Complete synchronization of Kuramoto oscillators with finite inertia

被引:109
作者
Choi, Young-Pit [1 ]
Ha, Seung-Yeal [1 ]
Yun, Seok-Bae [2 ]
机构
[1] Seoul Natl Univ, Dept Math Sci, Seoul 151747, South Korea
[2] Korea Adv Inst Sci & Technol, Dept Math Sci, Taejon 305701, South Korea
关键词
Kuramoto model; Inertia effects; Phase; Frequency; Complete synchronization; COUPLED OSCILLATORS; MODEL; POPULATIONS; STABILITY; ARRAYS;
D O I
10.1016/j.physd.2010.08.004
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We present an approach based on Gronwall's inequalities for the asymptotic complete phase-frequency synchronization of Kuramoto oscillators with finite inertia. For given finite inertia and coupling strength, we present admissible classes of initial configurations and natural frequency distributions, which lead to the complete phase-frequency synchronization asymptotically. For this, we explicitly identify invariant regions for the Kuramoto flow, and derive second-order Gronwall's inequalities for the evolution of phase and frequency diameters. Our detailed time-decay estimates for phase and frequency diameters are independent of the number of oscillators. We also compare our analytical results with numerical simulations. (C) 2010 Elsevier B.V. All rights reserved.
引用
收藏
页码:32 / 44
页数:13
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