SVPWM (Space Vector PWM) and Third Harmonics Injection (THI) in Inverters
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Resumo
SVPWM(空间矢量PWM)和三次谐波注入(THI)在逆变器中的应用,首先介绍了电机的场定向控制,接着讲解了如何通过克拉克和帕克变换获取电压和电流的相位信息。通过建模三相二级电压源逆变器,讨论了不同开关状态的组合及其对应的电压矢量。视频深入探讨了空间矢量PWM的工作原理及其相较于传统正弦PWM的优势,强调了通过三次谐波注入技术提高电压输出的可能性。最后,介绍了这些技术在工业中的应用及其重要性。
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