WS 8 Lecture Slides

WS 8 Lecture Slides - Workshop Exploration of Engineering...

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Engineering Education EngE 1114, Spring 2008 Workshop Exploration of Engineering Design EngE 1114 - Week 8 Conceptual & Preliminary Design: Generating, Evaluating, and Selecting Alternatives
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Engineering Education Team Preparation for Product Dissection Lecture 3/17 and 3/19 Each team should purchase an electric toothbrush and bring it to lecture for the in-class dissection activity Also bring any necessary hand tools to disassemble the toothbrush in class (screw driver, pliers, etc) Team members need to sit together in lecture Do NOT dissect the tooth brush prior to lecture Many models available $5-25. Split costs amongst team members
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Need Help with Your Writing? Panicked about that Final Design Report? You‘re in Luck! The Virginia Tech Engineering Communications Center (VTECC) And The Writing Center (WC) Have joined forces to bring you The WC Engineering Satellite Sundays-Wednesdays, 7-9 p.m. McBryde 659 No need to make an appointment; just drop in—a writing coach will be there waiting to help with ANY writing assignment.
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Engineering Education Workshop Leader Midterm Evaluation Student evaluation Fill out forms while TA is out of the room Take forms to McBryde 660 at end of class
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Engineering Education This Week in ENGE1114 Generate Alternatives Evaluate Alternatives Select an Alternative Generate concepts for each sub-function 6-3-5 Method Combine concepts Morphological Matrix Identify selection criteria Assign weighting Pairwise Comparison Chart Evaluate Alternatives Selection Matrix
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Engineering Education Functions Solutions Store power Store music Provide means of control Absorb shocks Rechargeable battery Solar power Hydrogen fuel cell Energetic hamster Solid state memory Hard drive Touch wheel Joystick Trackball Mind control Aluminum shell Springs Bubble wrap Inflatable cushion mp3 Example Alternative #1 Alternative #2 Alternative #3
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Engineering Education Today’s Agenda: Selection Generate Alternatives Evaluate Alternatives Select an Alternative Generate concepts for each sub-function 6-3-5 Method Combine concepts Morphological Matrix Identify selection criteria Assign weighting Pairwise Comparison Chart Evaluate Alternatives Selection Matrix
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Selection Matrix Constraints Alternative #1 Alternative #2 Alternative #i C1 Y/N Y/N Y/N C2 Y/N Y/N Y/N Objectives Weight (%) Score Weighted Score Score Weighted Score Score Weighted Score O1 W1 S1,1 W1*S1,1 S2,1 W1*S2,1 Si,1 W1*Si,1 O2 W2 S1,2 W2*S1,2 S2,2 W2*S2,2 Si,2 W2*Si,2 Oj Wj S1,j Wj*S1,j S2,j Wj*S2,j Si,1 Wj*Si,j Total 100 SUM SUM SUM 1. Identify selection criteria and scale-type 2. Assign weighting to each criteria 3. Evaluate each alternative 4. Normalize scores 5. Calculate total score Selection steps:
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Engineering Education Paper Airplanes ‘R Us An Illustrative Example of Selection
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Engineering Education Paper Airplanes ‘R Us Challenge: A new company, Paper Airplanes 'R Us, is planning to market paper airplane pattern kits for children's camps and birthday parties.
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This note was uploaded on 03/19/2008 for the course ENGE 1114 taught by Professor Twknott during the Spring '06 term at Virginia Tech.

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WS 8 Lecture Slides - Workshop Exploration of Engineering...

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