DiscExcContIEEEDEC1A
Class Description
IEEE type DEC1A discontinuous excitation control model that boosts generator excitation to a level higher than that demanded by the voltage regulator and stabilizer immediately following a system fault. Reference: IEEE 421.5-2005, 12.2.
Attributes
| Name | Type | Description |
|---|---|---|
| esc | PU | Speed change reference (<i>E</i><i><sub>SC</sub></i>). Typical value = 0,0015. |
| kan | PU | Discontinuous controller gain (<i>K</i><i><sub>AN</sub></i>). Typical value = 400. |
| ketl | PU | Terminal voltage limiter gain (<i>K</i><i><sub>ETL</sub></i>). Typical value = 47. |
| tan | Seconds | Discontinuous controller time constant (<i>T</i><i><sub>AN</sub></i>) (>= 0). Typical value = 0,08. |
| td | Seconds | Time constant (<i>T</i><i><sub>D</sub></i>) (>= 0). Typical value = 0,03. |
| tl1 | Seconds | Time constant (<i>T</i><i><sub>L</sub></i><sub>1</sub>) (>= 0). Typical value = 0,025. |
| tl2 | Seconds | Time constant (<i>T</i><i><sub>L</sub></i><sub>2</sub>) (>= 0). Typical value = 1,25. |
| tw5 | Seconds | DEC washout time constant (<i>T</i><i><sub>W</sub></i><sub>5</sub>) (>= 0). Typical value = 5. |
| val | PU | Regulator voltage reference (<i>V</i><i><sub>AL</sub></i>). Typical value = 5,5. |
| vanmax | PU | Limiter for Van (<i>V</i><i><sub>ANMAX</sub></i>). |
| vomax | PU | Limiter (<i>V</i><i><sub>OMAX</sub></i>) (> DiscExcContIEEEDEC1A.vomin). Typical value = 0,3. |
| vomin | PU | Limiter (<i>V</i><i><sub>OMIN</sub></i>) (< DiscExcContIEEEDEC1A.vomax). Typical value = 0,1. |
| vsmax | PU | Limiter (<i>V</i><i><sub>SMAX</sub></i>)(> DiscExcContIEEEDEC1A.vsmin). Typical value = 0,2. |
| vsmin | PU | Limiter (<i>V</i><i><sub>SMIN</sub></i>) (< DiscExcContIEEEDEC1A.vsmax). Typical value = -0,066. |
| vtc | PU | Terminal voltage level reference (<i>V</i><i><sub>TC</sub></i>). Typical value = 0,95. |
| vtlmt | PU | Voltage reference (<i>V</i><i><sub>TLMT</sub></i>). Typical value = 1,1. |
| vtm | PU | Voltage limits (<i>V</i><i><sub>TM</sub></i>). Typical value = 1,13. |
| vtn | PU | Voltage limits (<i>V</i><i><sub>TN</sub></i>). Typical value = 1,12. |
Relationships
Ancestors
Descendents
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Associations
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