GovHydroDD

Class Description

Double derivative hydro governor and turbine.

Attributes

Name Type Description
pgv4 PU Nonlinear gain point 4, PU power (Pgv4). Typical value = 0.
pgv5 PU Nonlinear gain point 5, PU power (Pgv5). Typical value = 0.
pgv6 PU Nonlinear gain point 6, PU power (Pgv6). Typical value = 0.
pmax PU Maximum gate opening, PU of MWbase (Pmax) (> GovHydroDD.pmin). Typical value = 1.
pmin PU Minimum gate opening, PU of MWbase (Pmin) (> GovHydroDD.pmax). Typical value = 0.
r PU Steady state droop (R). Typical value = 0,05.
td Seconds Input filter time constant (Td) (>= 0). If = 0, block is bypassed. Typical value = 0.
tf Seconds Washout time constant (Tf) (>= 0). Typical value = 0,1.
tp Seconds Gate servo time constant (Tp) (>= 0). If = 0, block is bypassed. Typical value = 0,35.
tt Seconds Power feedback time constant (Tt) (>= 0). If = 0, block is bypassed. Typical value = 0,02.
tturb Seconds Turbine time constant (Tturb) (>= 0). See parameter detail 3. Typical value = 0,8.
velcl Float Maximum gate closing velocity (Velcl). Unit = PU / s. Typical value = -0,14.
velop Float Maximum gate opening velocity (Velop). Unit = PU / s. Typical value = 0,09.
aturb PU Turbine numerator multiplier (Aturb) (see parameter detail 3). Typical value = -1.
bturb PU Turbine denominator multiplier (Bturb) (see parameter detail 3). Typical value = 0,5.
db1 Frequency Intentional dead-band width (db1). Unit = Hz. Typical value = 0.
db2 ActivePower Unintentional dead-band (db2). Unit = MW. Typical value = 0.
eps Frequency Intentional db hysteresis (eps). Unit = Hz. Typical value = 0.
gmax PU Maximum gate opening (Gmax) (> GovHydroDD.gmin). Typical value = 0.
gmin PU Minimum gate opening (Gmin) (< GovHydroDD.gmax). Typical value = 0.
gv1 PU Nonlinear gain point 1, PU gv (Gv1). Typical value = 0.
gv2 PU Nonlinear gain point 2, PU gv (Gv2). Typical value = 0.
gv3 PU Nonlinear gain point 3, PU gv (Gv3). Typical value = 0.
gv4 PU Nonlinear gain point 4, PU gv (Gv4). Typical value = 0.
gv5 PU Nonlinear gain point 5, PU gv (Gv5). Typical value = 0.
gv6 PU Nonlinear gain point 6, PU gv (Gv6). Typical value = 0.
inputSignal Boolean Input signal switch (Flag).
true = Pe input is used
false = feedback is received from CV.
Flag is normally dependent on Tt. If Tt is zero, Flag is set to false. If Tt is not zero, Flag is set to true.
Typical value = true.
k1 PU Single derivative gain (K1). Typical value = 3,6.
k2 PU Double derivative gain (K2). Typical value = 0,2.
kg PU Gate servo gain (Kg). Typical value = 3.
ki PU Integral gain (Ki). Typical value = 1.
mwbase ActivePower Base for power values (MWbase) (>0). Unit = MW.
pgv1 PU Nonlinear gain point 1, PU power (Pgv1). Typical value = 0.
pgv2 PU Nonlinear gain point 2, PU power (Pgv2). Typical value = 0.
pgv3 PU Nonlinear gain point 3, PU power (Pgv3). Typical value = 0.

Relationships

Inherits from

Descendant classes

  • No descendant classes

Leaf/Root class

IsLeaf IsRoot
False False

Associations

None