Satellite Constellation End-of-Life Dependability Assessment with AltaRica 3.0 : Glossary

Glossary
Satellite Constellation End-of-Life Dependability Assessment with AltaRica 3.0

Authors : Benoît SAINT-GEORGES, David MAILLAND

Review date: December 18, 2025 | Lire en français

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5. Glossary

Model-Based Safety Assessment (MBSA)

It is an approach in which design engineers and reliability engineers use a similar tool, based on a system model.

Failure in time (FIT)

Unit used in the field of reliability. It corresponds to the hourly failure rate of a component. 1 FIT is equal to 10^–9 h^–1.

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Glossary

(1) - BILBA (T.), MAILLAND (D.), DUMONT (L.), SCHAFF (M.) - Expérimentation de la méthodologie MBSA au domaine spatial. - In Lambda-Mu 22, 22^e Congrès de Maîtrise des Risques et Sûreté de Fonctionnement (2020).
(2) - LAFOND (J.-C.), VOURCH (E.),...

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