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利用单相下垂控制和二次控制算法协同调节三相四线制微电网不平衡

Cooperative Regulation of Imbalances in Three-Phase Four-Wire Microgrids Using Single-Phase Droop Control and Secondary Control Algorithms

语言:

中文摘要

针对三相四线制微电网中单相负载引起的不平衡问题,本文提出了一种四桥臂逆变器协同控制方案。该方法通过处理电压电流的正、负、零序分量,简化了控制逻辑,有效实现了微电网在不平衡工况下的稳定运行与协同调节。

English Abstract

Collaborative control of power converters operating in microgrids with unbalanced single-phase loads is difficult to achieve, considering that the voltages and currents have positive-, negative-, and zero-sequence components. In this paper, a new control scheme for collaborative control of four-leg microgrids is proposed. The main advantage of the proposed methodology is simplicity, because the sh...
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SunView 深度解读

该研究针对三相四线制微电网的不平衡调节,对阳光电源的组串式逆变器及储能变流器(PCS)产品线具有重要参考价值。在工商业微电网及离网应用场景中,负载不平衡是常态,引入四桥臂拓扑及改进的下垂/二次控制算法,可显著提升PowerTitan等储能系统在复杂电网环境下的电能质量支撑能力。建议研发团队关注该控制策略在iSolarCloud平台中的集成,通过优化算法提升系统对不平衡负载的适应性,增强微电网的构网型(GFM)运行稳定性。