Course

Mechanical - Computer Aided Engineering Design

Indian Institute of Technology Kanpur

This course provides a comprehensive overview of Computer-Aided Design (CAD) and its applications in engineering. Key topics include:

  • Solid Modeling: Wireframe, Boundary Representation (B-Rep), and Constructive Solid Geometry (CSG) approaches
  • Transformations and Projections
  • Mathematical Representation of Curves and Surfaces
  • Types of Curves: Ferguson, Bezier, and B-spline curves and their properties
  • Types of Surfaces: Ferguson, Bezier, and B-spline surfaces and their properties
  • Computations for Geometric Design
  • Introduction to Finite Element Analysis (FEA) and Optimization

Students will gain practical skills and theoretical knowledge necessary for advanced engineering design.

Course Lectures
  • Mod-01 Lec-01 Lecture-01
    Dr. Anupam Saxena

    This module introduces the fundamentals of Computer Aided Design (CAD) and its applications in mechanical engineering. It covers the basics of CAD systems and explores how they streamline the design process. Topics include the history of CAD, its impact on modern design practices, and various examples of CAD applications in industry.

    • Introduction to CAD systems
    • History and evolution of CAD
    • Role of CAD in modern engineering
    • Case studies and examples
  • Mod-01 Lec-02 Lecture-02
    Dr. Anupam Saxena

    This module delves into the various applications of CAD in different fields of engineering. It explores how CAD software is utilized to enhance productivity, accuracy, and creativity in the design process. You'll learn about different types of CAD systems and their specialized functions, including 2D drafting, 3D modeling, and simulation capabilities.

    • 2D and 3D CAD systems
    • Specialized CAD applications
    • Simulation and analysis tools
    • Industry-specific CAD solutions
  • Mod-01 Lec-03 Lecture-03
    Dr. Anupam Saxena

    This module provides an in-depth look at solid modeling techniques within CAD systems. It covers various approaches, such as wireframe modeling, boundary representation (B-Rep), and constructive solid geometry (CSG). You'll learn about the strengths and limitations of each method and how they are applied in real-world design scenarios.

    • Wireframe modeling techniques
    • Boundary representation (B-Rep)
    • Constructive solid geometry (CSG)
    • Applications in design
  • Mod-01 Lec-04 Lecture-04
    Dr. Anupam Saxena

    This module focuses on the mathematical foundations of transformations and projections in CAD. It explains how geometric transformations are applied to manipulate and view objects within a digital space. Topics include translation, rotation, scaling, and different types of projections used in the representation of 3D objects.

    1. Geometric transformations
    2. Types of projections
    3. Translation and rotation
    4. Scaling techniques
  • Mod-01 Lec-05 Lecture-05
    Dr. Anupam Saxena

    This module introduces mathematical representation of curves and surfaces in CAD systems. It covers various curve types including Ferguson, Bezier, and B-spline curves, detailing their properties and applications. You will gain insights into how these curves are constructed and manipulated to create complex surface geometries.

    • Curve types: Ferguson, Bezier, B-spline
    • Properties of curves
    • Mathematical construction
    • Applications in surface design
  • Mod-01 Lec-06 Lecture-06
    Dr. Anupam Saxena

    This module dives into the properties and applications of various types of surfaces in CAD, focusing on Ferguson, Bezier, and B-spline surfaces. It explores how these surfaces are defined mathematically and utilized in creating intricate 3D shapes and models.

    • Surface types: Ferguson, Bezier, B-spline
    • Surface properties
    • Mathematical definitions
    • 3D modeling applications
  • Mod-01 Lec-07 Lecture-07
    Dr. Anupam Saxena

    This module explores computational techniques used in geometric design within CAD. It covers methods for creating and analyzing complex geometric shapes and models, including algorithms for curve and surface fitting, intersection, and optimization.

    • Computational methods in CAD
    • Curve and surface fitting
    • Intersection algorithms
    • Optimization techniques
  • Mod-01 Lec-08 Lecture-08
    Dr. Anupam Saxena

    This module provides an introduction to Finite Element Analysis (FEA) and its integration within CAD systems. It discusses the basic principles of FEA, how it aids in analyzing and optimizing mechanical designs, and its importance in engineering simulations.

    • Basics of Finite Element Analysis
    • FEA integration in CAD
    • Mechanical design analysis
    • Engineering simulations
  • Mod-01 Lec-09 Lecture-09
    Dr. Anupam Saxena

    This module delves deeper into the optimization techniques used in engineering design, with a focus on CAD-based applications. It discusses various strategies for improving design efficiency, reducing material usage, and enhancing performance through computational methods.

    • Design optimization strategies
    • Efficiency improvement
    • Material usage reduction
    • Performance enhancement
  • Mod-01 Lec-10 Lecture-10
    Dr. Anupam Saxena

    This module introduces advanced CAD modeling techniques, focusing on the integration of multiple methods to achieve complex design objectives. It covers hybrid modeling approaches and the use of parametric and direct modeling techniques in industry applications.

    • Advanced CAD modeling
    • Hybrid modeling approaches
    • Parametric modeling
    • Direct modeling techniques
  • Mod-01 Lec-11 Lecture-11
    Dr. Anupam Saxena

    This module focuses on the application of CAD in product lifecycle management. It explores how CAD tools are used to manage design data, collaborate across teams, and streamline the product development process from concept to manufacturing.

    • Product lifecycle management
    • Design data management
    • Team collaboration in CAD
    • Streamlining development processes
  • Mod-01 Lec-12 Lecture-12
    Dr. Anupam Saxena

    This module explores the role of CAD in virtual prototyping and testing. It covers how CAD tools enable engineers to simulate real-world conditions and test designs before physical prototypes are created, saving time and resources in the development process.

    • Virtual prototyping techniques
    • Design testing in CAD
    • Simulation of real-world conditions
    • Resource-saving strategies
  • Mod-01 Lec-13 Lecture-13
    Dr. Anupam Saxena

    This module introduces the concept of CAD customization and automation. Learn how to tailor CAD tools to specific project needs using scripting and automation techniques, improving productivity and minimizing repetitive tasks in the design workflow.

    • CAD customization techniques
    • Automation in CAD
    • Scripting for design tasks
    • Improving productivity
  • Mod-01 Lec-14 Lecture-14
    Dr. Anupam Saxena

    This module covers the latest trends and innovations in CAD technology. It explores emerging tools and techniques that are transforming the design landscape, including cloud-based CAD systems, AI-driven design, and advanced simulation capabilities.

    • Emerging CAD technologies
    • Cloud-based CAD systems
    • AI-driven design tools
    • Advanced simulation techniques
  • Mod-01 Lec-15 Lecture-15
    Dr. Anupam Saxena

    This module explores the integration of CAD with other engineering software and tools. It discusses the benefits and challenges of creating a unified design environment, focusing on interoperability, data exchange, and collaborative workflows.

    • CAD software integration
    • Interoperability challenges
    • Data exchange methods
    • Collaborative design workflows
  • Mod-01 Lec-16 Lecture-16
    Dr. Anupam Saxena

    This module provides insights into the future of CAD and its impact on the engineering industry. It examines potential advancements in CAD technology, including the role of virtual reality and augmented reality, and how these innovations will shape future design practices.

    • Future advancements in CAD
    • Impact on engineering
    • Virtual and augmented reality
    • Future design practices
  • Mod-01 Lec-17 Lecture-17
    Dr. Anupam Saxena

    This module delves into the basics of Computer-Aided Design (CAD), introducing the fundamental concepts and applications that form the backbone of modern engineering design. Topics covered include the history and evolution of CAD systems, key features and capabilities, and an overview of different CAD software tools used in industry.

    Students will learn about the various stages of the design process and how CAD facilitates each step from concept to production. The module also explores the benefits of CAD, such as increased productivity, improved design quality, and enhanced communication through detailed documentation.

  • Mod-01 Lec-18 Lecture-18
    Dr. Anupam Saxena

    This module focuses on solid modeling, a crucial aspect of CAD that involves representing three-dimensional objects digitally. Key approaches such as wireframe, boundary representation (B-Rep), and constructive solid geometry (CSG) are thoroughly discussed.

    Students will gain hands-on experience in creating and manipulating solid models, understanding the advantages and limitations of each approach. The module also emphasizes the importance of solid modeling in various engineering applications, including simulation, analysis, and manufacturing.

    • Wireframe Modeling
    • Boundary Representation (B-Rep)
    • Constructive Solid Geometry (CSG)
  • Mod-01 Lec-19 Lecture-19
    Dr. Anupam Saxena

    This module examines mathematical transformations and projections, essential techniques in computer-aided engineering design. Students will explore how transformations such as translation, rotation, and scaling are applied to manipulate objects within a CAD environment.

    The module also covers projection methods used to display three-dimensional objects on two-dimensional screens, including perspective and orthographic projections. Practical exercises will reinforce the understanding of these concepts.

  • Mod-01 Lec-20 Lecture-20
    Dr. Anupam Saxena

    In this module, students will delve into the mathematical representation of curves and surfaces, a fundamental aspect of geometric design in CAD systems. The module covers various curve types, including Ferguson, Bezier, and B-spline, highlighting their unique properties and applications.

    Students will learn how these mathematical models are used to create complex, smooth surfaces in engineering design. The module emphasizes practical exercises to enhance understanding and application of these concepts in real-world scenarios.

  • Mod-01 Lec-21 Lecture-21
    Dr. Anupam Saxena

    This module introduces the mathematical computations involved in geometric design, focusing on the practical application of these computations in CAD systems. Students will learn how to utilize mathematical tools to design and analyze complex geometric shapes and structures.

    The module covers essential computational techniques and algorithms, offering insights into their role in optimizing design processes and improving design accuracy. Practical exercises will help students apply these techniques to real-world design challenges.

  • Mod-01 Lec-22 Lecture-22
    Dr. Anupam Saxena

    This module provides an introduction to finite element analysis (FEA), a critical tool in modern engineering design. Students will explore the basic concepts and applications of FEA, understanding its importance in simulating and analyzing engineering problems.

    The module covers the process of setting up a finite element model, performing simulations, and interpreting results. Practical examples will demonstrate how FEA is used to predict and enhance product performance and reliability.

  • Mod-01 Lec-23 Lecture-23
    Dr. Anupam Saxena

    Optimization is a key focus of this module, where students will learn how to apply optimization techniques to improve design efficiency and effectiveness. The module covers various optimization methods and algorithms used in CAD systems.

    Students will gain insights into the trade-offs between different design parameters and how to achieve optimal solutions that meet specific engineering requirements. Practical exercises will enable students to apply optimization techniques to real-world design scenarios.

  • Mod-01 Lec-24 Lecture-24
    Dr. Anupam Saxena

    This module explores the integration of CAD with other engineering systems, highlighting its role in improving collaboration and data exchange across different disciplines. Students will learn about the various tools and technologies that facilitate this integration.

    The module covers topics such as data interoperability, collaborative design platforms, and the impact of CAD integration on engineering workflows. Practical examples will demonstrate how CAD interfaces with other systems to enhance productivity and innovation.

  • Mod-01 Lec-25 Lecture-25
    Dr. Anupam Saxena

    This module focuses on the application of CAD in product lifecycle management (PLM), showcasing how CAD tools support various stages of a product's lifecycle from conception to disposal. Students will learn about the role of CAD in enhancing PLM processes.

    Key topics include design validation, virtual prototyping, and the impact of CAD on product sustainability. The module emphasizes the benefits of using CAD in PLM to improve product quality, reduce time-to-market, and support sustainable practices.

  • Mod-01 Lec-26 Lecture-26
    Dr. Anupam Saxena

    This module examines the future trends and emerging technologies in CAD, providing students with insights into how CAD is evolving to meet the demands of modern engineering. Topics include advancements in 3D printing, artificial intelligence, and cloud-based CAD solutions.

    Students will explore how these trends are shaping the future of design and manufacturing, and the potential impact on industries worldwide. The module encourages students to think critically about the opportunities and challenges presented by these emerging technologies.

  • Mod-01 Lec-27 Lecture-27
    Dr. Anupam Saxena

    This module introduces students to the basics of user interface and user experience (UI/UX) design in CAD systems. Emphasizing the importance of UI/UX in improving usability and efficiency, the module covers principles and best practices for designing intuitive interfaces.

    Students will learn how to evaluate and enhance the user experience of CAD applications, focusing on the elements that contribute to a seamless interaction between the user and the software. Practical exercises will reinforce these concepts.

  • Mod-01 Lec-28 Lecture-28
    Dr. Anupam Saxena

    This module explores the challenges and solutions associated with managing large-scale CAD projects. Students will learn about project management techniques and tools that help ensure the successful completion of complex engineering projects.

    Key topics include resource allocation, risk management, and quality control in the context of CAD projects. The module emphasizes the importance of effective communication and collaboration among multidisciplinary teams to achieve project objectives.

  • Mod-01 Lec-29 Lecture-29
    Dr. Anupam Saxena

    This module introduces the concept of digital twins, a technology that allows for the creation of a virtual replica of physical assets. Students will learn how CAD tools are used to develop digital twins, offering insights into their applications in various industries.

    The module highlights the benefits of digital twins in monitoring, analyzing, and optimizing the performance of products and systems. Practical examples will demonstrate the role of digital twins in enhancing decision-making and innovation.

  • Mod-01 Lec-30 Lecture-30
    Dr. Anupam Saxena

    This module explores the application of CAD in sustainable design and manufacturing, emphasizing the role of CAD tools in promoting environmentally friendly practices. Students will learn about sustainable design principles and how CAD can support their implementation.

    The module covers topics such as material selection, energy efficiency, and waste reduction, highlighting the impact of CAD on creating sustainable products and processes. Practical examples will illustrate the potential of CAD to drive sustainability in engineering.

  • Mod-01 Lec-31 Lecture-31
    Dr. Anupam Saxena

    This module provides an in-depth look at the role of CAD in additive manufacturing, commonly known as 3D printing. Students will learn how CAD tools are used to design and optimize components for additive manufacturing processes.

    The module covers the advantages of additive manufacturing over traditional methods, including design flexibility, reduced material waste, and rapid prototyping. Practical exercises will demonstrate how CAD enhances the capabilities of 3D printing technologies.

  • Mod-01 Lec-32 Lecture-32
    Dr. Anupam Saxena

    This module explores the intersection of CAD and artificial intelligence (AI), showcasing how AI technologies are integrated into CAD systems to enhance design processes. Students will learn about the role of AI in automating tasks and improving design efficiency.

    The module covers AI applications in CAD, such as generative design, predictive modeling, and intelligent user interfaces, providing insights into the potential of AI to transform engineering design and innovation.

  • Mod-01 Lec-33 Lecture33
    Dr. Anupam Saxena

    This module focuses on the foundational concepts of Computer-Aided Design (CAD) and its various applications in engineering. Students will explore the different approaches to solid modeling, including wireframe, boundary representation (B-Rep), and constructive solid geometry (CSG).

    Key topics include:

    • Understanding the principles of transformations and projections
    • Mathematical representation of curves and surfaces
    • In-depth study of Ferguson, Bezier, and B-spline curves and their properties
    • Analysis of Ferguson, Bezier, and B-spline surfaces and their characteristics
    • Introduction to geometric design computations
  • Mod-01 Lec-34 Lecture-34
    Dr. Anupam Saxena

    This module delves into the principles of transformations and projections within CAD. Students will learn how to manipulate and visualize 3D objects using various transformation techniques.

    Topics covered include:

    • Translation, rotation, and scaling of objects
    • Understanding projection methods: orthographic, isometric, and perspective
    • Matrix representation of transformations
    • Applications of transformations in CAD systems
  • Mod-01 Lec-35 Lecture-35
    Dr. Anupam Saxena

    This module focuses on mathematical representations of curves and surfaces, essential for precise modeling in CAD applications. Students will investigate various curve types and their properties.

    Key points include:

    • Detailed study of Ferguson curves and their applications
    • Introduction to Bezier curves and their significance in design
    • Understanding B-spline curves and their advantages in CAD modeling
    • Mathematical formulation of curves for various applications
  • Mod-01 Lec-36 Lecture-36
    Dr. Anupam Saxena

    This module covers the properties and applications of Ferguson, Bezier, and B-spline surfaces in CAD design. Students will learn how to create and manipulate complex surfaces.

    Topics include:

    • Characteristics of Ferguson surfaces and their uses
    • Implementation of Bezier surfaces in CAD applications
    • Understanding B-spline surfaces and their flexibility in modeling
    • Practical exercises in designing surfaces using these methods
  • Mod-01 Lec-37 Lecture-37
    Dr. Anupam Saxena

    This module introduces computations for geometric design, a crucial aspect of CAD. Students will gain insights into algorithms and techniques used in geometric computations.

    Key learning objectives include:

    • Understanding geometric algorithms for curve and surface computation
    • Applications of geometric design in engineering problems
    • Techniques for optimizing geometric representations
    • Hands-on experience with computational tools
  • Mod-01 Lec-38 Lecture-38
    Dr. Anupam Saxena

    This module provides an introduction to Finite Element Analysis (FEA), a powerful tool used in engineering design for structural analysis. Students will learn how to apply FEA in CAD environments.

    Topics covered include:

    • Fundamental concepts of FEA
    • Steps involved in setting up an FEA model
    • Interpreting results and understanding stress distribution
    • Applications of FEA in product design and optimization
  • Mod-01 Lec-39 Lecture-39
    Dr. Anupam Saxena

    This module focuses on optimization techniques in CAD, enabling students to refine their designs for better performance and efficiency. Various optimization strategies will be explored.

    Key areas of focus include:

    • Understanding optimization principles in engineering design
    • Methods for optimizing geometric shapes and structures
    • Application of software tools for optimization tasks
    • Case studies demonstrating successful optimization in CAD
  • Mod-01 Lec-40 Lecture-40
    Dr. Anupam Saxena

    This concluding module reinforces the knowledge gained throughout the course by providing opportunities for practical application. Students will engage in projects that encompass all aspects of CAD.

    Activities include:

    • Design projects that incorporate solid modeling, surface creation, and FEA
    • Collaborative work to solve real-world engineering problems
    • Presentation of design solutions and optimization results
    • Feedback sessions to improve CAD skills and techniques