2,757 questions

sample public raw and dyr files

• ISO
• raw
• dyr

Setting TRATE for WTTAQ1: Use 0 or Exact Value?

• WTTQAU1

559

views

1

answer

no

votes

2025-08-29 08:38:59 -0500 perolofl

How to get the values for SCR and X/R ratio using PSS/E?

How to Model BESS Power Smoothing in PSSE?

• BESS
• PyPSSE#
• Smoothing
• vre

Unsteady voltage with AC8C Exciter during dynamic simulation

• dynamicsimulation
• FRT
• AC8C

How to model time delay block in UDM

• UDM
• time
• delay

870

views

2

answers

-1

votes

2025-09-14 09:38:16 -0500 perolofl

"MVA/Current expressed as MVA"

632

views

1

answer

no

votes

2025-09-09 06:41:41 -0500 perolofl

Tap Changer Vs Regulation Control

• tap
• changer
• regulation
• control

Interfacing with custom DLL

• dll

Logic behind converting generator on Xd, X'd, X''d

• dynamicsimulaiton
• dynamics

Is there any video or document available for generating DLL in PSS/E using User defined Model source code? If so, can you pls direct me? Thanks

• PSSE
• UDM
• FORTRAN
• PSSE-FORTRAN-.py-API

908

views

1

answer

1

vote

2025-09-12 01:39:58 -0500 perolofl

User Written Model prompting for unknown file

• stability
• dynamic

has anyone used gridmo? do i need python if i use it?

• python

PSSE v35.6 - python load failed with error code 126

553

views

1

answer

no

votes

2025-09-16 01:21:27 -0500 perolofl

Short file path

• path
• file

How to perform Step Tests on Generic WECC Models?

• vref
• Qref
• step
• REECA1
• repca1

447

views

1

answer

no

votes

2025-10-14 07:22:39 -0500 perolofl

Bus type code

• Bus
• type
• code

800

views

2

answers

1

vote

2025-10-26 09:08:37 -0500 perolofl

Calculate Three-Phase Short-Circuit Current using Python

• SCMU
• Symmetrical
• bus-fault

820

views

1

answer

1

vote

2025-11-10 08:48:21 -0500 perolofl

UDM Compilation Error (Help Please!)

• UDM

477

views

1

answer

1

vote

2026-03-09 09:49:59 -0500 Mohamed_M

NaN values after fault

• Fault
• NaN

827

views

1

answer

1

vote

2026-03-09 09:43:36 -0500 Mohamed_M

Tuning Generic models

• generic
• Tuning
• repca1
• REECA1
• REGCA1

Transformer Model - Dynamic Model - V36

• V36
• dynamics
• usermodel
• user-defined
• transformer

Frequency Response pv inverter

• Frequency
• PV
• inverter

418

views

1

answer

1

vote

2026-03-09 10:06:03 -0500 Mohamed_M

Hii friends, I have one doubt. Can anyone explain how to import PSS/E file to DigSilent Power factroy. Im using Powerfactroy v24 and it asking .raw, .seq, .dyr. Can anyone explain how to save a project as .seq in PSS/E

Power Factory Digsilent Quasi Dynamic Simulation

• battery
• Digsilent
• PowerFactory
• quasi-dynamic
• load-shifting

Issues with converting a SAV case to RAW case

No active table model for in-service machine

• REPCTA1
• dynamic
• PSSE

448

views

1

answer

no

votes

2026-03-18 03:12:28 -0500 VAAJKAPOOR

Using generatic dynamic moduls to Model AS4777 inverters

• AS4777
• inverters

454

views

1

answer

no

votes

2026-03-18 03:08:46 -0500 VAAJKAPOOR

Dynamic Simulation

• dynamic
• simulation

405

views

1

answer

no

votes

2026-03-31 11:49:26 -0500 perolofl

How to model over frequency relay tripping?

• overfrequency
• Frequency
• Relay
• relays