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一种基于多参考复数域的电力变换器控制器

A Multiple-Reference Complex-Based Controller for Power Converters

语言:

中文摘要

本文提出了一种用于非线性及不平衡负载三相电力变换器的多参考复数域控制器。该方案集成了稳定的多复系数滤波器,可针对每个谐波分量独立设置带宽。该控制策略在不间断电源(UPS)等系统中展现了优异的谐波抑制与动态响应性能。

English Abstract

A multiple-reference complex-based controller is proposed for three-phase power converters feeding nonlinear and unbalanced loads. The control scheme incorporates a stable multiple-complex coefficient filter with bandwidths that are set arbitrarily and independently for every harmonic under consideration. The multiple-reference complex-based control scheme is applied to an uninterruptible power su...
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SunView 深度解读

该控制算法对阳光电源的核心业务具有极高价值。在光伏逆变器(组串式/集中式)及储能变流器(PowerTitan/PowerStack)应用中,电网环境日益复杂,非线性负载和电压不平衡会导致输出电流谐波增加。该多参考复数域控制器能实现对特定谐波的独立、精准抑制,显著提升逆变器在弱电网或复杂负载下的电能质量。建议研发团队将其集成至iSolarCloud智能运维平台下的高级控制算法库中,以优化构网型(GFM)逆变器的谐波补偿能力,进一步提升产品在工商业及电网侧储能场景下的并网适应性。