A universal droop-based control strategy for single-phase two-stage PV inverters

Dong Lei, Tian Haolei, Xiao Furong

科研成果: 书/报告/会议事项章节会议稿件同行评审

3 引用 (Scopus)

摘要

Droop control is widely used in distributed generators for relating their terminal parameters to power generation. These generators are usually assumed to have enough capacities for supplying the required power. This is however not always true, especially with renewable sources with no or insufficient storage. To deal with this issue, an improved droop-based control is proposed for single-phase two-stage PV inverters. With this method, the PV inverter can operate in either MPPT mode or dispatched power mode when connected to the grid. Also, this control method can be used for realizing the operational control in islanded mode without major control reconfiguration. Regardless of the operating mode, the dc-bus voltage can be well regulated even in the presence of PV power fluctuations due to solar irradiance variations in this study. Finally, the proposed droop-based control method is demonstrated through simulation and experimental results.

源语言英语
主期刊名Proceedings IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society
出版商Institute of Electrical and Electronics Engineers Inc.
6369-6374
页数6
ISBN(电子版)9781538611272
DOI
出版状态已出版 - 15 12月 2017
活动43rd Annual Conference of the IEEE Industrial Electronics Society, IECON 2017 - Beijing, 中国
期限: 29 10月 20171 11月 2017

出版系列

姓名Proceedings IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society
2017-January

会议

会议43rd Annual Conference of the IEEE Industrial Electronics Society, IECON 2017
国家/地区中国
Beijing
时期29/10/171/11/17

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