【正文】 ling and simulation 物理電氣信息學(xué)院 本科畢業(yè)設(shè)計(jì) 3 was carried out. Key Words： Solar Photovoltaic Storage Battery Matlab Simulation GridConnected Maximun Power Point Tracing 物理電氣信息學(xué)院 本科畢業(yè)設(shè)計(jì) 4 目 錄 第一章 緒論 .................................................................................................................. 1 課題背景與選題意義 ......................................................................................... 1 全球能源危機(jī)與環(huán)境問(wèn)題 .......................................................................... 1 太陽(yáng)能的開(kāi)發(fā)與利用 .................................................................................. 1 國(guó)內(nèi)外研究綜述 ................................................................................................. 3 光伏發(fā)電的歷史 .......................................................................................... 3 國(guó)內(nèi)研究綜述 .............................................................................................. 3 國(guó)外研究綜述 .............................................................................................. 4 本文主要工作 ..................................................................................................... 6 第二章 太陽(yáng)能光伏發(fā)電系統(tǒng)概述 .............................................................................. 7 太陽(yáng)能光伏發(fā)電系統(tǒng)的組成 ............................................................................. 7 太陽(yáng)能光伏系統(tǒng)的分類(lèi) ..................................................................................... 7 獨(dú)立型光伏發(fā)電系統(tǒng) .................................................................................. 7 并網(wǎng)型光伏發(fā)電系統(tǒng) .................................................................................. 8 混合型光伏發(fā) 電系統(tǒng) .................................................................................. 8 太陽(yáng)能光伏發(fā)電系統(tǒng)的應(yīng)用 ............................................................................. 9 光伏發(fā)電尚存在的問(wèn)題 ..................................................................................... 9 第三章 光伏電池及其特性 ........................................................................................ 11 太陽(yáng)能電池的分類(lèi) ........................................................................................... 11 太陽(yáng)能電池的基本工作原理 ........................................................................... 12 太陽(yáng)能電池的等效電路 ................................................................................... 13 太陽(yáng)能電池的 IV 特性 ................................................................................... 14 第四章 最大功率點(diǎn)跟蹤技術(shù) .................................................................................... 17 MPPT 算法的原理 ............................................................................................ 17 MPPT 常規(guī)跟蹤算法 ........................................................................................ 18 恒定電壓法 ................................................................................................ 18 擾動(dòng)觀察法 ................................................................................................ 19 物理電氣信息學(xué)院 本科畢業(yè)設(shè)計(jì) 5 電導(dǎo)增量法 ................................................................................................ 20 仿真分析 ........................................................................................................... 22 第五章 光伏并網(wǎng)系統(tǒng)的研究 .................................................................................... 24 光伏發(fā)電并網(wǎng)的必要性 ................................................................................... 24 光伏并網(wǎng)條件與并網(wǎng)電路原理 ....................................................................... 24 光伏逆變器 ....................................................................................................... 25 基于 PWM 技 術(shù)的逆變器原理 ................................................................ 25 光伏并網(wǎng)系統(tǒng)逆變器控制方式 ................................................................ 27 并網(wǎng)控制策略 ................................................................................................... 28 仿真分析 ........................................................................................................... 28 第六章 結(jié)論與展望 .................................................................................................... 31 結(jié)論 ................................................................................................................... 31 展望 ................................................................................................................... 31 參考文獻(xiàn) ...................................................................................................................... 32 致 謝 ............................................................................................................................ 34 物理電氣信息學(xué)院 本科畢業(yè)設(shè)計(jì) 1 第一章 緒論 課題背景與選題意義 全球能源危機(jī)與環(huán)境問(wèn)題 能源是維持整個(gè)人類(lèi)社會(huì)運(yùn)營(yíng)和發(fā)展的動(dòng)力，對(duì)人類(lèi)社會(huì)起著至關(guān)重要的作用。 關(guān)鍵詞 ： 太陽(yáng)能光伏發(fā)電 蓄電池 MATLAB 仿真 最大功率點(diǎn) 并網(wǎng)發(fā) 電 物理電氣信息學(xué)院 本科畢業(yè)設(shè)計(jì) 2 Abstract As a new type of green renewable energy, solar energy has advantages of large reserves, using economic, clean environmental protection, etc. Therefore, solar photovoltaic technology bees the focus of widespread concern. Improving the overall efficiency of the system has bee a priority. This article is mainly on the maximum power point tracking for solar photovoltaic power generation systems and grid system . First of all, this article introduces an overview of the current situation and development prospects of domestic solar photovoltaic power generation , as well as pos