SAE ARP4754B & ARP4761A
Course Overview
Guidelines for Development of Civil Aircraft and Systems — covering development assurance planning, the aircraft and system development process, safety assessment integration with ARP4761A, and process objectives data.
What You'll Learn
Development assurance planning and certification authority coordination
The generic aircraft/system development process, from requirements to implementation and integration
Integral processes including safety assessment, DAL assignment (FDAL/IDAL) and requirements validation
Process objectives data and lifecycle mapping, with application examples and case studies
Who Should Attend
Systems engineers, safety engineers and certification professionals working on civil aircraft and airborne systems.
Course Agenda
1. Context, Scope & Development Process
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Purpose, scope and key technology
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Development assurance concepts & lifecycle
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Relationship with ARP4761A, DO-178C and DO-254
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Development Assurance Planning & certification coordination
2. Aircraft & System Development
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Aircraft/system functions and functional decomposition
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Requirements development and allocation
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Architecture, interfaces and system boundaries
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Hardware/software allocation, partitioning and independence
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FDAL / IDAL and fault-containment considerations
3. Integral Processes
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Safety assessment process integration
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Requirements capture, validation, traceability and verification
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Implementation verification
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Configuration management, process assurance and evidence
4. Modifications & Practical Application
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Compliance and objective evidence
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Changes, modifications and impact assessment
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Regression, configuration and change control
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Review of representative ARP4761B lifecycle artefacts
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Workshop: Process -> Team -> Input -> Activity -> Output -> Evidence
5. Safety Assessment Framework & Lifecycle
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Safety philosophy, lifecycle and safety objectives
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Failure conditions and severity classification
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Qualitative and quantitative assessment
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AFHA -> PASA -> SFHA -> PSSA -> Analysis -> SSA -> ASA
6. Aircraft & System Hazard Assessment
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AFHA: failure conditions, effects, severity and objectives
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PASA: architecture, dependencies and safety requirements
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SFHA: system failures, aircraft effects and objectives
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PSSA: architecture, redundancy, independence and mitigation
7. Safety Analysis & System Safety Assessment
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FTA, FMEA/FMECA and Dependence/Markov Analysis
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Common Cause / Common Mode Analysis
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Zonal, Particular Risk, Cascading Effects and Model-Based Analysis
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Bring analyses together for SSA and safety-objective demonstration
8. Aircraft Safety Assessment, Certification & Case Study
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Aircraft-level assessment and inter-system interactions
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Requirements, architecture, verification and certification evidence
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Integrated lifecycle case study: develop -> assess -> verify -> demonstrate