Subject: Computer Aided Design

Scientific Area:

Electricity and Energy

Workload:

64 Hours

Number of ECTS:

6 ECTS

Language:

Portuguese

Overall objectives:

  • Understand Technical Drawing as an engineering communication language (standards, sections, auxiliary views, and dimensioning).

  • Acquire foundational CAD skills with AutoCAD (2D entities, editing, drawing aids, layers, dimension styles, plotting).

  • Apply basic electrical installation design rules: symbols, apartment floor plan (min. T1), single-line diagram, and basic sizing notions (service current, cable cross-sections, voltage drop ? Portuguese Low Voltage Code).

  • Introduction to PCB design: THT/SMT technologies, libraries, schematic and layout in Autodesk EAGLE (design/DRC rules, DRU, CAM/Gerbers) and Fusion 360 preview.

Syllabus:

  • Technical Drawing in Engineering (standards, sections, dimensioning).

  • AutoCAD 2D (graphics system, entities and editing, drawing aids, dimensioning and plotting).

  • Electrical installations: symbols and basic rules; development of a small installation (floor plan + single-line).

  • PCB design: fundamentals, electrical/DRC rules, libraries, EAGLE (DRU, CAM), Fusion 360 preview.

Literature/Sources:

  • Cunha, L. V. (2008). Desenho Técnico. Fundação Calouste Gulbenkian.

  • Silva, A.; Dias, J.; Sousa, L. (2001). Desenho Técnico Moderno. LIDEL.

Assesssment methods and criteria:

Model D - continuous assessment with 2 assignments:

  • Assignment 1 - Small electrical installation (AutoCAD): normalized symbols, single-line diagram, and basic calculations (service current, cable sizing, voltage drop). Submission: DWG + PDF + report and presentation.

  • Assignment 2 - Printed Circuit Board (PCB)custom libraryschematic and layout in EAGLE, with CAM files. Submission: .lbr + .sch + .brd + presentation.
    General requirements: deadlines, technical originality, drawing clarity (layers/styles), concise report. Pass mark ≥ 10/20Lab worksheets and diagnostic tests may be graded or reinforcement (defined at semester start).