DG Technology | Sub-case Number | Results Figure | Islanding Scenario | Islanding Attempt | Comment |
Diesel | A1 | Figure 2 | Planned | Succeeded | - |
A2 | Figure 3 | Unplanned | Failed | Voltage and frequency limit violation | |
Gas | B1 | Figure 4 | Planned | Conditional Success | Frequency limit adjusted to t>5.2 sec |
B2 | Figure 5 | Unplanned | Failed | Voltage and frequency limit violation | |
Hydro | C1 | Figure 6 | Planned | Conditional Success | Frequency limit adjusted to t>9.6 sec |
C2 | Figure 7 | Unplanned | Failed | Voltage and frequency limit violation | |
Wind & Diesel | D1 | Figure 9 | Planned | Conditional Success | Islanding is not recommended for prolonged periods to avoid DG rotor over-heating |
Wind & Gas | D2 | Figure 10 | Planned | Failed | Lower frequency limit violation |
Wind & Hydro | D3 | Figure 11 | Planned | Failed | Upper and lower frequency limits violation |