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模块化多电平AC/AC变换器的调制模型预测控制

Modulated Model Predictive Control for Modular Multilevel AC/AC Converter

语言:

中文摘要

模块化多电平变换器(MMC)因其优异特性在高功率应用中广受关注。本文针对基于全桥MMC的三相转单相直接AC/AC变换器,提出了一种新型调制模型预测控制(MMPC)方法,旨在提升交流电源系统(ACPS)的稳态多目标电流控制性能。

English Abstract

Modular multilevel converter (MMC) is very popular in high power applications due to its attractive characteristics. The full bridge-based MMC featuring three-phase to single-phase direct ac/ac conversion is a potential solution for ac power supply (ACPS). In this paper, new modulated model predictive control (MMPC) methods are proposed for MMC-ACPS to improve the steady state multi-objective curr...
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SunView 深度解读

该研究提出的MMPC控制策略及MMC拓扑优化,对阳光电源的高压大功率储能系统(如PowerTitan系列)及大型集中式光伏逆变器具有参考价值。虽然目前阳光电源主流产品多为DC/AC架构,但随着电网对高压、大容量及电能质量要求的提升,MMC拓扑在超高压并网及柔性直流输电领域的应用潜力巨大。建议研发团队关注该控制算法在降低开关频率、提升多目标动态响应方面的优势,探索其在未来构网型(GFM)高压大功率变流器中的应用可行性,以进一步增强系统在复杂电网环境下的稳定性。