Operating Voltage and Frequency Regime Validation of Grid Code Requirements in South Africa

Table 2

Logged dataset two simulation results, events summary.

Event	Time (s)	V_POC (pu)	Vmax(pu)	Vmin(pu)	V violation	F_POC (Hz)	Fmax(pu)	Fmin(pu)	F violation
1	15.153	0.97469	1.2	0.00000	0	49.0051	52	46	0
	15.154	0.97199	1.2	0.00000	0	48.9953	52	46	0
	15.155	0.97057	1.2	0.00000	0	48.9880	52	46	0
2	17.502	0.99048	1.2	0.00000	0	47.0007	52	47	0
	17.503	0.99052	1.2	0.00000	0	46.9997	52	47	1
	17.504	0.99055	1.2	0.00000	0	46.9988	52	47	1
3	17.902	0.99162	1.2	0.00000	0	46.5735	52	47	1
	17.903	0.79316	1.2	0.00000	0	46.5227	52	47	1
	17.904	0.79316	1.2	0.00000	0	46.5228	52	47	1
4	19.193	0.79795	1.2	0.54262	0	46.5354	51.5	47	1
	19.194	0.80369	1.2	0.54308	0	47.6055	51.5	47	0
	19.195	0.80375	1.2	0.54354	0	47.6069	51.5	47	0
5	19.779	0.81219	1.2	0.81186	0	48.3560	51.5	47	0
	19.78	0.81224	1.2	0.81232	1	48.3562	51.5	47	0
	19.781	0.81229	1.2	0.81278	1	48.3565	51.5	47	0