PSCAD v4.2.1 is a software product for Windows developed by Manitoba HVDC Research Centre
It is reported that the following Windows processes are part of PSCAD v4.2.1:
If you want to remove PSCAD v4.2.1 from your computer, just go to Start > Control Panel > Add/Remove programs and select PSCAD v4.2.1 from the list of programs.