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Conceptual Design

Conceptual Design. Motivation. Creativity is part of being an engineer. Tendency to start with a single solution to a problem and then pursue it as the only possibility. Need to be creative and generate a variety possible designs. Need to be able to evaluate different designs.

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Conceptual Design

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  1. Conceptual Design

  2. Motivation • Creativity is part of being an engineer. • Tendency to start with a single solution to a problem and then pursue it as the only possibility. • Need to be creative and generate a variety possible designs. • Need to be able to evaluate different designs. • BE ABLE TO DEFEND YOUR DESIGN! • Companies want to employ innovative engineers. • Develop your engineering judgment.

  3. Strategies for Creativity Have a questioning attitude Practice being creative Suspend judgment Allow incubation time Think like a beginner

  4. Concept Generation Search Externally • Literature review • Search and review existing products • Benchmark similar products • Interview experts Search Internally • Brainstorming/Brainwriting • Nominal Group Technique • Concept Table/Fans

  5. Concept Table: Personal Computing

  6. Concept Table: Thermometer Design Three-stage Architecture

  7. Concept Fan

  8. Strength & Weakness Analysis Identify and list strengths and weaknesses of each concept. Analysis by assigning subjective weights to strengths and weaknesses (plus and minus factors) and sum Select criteria (e.g., accuracy, cost, size, availability, etc.)

  9. Example: Quantitative Decision Select a current source circuit for current measurement

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