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Questions and Answers

What is the primary focus during the conceptual design phase?

  • Establishing product architecture and modularity
  • Choosing manufacturing processes and materials
  • Defining user requirements and developing a conceptual model (correct)
  • Creating detailed engineering drawings

What method can be used to effectively measure a company's performance against competitors?

  • Quality Function Deployment
  • Benchmarking (correct)
  • A Gantt chart
  • Robust design techniques

Which of the following best describes Quality Function Deployment (QFD)?

  • A method for creating detailed drawings
  • A process for selecting manufacturing processes
  • A graphic representation of the product architecture
  • A tool for translating customer needs into engineering characteristics (correct)

What is one of the first steps in the engineering design process?

<p>Identifying customer needs (D)</p> Signup and view all the answers

In the embodiment design phase, which step involves selecting materials and manufacturing processes?

<p>Configuration design (C)</p> Signup and view all the answers

Which of the following techniques is most relevant for systematically analyzing product requirements in engineering design?

<p>Quality Function Deployment (A)</p> Signup and view all the answers

What should be included when creating a Gantt chart for the conceptual design phase?

<p>A timeline of the design process (D)</p> Signup and view all the answers

What is one of the main purposes of benchmarking in engineering design?

<p>To set performance metrics and improve competitiveness (C)</p> Signup and view all the answers

What distinguishes engineering design from general design?

<p>It is an iterative process aimed at meeting specific needs. (A)</p> Signup and view all the answers

Which of the following is NOT a fundamental element of the engineering design process?

<p>Budgeting (B)</p> Signup and view all the answers

In mechanical engineering design, which of the following can be considered a system?

<p>A machine that operates as part of a larger process (D)</p> Signup and view all the answers

What are some examples of limitations impacting engineering design?

<p>Requirements of standards and other constraints (A)</p> Signup and view all the answers

Which initiative was launched in 2000 to reform engineering education in relation to design skills?

<p>CDIO Initiative (C)</p> Signup and view all the answers

How does mechanical engineering design typically interact with other fields of engineering?

<p>It integrates elements from various engineering disciplines. (B)</p> Signup and view all the answers

What role does creativity play in the engineering design process?

<p>It is essential for developing innovative solutions. (B)</p> Signup and view all the answers

Which of these factors is considered a constraint in engineering design?

<p>Economic, safety, and environmental factors (B)</p> Signup and view all the answers

What does the CDIO Initiative primarily aim to reform?

<p>Undergraduate engineering education (B)</p> Signup and view all the answers

Which of the following is NOT one of the three overall goals of the CDIO Initiative?

<p>Developing lifelong learning skills (A)</p> Signup and view all the answers

What is the focus of the Design stage in the CDIO process?

<p>Creating plans, drawings, and algorithms (A)</p> Signup and view all the answers

The Implement stage is characterized by which of the following activities?

<p>Manufacturing and testing (C)</p> Signup and view all the answers

Which skill is highlighted as essential in the Standard #4 of the CDIO Initiative?

<p>Personal and interpersonal skills (D)</p> Signup and view all the answers

What does the CDIO framework help students acquire as essential to beginning engineers?

<p>Knowledge, skills, and attitudes (C)</p> Signup and view all the answers

In the context of the CDIO model, what is included in the Conceive stage?

<p>Defining customer needs and plans (C)</p> Signup and view all the answers

What type of settings are beginning engineers expected to work in, according to the CDIO Initiative?

<p>Modern team-based environments (C)</p> Signup and view all the answers

What aspect is important for the backrest according to Pugh's Concept Selection Method?

<p>Easy maneuverability (C)</p> Signup and view all the answers

Which of the following is NOT a guided principle from the content?

<p>Limit ideas to focus on quality (B)</p> Signup and view all the answers

What is emphasized for the detection location/point in the selection method?

<p>Smooth motion and ensured stability (B)</p> Signup and view all the answers

In terms of user safety and comfort, which aspect is highlighted?

<p>Simplicity and safety (A)</p> Signup and view all the answers

According to the ∑+ column, how many criteria received positive feedback?

<p>3 (A)</p> Signup and view all the answers

What is the primary purpose of constructing mathematical models in the design process?

<p>To analyze and optimize components of the system (A)</p> Signup and view all the answers

Which of the following best describes functional decomposition?

<p>Breaking down a system into its components and sub-components (B)</p> Signup and view all the answers

What is the role of a morphological chart in the design process?

<p>To arrange functions and sub-functions logically and explore design combinations (D)</p> Signup and view all the answers

In concept evaluation, what does RID stand for?

<p>Revise, Improve, or Discard (B)</p> Signup and view all the answers

What method can be used to evaluate concepts based on multiple decision criteria?

<p>Pugh’s Concept Selection Method (D)</p> Signup and view all the answers

Which aspect is NOT typically assessed during concept evaluation?

<p>Material costs of design (A)</p> Signup and view all the answers

What does the comparison based on absolute criteria involve in concept evaluation?

<p>Assessing the concepts against specific numerical standards (D)</p> Signup and view all the answers

What is the significance of modifying a car seat's back rest in functional decomposition?

<p>To enhance user comfort and safety (C)</p> Signup and view all the answers

What is the primary purpose of Product Design Specifications (PDS)?

<p>It outlines the essential requirements needed to satisfy user needs. (C)</p> Signup and view all the answers

Which of the following represents one of the phases during the conceptual design process?

<p>Generate concepts (A)</p> Signup and view all the answers

What is a common method used for concept evaluation in the conceptual design phase?

<p>Pugh concept decision matrix (A)</p> Signup and view all the answers

How does QFD (Quality Function Deployment) contribute to product development?

<p>It connects customer needs with various design and manufacturing functions. (A)</p> Signup and view all the answers

During the embodiment design phase, what does robust design primarily focus on?

<p>Enhancing product reliability under varying conditions (A)</p> Signup and view all the answers

Which of the following is NOT a step in the conceptual design process?

<p>Finalize Engineering Drawings (C)</p> Signup and view all the answers

In the context of the PDS, what is meant by 'decomposition'?

<p>Breaking down the product into smaller functional units. (B)</p> Signup and view all the answers

What is a significant source of information for gathering insights during the conceptual design phase?

<p>Patents and intellectual property literature. (A)</p> Signup and view all the answers

Flashcards

Engineering Design

A creative and iterative process of designing a system, component, or process to meet specific needs and optimal conditions within given limitations and constraints.

Mechanical Engineering Design

The process of designing mechanical products or systems, like machines, structures, and robots.

Design Objectives

The goals or aims to be achieved in a design project.

Engineering Design Process

The structured steps involved in designing something.

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CDIO Initiative

A reform in engineering education focused on improving design skills.

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Constraints

Limitations which impact design (economical, safety, environmental, etc.)

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Synthesis

Combining different elements to form a product in engineering design.

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Iteration

Repeating steps in a design process to improve.

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CDIO Framework

A model for the entire product, process, and system lifecycle in engineering, focusing on Conceiving, Designing, Implementing, and Operating.

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Conceiving (CDIO)

Defining customer needs, considering technology and regulations, developing plans for engineering products and systems.

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Designing (CDIO)

Creating plans, drawings, and algorithms to describe what will be implemented in an engineering project.

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Implementing (CDIO)

Transforming the design into the final product, process or system through manufacturing, coding, testing, and validation.

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Operating (CDIO)

The stage of a project after implementation, where one ensures the product, process or system functions correctly.

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MEC400

An introductory engineering course providing the framework for engineering practice in product, process, and system building, introducing essential personal & interpersonal skills.

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Engineering Fundamentals

Key concepts and principles in engineering, typically covered in early undergraduate courses.

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QFD

A structured method for linking customer needs to product design, engineering, manufacturing, and service functions.

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House of Quality

Another name for QFD, emphasizing its visual representation that resembles a house.

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PDS

A document that clearly outlines the intended functionality of a product being designed.

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What is the aim of a PDS?

To ensure the product development process meets the users' needs and expectations.

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Conceptual Design

The initial stage of design, involving problem identification, information gathering, concept generation, and evaluation.

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Embodiment Design

The stage where the conceptual design is refined into a physical product with specific details like materials, manufacturing processes, and dimensions.

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Detailed Design

The final stage of design where engineering drawings, manufacturing specifications, and other details are finalized.

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Patent Literature

A source of information about existing inventions and technologies, often used to avoid infringing on existing patents.

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Product Architecture

The fundamental arrangement and interaction of physical elements in a product. It defines the overall structure and functionality of the product.

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Configuration Design

The selection of components and their specific attributes, including materials and manufacturing processes, for a product.

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Parametric Design

Using software to create and manipulate designs based on mathematical formulas and constraints. This allows for quick exploration of design variations.

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Robust Design

Designing products that are resistant to variations in manufacturing, usage, and environmental conditions. It ensures consistency and reliability.

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Customer Needs

What customers want and need from a product. It's essential to identify and understand these needs to create a successful product.

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Benchmarking

Comparing your product or process to the best in the industry to set goals and identify areas for improvement.

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Quality Function Deployment (QFD)

A method for translating customer needs into engineering characteristics of a product. It ensures that the product meets customer requirements.

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Problem Definition

The first and crucial step in any engineering design process, where the problem to be solved is clearly outlined.

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Brainstorming

A technique used to generate ideas in a group setting, where members freely share their thoughts and build on each other's suggestions.

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Functional decomposition

Breaking down a complex system into smaller, manageable parts, where each part serves a specific function.

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Morphological chart

A table that lists all possible combinations of features or solutions for a problem, facilitating comprehensive exploration of design options.

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Mathematical Models

Abstract representations of a system using mathematical equations and principles, helping analyze and optimize its performance.

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Evaluate Concepts

The process of assessing the performance and viability of each design concept based on criteria like cost, functionality, and safety.

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Comparison Based on Absolute Criteria

A method of concept evaluation where each concept is assessed against specific criteria or standards, leading to a direct comparison of their strengths and weaknesses.

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Pugh’s Concept Selection Method

A structured evaluation method where each design concept is compared against a chosen reference concept, identifying its advantages and disadvantages.

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Pugh's Concept

A method of selecting and comparing design solutions based on a structured evaluation process. It involves assigning scores to different designs based on their strengths and weaknesses.

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Design Iteration

The process of repeatedly modifying a design based on feedback and evaluation to improve its functionality, usability, and overall effectiveness

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Empathize with the User

Understanding the needs, desires, and frustrations of the intended users of the design.

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Get Lots of Ideas

A key principle of design which suggests that to achieve a good design, it is important to generate a wide range of ideas.

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Prototyping

Creating a physical or digital model of a design to test and refine its functionality, usability, and aesthetics.

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