Micro-grid reactive power sharing using an adaptive virtual impedance technique

被引:1
作者
Sellamna, H. [1 ]
Mellit, A. [1 ,2 ]
Rabhi, A. [3 ]
Hajji, B. [4 ]
Oral, B. [5 ]
机构
[1] Jijel Univ, Renewable Energy Lab, Jijel, Algeria
[2] AS ICTP, Trieste, Italy
[3] Univ Picardie Jules Verne, Modelizat Informat & Syst Lab, 3 Rue St Leu, F-80039 Amiens 1, France
[4] Mohamed First Univ, Natl Sch Appl Sci, Renewable Energy Embedded Syst & Data Proc Lab, POB 669, Oujda, Morocco
[5] Marmara Univ, Dept Elect Elect Engn, Istanbul, Turkey
来源
2019 INTERNATIONAL CONFERENCE ON WIRELESS TECHNOLOGIES, EMBEDDED AND INTELLIGENT SYSTEMS (WITS) | 2019年
关键词
Micro-Grids; droop control; adaptive vertual impedance; PARALLEL INVERTERS; CONTROLLER;
D O I
10.1109/wits.2019.8723829
中图分类号
TP3 [计算技术、计算机技术];
学科分类号
0812 ;
摘要
The droop control scheme was generally employed in micro-grids (MG), however the main drawbacks of this scheme is its weak performances in reactive power sharing, mainly because of the unequal line impedances. To find a solution of the reactive power sharing inaccuracy, a control methodology based on an adaptive virtual impedance (AVI) is presented. The magnitude drop is adjusted to recompense the low voltage drop in the voltage caused by unequal feeder impedance of distributed generation (DG) units, without using communication links. The scheme of the controller is exposed, analyzed and simulated using MATLAB/SimPowerSystems. Results demonstrated that the adopted methodology can reduce the reactive power sharing error.
引用
收藏
页数:5
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