MAE486_Fall11_L18_S

MAE486_Fall11_L18_S - MAE 486 Design of Mechanical Systems...

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MAE 486 Design of Mechanical Systems Lecture 17 Fall 2011 Modeling (Chapter 10); Today ` s’topics:’
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Models’in’Engineering’Design’ What’is’model?’Why’model’is’needed’in’product/system’design?’ What’are’the’diferent’models?’ What are the steps? What is the model for in the design? What’is’the’model’For?’(±or’what’decision?)’ Boundary condi7on: Modeled domain vs. The rest of physical situa7on. What do we know? What physical law to apply? What are the assump7ons can we make? Construct the model and verify the model Review
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MathemaAcal’Model-Building’Process’ Problem statement :’decide’what’it’is’your’need’to’ learn.’ What are the steps? What is the model for in the design? What’is’the’model’for?’(For’what’decision?)’ Boundary condi7on: Modeled domain vs. The rest of physical situa7on. What do we know? What physical law to apply? What are the assump7ons can we make? Construct the model and verify the model .’ Analysis :’Determine’how’the’equaAons’of’the’model’ will’be’solved’to’produce’meaningful’output.’ Validate the model :’The’results’should’be’validated’by’ experimental’data.’ Review
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One’Modeling’Example’ Problem Statement
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MAE486_Fall11_L18_S - MAE 486 Design of Mechanical Systems...

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