scholarly journals Ant lion algorithm for optimized controller gains for power quality enrichment of off-grid wind power harnessing units

2020 ◽  
Vol 6 (3) ◽  
pp. 85-97
Author(s):  
Kodakkal Amritha ◽  
Veramalla Rajagopal ◽  
Kuthuri Narasimha Raju ◽  
Sabha Raj Arya
2021 ◽  
Vol 63 (5) ◽  
pp. 442-447
Author(s):  
Hammoudi Abderazek ◽  
Ferhat Hamza ◽  
Ali Riza Yildiz ◽  
Liang Gao ◽  
Sadiq M. Sait

Abstract Metaheuristic optimization algorithms have gained relevance and have effectively been investigated for solving complex real design problems in diverse fields of science and engineering. In this paper, a recent meta-heuristic approach inspired by human social concepts, namely the queuing search algorithm (QSA), is implemented for the first time to optimize the main parameters of the spur gear, in particular, to minimize the weight of a single-stage spur gear. The effectiveness of the algorithm introduced is examined in two steps. First, the algorithm used is compared with descriptions in previous studies and indicates that the final results obtained by QSA lead to a reduction in gear weight by 7.5 %. Furthermore, the outcomes obtained are compared with those for the other five algorithms. The results reveal that the QSA outperforms the techniques with which it is compared such as the sine-cosine optimization algorithm, the ant lion optimization algorithm, the interior search algorithm, the teaching-learning-based algorithm, and the jaya algorithm in terms of robustness, success rate, and convergence capability.


Author(s):  
Poul Sorensen ◽  
Nicolaos Antonio Cutululis ◽  
Torsten Lund ◽  
Anca D. Hansen ◽  
Troels Sorensen ◽  
...  

2013 ◽  
Vol 694-697 ◽  
pp. 838-841 ◽  
Author(s):  
Li Xia Lv ◽  
Yue Xia Jin

In order to solve the problems which are caused by wind power and solar power on-grid, such as power quality, stability, reliability and so on, this paper proposes wind and solar micro-grid including energy storage system(ESS). The micro-grid uses two buses: AC bus and DC bus. Micro-source current is connected to the grid with the same inverter, which can reduce the micro-grid control difficulties. The energy storage system connected to the grid through the inverter could directly absorb energy from the grid. The DC side of the energy storage system using bidirectional DC / DC converter, which can keep the DC side of the battery storage stable.


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