二极管中点钳位型三电平整流器（NPC）MATLAB Simulink仿真研究：电压电流双闭环控制策略分析,二极管中点钳位型三电平整流器MATLAB Simulink仿真中的电压电流双闭环控制策略探究
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二极管中点钳位型三电平整流器（NPC）MATLAB Simulink仿真研究：电压电流双闭环控制策略分析,二极管中点钳位型三电平整流器MATLAB Simulink仿真中的电压电流双闭环控制策略探究,二极管中点钳位型三电平整流器（NPC型整流器）MATLAB Simulink仿真电压电流双闭环控制,二极管中点钳位型三电平整流器（NPC型整流器）; MATLAB Simulink仿真; 电压电流双闭环控制,基于MATLAB Simulink仿真的二极管中点钳位NPC型三电平整流器电压电流双闭环控制 <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/90405117/2/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/90405117/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">二极管中点钳位型三电平整流器<span class="ff2">（<span class="ff3">NPC<span class="_ _0"> </span></span></span>型整流器<span class="ff2">）</span>是一种常见的功率电子变换器<span class="ff2">，</span>广泛应用于各种电</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">力系统中<span class="ff4">。</span>本文旨在使用<span class="_ _1"> </span><span class="ff3">MATLAB Simulink<span class="_ _0"> </span></span>仿真的方法<span class="ff2">，</span>对该类型整流器进行电压电流双闭环控制</div><div class="t m0 x1 h2 y3 ff1 fs0 fc0 sc0 ls0 ws0">的研究和分析<span class="ff4">。</span></div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">一<span class="ff4">、</span>引言</div><div class="t m0 x1 h2 y5 ff1 fs0 fc0 sc0 ls0 ws0">在现代电力系统中<span class="ff2">，</span>电能的高效转换和传输已成为一个重要的课题<span class="ff4">。</span>功率电子变换器作为电力系统中</div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">的关键组件之一<span class="ff2">，</span>可以实现电能的高效转换<span class="ff4">。</span>而二极管中点钳位型三电平整流器<span class="ff2">（<span class="ff3">NPC<span class="_ _0"> </span></span></span>型整流器<span class="ff2">）</span>作</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">为一种常见的功率电子变换器<span class="ff2">，</span>其具有输出电压波形质量高<span class="ff4">、</span>输出电流纹波小等优点<span class="ff2">，</span>因此得到了广</div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">泛的应用<span class="ff4">。</span></div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">二<span class="ff4">、<span class="ff3">NPC<span class="_ _0"> </span></span></span>型整流器原理及控制策略</div><div class="t m0 x1 h2 ya ff3 fs0 fc0 sc0 ls0 ws0">NPC<span class="_ _0"> </span><span class="ff1">型整流器由两个三电平逆变器级联组成<span class="ff2">，</span>其中每个逆变器由三个半桥电路和一个二极管桥电路组</span></div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">成<span class="ff4">。</span>整流器的输出电压由两个逆变器的输出电压叠加而成<span class="ff2">，</span>进而可以实现更加接近理想正弦波的输出</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">电压波形<span class="ff4">。</span></div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">为了提高<span class="_ _1"> </span><span class="ff3">NPC<span class="_ _0"> </span></span>型整流器的控制性能<span class="ff2">，</span>电压电流双闭环控制策略被广泛采用<span class="ff4">。</span>在整流器的电流环控制中</div><div class="t m0 x1 h2 ye ff2 fs0 fc0 sc0 ls0 ws0">，<span class="ff1">采用<span class="_ _1"> </span><span class="ff3">PID<span class="_ _0"> </span></span>控制器对输出电流进行控制</span>，<span class="ff1">以实现电流的精确控制<span class="ff4">。</span>在电压环控制中</span>，<span class="ff1">采用谐波演示法</span></div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">来抑制电压谐波<span class="ff4">。</span></div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">三<span class="ff4">、<span class="ff3">MATLAB Simulink<span class="_ _0"> </span></span></span>仿真搭建</div><div class="t m0 x1 h2 y11 ff1 fs0 fc0 sc0 ls0 ws0">为了对<span class="_ _1"> </span><span class="ff3">NPC<span class="_ _0"> </span></span>型整流器进行电压电流双闭环控制的研究<span class="ff2">，</span>我们可以使用<span class="_ _1"> </span><span class="ff3">MATLAB Simulink<span class="_ _0"> </span></span>来进行仿</div><div class="t m0 x1 h2 y12 ff1 fs0 fc0 sc0 ls0 ws0">真搭建<span class="ff4">。</span>首先<span class="ff2">，</span>搭建整流器的电路模型<span class="ff2">，</span>并设置逆变器的开关频率和电源电压等参数<span class="ff4">。</span>然后<span class="ff2">，</span>设计</div><div class="t m0 x1 h2 y13 ff3 fs0 fc0 sc0 ls0 ws0">PID<span class="_ _0"> </span><span class="ff1">控制器和谐波演示器并将其加入到整流器的控制环路中<span class="ff4">。</span>最后<span class="ff2">，</span>运行仿真<span class="ff2">，</span>观察整流器的输出电</span></div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">压和电流波形<span class="ff2">，</span>以及控制器的响应情况<span class="ff4">。</span></div><div class="t m0 x1 h2 y15 ff1 fs0 fc0 sc0 ls0 ws0">四<span class="ff4">、</span>仿真结果分析</div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">通过对<span class="_ _1"> </span><span class="ff3">NPC<span class="_ _0"> </span></span>型整流器进行<span class="_ _1"> </span><span class="ff3">MATLAB Simulink<span class="_ _0"> </span></span>仿真<span class="ff2">，</span>可以得到整流器的输出电压和电流波形<span class="ff4">。</span>同时</div><div class="t m0 x1 h2 y17 ff2 fs0 fc0 sc0 ls0 ws0">，<span class="ff1">还可以观察到<span class="_ _1"> </span><span class="ff3">PID<span class="_ _0"> </span></span>控制器和谐波演示器对整流器的控制效果<span class="ff4">。</span>根据仿真结果</span>，<span class="ff1">可以评估整流器的性</span></div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">能<span class="ff2">，</span>并对控制策略进行优化<span class="ff4">。</span></div><div class="t m0 x1 h2 y19 ff1 fs0 fc0 sc0 ls0 ws0">五<span class="ff4">、</span>结论</div><div class="t m0 x1 h2 y1a ff1 fs0 fc0 sc0 ls0 ws0">本文通过<span class="_ _1"> </span><span class="ff3">MATLAB Simulink<span class="_ _0"> </span></span>仿真<span class="ff2">，</span>对<span class="_ _1"> </span><span class="ff3">NPC<span class="_ _0"> </span></span>型整流器进行了电压电流双闭环控制的研究和分析<span class="ff4">。</span>通</div><div class="t m0 x1 h2 y1b ff1 fs0 fc0 sc0 ls0 ws0">过对整流器的仿真结果进行分析<span class="ff2">，</span>可以评估整流器的性能<span class="ff2">，</span>为实际应用提供指导<span class="ff4">。</span>同时<span class="ff2">，</span>本文还展示</div><div class="t m0 x1 h2 y1c ff1 fs0 fc0 sc0 ls0 ws0">了<span class="_ _1"> </span><span class="ff3">MATLAB Simulink<span class="_ _0"> </span></span>在功率电子变换器研究中的应用价值<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>