基于电导增量法的光伏发电MPPT控制研究  

Research on MPPT Control of Photovoltaic Power Generation Based on Incremental Conductance Method

作　　者：卫璐 于来宝[1,2] WEI Lu;YU Lai-bao(Wuhan City Polytechnic,Wuhan 430070,China;School of Geophysics and Geomatics,China University of Geosciences,Wuhan 430074,China)

机构地区：[1]武汉城市职业学院,湖北武汉430070 [2]中国地质大学地空学院,湖北武汉430074

出　　处：《机械工程与自动化》2024年第6期31-33,36,共4页Mechanical Engineering & Automation

基　　金：2022年度湖北省教育厅科学研究计划指导性项目(B2022605);武汉市教育局2022市属高校产学研项目(CXY202223);武城职硕博士专项课题支持(2022whcvcB02)。

摘　　要：对光电池数学模型进行了研究,详细分析了光电池阵列的I-U、P-U特性,并以此为基础对基于电导增量法的光伏发电MPPT控制进行了研究;结合算法的原理,提出了电导增量法的实现流程。在MATLAB/Simulink构建了完整光伏阵列并网发电仿真电路,对算法流程进行了验证。经检验,所提出算法流程可以快速、有效追踪到并稳定工作在最大功率点,符合工程应用的要求。The mathematical model of photovoltaic cells was studied,and the I-U and P-U characteristics of photovoltaic arrays were analyzed in detail.Based on this,the MPPT control of photovoltaic power generation based on conductivity increment method was studied.Combining the principle of the algorithm,the implementation process of conductivity increment method was proposed.A complete photovoltaic array grid connected power generation simulation circuit was constructed in MATLAB/Simulink,and the algorithm flow was verified.After verification,the proposed algorithm flow can quickly and effectively track and work stably at the maximum power point,which meets the requirements of engineering applications.

关 键 词：光伏发电 MPPT 电导增量法 仿真 

分 类 号：TP301.6[自动化与计算机技术—计算机系统结构] TP391.9[自动化与计算机技术—计算机科学与技术]