: Public Class
Created: 03/04/2012 11:59:09
Modified: 25/08/2012 19:50:46
Project:
Advanced:
Steam turbine governor model, based on the GovSteamIEEE1 model  (with optional deadband and nonlinear valve gain added). <br/>
Attribute
Public Frequency
  db1
Details:
Notes: Intentional deadband width (db1).  Unit = Hz.  Typical Value = 0.<br/>
Public ActivePower
  db2
Details:
Notes: Unintentional deadband (db2).  Unit = MW.  Typical Value = 0.<br/>
Public Frequency
  eps
Details:
Notes: Intentional db hysteresis (eps).  Unit = Hz.  Typical Value = 0.<br/>
Public PU
  gv1
Details:
Notes: Nonlinear gain valve position point 1 (GV1).  Typical Value = 0.<br/>
Public PU
  gv2
Details:
Notes: Nonlinear gain valve position point 2 (GV2).  Typical Value = 0.4.<br/>
Public PU
  gv3
Details:
Notes: Nonlinear gain valve position point 3 (GV3).  Typical Value = 0.5.<br/>
Public PU
  gv4
Details:
Notes: Nonlinear gain valve position point 4 (GV4).  Typical Value = 0.6.<br/>
Public PU
  gv5
Details:
Notes: Nonlinear gain valve position point 5 (GV5).  Typical Value = 1.<br/>
Public PU
  gv6
Details:
Notes: Nonlinear gain valve position point 6 (GV6).  Typical Value = 0.<br/>
Public PU
  k
Details:
Notes: Governor gain (reciprocal of droop) (K) (#gt;0).  Typical Value = 25.<br/>
Public Float
  k1
Details:
Notes: Fraction of HP shaft power after first boiler pass (K1).  Typical Value = 0.2.<br/>
Public Float
  k2
Details:
Notes: Fraction of LP shaft power after first boiler pass (K2).  Typical Value = 0.<br/>
Public Float
  k3
Details:
Notes: Fraction of HP shaft power after second boiler pass (K3).  Typical Value = 0.3.<br/>
Public Float
  k4
Details:
Notes: Fraction of LP shaft power after second boiler pass (K4).  Typical Value = 0.<br/>
Public Float
  k5
Details:
Notes: Fraction of HP shaft power after third boiler pass (K5).  Typical Value = 0.5.<br/>
Public Float
  k6
Details:
Notes: Fraction of LP shaft power after third boiler pass (K6).  Typical Value = 0.<br/>
Public Float
  k7
Details:
Notes: Fraction of HP shaft power after fourth boiler pass (K7).  Typical Value = 0.<br/>
Public Float
  k8
Details:
Notes: Fraction of LP shaft power after fourth boiler pass (K8).  Typical Value = 0.<br/>
Public ActivePower
  mwbase
Details:
Notes: Base for power values (MWbase) (#gt;0).  Unit = MW.<br/>
Public PU
  pgv1
Details:
Notes: Nonlinear gain power value point 1 (Pgv1).  Typical Value = 0.<br/>
Public PU
  pgv2
Details:
Notes: Nonlinear gain power value point 2 (Pgv2).  Typical Value = 0.75.<br/>
Public PU
  pgv3
Details:
Notes: Nonlinear gain power value point 3 (Pgv3).  Typical Value = 0.91.<br/>
Public PU
  pgv4
Details:
Notes: Nonlinear gain power value point 4 (Pgv4).  Typical Value = 0.98.<br/>
Public PU
  pgv5
Details:
Notes: Nonlinear gain power value point 5 (Pgv5).  Typical Value = 1.<br/>
Public PU
  pgv6
Details:
Notes: Nonlinear gain power value point 6 (Pgv6).  Typical Value = 0.<br/>
Public PU
  pmax
Details:
Notes: Maximum valve opening (Pmax) (#gt; Pmin).  Typical Value = 1.<br/>
Public PU
  pmin
Details:
Notes: Minimum valve opening (Pmin) (#gt;=0).  Typical Value = 0.<br/>
Public Boolean
  sdb1
Details:
Notes: Intentional deadband indicator.<br/>true = intentional deadband is applied<br/>false = intentional deadband is not applied.<br/>Typical Value = true.<br/>
Public Boolean
  sdb2
Details:
Notes: Unintentional deadband location.<br/>true = intentional deadband is applied before point "A"<br/>false = intentional deadband is applied after point "A".<br/>Typical Value = true.<br/>
Public Seconds
  t1
Details:
Notes: Governor lag time constant (T1).  Typical Value = 0.<br/>
Public Seconds
  t2
Details:
Notes: Governor lead time constant (T2).  Typical Value = 0.<br/>
Public Seconds
  t3
Details:
Notes: Valve positioner time constant (T3<i>) </i>(#gt;0).  Typical Value = 0.1.<br/>
Public Seconds
  t4
Details:
Notes: Inlet piping/steam bowl time constant (T4).  Typical Value = 0.3.<br/>
Public Seconds
  t5
Details:
Notes: Time constant of second boiler pass (T5).  Typical Value = 5.<br/>
Public Seconds
  t6
Details:
Notes: Time constant of third boiler pass (T6).  Typical Value = 0.5.<br/>
Public Seconds
  t7
Details:
Notes: Time constant of fourth boiler pass (T7).  Typical Value = 0.<br/>
Public Float
  uc
Details:
Notes: Maximum valve closing velocity (Uc) (#lt;0).  Unit = PU/sec.  Typical Value = -10.<br/>
Public Float
  uo
Details:
Notes: Maximum valve opening velocity (Uo) (#gt;0).  Unit = PU/sec.  Typical Value = 1.<br/>
Public Boolean
  valve
Details:
Notes: Nonlinear valve characteristic.<br/>true = nonlinear valve characteristic is used<br/>false = nonlinear valve characteristic is not used.<br/>Typical Value = true.<br/>
Object Type Connection Direction Notes
TurbineGovernorDynamics Class Generalization To