Journal of Wind Energy / 2014 / Article / Tab 1 / Research Article
Comparative Assessment of SVC and TCSC Controllers on the Small Signal Stability Margin of a Power System Incorporating Intermittent Wind Power Generation Table 1 Oscillatory modes before wind power integration.
Number Modes Damping ratio ( ) Frequency ( ) 5 and 6 −0.236 ± 0.520 0.413 0.083 7 and 8 −0.238 ± 0.525 0.414 0.084 9 and 10 −0.249 ± 0.645 0.360 0.103 11 and 12 −0.492 ± 0.986 0.446 0.157 13 and 14 −0.800 ± 1.322 0.518 0.210 21 and 22 −0.009 ± 3.586 0.0024 0.571 25 and 26 −0.4780 ± 6.885 0.069 1.096 27 and 28 −0.488 ± 6.932 0.070 1.103 33 and 34 −8.587 ± 9.555 0.668 1.521 35 and 36 −8.605 ± 9.792 0.660 1.558 37 and 38 −8.718 ± 10.064 0.655 1.612 39 and 40 −8.722 ± 10.071 0.655 1.603