ExcST2A
Class Description
Modified IEEE ST2A static excitation system with another lead-lag block added to match the model defined by WECC.
Attributes
| Name | Type | Description |
|---|---|---|
| efdmax | PU | Maximum field voltage (<i>Efdmax</i>) (>= 0). Typical value = 99. |
| ka | PU | Voltage regulator gain (<i>Ka</i>) (> 0). Typical value = 120. |
| kc | PU | Rectifier loading factor proportional to commutating reactance (<i>Kc</i>) (>= 0). Typical value = 1,82. |
| ke | PU | Exciter constant related to self-excited field (<i>Ke</i>). Typical value = 1. |
| kf | PU | Excitation control system stabilizer gains (<i>kf</i>) (>= 0). Typical value = 0,05. |
| ki | PU | Potential circuit gain coefficient (<i>K</i><i><sub>i</sub></i>) (>= 0). Typical value = 8. |
| kp | PU | Potential circuit gain coefficient (<i>K</i><i><sub>p</sub></i>) (>= 0). Typical value = 4,88. |
| ta | Seconds | Voltage regulator time constant (<i>Ta</i>) (> 0). Typical value = 0,15. |
| tb | Seconds | Voltage regulator time constant (<i>Tb</i>) (>= 0). Typical value = 0. |
| tc | Seconds | Voltage regulator time constant (<i>Tc</i>) (>= 0). Typical value = 0. |
| te | Seconds | Exciter time constant, integration rate associated with exciter control (<i>Te</i>) (> 0). Typical value = 0,5. |
| tf | Seconds | Excitation control system stabilizer time constant (<i>Tf</i>) (>= 0). Typical value = 0,7. |
| uelin | Boolean | UEL input (<i>UELin</i>). true = HV gate false = add to error signal. Typical value = false. |
| vrmax | PU | Maximum voltage regulator outputs (<i>Vrmax</i>) (> 0). Typical value = 1. |
| vrmin | PU | Minimum voltage regulator outputs (<i>Vrmin</i>) (< 0). Typical value = -1. |
Relationships
Ancestors
Descendents
No descendent classes
Associations
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