Software Patches

June 1, 2021

Features and Improvements

  • Transient Stability: modified treatment of D term for the new MOTORC to be the exponent for mechanical power.
  • Transient Stability: Added ability to read/write the ESAC8C model from a DYD record.
  • Bug Fixes

    • Case Information Displays: Fixed fields displaying improperly when in base case or difference display mode.
    • Case Information Displays: Fixed access violation that could occur when loading auxiliary file with DataGrid section that contains an empty ColumnContourInfo subdata section.
    • Contingency Analysis: Bug fix for access violation during saving a case with contingency results and then deleting a transmission line. This would happen if one of the terminal buses was referenced in the Contingency Elements as a Bus open or close.
    • Distributed Computation: Fixed an issue where distributed transient stability didn't return result analysis violations. This is now fixed.