AAE352-Lecture-Sep-28 - AAE 352 Lecture 15 Material indices...

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AAE 352 1 AAE 352 – Lecture 15 Material indices Choosing materials
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CES Edupack is located on the Purdue Libraries site under databases http://www.lib.purdue.edu/eresources/result.html Find CES Edupack Look at first tutorial – under Help AAE 352 2
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Optimizing a design requires answering a few questions Forming design requirements and identifying design variables AAE 352 3 Constraints What essential loading conditions must be met ? Objectives What is the criterion of excellence ? Function What does the component do ? Free variables What can be varied ? Minimize Cost Weight Volume Eco-impact Choice of material, thickness … Design requirements are expressed as objectives and constraints
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Ranking materials requires a performance model 1. Describe what the component must do - constraints, objective and free variables (list simple constraints). 2. Write an equation for the objective -- the “performance equation” The performance equation will involve a free design
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This note was uploaded on 01/18/2012 for the course AAE 352 taught by Professor Chen during the Fall '08 term at Purdue University-West Lafayette.

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AAE352-Lecture-Sep-28 - AAE 352 Lecture 15 Material indices...

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