Impact of Drivetrain on Wind Farm VAR Control - Upwind
Impact of Drivetrain on Wind Farm VAR Control - Upwind
Impact of Drivetrain on Wind Farm VAR Control - Upwind
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UPWIND<br />
Table 4-4. Summary results <str<strong>on</strong>g>of</str<strong>on</strong>g> test cases for <strong>VAR</strong> c<strong>on</strong>trol with static excitati<strong>on</strong> <str<strong>on</strong>g>of</str<strong>on</strong>g> synchr<strong>on</strong>ous WTG implementing <strong>on</strong>ly voltage c<strong>on</strong>trol<br />
Scenario Case SCR MVA base P WTG1<br />
WTG1 (MW) (MW)<br />
Initial Q<br />
WTG1<br />
(M<strong>VAR</strong>)<br />
Initial voltage<br />
WTG1 (pu)<br />
Load applied<br />
impedance<br />
(pu)<br />
Q final<br />
WTG1<br />
(M<strong>VAR</strong>)<br />
Settling time<br />
(sec)<br />
1 1 20 360 324 5.261 1.026 -0.5 -160.165 4<br />
1 2 5 360 324 5.261 1.026 -2 -40.458 3.1<br />
1 3 3 360 324 5.261 1.026 -3.5 -21.259 3.2<br />
2 4 20 360 162 -3.743 1.017 -0.5 -176.381 4.6<br />
2 5 5 360 162 -3.743 1.017 -2 -51.191 4.3<br />
2 6 3 360 162 -3.743 1.017 -3.5 -31.217 3.8<br />
3 7 20 180 162 8.851 1.029 -0.5 -143.652 999<br />
3 8 5 180 162 8.85 1.029 -2 -37.951 4.1<br />
3 9 3 180 162 8.851 1.029 -3.5 -18.443 3.3<br />
4 10 3 360 324 5.261 1.026 -3.5 -27.432 999 Settings <str<strong>on</strong>g>of</str<strong>on</strong>g> SCR 20 were<br />
applied to SCR 3<br />
4 11 5 360 324 5.261 1.026 -2 -40.583 2.8 Settings <str<strong>on</strong>g>of</str<strong>on</strong>g> SCR 20 were<br />
applied to SCR 5<br />
4 12 20 360 324 5.261 1.026 -0.5 -147.6373 999 Settings <str<strong>on</strong>g>of</str<strong>on</strong>g> SCR 3 were<br />
applied to SCR 20<br />
5 13 20 360 162 41.945 1.043 -0.5 -140.094 5.7 Higher initial WTG terminal<br />
voltage<br />
*Settling time <str<strong>on</strong>g>of</str<strong>on</strong>g> 999 sec indicates inability to recover the POI voltage to the steady state value<br />
Deliverable D5.9.1 41<br />
Notes
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