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一种解决分布式电源接口变换器用于选择性负载谐波补偿问题的测量方法

A Measurement Method to Solve a Problem of Using DG Interfacing Converters for Selective Load Harmonic Filtering

语言:

中文摘要

本文针对分布式电源(DG)接口变换器在补偿非线性负载谐波时,因DG安装位置与负载距离较远导致传统电流测量方法性能下降的问题,提出了一种改进的测量方法,旨在提升分布式能源系统在谐波治理方面的灵活性与控制精度。

English Abstract

Flexible control of interfacing converter has been utilized to compensate the harmonics from nonlinear loads in a power distribution system. However, the site selection of a DG unit is mainly determined by the location of renewable energy resources that might be far away from the nonlinear load. This can degrade the performance of conventional nonlinear load current measurement methods using curre...
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SunView 深度解读

该研究对于阳光电源的组串式逆变器及PowerTitan/PowerStack储能系统具有重要参考价值。在微电网或弱电网应用场景下,逆变器不仅承担功率传输任务,还需具备电能质量治理功能。当PCS或光伏逆变器距离负载较远时,传统的本地电流采样无法精准反映负载谐波特征。该测量方法可优化阳光电源iSolarCloud平台下的智能运维算法,提升系统在复杂配电网环境下的谐波抑制能力,增强产品在工商业及微电网项目中的电能质量竞争力。