Documentation Home Page ◇ ePHASORSIM Home Page
Pour la documentation en FRANÇAIS, utilisez l'outil de traduction de votre navigateur Chrome, Edge ou Safari. Voir un exemple.
Turbine and Governor
On this page:
- 1 Turbine-Governor GAST
- 2 Turbine-Governor GGOV1
- 3 Turbine-Governor HYGOV
- 4 Turbine-Governor IEEEG1
- 5 Turbine-Governor IEEEG2
- 6 Turbine-Governor IEESGO
- 7 Turbine-Governor TGOV1
- 8 Turbine-Governor TGOV3
- 9 Turbine-Governor WSHYDD
- 10 Turbine-Governor WSHYGP
- 11 Turbine-Governor DEGOV
- 12 Available I/O Pins
- 13 Example
- 14 Template for all Turbine-Governors
ePHASORSIM native library have the following PSS/E supported Turbine-Governor models. At the bottom of this page there is a template where all Turbine-Governors can be found. Once you have selected the desired turbine-governor you can copy and paste it from this template into your Excel v2.0 file.
Turbine-Governor GAST
Parameters
Symbol | Description | Unit |
|---|---|---|
R | Permanent droop | pu |
T1 | Governor mechanism time constant | s |
T2 | Turbine power time constant | |
T3 | Turbine exhaust temperature time constant | |
At | Ambient temperature load limit | pu |
Kt | Temperature limiter gain | pu |
Vmax | Maximum turbine power | pu |
Vmin | Minimum turbine power | pu |
Dturb | Turbine damping factor | pu |
Turbine-Governor GGOV1
Parameters
Symbol | Description | Unit |
|---|---|---|
Rselect | Feedback signal for droop | - |
Flag | Switch for fuel source characteristic | - |
R | Permanent droop | pu |
Tpelec | Electrical power transducer time constant | s |
Maxerr | Maximum value for speed error signal | pu |
Minerr | Minimum value for speed error signal | pu |
Kpgov | Governor proportional gain | pu |
Kigov | Governor integral gain | pu |
Kdgov | Governor derivative gain | pu |
Tdgov | Governor derivative time constant | s |
Vmax | Maximum valve position limit | pu |
Vmin | Minimum valve position limit | pu |
Tact | Actuator time constant | s |
Kturb | Turbine gain | pu |
Wfnl | No load fuel flow | pu |
Tb | Turbine lag time constant | s |
Tc | Turbine lead time constant | |
Teng | Transport time delay for diesel engine | |
Tfload | Load limiter time constant | |
Kpload | Load limiter proportional gain | pu |
Kiload | Load limiter integral gain | pu |
Ldref | Load limiter reference value | pu |
Dm | Speed sensivity coeficient | pu |
Ropen | Maximum valve opening rate | pu |
Rclose | Minimum valve opening rate | pu |
Kimw | Power controller gain | pu |
Aset | Acceleration limiter setpoint | pu |
Ka | Acceleration limiter gain | pu |
Ta | Acceleration limiter time constant | s |
Trate | Base for power values | MW |
Db | Speed governor deadband | pu |
Tsa | Temperature detection lead time constant | s |
Tsb | Temperature detection lag time constant | |
Rup | Maximum rate of load limit increase | pu |
Rdown | Maximum rate of load limit decrease | pu |
Turbine-Governor HYGOV
Parameters
Symbol | Description | Unit |
|---|---|---|
R | Permanent droop | pu |
r | Temporary droop | pu |
Tr | Governor time constant | s |
Tf | Filter time constant | s |
Tg | Servo time constant | s |
Velm | Gate velocity limit | pu |
Gmax | Maximum gate limit | pu |
Gmin | Minimum gate limit | pu |
Tw | Water inertia time constant | s |
At | Turbine gain | pu |
Dturb | Turbine damping factor | pu |
qNL | No-load flow | pu |
Turbine-Governor IEEEG1
Parameters
Symbol | Description | Unit |
|---|---|---|
K | Governor gain | pu |
T1 | Governor lag time constant | s |
T2 | Governor lead time constant | s |
T3 | Valve positioner time constant | s |
Uo | Maximum valve opening velocity | pu |
Uc | Maximum valve closing velocity | pu |
Pmax | Maximum valve opening | pu |
Pmin | Minimum valve opening | pu |
T4 | Inlet/piping steam bowl time constant | s |
K1 | Fraction of HP shaft power after first boiler pass | pu |
K2 | Fraction of LP shaft power after first boiler pass | pu |
T5 | Time constant of second boiler pass | s |
K3 | Fraction of HP shaft power after second boiler pass | pu |
K4 | Fraction of LP shaft power after second boiler pass | pu |
T6 | Time constant of third boiler pass | s |
K5 | Fraction of HP shaft power after third boiler pass | pu |
K6 | Fraction of LP shaft power after third boiler pass | pu |
T7 | Time constant of fourth boiler pass | s |
K7 | Fraction of HP shaft power after fourth boiler pass | pu |
K8 | Fraction of LP shaft power after fourth boiler pass | pu |
Turbine-Governor IEEEG2
Parameters
Symbol | Description | Unit |
|---|---|---|
K | Governor gain | pu |
T1 | Governor lag time constant | s |
T2 | Governor lead time constant | |
T3 | Gate actuator time constant | |
Pmax | Gate maximum | pu |
Pmin | Gate minimum | pu |
T4 | Water starting time | s |
Turbine-Governor IEESGO
Parameters
Symbol | Description | Unit |
|---|---|---|
T1 | Controller lag | s |
T2 | Controller lead compensation | s |
T3 | Governor lag | s |
T4 | Delay due to steam inlet volumes associated with steam chest and inlet piping | s |
T5 | Reheater delay including hot and cold leads | s |
T6 | Delay due to IP-LP turbine, crossover pipes and LP end hoods | s |
K1 | Regulation | s |
K2 | Fraction | pu |
OPAL-RT TECHNOLOGIES, Inc. | 1751, rue Richardson, bureau 1060 | Montréal, Québec Canada H3K 1G6 | opal-rt.com | +1 514-935-2323
Follow OPAL-RT: LinkedIn | Facebook | YouTube | X/Twitter