RT-LAB | Release Notes 2025.4

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RT-LAB | Release Notes 2025.4

Page Contents


Software Toolboxes Installed with

Improved

  • Improved the license management to ensure the compatibility with OPAL-RTLinux versions 3.8 and higher.

  • Reduced the time required to open projects.

  • Added target information (name and ip) to the compilation log.

Fixed

  • Fixed an issue where GetControlSignalDescription API fails when .signal file contains more that 24K ControlSignals.

  • Fixed the issue where the model compilation could get stuck in the last steps.

  • Fixed CreatePackage API to allow conversion of subfolder paths to linux.

  • Fixed an issue with IEC61850 I/O interface that prevented configurations from updating properly in Dashboard.

  • Fixed the possibility to cancel a load when started.

  • Allowed the compilation of a project while another simulation launched by the same user is already running on the target.

 

Signal Visualization and Processing

Dashboards

I/O Interfaces

CAN

  • Fixed issue occurring when multiple receivers are configured with the same CAN ID

General maintenance

  • Removed I/O blocks that are no longer available on 64-bit operating system

    • ARINC429 MaxTechnologies

    • Applicom

    • NI-4461

    • Spectracom

    • Triphase

IEC61850

  • Fixed issue with GOOSE subscriber when a data point is mapped to a floating point and its data type is a double point status

MODBUS slave

  • Added option to simulate a failure of the TCP connection with the master

  • Added option to add a configurable delay before responding to read/write requests from the master

OPAL-RT Board

  • Added support for OP48H30 I/O card on Versal, including example models

  • Added support for OP4605XG2, OP4610XG2 and OP5707XG2 platforms

  • Improved model initialization time when using an I/O expansion box over MuSE

  • Fixed issue with loadin ports on 64-bit operating system

S-Function IOs

  • Improved model diagnostic for OP4810 and OP4815 I/O expansion boxes

Synchronization

  • Fixed issue with VLAN ID that was limited to 255 instead of 4095

TCP-UDP

  • Improved robustness of the reception when the transmitter send packet over multiple segments

ARTEMiS - CPU-Based Electrical Toolbox

  • Added support to RT-LAB 2025.4.

  • Added load-flow initialization option to the BESS block from MicroGridTestbedLibrary.

  • Improved compatibility of Artemis with ePHASORSIM.

  • Updated “GHOST Microgrid” example model.

  • Changed output of block Islanding Management from MicroGridTestbedLibrary, the PCC_V_data was separated into V_compare and V_val and the PCC_I_data was separated into I_compare and I_val.

  • Changed the example model “Microgrid_OP1420_Demo” to use the new “Islanding Management” and BESS blocks.

ePHASORSIM - CPU-Based Phasor-Domain Toolbox

  • Added Native Controllable Current Source

    • This component is currently only available through PowerFactory to ePHASORSIM import

    • This will supports the current source configuration of the Static Generator

  • Added support for Voltage Sources at PV busses

    • This will allow for multiple Voltage Sources in a transmission network

  • Added support for all the “Model” options of static generator for PowerFactory to ePHASORSIM import

    • Only constv and constq options are suported for the local controller of static generator

  • Added Pout and Qout pins that gives access to output power of the following components

    • Positive Sequence Voltage Source

    • Controllable Current Source

    • Constant Impedance Load

    • Constant Current Load

    • Constant Power Load

  • Added load power report to the load flow results

    • This is available when the load flow results are exported

FPGA-Based Power Electronics Toolbox

eHS Blockset

New Features

  • Added support for Round rotor Synchronous Machine (RRSM) in Schematic Editor workflow

  • Added support for Salient pole Synchronous Machine (SPSM)

  • Added support XG2 platform in 3 official Versal bitstreams

  • Added AOMR v3 Gain/offset on the fly change to all official bitstreams.

  • Added FPGA Scope support for Machines to all OP481X official bitstreams.

  • Added LED support to all OP4610 official bitstreams.

  • Added better error handling for Schematic Editor components compatibility.

  • Added support of High density OP48H30 cards for OP481X chassis with 2 new official bitstreams.

  • Added migration guide from eHS Gen4 Nodal Analysis to eHS Gen5 State space analysis.

  • Added support of OP4300 chassis in eFPGASIM XSG Lib.

  • Added new API to pilot the eHS simulink block from command line.

Bug fixes

  • Fixed Reset Handling by AOMRv2 and AOMRv3

  • Fixed "Number of resolver pole pairs" parameter for the SCIM and DFIM machines

  • Fixed underestimated minimum time step of specific topologies in eHS Gen5

  • Fixed Pi Line section error handling

  • Fixed a voltage instability issue in the Dual Active Bridge example model.

  • Fixed serializer block for DataOut.

  • Fixed driver features configuration in multiple firmwares.

RT-XSG Blockset

  • Retrocompatible support for new XG2 motherboard for Versal Family

  • Fixed wrong ID for the expansion slot when empty

  • Fixed issue causing a overtemperature for the DIO of the OP48H30 when a hardware mismatch is present

  • Hidden reserved MGT blocks from the library browser