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计及环境效益的西部地区新能源项目经济绩效研究

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随着双碳目标的提出以及"1+N"政策体系的出台,中国新能源发展迅速,风电光伏项目的经济性被大众重点关注.基于项目平准化度电成本和内部收益率理论,以 5 个西部地区省份为例,分析了技术进步、市场规模扩大、参与环境交易等对项目经济绩效的影响情况,研究了不同情况下项目配置储能的成本空间.结果表明:提高风电光伏项目发电量和降低单位建造成本均能有效提升项目经济性;含税度电成本中各项税费占比较大,税收优惠政策能够降低成本,提高项目收益;碳排放配额和绿色电力证书交易能够为风电光伏项目开发建设提供经济激励,CCER交易能够增加度电收益0.066 元/kWh;绿证交易能够增加度电收益0.05 元/kWh;各地风电光伏项目配置储能将大幅降低项目收益率,参加环境交易能够降低配置储能对项目经济性的影响.
Study on the Economic Performance of New Energy Projects in the Western Region of China taking into account of Environmental Benefits
With the proposal of"Carbon Peaking and Carbon Neutrality"goals and the introduction of the"1+N"policy system,China's new energy has developed rapidly,and the economical efficiency of wind power and photovoltaic projects have attracted public attention.Based on the theory of LCOE and IRR,taking five provinces in the western region as examples,the impact of technological progress,market scale expansion,participation in environmental transactions,etc.on project economic performance is analyzed,and cost space for energy storage configuration of the project under different circumstances are studied.The results show that increasing the power generation of wind power and photovoltaic projects and reducing unit construction costs can effectively improve project economical performance;vari-ous taxes and fees account for a large proportion of the tax-included kWh cost of electricity,and tax preferential policies can reduce costs and increase project benefits;carbon emission quotas and green power certificate trading can provide economic incentives for the develop-ment and construction of wind power and photovoltaic projects.CCER trading can increase kWh income by0.066 yuan/kWh;green cer-tificate trading can increase kWh income by0.05 yuan/kWh;the configuration of energy storage system in wind power and photovoltaic projects will significantly impact economic performance of the project.However,participating in environmental transactions can reduce the impact of energy storage configuration on project economical performance.

environmental benefitscarbon emission rightsgreen certificatesLCOEIRR

谢益敏、董菲菲、罗梦妍、李诚

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中国电建集团西北勘测设计研究院有限公司,西安 710065

环境效益 碳排放权 绿色证书 平准化度电成本 内部收益率

陕西省创新能力支撑计划

2023-CX-TD-30

2024

西北水电
西北勘测设计研究院

西北水电

影响因子:0.388
ISSN:1006-2610
年,卷(期):2024.(1)
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