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模块化多电平变换器的模型预测直流控制:建模、分析与实验评估

Model Predictive Direct Current Control of Modular Multilevel Converters: Modeling, Analysis, and Experimental Evaluation

语言:

中文摘要

本文提出了一种针对模块化多电平变换器(M2LC)的单控制器方案,基于具有长预测时域的模型预测直接电流控制(MPDCC)。该方法简化了传统分层控制架构,通过单一控制回路同时实现负载电流与环流的有效控制,并进行了建模分析与实验验证。

English Abstract

Modular multilevel converters (M2LCs) are typically controlled by a hierarchical control scheme, which essentially requires at least two control loops: one to control the load current and another to control circulating currents. This paper presents an M2LC with a single controller, which is based on model predictive direct current control (MPDCC) with long prediction horizons. The proposed MPDCC s...
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SunView 深度解读

模块化多电平变换器(M2LC)技术在阳光电源的大型地面光伏电站集中式逆变器及高压储能系统(如PowerTitan系列)中具有潜在应用价值。该论文提出的MPDCC控制策略能够有效简化多电平拓扑的复杂控制逻辑,提升环流抑制能力,从而优化系统动态响应和功率密度。建议研发团队关注该长预测时域算法在降低计算复杂度方面的进展,以提升阳光电源大功率变换器在复杂电网环境下的并网稳定性与控制精度。