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GovSteamEU

Simplified boiler and steam turbine with PID governor.

Inheritance

Attributes

LabelTypeMultiplicityComment
chcFloat1..1Control valves rate closing limit (Chc). Unit = PU / s. Typical value = -3,3.
choFloat1..1Control valves rate opening limit (Cho). Unit = PU / s. Typical value = 0,17.
cicFloat1..1Intercept valves rate closing limit (Cic). Typical value = -2,2.
cioFloat1..1Intercept valves rate opening limit (Cio). Typical value = 0,123.
db1Float1..1Deadband of the frequency corrector (db1). Typical value = 0.
db2Float1..1Deadband of the speed governor (db2). Typical value = 0,0004.
hhpmaxFloat1..1Maximum control valve position (Hhpmax). Typical value = 1.
keFloat1..1Gain of the power controller (Ke). Typical value = 0,65.
kfcorFloat1..1Gain of the frequency corrector (Kfcor). Typical value = 20.
khpFloat1..1Fraction of total turbine output generated by HP part (Khp). Typical value = 0,277.
klpFloat1..1Fraction of total turbine output generated by HP part (Klp). Typical value = 0,723.
komegacorFloat1..1Gain of the speed governor (Kwcor). Typical value = 20.
mwbaseFloat1..1Base for power values (MWbase) (> 0). Unit = MW.
pmaxFloat1..1Maximal active power of the turbine (Pmax). Typical value = 1.
prhmaxFloat1..1Maximum low pressure limit (Prhmax). Typical value = 1,4.
simxFloat1..1Intercept valves transfer limit (Simx). Typical value = 0,425.
tbFloat1..1Boiler time constant (Tb) (>= 0). Typical value = 100.
tdpFloat1..1Derivative time constant of the power controller (Tdp) (>= 0). Typical value = 0.
tenFloat1..1Electro hydraulic transducer (Ten) (>= 0). Typical value = 0,1.
tfFloat1..1Frequency transducer time constant (Tf) (>= 0). Typical value = 0.
tfpFloat1..1Time constant of the power controller (Tfp) (>= 0). Typical value = 0.
thpFloat1..1High pressure (HP) time constant of the turbine (Thp) (>= 0). Typical value = 0,31.
tipFloat1..1Integral time constant of the power controller (Tip) (>= 0). Typical value = 2.
tlpFloat1..1Low pressure (LP) time constant of the turbine (Tlp) (>= 0). Typical value = 0,45.
tpFloat1..1Power transducer time constant (Tp) (>= 0). Typical value = 0,07.
trhFloat1..1Reheater time constant of the turbine (Trh) (>= 0). Typical value = 8.
tvhpFloat1..1Control valves servo time constant (Tvhp) (>= 0). Typical value = 0,1.
tvipFloat1..1Intercept valves servo time constant (Tvip) (>= 0). Typical value = 0,15.
twFloat1..1Speed transducer time constant (Tw) (>= 0). Typical value = 0,02.
wfmaxFloat1..1Upper limit for frequency correction (Wfmax) (> GovSteamEU.wfmin). Typical value = 0,05.
wfminFloat1..1Lower limit for frequency correction (Wfmin) (< GovSteamEU.wfmax). Typical value = -0,05.
wmax1Float1..1Emergency speed control lower limit (wmax1). Typical value = 1,025.
wmax2Float1..1Emergency speed control upper limit (wmax2). Typical value = 1,05.
wwmaxFloat1..1Upper limit for the speed governor (Wwmax) (> GovSteamEU.wwmin). Typical value = 0,1.
wwminFloat1..1Lower limit for the speed governor frequency correction (Wwmin) (< GovSteamEU.wwmax). Typical value = -1.