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作 者:姜江 Jiang Jiang(Guangxi Industrial Promotion and Middle Small Scale Enterprises Service Center,Nanning 530000,China)
机构地区:[1]广西壮族自治区工业促进和中小企业中心,广西南宁530000
出 处:《环境科学与管理》2025年第2期52-55,88,共5页Environmental Science and Management
摘 要:水泥工业碳排放影响因素分析由于未分解碳排放,导致影响因素量化不准确,因此,研究水泥工业碳排放的影响因素量化分析方法。围绕某水泥生产企业划分研究区,估算水泥工业碳排放量并利用LMDI分解法将其分解为多个影响因素,计算生态环境中碳排放的变化值和影响因素的贡献值,了解各个因素对碳排放的影响程度。结果表明2010年-2018年影响因素的贡献率变化幅度较大,分解的影响因素能源结构、能源强度和经济产出的影响显著;2018年-2023年影响因素的贡献率变化幅度较小,并且能源结构、能源强度、生产规模的贡献率为负数,表明该时期碳排放增长速度较缓。The quantification of influencing factors is not accurate because the carbon emission is not decomposed.Therefore,the quantitative analysis method of the influencing factors of the carbon emission of the cement industry is studied.The research area was divided around a cement production enterprise,the carbon emissions of the cement industry were estimated,and the LMDI decomposition method was used to decompose them into multiple influencing factors,and the change value of carbon emissions in the ecological environment and the contribution value of influencing factors were calculated to understand the impact degree of each factor on carbon emissions.The results show that the contribution rates of influencing factors vary greatly from 2010 to 2018,and the influence of decomposed influencing factors such as energy structure,energy intensity and economic output is significant.From 2018 to 2023,the contribution rate of influencing factors changed slightly,and the contribution rate of energy structure,energy intensity and production scale was negative,indicating a slow growth rate of carbon emissions in this period.
分 类 号:X799.1[环境科学与工程—环境工程]
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