和电动汽车中的强大磁铁、催化剂、玻璃添加剂和冶金学的重要组成部分。 Manufacturing Manufacture of basic metals Casting of metals Casting of non-ferrous metals The scope of the LCA is cradle-to-gate and the functional unit was chosen as 1 kg of REO. 12 Inventory: The internal review was done by several iteration steps concerning raw data validation, raw data documentation, representativity, completeness and consistency of modelling with regard to ISO 14040 and 14044. 清单： 内部审查通过几个迭代步骤完成，涉及原始数据验证、原始数据记录、代表性、完整性、与 ISO 14040 和 14044 有关的建模的一致性。 Tiangong LCI Data Working Group 天工LCI数据工作小组 Unit process, single operation Attributional Allocation - exergetic content None 无 None 无 Zaimes, G. G., Hubler, B. J., Wang, S. & Khanna, V. Environmental Life Cycle Perspective on Rare Earth Oxide Production. ACS Sustainable Chem. Eng. 3, 237–244 (2015). Zaimes, G. G., Hubler, B. J., Wang, S. & Khanna, V. Environmental Life Cycle Perspective on Rare Earth Oxide Production. ACS Sustainable Chem. Eng. 3, 237–244 (2015). 2024-05-08T03:25:36Z Wang, Tao, twang@iue.ac.cn 汪涛, twang@iue.ac.cn false Free of charge for all users and uses 01.01.000 2024-05-13T14:53:26.566935+08:00 https://lcadata.tiangong.world/showProcess.xhtml?uuid=19088ca8-c30e-4fd3-ae00-7b0462921036&version=01.00.000&stock=TianGong Tiangong LCA Data Working Group 天工LCA数据团队