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Levy Flight-Enhanced Coot Optimization Algorithm-Based MPPT for PV Systems Under Partial Shading Conditions

delete2025-09-01
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OA
AI
C
Chuanlai Yuan
F
Fengyuan Huang
J
Juntao Xia
陈家斌 封面图
陈家斌 (Jiabin Chen)
L
Lingshuang Kong *
DOI:10.1002/ese3.70298delete
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摘要

摘要

En 中文
光伏(PV)系统产生的功率受多种因素影响,其中辐照度和温度最为显著。在部分阴影条件下(PSC),光伏阵列上不均匀的辐照度分布导致输出功率大幅降低。此外,此类条件下光伏系统的P-V特性曲线呈现多个峰值,峰值数量与光伏模块数量成比例增加。传统的最大功率点跟踪(MPPT)算法,如扰动观察法(P&O)、爬山法(HC)和增量电导法(INC),在这些场景下难以在P-V曲线上定位全局最大功率点(GMPP)。为解决蜱优化算法(COA)的局限性——具体是其跟踪速度慢及在PSC下显著振荡的问题,本文提出了一种莱维飞行增强的蜱优化算法(LF-COA),用于阴影条件下的光伏系统全局MPPT。在MATLAB/SIMULINK中进行的静态和动态辐照度仿真实验表明,LF-COA在性能指标上优于改进的萤火虫算法(MFA)、改进的粒子群优化算法(IPSO)以及传统的COA。
Keyword:
global maximum power point
Levy Flight-enhanced Coot Optimization Algorithm
maximum power point tracking
partial shading conditions
photovoltaic system
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期刊

E
Energy Science & Engineering
IF:
3.4
论文数:
283
被引数:
0

机构

C
Changsha University
学者数:
1.2K
论文数: 1.1K
被引数: 3.6K
H
Hunan University of Technology
学者数:
3.5K
论文数: 2.2K
被引数: 4.7K
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