Cyber-Enabled Intelligence Control and Security Optimization for Complex Microgrid Networks Transient Frequency Stability Analysis of Power Systems considering Photovoltaic Grid Connection

Table 1

Frequency dynamic response of the system when different PV permeability fails.

Photovoltaic penetration (%)	Minimum bus frequency (Hz)	Maximum bus frequency (Hz)	Absolute maximum frequency deviation (Hz)
0	49.994602	50.011600	0.011600
10	49.830513	49.844547	0.169487
20	49.657547	49.669304	0.342453
30	49.441223	49.452263	0.558777
40	49.141018	49.149567	0.858982
50	48.660889	48.671333	1.339111