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多种铝生产方式的碳核算与减碳潜力分析
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作者 吴凡 高成康 +3 位作者 陈明明 朱素龙 张新虹 孟祥禹 《材料与冶金学报》 CAS 北大核心 2024年第1期96-102,共7页
依据不同氧化铝生产工艺和电力结构,构建了6种铝的生产方式,并基于生命周期理念,对这6种方式的CO_(2)排放量进行核算并分析产生差异的原因;同时,设置了不同的低碳路径,挖掘铝工业的减碳潜力.结果表明:生产1 t铝的CO_(2)排放量,拜耳-水... 依据不同氧化铝生产工艺和电力结构,构建了6种铝的生产方式,并基于生命周期理念,对这6种方式的CO_(2)排放量进行核算并分析产生差异的原因;同时,设置了不同的低碳路径,挖掘铝工业的减碳潜力.结果表明:生产1 t铝的CO_(2)排放量,拜耳-水电法最小,为1.86×10^(3)kg,烧结-火电法最大,为1.20×10^(4)kg;在同种电力结构下,化石燃料、电力和阳极等原料的输入量是影响氧化铝和电解铝生产工序中CO_(2)排放量的主要因素;在氧化铝生产工艺一致的情况下,用水电替代火电可使铝生产过程中的CO_(2)排放量降低34%~43%.由减碳路径分析结果可知,绿色电力-清洁工艺(EGP-CP)路径下CO_(2)减排效果最好,每生产1 t铝的CO_(2)排放量可降低至7.75×10^(3)kg,比基准路径(BAU)减少15.68%. 展开更多
关键词 二氧化碳 生命周期思想 碳核算 减碳路径
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绿色工厂技术体系与指标核算方法研究 被引量:1
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作者 徐菲 《节能与环保》 2023年第4期46-48,共3页
对绿色工厂技术体系和指标体系的建立进行了深入研究,提出了一套基于生命周期思想的指标体系方法。对生命周期评价法、质量成本法和环境影响评价法三种指标核算方法进行了具体的探讨分析,并结合实际的案例进行了验证,以期后续为绿色工... 对绿色工厂技术体系和指标体系的建立进行了深入研究,提出了一套基于生命周期思想的指标体系方法。对生命周期评价法、质量成本法和环境影响评价法三种指标核算方法进行了具体的探讨分析,并结合实际的案例进行了验证,以期后续为绿色工厂建设提供理论和实践指导,从而推动工业向绿色、低碳、环保方向转型。 展开更多
关键词 绿色工厂 技术体系 指标核算方法 生命周期思想
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基于毒性足迹的污染源头管控研究 被引量:3
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作者 靳强 李琛 +3 位作者 刘莲 苏凌寒 申哲民 单爱党 《环境与可持续发展》 2017年第4期19-21,共3页
论述了毒性足迹对于以人体健康为目标的污染源头管控的重要性;基于生命周期数据库,构建了一条适合中国国情的目标区域人体毒性计算的简便途径;从方法论和数据库的角度,分析了实际操作的可行性;最后,指出了基于毒性足迹的管理在确定区域... 论述了毒性足迹对于以人体健康为目标的污染源头管控的重要性;基于生命周期数据库,构建了一条适合中国国情的目标区域人体毒性计算的简便途径;从方法论和数据库的角度,分析了实际操作的可行性;最后,指出了基于毒性足迹的管理在确定区域和行业的毒性分布及构建人体健康的管理指标体系的重要意义。 展开更多
关键词 毒性足迹 人体健康 环境管理 生命周期
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Sustainable manufacturing,life cycle thinking and the circular economy 被引量:2
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作者 Professor Nabil Gindy 《机电工程》 CAS 2010年第6期1-6,共6页
Achieving sustainable patterns of consumption and production is perhaps the biggest challenge facing our society today. The de-mand for more safe environmentally benign products is rising and many companies are lookin... Achieving sustainable patterns of consumption and production is perhaps the biggest challenge facing our society today. The de-mand for more safe environmentally benign products is rising and many companies are looking for new ways to progressively improve the sus-tainability of their products. Moreover, there are numerous opportunities and countless innovations, technological as well as non-technologi-cal,that need to be exploited to improve the sustainability of products. Manufacturing industry is an important sector of any economy and hasthe potential to become a driving force for enabling sustainable patterns of production and consumption through introducing efficient productionpractices and developing products and services that help reduce environmental impacts. The benefits of adopting an integrated policy towardsproduct development based on life cycle thinking and eco-design to stimulate improvement of the environmental performance of each part ofproduct life cycle phases and achieve sustainable patterns of production and consumption are emphasized. The challenges in implementingsustainable manufacturing and the circular economy approaches are listed. A number of solutions are suggested to face up these challenges,for instance, increased awareness of enterprises particularly SME's of product life cycle issues and the opportunities that are available for costsavings and profit making from eco-innovation in product development for both the domestic and export markets and providing practical helpand advice directly to enterprises on integrated product development to promote enterprise led Eco-innovation. Aiming at contributing to sus-tainable manufacturing in China, Sino-UK Low Carbon Manufacturing Consortium, a multi-disciplinary research and educational partnershipbetween academia, industry and government agencies in the UK and China with interest in sustainable manufacturing issues, has been formedrecently.The vision, aims and benefits of membership of the consortium are also discussed. 展开更多
关键词 Sustainable Manufacturing Low Carbon Manufacturing ECO-DESIGN life cycle thinking the Circular Economy
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Certification Criteria in Type I Ecolabelling Related to Metals for Sustainable Materials Management
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作者 ICHIRO Daigo KENICHI Nakajima TAKASHI Fujisaki 《Journal of Shanghai Jiaotong university(Science)》 EI 2012年第3期377-379,共3页
A sustainable materials management for metals should be achieved to conserve resources of metal minerals.For the sustainable materials management,material flows through the whole life cycle of materials have been reco... A sustainable materials management for metals should be achieved to conserve resources of metal minerals.For the sustainable materials management,material flows through the whole life cycle of materials have been recognized by material flow analysis(MFA) studies.Former MFA studies pointed out that cyclic use of metals could be enhanced not only by increasing quantity of recovered scrap but also by upgrading quality of the scrap.In general,the quality is degraded by contaminants which commingle at disassembling processes.The mixture of contaminants depends on usage of materials in products.Here,Type I ecolabelling has a potential to convey messages for avoiding mixture of contaminants to the producers of finished products.In this study,on the basis of a survey on existing certification criteria related to metals in the world,a general concept of certification criteria on sustainable materials management for metals in Type I ecolabelling system is proposed.Finally,we propose six criteria in the form of certification criteria in Type I ecolabelling system. 展开更多
关键词 ecolabelling metal recycling certification criteria life cycle thinking design for environment
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