4.2 - Space Segment Systems Engineering

4.2-6 Level 2 Tasks

Tasks Applicable Mission Phases Description SFWC Artifacts References
4.2-6-1 Ensure reliability engineering analyses demonstrate design life and mean mission duration requirements are satisfied Phase B | Phase C | Phase D1 | Ensure worst-case analyses, component stress levels, failure mode and effects critical analysis and reliability analyses support mission life. Ensure independent risk assessment performed for all identified single point failures. Evaluate electrical and mechanical worst case design for boxes/components. Ensure preliminary results reported at Preliminary Design Review, and updated/final results reported at Critical Design Review. NA NA Space Vehicle Systems Engineering Handbook, TOR-2006(8506)-4494; Mission Assurance Guide, TOR-2007(8546)-6018, Rev B
4.2-6-2 Ensure system specific analyses demonstrate that design requirements are satisfied Phase B | Phase C | Phase D1 | Ensure performance of design reference cases (demonstrations that system will perform to specification in a worst case scenario for the space system). NA NA Space Vehicle Systems Engineering Handbook, TOR-2006(8506)-4494; Mission Assurance Guide, TOR-2007(8546)-6018, Rev B
4.2-6-3 Ensure performance of independent modeling and simulation applicable to the space system design is appropriate Phase A | Phase B | Phase C | Phase D1 | Dependent on phase, ensure circuit analysis, thermal, coupled loads analysis, EMC, ACS performance, P/L performance, Link Margins, etc., are performed. NA NA Space Vehicle Systems Engineering Handbook, TOR-2006(8506)-4494; Mission Assurance Guide, TOR-2007(8546)-6018, Rev B