用刚性连接器限制的浮动光伏系统的水力动力学分析
Gang Ma1, Chang Zhang1, Hailong Chen2
1Yantai Research Institute, Harbin Engineering University, Yantai, 264006, China.
Scientific reports
|December 2, 2024
概括
浮动光伏系统的刚性连接器可以减少运动,但需要精心设计. 在连接器中释放自由度可以减轻负载,提高多浮动阵列的稳定性.
科学领域:
- 可再生能源工程可再生能源工程
- 海军建筑和海洋工程
- 机械系统设计 机械系统设计
背景情况:
- 浮式光伏 (FPV) 系统正在扩大,刚性连接器比传统的聚绳具有优势.
- 刚性连接器减少了浮动运动,简化了系统布局,但如果波撞击连接点,则会给稳定性带来风险.
- 刚性连接器的自由度极大地影响浮动动力学和连接负载.
研究的目的:
- 为FPV系统研究具有不同自由度的单杆刚性连接器的可行性.
- 分析连接器约束对浮动运动和多浮动配置中的连接负载的影响.
主要方法:
- 三种单杆刚性连接器模型的数值模拟:卡丹,纯刚性和链式.
- 在两浮,四浮和八浮系统中分析浮动运动和连接器负载.
主要成果:
- 浮子数量的增加导致轴距离的减少和更强烈的运动.
- 八个浮动系统保持安全距离,表明可扩展性.
- 连接器最大负载发生在多浮式系统的中间.
- 减少连接器的自由度减轻了负载效应.
结论:
- 对于FPV系统来说,具有可控自由度的单杆刚性连接器是可行的.
- 连接器设计,特别是自由度的管理,对于优化大型FPV阵列的稳定性和负载分布至关重要.
- 对优化连接器配置的进一步研究可以提高浮动太阳能发电场的安全性和效率.
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