ExcSK
Class Description
Slovakian excitation system. UEL and secondary voltage control are included in this model. When this model is used, there cannot be a separate underexcitation limiter or VAr controller model.
Attributes
| Name | Type | Description |
|---|---|---|
| efdmax | PU | Field voltage clipping upper level limit (<i>Efdmax</i>) (> ExcSK.efdmin). |
| efdmin | PU | Field voltage clipping lower level limit (<i>Efdmin</i>) (< ExcSK.efdmax). |
| emax | PU | Maximum field voltage output (<i>Emax</i>) (> ExcSK.emin). Typical value = 20. |
| emin | PU | Minimum field voltage output (<i>Emin</i>) (< ExcSK.emax). Typical value = -20. |
| k | PU | Gain (<i>K</i>). Typical value = 1. |
| k1 | PU | Parameter of underexcitation limit (<i>K1</i>). Typical value = 0,1364. |
| k2 | PU | Parameter of underexcitation limit (<i>K2</i>). Typical value = -0,3861. |
| kc | PU | PI controller gain (<i>Kc</i>). Typical value = 70. |
| kce | PU | Rectifier regulation factor (<i>Kce</i>). Typical value = 0. |
| kd | PU | Exciter internal reactance (<i>Kd</i>). Typical value = 0. |
| kgob | PU | P controller gain (<i>Kgob</i>). Typical value = 10. |
| kp | PU | PI controller gain (<i>Kp</i>). Typical value = 1. |
| kqi | PU | PI controller gain of integral component (<i>Kqi</i>). Typical value = 0. |
| kqob | PU | Rate of rise of the reactive power (<i>Kqob</i>). |
| kqp | PU | PI controller gain (<i>Kqp</i>). Typical value = 0. |
| nq | PU | Deadband of reactive power (<i>nq</i>). Determines the range of sensitivity. Typical value = 0,001. |
| qconoff | Boolean | Secondary voltage control state (<i>Qc_on_off</i>). true = secondary voltage control is on false = secondary voltage control is off. Typical value = false. |
| qz | PU | Desired value (setpoint) of reactive power, manual setting (<i>Qz</i>). |
| remote | Boolean | Selector to apply automatic calculation in secondary controller model (<i>remote</i>). true = automatic calculation is activated false = manual set is active; the use of desired value of reactive power (<i>Qz</i>) is required. Typical value = true. |
| sbase | ApparentPower | Apparent power of the unit (<i>Sbase</i>) (> 0). Unit = MVA. Typical value = 259. |
| tc | Seconds | PI controller phase lead time constant (<i>Tc</i>) (>= 0). Typical value = 8. |
| te | Seconds | Time constant of gain block (<i>Te</i>) (>= 0). Typical value = 0,1. |
| ti | Seconds | PI controller phase lead time constant (<i>Ti</i>) (>= 0). Typical value = 2. |
| tp | Seconds | Time constant (<i>Tp</i>) (>= 0). Typical value = 0,1. |
| tr | Seconds | Voltage transducer time constant (<i>Tr</i>) (>= 0). Typical value = 0,01. |
| uimax | PU | Maximum error (<i>UImax</i>) (> ExcSK.uimin). Typical value = 10. |
| uimin | PU | Minimum error (<i>UImin</i>) (< ExcSK.uimax). Typical value = -10. |
| urmax | PU | Maximum controller output (<i>URmax</i>) (> ExcSK.urmin). Typical value = 10. |
| urmin | PU | Minimum controller output (<i>URmin</i>) (< ExcSK.urmax). Typical value = -10. |
| vtmax | PU | Maximum terminal voltage input (<i>Vtmax</i>) (> ExcSK.vtmin). Determines the range of voltage deadband. Typical value = 1,05. |
| vtmin | PU | Minimum terminal voltage input (<i>Vtmin</i>) (< ExcSK.vtmax). Determines the range of voltage deadband. Typical value = 0,95. |
| yp | PU | Maximum output (<i>Yp</i>). Typical value = 1. |
Relationships
Ancestors
Descendents
No descendent classes
Associations
None