Adaptive Parameter Estimation for Static Var Generators Based on Wind Speed Fluctuation of Wind Farms

Table 3

Traditional step-by-step identification results under a stable wind speed.

Estimated parameter	Real value	Observed quantity, P		Observed quantity, Q
		Estimated value	Error (%)	Estimated value	Error (%)
Kdp	0.1E − 3	9.71E − 5	2.900	9.82E − 5	1.800
Kdi	0.02	0.0201	1.000	0.01998	0.200
Kqp	5	5.0022	0.044	4.8682	2.600
Kqi	1000	999.322	0.0687	989.231	1.076
KPI	0.3	0.30081	0.270	0.2934	2.200
KII	10	9.6501	3.499	10.028	0.280
L	0.22	0.21889	0.505	0.2194	0.273