Resonances and entrainment breakup in Kuramoto models with multimodal frequency densities

被引:6
作者
De Smet, Filip [1 ]
Aeyels, Dirk [1 ]
机构
[1] Univ Ghent, Dept Elect Energy Syst & Automat, SYSTeMS Res Grp, B-9052 Ghent, Belgium
来源
PHYSICAL REVIEW E | 2008年 / 77卷 / 06期
关键词
D O I
10.1103/PhysRevE.77.066212
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
We characterize some intriguing aspects of the entrainment behavior of coupled oscillators by means of a perturbation analysis of the partially synchronized solution of the classical Kuramoto-Sakaguchi model. The analysis reveals that partial entrainment may disappear with increasing coupling strength. It also predicts the occurrence of resonances: partial entrainment is induced in oscillators with natural frequencies in specific intervals not corresponding to high oscillator densities. The results are illustrated by simulations.
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页数:8
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