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ARCH.088 Define system functions and functional exchanges

GoalIdentify and capture functions and exchanges that are needed for a particular capability
Requirements met by this process step

ISO 15288 6.4.2.3 b 1), c 2)

EN 50126-1 7.2.2 a), 7.3.2.1 a)

Inputs

AMOD-138 Single system capability context

ARCH.M.010 Method for definition of functionality

OutputsAMOD-056 System functions and exchanges (single system capability)
Methodology
Tools and non-human resourcesTeam for Capella
CardinalityOnce per system capability.
Completion criteria

The output diagram conforms to its modelling rules.

The set of functions and functional exchanges identified is safe enough to try.

Design reviewARCH.R.3 System capability review
Step done by (Responsible)Lead system architect
Provides input to/assists (Contributes)
  • Expert for GoA4 railway operation
  • System architect
  • Engineer
  • Cross-cutting engineer
Uses outputs (Informed)

RAMS manager

Verification & validation manager