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新型光伏锂电无均衡管理储能发电系统分析

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摘要 随着光伏锂电技术的快速发展,当前研发出了一种新型的光伏锂电储能系统拓扑结构。在结构设计过程中,光伏电池与锂电子电池之间能够通过控制单元,从而实现能量耦合。通过光伏电池与锂离子电池之间的结构耦合,从而实现锂离子电池的无均衡管理。本次研究过程中,通过对于该拓扑结构的仿真以及实验,发现该新型光伏锂电池储能模组能够在欠压浮冲为投切判据的控制单元工作模式下,并在光伏电池近似MPPT工作的前提下,顺利的实现锂离子电子冲放电工作。与传统的肖特基二极管设计相比较,通过MOSFET近似直接连接的方式耦合选定工作效率,提升了将近8%,并且在独立运行或者并网运行光伏储能发电系统中都能够广泛使用。
作者 付龙
出处 《中国金属通报》 2020年第11期252-253,共2页 China Metal Bulletin
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