基于双二极管模型的光伏发电机性能高效建模的可适应方法
Kawtar Tifidat1, Noureddine Maouhoub1, Fatima Ezzahra Ait Salah1
1Laboratory of Materials, Signals, Systems and Physical Modeling, Department of Physics, Faculty of Science, Ibn Zohr University, B.P.8106, 80000 Agadir, Morocco.
Heliyon
|July 26, 2024
概括
本研究介绍了一种使用双二极管模型的高效光伏模块模拟方法. 该技术准确计算电气参数,减少计算时间,提高太阳能系统的灵活性.
科学领域:
- 可再生能源工程可再生能源工程
- 电气工程 电气工程
- 材料科学 材料科学 材料科学
背景情况:
- 精确的光伏 (PV) 模块建模对于预测太阳能系统性能至关重要.
- 现有的方法通常涉及复杂的计算或 PV 模块参数提取的近似值.
- 双二极管模型提供了一个强大的框架,但需要高效的参数估计技术.
研究的目的:
- 为光伏模块性能模拟开发一种有效和简单的建模技术.
- 为了准确计算电气参数,使用复杂性降低的双二极管模型.
- 为了提高光伏建模的适应性和效率,用于各种数据可用性场景.
主要方法:
- 将未知参数数量从7个减少到3个,没有近似值.
- 使用关键电流-电压 (I-V) 曲线点和一种新的填充因子表达式,对初始参数进行分析计算.
- 用简单的代数值技术来计算剩余的参数,适应不同的数据可用性.
主要成果:
- 与现有的数值和进化优化方法相比,实现了卓越的性能.
- 展示了最小的统计指标值,这表明光伏参数提取的高准确性.
- 显著减少了计算时间,突出了该方法的效率.
结论:
- 拟议的方法为模拟光伏设备提供了一种灵活和高效的方法.
- 该技术通过准确计算电气参数,有效地模拟光伏模块的性能.
- 这一进步有助于更可靠,更快速的太阳能系统设计和分析.
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