表贴式永磁同步电机滑膜无位置观测器算法仿真，传统的一阶模型SMO观测器需要施加低通滤波器滤除开关函数的噪声，造成观测角度的相位滞后，通过扩张反电势状态的SMO无位置观测器不需要使用低通滤波器滤波估计反
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表贴式永磁同步电机滑膜无位置观测器算法仿真，传统的一阶模型SMO观测器需要施加低通滤波器滤除开关函数的噪声，造成观测角度的相位滞后，通过扩张反电势状态的SMO无位置观测器不需要使用低通滤波器滤波估计反电动势，因为观测角度与真实角度无相位滞后，估计的反电动势正弦度高，转速波动更小。两种滑膜均可以突加负载变速运行。 <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/90239908/2/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/90239908/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">三相两电平<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _1"> </span></span>整流器的<span class="_ _0"> </span><span class="ff2">Simulink<span class="_ _1"> </span></span>仿真<span class="ff3">：</span>探究电压电流双闭环控制与空间矢量调制<span class="ff3">（<span class="ff2">SVPWM</span>）</span>在</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">电力电子学习中的应用</div><div class="t m0 x1 h3 y3 ff2 fs0 fc0 sc0 ls0 ws0">==============================</div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">引言</div><div class="t m0 x1 h3 y5 ff2 fs0 fc0 sc0 ls0 ws0">--</div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">在电力电子领域<span class="ff3">，</span>三相两电平<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _1"> </span></span>整流器是电力转换的核心设备之一<span class="ff4">。</span>其性能优劣直接影响到电力系</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">统的稳定性和效率<span class="ff4">。</span>本文将重点探讨三相两电平<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _1"> </span></span>整流器的<span class="_ _0"> </span><span class="ff2">Simulink<span class="_ _1"> </span></span>仿真<span class="ff3">，</span>深入解析其中的电</div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">压电流双闭环控制以及空间矢量调制<span class="ff3">（<span class="ff2">SVPWM</span>）</span>技术<span class="ff3">，</span>旨在为广大电力电子方向的入门学习者提供一</div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">种全面而深入的理解途径<span class="ff4">。</span></div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">一<span class="ff4">、</span>三相两电平<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _1"> </span></span>整流器概述</div><div class="t m0 x1 h3 yb ff2 fs0 fc0 sc0 ls0 ws0">----------------</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">三相两电平<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _1"> </span></span>整流器是电力系统中实现交流到直流电能转换的关键设备<span class="ff4">。</span>其核心功能是通过<span class="_ _0"> </span><span class="ff2">PWM<span class="ff3">（</span></span></div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">脉宽调制<span class="ff3">）</span>技术<span class="ff3">，</span>实现对输入电流的精确控制<span class="ff3">，</span>以达到高效<span class="ff4">、</span>稳定的电能转换<span class="ff4">。</span>此外<span class="ff3">，</span>整流器还具有</div><div class="t m0 x1 h2 ye ff1 fs0 fc0 sc0 ls0 ws0">功率因数校正<span class="ff4">、</span>能量回馈等功能<span class="ff3">，</span>对于提高电力系统的稳定性和效率具有重要意义<span class="ff4">。</span></div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">二<span class="ff4">、<span class="ff2">Simulink<span class="_ _1"> </span></span></span>仿真平台简介</div><div class="t m0 x1 h3 y10 ff2 fs0 fc0 sc0 ls0 ws0">-------------</div><div class="t m0 x1 h2 y11 ff2 fs0 fc0 sc0 ls0 ws0">Simulink<span class="_ _1"> </span><span class="ff1">是<span class="_ _0"> </span></span>MATLAB<span class="_ _1"> </span><span class="ff1">的一个强大仿真工具<span class="ff3">，</span>广泛应用于电力电子<span class="ff4">、</span>控制系统等领域的仿真研究<span class="ff4">。</span>在</span></div><div class="t m0 x1 h2 y12 ff2 fs0 fc0 sc0 ls0 ws0">Simulink<span class="_ _1"> </span><span class="ff1">平台上<span class="ff3">，</span>我们可以构建三相两电平<span class="_ _0"> </span></span>PWM<span class="_ _1"> </span><span class="ff1">整流器的仿真模型<span class="ff3">，</span>模拟其在真实环境下的运行状</span></div><div class="t m0 x1 h2 y13 ff1 fs0 fc0 sc0 ls0 ws0">况<span class="ff3">，</span>从而进行深入的研究和分析<span class="ff4">。</span></div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">三<span class="ff4">、</span>电压电流双闭环控制解析</div><div class="t m0 x1 h3 y15 ff2 fs0 fc0 sc0 ls0 ws0">-------------</div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">电压电流双闭环控制是三相两电平<span class="_ _0"> </span><span class="ff2">PWM<span class="_ _1"> </span></span>整流器中的重要控制策略<span class="ff4">。</span>外环负责控制直流输出电压<span class="ff3">，</span>内环</div><div class="t m0 x1 h2 y17 ff1 fs0 fc0 sc0 ls0 ws0">则负责控制输入电流<span class="ff4">。</span>通过双闭环控制<span class="ff3">，</span>可以实现对整流器输出电压和电流的精确控制<span class="ff3">，</span>从而提高系</div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">统的稳定性和效率<span class="ff4">。</span></div><div class="t m0 x1 h2 y19 ff1 fs0 fc0 sc0 ls0 ws0">在<span class="_ _0"> </span><span class="ff2">Simulink<span class="_ _1"> </span></span>仿真中<span class="ff3">，</span>我们可以通过建立合适的控制模型<span class="ff3">，</span>模拟双闭环控制策略的实际运行状况<span class="ff3">，</span>分</div><div class="t m0 x1 h2 y1a ff1 fs0 fc0 sc0 ls0 ws0">析其在不同工况下的性能表现<span class="ff3">，</span>为实际系统的设计和优化提供有力支持<span class="ff4">。</span></div><div class="t m0 x1 h2 y1b ff1 fs0 fc0 sc0 ls0 ws0">四<span class="ff4">、</span>空间矢量调制<span class="ff3">（<span class="ff2">SVPWM</span>）</span>技术探讨</div><div class="t m0 x1 h3 y1c ff2 fs0 fc0 sc0 ls0 ws0">-----------------</div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>