Kestrel EMT 2025.11 Released

30 Nov 2025 by Daigle Grid Engineering LLC

Kestrel EMT

Added preliminary IEEE/CIGRE B4.82 Working Group .dll support. Users may now configure external .dll models using the Project Settings menu. All model parameters must be float64. Support for other datatypes coming soon.
Added option for replacing single phase or uncoupled three phase transmission lines with a Pi equivalent if the timestep is too short.
Replaced separate Add/Subtract/Multiply/Divide blocks with a single Arithmetic block with configurable input polarities and 1 or 3 phase I/O.
Updated packaged Python version to 3.12
Voltage source now includes IEEE Std C62.45 8/20 us and 1.2/50 us switching waveforms
Added GAIN block – multiply inputs by a constant.
Different Run Names are now stored in separate files to improve memory efficiency
Improved Python block error handling.
Fixed bug where Python de-initialization would cause the application to take a long time to close.
Help is now searchable HTML instead of .pdf
General performance improvements

KPlot

Multiple file input is now supported with the “File Manager” sidebar. Load results from multiple files and compare them side by side.
Support for PTI .out files and KGRID .raw (point on wave) data added.
Improved memory effiency and performance
Minor interface improvements
Help is now searchable HTMl instead of .pdf

kestrel