Computer Aided Design

Refrigeration And Air Conditioning · Level 6  ·  6 Chapters

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Careers after Computer Aided Design

Computer Aided Design (CAD) is a powerful skill that bridges creativity with technology, opening doors in Kenya’s rapidly growing industries. By mastering CAD, you become an essential part of the teams designing, building, and innovating in our country. Here’s how your CAD skills will make a real difference in the world of work:

  • Construction & Building Industry: Use CAD to create architectural and structural drawings for construction companies, county public works, and real estate developers. Many Kenyan sites—from Nairobi’s skyscrapers to rural housing projects—rely on accurate CAD plans.
  • Manufacturing & Jua Kali Sector: Design machine parts, tools, and products for fabrication workshops in industrial areas and jua kali sheds. Your CAD drawings guide the creation of everything from metal gates to vehicle parts.
  • Energy Sector: KenGen, Kenya Power, and renewable energy firms use CAD for designing power stations, transmission lines, and solar installations. Accurate CAD drawings are crucial for safe and efficient energy projects.
  • Transportation & Matatu Industry: Design vehicle modifications, layouts, and branding for matatus, buses, and boda bodas. Workshops and auto garages use CAD to plan customizations and repairs.
  • Agribusiness & KTDA: Use CAD to design irrigation systems, greenhouses, tea processing machinery, and packaging lines, supporting Kenya’s vital agricultural sector.
  • Hospitality & Interior Design: Create layouts for hotels, restaurants, and event spaces, working with architects and interior designers to bring modern Kenyan spaces to life.
  • Entrepreneurship: Start your own business offering CAD drafting services to contractors, engineers, or local government offices, or freelance online for clients worldwide.

Mastering CAD means you’ll always have a valuable skill that’s in high demand—whether you’re working for a big company, a small workshop, or running your own business, you’ll be shaping Kenya’s future with every drawing you create!

Chapters

What Computer Aided Design covers: 31 main topics in 6 chapters

1. Navigate CAD software

  1. 1.1 Identification and care of computing equipment
  2. 1.2 Meaning and types of CAD e.g
  3. 1.4 2D and 3D drafting technique
  4. 1.5 Applying CAD software in drawing
  5. 1.6 Importing CAD files
  6. 1.7 Identification of various drawing tools
  7. 1.8 Identification of various editing tools

2. Produce geometric drawings

  1. 2.1 Types of lines in drawings
  2. 2.2 Construction of geometric forms
  3. 2.3 Construction of different angles
  4. 2.4 Measurement of different angles
  5. 2.5 Bisection of different angles and lines
  6. 2.6 Standard drawing conventions

3. Produce pictorial drawings

  1. 3.1 Interpretation of sketches and drawings of patterns e.g. cylinders, prisms and pyramids
  2. 3.2 Development of surfaces
  3. 3.3 Interpenetrating solids and truncated solids
  4. 3.4 Interpenetrations of solids e.g. cylinder to cylinder and cylinder to prism or prism to prism of equal and unequal diameters

4. Produce orthographic drawings

  1. 4.1 Meaning of pictorial and orthographic drawings and sectioning
  2. 4.2 Meaning of symbols and abbreviations
  3. 4.3 Drawing of isometric, oblique, axonometric, auxiliary and perspective views
  4. 4.4 Drawing of first and third angle projections
  5. 4.5 Sectioning of components
  6. 4.6 Free hand sketching of tools, equipment, components, geometric forms and diagrams

5. Produce assembly drawing

  1. 5.1 Exploding orthographic drawings
  2. 5.2 Exploding pictorial drawings
  3. 5.3 Assembling views
  4. 5.4 Producing sectional views
  5. 5.5 Parts list development

6. Design mechanical components

  1. 6.1 Simulating components using Computer Aided Engineering (CAE)
  2. 6.2 Design Mechanical components
  3. 6.3 Design analysis

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Other units in Module VII