Engineering Science 1050 Lecture 3: Lecture 3 - Types of Engineering Design • Recap & innovation • Types of design • Design versus analysis • The design process cost/quality

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The inventor s of lasers did not imagine fibre optic communications. The inventors of the internet did not imagine google or the web. What are the potential applications of quantum dots: biomedical applications, cancer. Can find new solutions to old problems. Techniques to promote creative thinking part of design process. 6 aerospace engineers without previous experience designed a new rocket engine: cost 50% less, had 90% fewer parts, very high quality, was completed under budget and under schedule. Proposing unique, innovative, practical solutions to engineering problems. Assuming solution as a part of problem definition. Selection design: choose items from a catalogue. Configuration design: organize the packaging of components. Parametric design: finding variables or parameters. E. g. design a storage tank that holds of liquid. Redesign, alternative design: modifying an existing product. Original design: develop a totally new product. E. g. nintendo wii (motion control in the home) Analysis problem - a well defined problem with one correct solution.

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