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name: fea-structural description: Expert FEA skill for aerospace structural analysis workflows allowed-tools:

• Read
• Write
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• WebFetch
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• Bash metadata: version: "1.0" category: aerospace-engineering tags:
  • structural-analysis
  • fea
  • stress-analysis
  • simulation graph: domains: [domain:aerospace-engineering] specializations: [specialization:aerospace-engineering] skillAreas: [skill-area:physics-simulation, skill-area:mathematical-reasoning, skill-area:computational-geometry] roles: [role:research-engineer, role:computational-scientist]

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Finite Element Analysis Skill

Purpose

Provide expert finite element analysis capabilities for aerospace structural analysis including static stress, buckling, and dynamic response.

Capabilities

• NASTRAN, ABAQUS, ANSYS model setup
• Mesh generation and quality metrics
• Element type selection and justification
• Load case definition and combination
• Boundary condition specification
• Static stress analysis execution
• Buckling and stability analysis
• Results post-processing and margin calculation

Usage Guidelines

• Select appropriate element types based on structural geometry and loading
• Verify mesh quality metrics meet aerospace standards
• Apply proper load factors per certification requirements
• Use correct material allowables for temperature and environment
• Calculate margins of safety using appropriate failure criteria
• Document all modeling assumptions and simplifications

Dependencies

• MSC NASTRAN
• ABAQUS
• ANSYS
• HyperMesh
• Femap

Process Integration

• AE-007: Finite Element Analysis Workflow
• AE-008: Fatigue and Damage Tolerance
• AE-009: Composite Structure Design