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一种优化在废弃煤矿中的光伏水储能系统容量分配的方法

Chenglong Cao¹, Dong Jiang^2,3,4, Liu Yang¹

¹College of Geoscience and Surveying Engineering, China University of Mining & Technology (Beijing), Beijing, 100083, China.

|October 24, 2024

概括

本研究引入了一种用于优化光伏水储存 (PV-PHS) 在废弃矿山中的新方法,显著降低太阳能电力的波动性和成本. 这种方法成功地稳定了发电和提高了资源利用率.

科学领域:

可再生能源系统可再生能源系统
储能技术储能技术是一种储能技术.
环境工程环境工程

背景情况:

中国的"双碳"目标需要快速扩大光伏 (PV) 部门.
土地稀缺和太阳能的间歇性挑战大规模的光伏部署和电网整合.
废弃的矿山为集成的光伏水储存系统 (PV-PHS) 提供了独特的潜力.

研究的目的:

建议一种动态循环优化方法,用于废弃矿山PV-PHS混合系统中的水储能 (PHS) 调节能力.
确定废弃矿山PHS (AMPHS) 的最佳每日调节能力,以减轻PV-PHS系统的波动.
评估在废弃矿山中整合PV-PHS的经济和运营效益.

主要方法:

开发一个废弃的矿山抽水储存 (AMPHS) 潜力评估模型.
应用一个优化的离散波纹分解算法用于PHS调节.
对每日PHS调节能力实施动态循环优化方法.

主要成果:

在州市的案例研究中,最佳AMPHS调节能力确定为88MWh.
在混合系统中实现了100%消除光伏发电波动.
经济成本降低了约1.94 × 10^8元人民币,储存了2.32%的光伏电力,每天延长发电时间2.5小时.

结论:

拟议的方法有效地优化AMPHS调节能力,以实现稳定的PV-PHS运行.
在废弃的矿山中整合PV-PHS可以提高资源利用率和经济可行性.
这种方法对于推进可持续能源解决方案和重新利用工业场所至关重要.

关键词:

废弃的矿山被遗弃了容量容量容量容量波动的波动波动的波动太阳能光伏系统的使用水储备的抽水方式.

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