Synchronous Gen Parameters
* Required
* Want to submit data for a Synchronous Generator? Please Select...
Only fill the data below if 'Yes' is s
No
Provide individual generator capability (All values requested here are for individual units)
* Machine ID (e.g. ST, CT, CT1, CT2, ST2, etc.):
Note: List all the machine IDs that these data corresponds (e.g. CT1, CT2).
* MVA base:
* Terminal voltage:
* Nominal power factor:
MVA
KV
Summer
* Unit maximum net capacity output (unit CIR):
* Unit gross energy output:
* Unit reactive power capability at max gross energy output - leading:
Winter
MW
MVAR
Underexcited
* Unit reactive power capability at max gross energy output - lagging:
MVAR
Overexcited
Unit auxiliary load at max gross energy power output:
* Where is the auxiliary load being connected?
Please provide diagram illustrating aux load configuration.
* Any additional comments on the capability (Aux Load):
MW
MVAR
Please select...
Load related to the operations of the plant (e.g. fans, pumps, etc.)
Generator Parameters
All reactances and resistance values in PU on Machine MVA Base
* Combined turbine-generator-exciter inertia, H:
* Speed damping coefficient, D:
kWs/kVA
1 < H < 10
P.U.
0≤D<3
Generator Saturation
* Generator saturation at 1.0 p.u. voltage, S (1.0):
PU
* Generator saturation at 1.2 p.u. voltage, S (1.2):
PU
0 < S1.0
S1.0 < S1.2
Unsaturated Reactances
* Direct axis synchronous reactance, Xd(i):
PU
* Direct axis transient reactance, X'd(i):
PU
* Direct axis sub-transient reactance, X"d(i):
PU
xd < 2.5
x'd < 0.5 x xd
x"d < x'd
* Quadrature axis synchronous reactance, Xq(i):
PU
* Quadrature axis transient reactance, X'q(i):
PU
* Quadrature axis sub-transient reactance, X"q(i):
PU
* Stator leakage reactance, Xl:
* Negative sequence reactance, X2(i):
* Zero sequence reactance, X0(i):
PU
PU
PU
Saturated Reactances
* Saturated subtransient reactance, X"d(v):
PU
* Negative sequence reactance, X2(v):
PU
xq < xd
x'q < xq
x"q < x'q
X"d(v) < X"d(i)
* Zero sequence reactance, X0(v):
Resistances
* DC armature resistance, Ra:
* Positive sequence resistance, R1:
* Negative sequence resistance, R2:
* Zero sequence resistance, R0:
PU
Ohms
PU
PU
PU
Time Constants
* Direct axis transient open circuit, T'do:
sec
* Direct axis sub-transient open circuit, T"do:
sec
* Quadrature axis transient open circuit, T'qo:
sec
1. < T(′do < 10.)
0.01667 < T"do < 0.2
0.2 ≤ T′qo ≤ 1.5
* Quadrature axis sub-transient open circuit, T"qo:
sec
0.01667 ≤ T"qo ≤ 0.2
* Armature three-phase short circuit, Ta3:
sec
0.025 ≤ Ta ≤ 0.1
Control Systems
Select the appropriate dynamic model
* Exciter
* If any of the above models are not submitted, then explanation is required:
* Governor:
* If any of the above models are not submitted, then explanation is required:
Please select....
Please select...
* Power System Stabilizer (PSS):
* If any of the above models are not submitted, then explanation is required:
Please select...
Additional Information:
Synchronous Transformer
* Want to submit data for a Generator Step-up Transformer
Please select...
Please complete all required information below. If you do not
wish to submit a transformer for this turbine, please select "No"
in the drop down above.
Generator Step-Up (GSU) Transformer Form
Note: Main Transformer information is requested in a separate
* MVA base:
Total Transformer Ratings (MVA) e.g. OA/FA1/FA2
MVA
* Rating 1:
* Rating 2:
* Rating 3:
* Select transformer windings:
Impedances (All Values in PU on Transformer MVA base)
MVA
MVA
MVA
Please select...
R
* (a) High-side to low-side:
* (b) High-side to tertiary:
* (c) Low-side to tertiary:
PU
PU
PU
Winding Voltages (kV)
* High-side:
* Low-side:
* Tertiary:
KV
KV
KV
Winding Connection Types (Delta, Wye, Wye Gnd, etc)
* High-side:
* Low-side:
* Tertiary:
* Tap position:
Off-nominal Turns Ratio:
Number of taps:
Step size:
Any additional comments on the transformer?
Example: Specify machine ID
jX
X/R
the data below if 'Yes' is selected on the left