可再生能源孤立微电网的设计和运营挑战:零碳方法
Wender M Figueredo1, Osvaldo R Saavedra2,3, Pedro B Leite Neto1
1Electrical Energy Institute, Federal University of Maranhão, São Luís, MA, Brazil.
Scientific reports
|November 25, 2025
概括
孤立的零碳微电网在平衡可再生能源的生产和需求方面面临着挑战. 允许最小的负载减排大大降低了系统成本,使得100%可再生微电网更加可行.
科学领域:
- 可再生能源系统可再生能源系统
- 可持续能源技术 可持续能源技术
- 电力系统工程 电力系统工程
背景情况:
- 零碳微电网对于脱碳努力至关重要.
- 可再生能源的间歇性给可靠的电力供应带来了挑战.
- 储能对于减轻发电负载不匹配至关重要.
研究的目的:
- 研究孤立的零碳微电网的特性,运行和挑战.
- 制定和分析仅由可再生能源和储能供电的微电网的大小问题.
- 评估减负对微电网成本和可行性的影响.
主要方法:
- 一个孤立的微电网尺寸问题的制定.
- 分析发电负载变化的技术和经济影响.
- 对减负协议的敏感性分析.
主要成果:
- 结合多种可再生能源 (太阳能,风能,潮) 可减少储存需求.
- 高昂的储存成本激励了超大规模的可再生能源发电,以实现100%的供应.
- 仅仅2.5%的负载减排可以将总系统成本降低约46%.
结论:
- 减负协议对于优化零碳微电网的成本效益至关重要.
- 即使是供应可靠性的小幅降低,也可以节省大量的成本.
- 结果可扩展到各种尺寸的微电网.
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