基于数据的电源管理控制,用于太阳能DC-微电网中的电池超级电容混合储能系统
Qin Hu1, Shilong Xie1, Ji Zhang2
1School of Vehicle Engineering, Sichuan Automotive Vocational and Technical College, Mianyang, 621017, China.
Scientific reports
|October 31, 2024
概括
本研究介绍了太阳能发电系统的数据驱动能源管理策略. 它确保了稳定的直流总线电压,并通过混合能源存储系统和无模型控制来满足需求.
科学领域:
- 可再生能源系统可再生能源系统
- 控制工程 控制工程 控制工程
- 数据驱动建模数据驱动建模
背景情况:
- 太阳能发电系统面临的挑战是由于间歇性阳光的功率波动.
- 保持稳定的直流总线电压对于光伏 (PV) DC微电网的可靠运行至关重要.
- 混合储能系统 (电池-超级电容器) 是有效的功率平滑.
研究的目的:
- 为独立的光伏直流微电网开发数据驱动的能源管理控制策略.
- 为了确保电源满足需求负载,同时保持直流总线电压稳定性.
- 使用一种新的无模型控制方法,只需要输入-输出数据.
主要方法:
- 实施能源管理的无模型控制方法.
- 集成电池-超级电容混合储能系统,以平滑功率波动.
- 使用基于数据的电力管理策略,仅依赖I/O数据.
主要成果:
- 拟议的数据驱动控制有效地管理太阳能发电系统中的能源.
- 在不同的负载条件下实现了稳定的直流总线电压.
- 混合动力储能系统成功地平滑了功率输出波动.
- 使用真实数据的数值模拟验证了控制策略的有效性.
结论:
- 开发的数据驱动,无模型的控制策略对于DC微电网中的太阳能发电管理是有效的.
- 这种方法简化了控制设计,只需要I/O数据.
- 使用混合储能系统可以提高系统的稳定性和可靠性.
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