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非理想电网条件下电力路由器的谐波抑制与稳定性提升:一种多端口基于无源性的协同控制方案

Harmonics Suppression and Stability Improvement for Power Router in Nonideal Grid Conditions: A Multiport Passivity-Based Collaborative Control Scheme

语言:

中文摘要

电力路由器(PR)在现代电力系统中日益重要。但在三相电压不平衡及电网电压畸变等严苛条件下,仅依靠并网端口难以同时抑制交流侧和直流侧的谐波。为此,本文提出了一种多端口基于无源性的协同控制方案,通过多端口协同提升系统在非理想电网下的电能质量与运行稳定性。

English Abstract

The multiport power router (PR) is becoming an indispensable part of modern power systems. However, in the case of severe three-phase voltage imbalance and grid voltage distortion, it becomes challenging to simultaneously suppress harmonics on both the ac side and the dc side merely by relying on the grid-tied port. Consequently, this article proposes a multiport passivity-based collaborative cont...
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SunView 深度解读

该研究针对非理想电网下的谐波抑制与稳定性控制,对阳光电源的PowerTitan系列储能变流器及组串式光伏逆变器具有重要参考价值。随着电网弱化及分布式能源渗透率提升,电网电压畸变成为常态,该协同控制方案有助于优化阳光电源逆变器在复杂工况下的并网性能,提升iSolarCloud智能运维平台对电网侧电能质量的监测与治理能力。建议研发团队关注该无源性控制策略在多端口电力电子设备中的应用,以增强产品在弱电网环境下的鲁棒性。