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ExcST1A

Class Description​

Modification of an old IEEE ST1A static excitation system without overexcitation limiter (OEL) and underexcitation limiter (UEL).

Attributes​

NameTypeDescription
ilrPUExciter output current limit reference (<i>Ilr</i>). Typical value = 0.
kaPUVoltage regulator gain (<i>Ka</i>) (> 0). Typical value = 190.
kcPURectifier loading factor proportional to commutating reactance (<i>Kc</i>) (>= 0). Typical value = 0,05.
kfPUExcitation control system stabilizer gains (<i>Kf</i>) (>= 0). Typical value = 0.
klrPUExciter output current limiter gain (<i>Klr</i>). Typical value = 0.
taSecondsVoltage regulator time constant (<i>Ta</i>) (>= 0). Typical value = 0,02.
tbSecondsVoltage regulator time constant (<i>Tb</i>) (>= 0). Typical value = 10.
tb1SecondsVoltage regulator time constant (<i>Tb1</i>) (>= 0). Typical value = 0.
tcSecondsVoltage regulator time constant (<i>Tc</i>) (>= 0). Typical value = 1.
tc1SecondsVoltage regulator time constant (<i>Tc1</i>) (>= 0). Typical value = 0.
tfSecondsExcitation control system stabilizer time constant (<i>Tf</i>) (>= 0). Typical value = 1.
vamaxPUMaximum voltage regulator output (<i>Vamax</i>) (> 0). Typical value = 999.
vaminPUMinimum voltage regulator output (<i>Vamin</i>) (< 0). Typical value = -999.
vimaxPUMaximum voltage regulator input limit (<i>Vimax</i>) (> 0). Typical value = 999.
viminPUMinimum voltage regulator input limit (<i>Vimin</i>) (< 0). Typical value = -999.
vrmaxPUMaximum voltage regulator outputs (<i>Vrmax</i>) (> 0) . Typical value = 7,8.
vrminPUMinimum voltage regulator outputs (<i>Vrmin</i>) (< 0). Typical value = -6,7.
xePUExcitation xfmr effective reactance (<i>Xe</i>). Typical value = 0,04.

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