Browse Publications Technical Papers 2004-01-2573

Verification and Validation of the F/A-22 Raptor Environmental Control System/Thermal Management System Software 2004-01-2573

The F/A-22 Raptor Environmental Control System/Thermal Management System (ECS/TMS) software is a real-time digital control system application. The system is comprised of 4 separate computer software configuration items (CSCI). Verification & Validation (V& V) activities of such a system is complex and performed in stages. The process begins with structured design and analysis techniqes and culminates with actual flight test. This paper provides an overview of the V& V effort to perform the formal software qualification testing to flight certify this software. First, an overview of the system and software architecture is provided. Then each level of testing is described. Development and problem report metrics are shown. Finally, lessons learned are presented.


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