PSS Models

Power system stabilizer models are entered in the Stability 2 tab of Generator Data dialog box.

IEEE PSS2B

Figure 1: IEEE Type PSS2B Model Block Diagram

Parameter

Units

Description

T1

Seconds

1st lead time constant

T2

Seconds

1st lag time constant

T3

Seconds

2nd lead time constant

T4

Seconds

2nd lag time constant

T5

Seconds

3rd lead time constant

T6

Seconds

3rd lag time constant

T7

Seconds

Filter lead time constant

T8

Seconds

Filter lag time constant

T9

Seconds

Freq branch time constant

T10

Seconds

Power branch time constant

TW1

Seconds

1st freq branch washout time constant

TW2

Seconds

2nd freq branch washout time constant

TW3

Seconds

1st power branch washout time constant

TW4

Seconds

2nd power branch washout time constant

K1

Seconds

Main PSS gain

K2

Seconds

1st power branch gain

K3

Seconds

2nd power branch gain

VMax

Seconds

PSS output max

VMin

Seconds

PSS output min

M

Seconds

M

N

Seconds

N

More Information

Dynamic Stability  
Stability Data Parameters