光伏储能＋单相并网逆变运行仿真模型，matlab2021b版本及以上包含Boost、Buck-boost双向DCDC、并网逆变器三大控制部分输出光伏300-400Vboost电路应用mppt采
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光伏储能＋单相并网逆变运行仿真模型，matlab2021b版本及以上包含Boost、Buck-boost双向DCDC、并网逆变器三大控制部分输出光伏300-400Vboost电路应用mppt采用扰动观察法实现光能最大功率点跟踪电流环的逆变器控制策略双向dcdc储能系统用来维持直流母线电压恒定运行性能好，电池电压51.2V、DC母线电压400V,市电220V交流接入，此方案是当前户储一体机逆变器最常用的拓扑，THD<5% 满足并网运行条件。 <link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90239842/2/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90239842/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">光伏储能<span class="ff2">+</span>单相并网逆变运行仿真模型</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">随着可再生能源的发展和应用<span class="ff3">，</span>光伏储能系统在电力领域中得到了广泛应用<span class="ff4">。</span>其中<span class="ff3">，</span>光伏储能<span class="ff2">+</span>单相</div><div class="t m0 x1 h2 y3 ff1 fs0 fc0 sc0 ls0 ws0">并网逆变是一种常见且成熟的技术方案<span class="ff4">。</span>本文将介绍基于<span class="_ _0"> </span><span class="ff2">Matlab 2021b<span class="_ _1"> </span></span>版本及以上的光伏储能<span class="ff2">+</span>单</div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">相并网逆变运行仿真模型<span class="ff3">，</span>并详细讨论其中的<span class="_ _0"> </span><span class="ff2">Boost<span class="ff4">、</span>Buck-boost<span class="_ _1"> </span></span>双向<span class="_ _0"> </span><span class="ff2">DCDC<span class="_ _1"> </span></span>和并网逆变器三大控</div><div class="t m0 x1 h2 y5 ff1 fs0 fc0 sc0 ls0 ws0">制部分<span class="ff4">。</span></div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">首先<span class="ff3">，</span>光伏储能系统的输出电压在<span class="_ _0"> </span><span class="ff2">300-400V<span class="_ _1"> </span></span>之间<span class="ff4">。</span>为了实现光能最大功率点跟踪<span class="ff3">（<span class="ff2">MPPT</span>），</span>本系</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">统采用了<span class="_ _0"> </span><span class="ff2">Boost<span class="_ _1"> </span></span>电路来提高电压<span class="ff4">。<span class="ff2">Boost<span class="_ _1"> </span></span></span>电路利用扰动观察法来实现光能最大功率点的跟踪<span class="ff3">，</span>从而</div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">确保光伏储能系统的高效工作<span class="ff4">。</span></div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">其次<span class="ff3">，</span>逆变器的控制策略对光伏储能系统的运行性能起着至关重要的作用<span class="ff4">。</span>本文中<span class="ff3">，</span>逆变器采用了电</div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">流环的控制策略<span class="ff4">。</span>电流环控制策略可以通过精确控制逆变器的输出电流来实现对电网的无功功率和有</div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">功功率的调节<span class="ff4">。</span>通过该策略<span class="ff3">，</span>光伏储能系统可以实现对系统输出功率的精确控制<span class="ff3">，</span>从而提高系统的稳</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">定性和运行效率<span class="ff4">。</span></div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">另外<span class="ff3">，</span>双向<span class="_ _0"> </span><span class="ff2">DCDC<span class="_ _1"> </span></span>储能系统在光伏储能<span class="ff2">+</span>单相并网逆变中起到了维持直流母线电压恒定的作用<span class="ff4">。</span>在本方</div><div class="t m0 x1 h2 ye ff1 fs0 fc0 sc0 ls0 ws0">案中<span class="ff3">，</span>双向<span class="_ _0"> </span><span class="ff2">DCDC<span class="_ _1"> </span></span>储能系统的电池电压为<span class="_ _0"> </span><span class="ff2">51.2V<span class="ff3">，</span></span>直流母线电压为<span class="_ _0"> </span><span class="ff2">400V<span class="ff4">。</span></span>该储能系统采用了市电</div><div class="t m0 x1 h2 yf ff2 fs0 fc0 sc0 ls0 ws0">220V<span class="_ _1"> </span><span class="ff1">交流接入的方式<span class="ff3">，</span>通过控制双向<span class="_ _0"> </span></span>DCDC<span class="_ _1"> </span><span class="ff1">储能系统的工作状态和电流流向<span class="ff3">，</span>实现对直流母线电压</span></div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">的恒定维持<span class="ff4">。</span>这种拓扑结构具有运行性能好<span class="ff4">、</span>效率高<span class="ff4">、</span>控制简单等优点<span class="ff3">，</span>能够满足光伏储能系统的并</div><div class="t m0 x1 h2 y11 ff1 fs0 fc0 sc0 ls0 ws0">网运行条件<span class="ff4">。</span></div><div class="t m0 x1 h2 y12 ff1 fs0 fc0 sc0 ls0 ws0">综上所述<span class="ff3">，</span>本文基于<span class="_ _0"> </span><span class="ff2">Matlab 2021b<span class="_ _1"> </span></span>版本及以上<span class="ff3">，</span>围绕光伏储能<span class="ff2">+</span>单相并网逆变运行仿真模型展开了</div><div class="t m0 x1 h2 y13 ff1 fs0 fc0 sc0 ls0 ws0">详细的讨论<span class="ff4">。</span>其中包括<span class="_ _0"> </span><span class="ff2">Boost<span class="ff4">、</span>Buck-boost<span class="_ _1"> </span></span>双向<span class="_ _0"> </span><span class="ff2">DCDC<span class="_ _1"> </span></span>和并网逆变器三大控制部分<span class="ff4">。</span>通过对光伏储</div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">能系统的输出电压<span class="ff4">、</span>光能最大功率点跟踪<span class="ff4">、</span>逆变器控制策略和双向<span class="_ _0"> </span><span class="ff2">DCDC<span class="_ _1"> </span></span>储能系统的运行性能进行分</div><div class="t m0 x1 h2 y15 ff1 fs0 fc0 sc0 ls0 ws0">析<span class="ff3">，</span>本文为读者提供了全面的理论和实践指导<span class="ff4">。</span>希望本文对光伏储能<span class="ff2">+</span>单相并网逆变技术的研究和应</div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">用能够起到积极的促进作用<span class="ff3">，</span>为可再生能源的发展贡献一份力量<span class="ff4">。</span></div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>