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一种带串联LC滤波器的无电网电压传感器电阻型有源电力滤波器
A Grid-Voltage-Sensorless Resistive-Active Power Filter With Series LC-Filter
| 作者 | Haofeng Bai · Xiongfei Wang · Frede Blaabjerg |
| 期刊 | IEEE Transactions on Power Electronics |
| 出版日期 | 2018年5月 |
| 技术分类 | 控制与算法 |
| 技术标签 | 并网逆变器 弱电网并网 PWM控制 储能变流器PCS |
| 相关度评分 | ★★★★ 4.0 / 5.0 |
| 关键词 | 无电压传感器控制 电阻型有源电力滤波器 谐波谐振 配电网 电流参考值 并网逆变器 |
语言:
中文摘要
电压传感器无感控制因能降低系统成本并提升可靠性而备受关注。本文针对配电网中用于抑制谐波谐振的电阻型有源电力滤波器(R-APF),提出了一种无需电网电压传感器的控制策略,通过省去电压传感器获取电流参考值,优化了系统架构。
English Abstract
Voltage-sensorless control has been investigated for voltage source inverters (VSIs) for many years due to the reduced system cost and potentially improved system reliability. The VSI-based resistive-active power filters (R-APFs) are now widely used to prevent the harmonic resonance in power distribution network, for which the voltage sensors are needed in order to obtain the current reference. In...
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SunView 深度解读
该技术对阳光电源的组串式逆变器及PowerTitan/PowerStack储能变流器具有重要参考价值。在弱电网环境下,传感器数量的减少不仅能降低硬件成本,还能提升系统在恶劣工况下的可靠性。通过无传感器控制抑制谐波谐振,可增强产品在复杂电网环境下的适应能力。建议研发团队评估该算法在iSolarCloud智能运维平台下的谐波监测与补偿潜力,并考虑将其集成至新一代PCS控制算法中,以提升产品在电网谐波治理方面的竞争力。