模块化多电平变流器MMC的VSG控制策略：基于MATLAB-Simulink仿真模型的调频调压效果验证,模块化多电平变流器MMC的VSG控制策略及MATLAB-Simulink仿真研究：三相交流源下的
资源内容介绍
模块化多电平变流器MMC的VSG控制策略：基于MATLAB-Simulink仿真模型的调频调压效果验证,模块化多电平变流器MMC的VSG控制策略及MATLAB-Simulink仿真研究：三相交流源下的调频调压效果分析,模块化多电平变流器 MMC 的VSG控制 同步发电机控制 MATLAB–Simulink仿真模型5电平三相MMC，采用VSG控制。受端接可编辑三相交流源，直流侧接无穷大电源提供调频能量。设置频率波动和电压波动的扰动，可以验证VSG控制的调频调压效果,VSG控制; MMC模块化多电平变流器; MATLAB-Simulink仿真模型; 5电平三相MMC; 调频调压效果; 频率波动; 电压波动,基于VSG控制的5电平三相MMC模块化仿真模型研究 <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/90430101/2/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/90430101/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">**<span class="ff2">模块化多电平变流器（</span>MMC<span class="ff2">）的<span class="_ _0"> </span></span>VSG<span class="_ _0"> </span><span class="ff2">控制：一种新视角下的仿真研究</span>**</div><div class="t m0 x1 h2 y2 ff2 fs0 fc0 sc0 ls0 ws0">摘要：<span class="_ _1"></span>本文将<span class="_ _1"></span>探讨模<span class="_ _1"></span>块化多<span class="_ _1"></span>电平变<span class="_ _1"></span>流器（<span class="_ _1"></span><span class="ff1">MMC</span>）<span class="_ _1"></span>的虚拟<span class="_ _1"></span>同步发<span class="_ _1"></span>电机（<span class="_ _1"></span><span class="ff1">VSG</span>）控<span class="_ _1"></span>制策略<span class="_ _1"></span>。通</div><div class="t m0 x1 h2 y3 ff2 fs0 fc0 sc0 ls0 ws0">过<span class="_ _0"> </span><span class="ff1">MATLAB/Simulink<span class="_"> </span></span>仿真模型，<span class="_ _1"></span>我们将对<span class="_ _2"> </span><span class="ff1">5<span class="_"> </span></span>电平三相<span class="_ _0"> </span><span class="ff1">MMC<span class="_"> </span></span>采用<span class="_ _0"> </span><span class="ff1">VSG<span class="_"> </span></span>控制的系<span class="_ _1"></span>统进行深<span class="_ _1"></span>入</div><div class="t m0 x1 h2 y4 ff2 fs0 fc0 sc0 ls0 ws0">分析，<span class="_ _3"></span>观察其在受端接可编辑三相交流源，<span class="_ _3"></span>直流侧接无穷大电源的调频调压效果。<span class="_ _3"></span>我们将设</div><div class="t m0 x1 h2 y5 ff2 fs0 fc0 sc0 ls0 ws0">置频率波动和电压波动的扰动，以验证<span class="_ _0"> </span><span class="ff1">VSG<span class="_ _0"> </span></span>控制在多电平变流器中的实际应用和效果。</div><div class="t m0 x1 h2 y6 ff2 fs0 fc0 sc0 ls0 ws0">一、引言</div><div class="t m0 x1 h2 y7 ff2 fs0 fc0 sc0 ls0 ws0">在电力电子<span class="_ _1"></span>技术日益发展<span class="_ _1"></span>的今天，模块<span class="_ _1"></span>化多电平变流<span class="_ _1"></span>器（<span class="ff1">MMC</span>）因其<span class="_ _1"></span>高电压等级、<span class="_ _1"></span>模块化</div><div class="t m0 x1 h2 y8 ff2 fs0 fc0 sc0 ls0 ws0">设计等优点，<span class="_ _4"></span>在电力系统中的应用越来越广泛。<span class="_ _4"></span>而虚拟同步发电机<span class="_ _4"></span>（<span class="ff1">VSG</span>）<span class="_ _4"></span>控制策略，<span class="_ _4"></span>则是</div><div class="t m0 x1 h2 y9 ff2 fs0 fc0 sc0 ls0 ws0">一种模仿传统同步发电机的控制方法，<span class="_ _5"></span>旨在提高电力系统的稳定性和可靠性。<span class="_ _5"></span>本文将重点探</div><div class="t m0 x1 h2 ya ff2 fs0 fc0 sc0 ls0 ws0">讨在<span class="_ _0"> </span><span class="ff1">5<span class="_ _0"> </span></span>电平三相<span class="_ _0"> </span><span class="ff1">MMC<span class="_ _0"> </span></span>中采用<span class="_ _0"> </span><span class="ff1">VSG<span class="_ _0"> </span></span>控制的仿真研究。</div><div class="t m0 x1 h2 yb ff2 fs0 fc0 sc0 ls0 ws0">二、<span class="ff1">MMC<span class="_"> </span></span>的<span class="_ _6"> </span><span class="ff1">VSG<span class="_ _6"> </span></span>控制原理</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">VSG<span class="_"> </span><span class="ff2">控制策<span class="_ _1"></span>略通<span class="_ _1"></span>过模拟<span class="_ _1"></span>传统<span class="_ _1"></span>同步发<span class="_ _1"></span>电机<span class="_ _1"></span>的转子<span class="_ _1"></span>运动<span class="_ _1"></span>方程和<span class="_ _1"></span>电压<span class="_ _1"></span>调节器<span class="_ _1"></span>，实<span class="_ _1"></span>现对电<span class="_ _1"></span>力系<span class="_ _1"></span>统的</span></div><div class="t m0 x1 h2 yd ff2 fs0 fc0 sc0 ls0 ws0">控制。<span class="_ _1"></span>在<span class="_ _0"> </span><span class="ff1">MMC<span class="_"> </span></span>中应用<span class="_ _2"> </span><span class="ff1">VSG<span class="_"> </span></span>控制，<span class="_ _1"></span>可以使<span class="_ _1"></span>变流器<span class="_ _1"></span>具有更<span class="_ _1"></span>好的动<span class="_ _1"></span>态特性<span class="_ _1"></span>和鲁棒<span class="_ _1"></span>性。当<span class="_ _1"></span>系统<span class="_ _1"></span>受</div><div class="t m0 x1 h2 ye ff2 fs0 fc0 sc0 ls0 ws0">到频率波动和电压波动的扰动时，<span class="ff1">VSG<span class="_ _6"> </span></span>控制能够快速响应，实现调频调压的效果。</div><div class="t m0 x1 h2 yf ff2 fs0 fc0 sc0 ls0 ws0">三、<span class="ff1">MATLAB/Simulink<span class="_ _6"> </span></span>仿真模型建立</div><div class="t m0 x1 h2 y10 ff2 fs0 fc0 sc0 ls0 ws0">我们建立了<span class="_ _6"> </span><span class="ff1">5<span class="_"> </span></span>电平三相<span class="_ _6"> </span><span class="ff1">MMC<span class="_"> </span></span>的<span class="_ _6"> </span><span class="ff1">MATLAB/Simulink<span class="_"> </span></span>仿真模型。<span class="_ _5"></span>模型中，<span class="_ _7"></span>受端接可编辑三相交</div><div class="t m0 x1 h2 y11 ff2 fs0 fc0 sc0 ls0 ws0">流源，用于模拟不同的电网条件<span class="_ _3"></span>；<span class="_ _3"></span>直流侧接无穷大电源，为系统提供调频能量。在<span class="_ _6"> </span><span class="ff1">MMC<span class="_"> </span></span>的</div><div class="t m0 x1 h2 y12 ff2 fs0 fc0 sc0 ls0 ws0">控制策略中，我们采用了<span class="_ _6"> </span><span class="ff1">VSG<span class="_"> </span></span>控制，以模拟传统同步发电机的行为。</div><div class="t m0 x1 h2 y13 ff2 fs0 fc0 sc0 ls0 ws0">四、仿真结果分析</div><div class="t m0 x1 h2 y14 ff2 fs0 fc0 sc0 ls0 ws0">在仿真过程中，<span class="_ _3"></span>我们设置了频率波动和电压波动的扰动。<span class="_ _3"></span>通过观察仿真结果，<span class="_ _3"></span>我们可以看到</div><div class="t m0 x1 h2 y15 ff1 fs0 fc0 sc0 ls0 ws0">VSG<span class="_ _6"> </span><span class="ff2">控制在<span class="_ _0"> </span></span>MMC<span class="_"> </span><span class="ff2">中的优异表现。<span class="_ _3"></span>在频率波动的情况下，<span class="_ _8"></span><span class="ff1">VSG<span class="_ _6"> </span><span class="ff2">控制能够快速响应，<span class="_ _8"></span>调整输出</span></span></span></div><div class="t m0 x1 h2 y16 ff2 fs0 fc0 sc0 ls0 ws0">功率<span class="_ _1"></span>，使系<span class="_ _1"></span>统频<span class="_ _1"></span>率恢复<span class="_ _1"></span>稳定<span class="_ _1"></span>。在电<span class="_ _1"></span>压波<span class="_ _1"></span>动的情<span class="_ _1"></span>况下，<span class="_ _1"></span><span class="ff1">VSG<span class="_"> </span></span>控制同<span class="_ _1"></span>样能<span class="_ _1"></span>够迅速<span class="_ _1"></span>调整<span class="_ _1"></span>输出电<span class="_ _1"></span>压，</div><div class="t m0 x1 h2 y17 ff2 fs0 fc0 sc0 ls0 ws0">保证系统的电压稳定。这充分证明了<span class="_ _6"> </span><span class="ff1">VSG<span class="_"> </span></span>控制在多电平变流器中的调频调压效果。</div><div class="t m0 x1 h2 y18 ff2 fs0 fc0 sc0 ls0 ws0">五、结论</div><div class="t m0 x1 h2 y19 ff2 fs0 fc0 sc0 ls0 ws0">本文通过对<span class="_ _6"> </span><span class="ff1">5<span class="_"> </span></span>电平三相<span class="_ _6"> </span><span class="ff1">MMC<span class="_"> </span></span>采用<span class="_ _6"> </span><span class="ff1">VSG<span class="_"> </span></span>控制的<span class="_ _6"> </span><span class="ff1">MATLAB/Simulink<span class="_"> </span></span>仿真研究，<span class="_ _9"></span>验证了<span class="_ _6"> </span><span class="ff1">VS<span class="_ _1"></span>G<span class="_ _6"> </span></span>控</div><div class="t m0 x1 h2 y1a ff2 fs0 fc0 sc0 ls0 ws0">制在多电平变流器中的实际应用和效果。<span class="_ _a"></span><span class="ff1">VSG<span class="_ _6"> </span><span class="ff2">控制能够使<span class="_ _0"> </span></span>MMC<span class="_"> </span><span class="ff2">具有更好的动态特性和鲁棒</span></span></div><div class="t m0 x1 h2 y1b ff2 fs0 fc0 sc0 ls0 ws0">性，<span class="_ _8"></span>在受到频率波动和电压波动的扰动时，<span class="_ _8"></span>能够快速响应，<span class="_ _9"></span>实现调频调压的效果。<span class="_ _8"></span>这将有助</div><div class="t m0 x1 h2 y1c ff2 fs0 fc0 sc0 ls0 ws0">于提高电<span class="_ _1"></span>力系统的稳<span class="_ _1"></span>定性和可靠<span class="_ _1"></span>性。未来，<span class="_ _1"></span>我们还将进<span class="_ _1"></span>一步研究<span class="_ _0"> </span><span class="ff1">VSG<span class="_"> </span></span>控制在<span class="_ _1"></span>更多类型的<span class="_ _1"></span>多</div><div class="t m0 x1 h2 y1d ff2 fs0 fc0 sc0 ls0 ws0">电平变流器中的应用，以推动电力电子技术的发展。</div><div class="t m0 x1 h2 y1e ff2 fs0 fc0 sc0 ls0 ws0">示例代码（<span class="ff1">Matlab<span class="_ _6"> </span></span>代码片段）<span class="_ _b"></span>：</div><div class="t m0 x1 h2 y1f ff1 fs0 fc0 sc0 ls0 ws0">```matlab</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>