Computer Aided Design
Get the full GTU study material, English & Gujarati textbook PDFs, syllabus curriculum, and solved previous year question papers.
English Book & Chapters
English Book Coming Soon
We are working hard to add this material. Stay tuned for updates!
Follow on Instagram for UpdatesGTU Previous Year Papers
Computer Aided Design Syllabus — Unit-wise Content
The official GTU curriculum for Computer Aided Design (subject code 3161903) as prescribed for Mechanical Engineering · Semester 6 divides the course into 6 units, covering 52 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3161903)Unit 1 Introduction
- A typical product cycle
- CAD tools for the design process of product cycle
- CAD / CAM system evaluation criteria
- Input / Output devices
- Graphics Displays: Refresh display
- Raster display
- pixel value and lookup table
- estimation of graphical memory, LCD, LED fundamentals
- Concept of Coordinate Systems: Working Coordinate System
- Model Coordinate System
- Screen Coordinate System
- Line and Curve generation algorithm: DDA, Bresenham’s algorithms
- Graphics exchange standards and Database management systems
Unit 2 Curves and Surfaces
- Parametric representation of lines: Locating a point on a line
- parallel lines
- perpendicular lines
- distance of a point
- Intersection of lines
- Parametric representation of circle
- parabola and hyperbola
- Synthetic Curves: Concept of continuity
- Cubic Spline: equation
- properties and blending
- Bezier Curve: equations
- Properties and advantages of B-Splines and NURBS
- Various types of surfaces along with their typical applications
Unit 3 Mathematical representation of solids
- Geometry and Topology
- Comparison of wireframe
- surface and solid models
- Properties of solid model
- properties of representation schemes
- Concept of Half-spaces
- Boolean operations
- Schemes: B-rep, CSG, Sweep representation, ASM, Primitive instancing
- Cell Decomposition and Octree encoding
Unit 4 Subject Code
- 3161903 4 Geometric Transformations Homogeneous representation
- Shearing in 2D and 3D
- Orthographic and perspective projections
- Window to View-port transformation
Unit 5 Finite Element Analysis
- Review of stress-strain relation and generalized Hooke's Law, Plane stress and Plane strain conditions
- Concept of Total Potential Energy
- Basic procedure for solving a problem using Finite Element Analysis. 1-D Analysis: Concept of Shape function and natural coordinates
- strain - displacement matrix
- derivation of stiffness matrix for structural problems
- properties of stiffness matrix. 1-D structural problems with elimination and penalty approaches
- 1-D thermal and fluid problems
- Trusses and Beams: Formulation of stiffness matrix
- simple truss problems to find displacement
- reaction and stresses in truss members
- Structural analysis using Euler- Bernoulli beam element
Unit 6 Engineering optimization
- Introduction to optimization techniques design of Machine Elements
- Johnson’s method
Study on Android App:
