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李彦龙(1982-),男,河北石家庄人,教授,博士,主要研究方向:固体废物无害化处理,E-mail:liyanlong@sau.edu.cn。 |
收稿日期: 2024-05-06
网络出版日期: 2024-12-11
基金资助
辽宁省揭榜挂帅科技攻关专项(2023JH1/10400006)
The flow characteristics of embodied carbon emissions in China’s power industry based on the MRIO model
Received date: 2024-05-06
Online published: 2024-12-11
电力行业碳排放仍然是当前我国碳减排任务的重点。分析了我国30个省份生产侧、消费侧电力碳排放情况,阐明了省际碳排放空间转移和部门转移的规模和路径。主要采用多区域投入产出(multi-regional input-output,MRIO)模型进行相关研究。结果表明,碳转移是导致地区生产侧、消费侧碳排放差异的主要原因,整体呈现出碳排放由经济发达省份转移到电力供应过剩的欠发达省份的态势。从部门级来看,大部分电力转移是由建筑业和服务业的电力需求引起的,其碳排放占比达到57.89%。有效地识别了各省电力碳排放时空特点和转移特征,为制定省域尺度的电力行业碳减排方案提供科学依据和理论基础,该研究将服务于“双碳”目标的建设和完成。
李彦龙 , 刘珊 , 刘祚希 , 魏莹莹 , 李润东 . 基于MRIO模型的我国电力行业隐含碳排放流动特征[J]. 沈阳航空航天大学学报, 2024 , 41(5) : 82 -89 . DOI: 10.3969/j.issn.2095-1248.2024.05.009
The carbon emissions from the power industry remain a central focus of China’s current carbon reduction efforts.The production-related and consumption-related carbon emissions from electricity across 30 provinces in China were analysed and clarified the scale and pathways of spatial and sectoral transfers of carbon emissions between these provinces.The primary analysis was conducted using the multi-regional input-output (MRIO) model.The results indicate that carbon transfer is the primary driver of regional disparities in carbon emissions related to both production-related and consumption-related.Overall,the trend revealed that carbon emissions are being transferred from economically developed provinces to less developed provinces with surplus electricity supply.At the departmental level,the majority of power transfers are caused by electricity demand from the construction and service industries,which accounts for 57.89% of carbon emissions.It is effectively identified that the spatiotemporal characteristics and transfers of carbon emissions from electricity across various provinces,providing a scientific basis and theoretical foundation for the development of carbon reduction programs for the power industry at the provincial level.These efforts will contribute to achieving the goals of carbon peaking and carbon neutrality.
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