Small-signal stability based on a synchronous generator model with field mutual-leakage reactance

2006 ◽  
Vol 154 (2) ◽  
pp. 19-29 ◽  
Author(s):  
Kaoru Koyanagi ◽  
Daisuke Hiramatsu ◽  
Kaiichirou Hirayama ◽  
Yoichi Uemura
2014 ◽  
Vol 1003 ◽  
pp. 148-151
Author(s):  
Jian Chao Zhang ◽  
Xiao Rong Zhu ◽  
Wei Zhao

In order to study the small signal stability of power grid after grid-connection of large-scale Permanent Magnet Synchronous Generator (PMSG) wind farms, the mathematical model of PMSG was established. By means of simulation on a simple power system, the damping characteristics of grid under different wind power penetration and different access location of wind farms were studied in detail. Simulation results show that along with the increase of wind power, the inter-area oscillation mode damping would reduce. When wind farm was attached the receiving area, the inter-area oscillation mode damping was lower than it when wind farm was attached the supplying area.


The fundamental goal of this proposal is to contemplate and examine the little signal soundness of the power framework associated with wind generators, as the power age utilizing wind generators has picked up significance in the ongoing days. Here, direct drive perpetual magnet synchronous generator is considered in the investigation, and the little sign model is inferred to survey the little unsettling influence solidness. The eigen esteem examination explores the dynamic conduct of intensity framework under various modes. Along these lines, by utilizing eigen esteem investigation, the connection between the modes and the state factors are gotten. In this manner by fluctuating the controller parameters their effect on the eigen esteems are considered. The outcome demonstrates that the framework soundness can be improved by appropriate tuning of both generator side and matrix side converter controller parameters. [1],[ 3],[5] Little sign model is produced for a matrix associated PMSG based WECS. Eigen esteem examination is performed for 3 machine nine 9 transport framework utilizing MATLAB/SIMULINK


2009 ◽  
Vol 129 (11) ◽  
pp. 1290-1298
Author(s):  
Hiroyuki Ishikawa ◽  
Yasuyuki Shirai ◽  
Tanzo Nitta ◽  
Katsuhiko Shibata

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