Post on 20-May-2018
Redesign of the Hydrostatic Force and Center of pressure Experiment
8/23/2010 1
Group Members: Hesam NouriGerhard NoviantoRahul PatelJuan Tapia
ME 462 Capstone Design -- Fall 2009
Sponsor: Dr. Siva Krishnan
Advisor: Dr. Hazim El-Mounayri
Customer Requirements
8/23/2010 3
Increased ergonomics in terms of operation
Improved repeatability
Minimum experimental error and operational time
Possible safety issues are to be addressed as well.
Instructional Video Manual
Vision: Run the experiment and calculate the results. Identify the most effective parameters. Find optimum solution for those parameters. Build a virtual prototype and analysis using Ansys.Manufacture the parts and assemble it. Rerun the experiments to validate it. Budget < $500
Critical Success Factors: Communication Team Management Planning Clear Goal
Strategy: Keep in touch with the CustomerWeekly Group Meetings
Vision, Critical Success Factors, and Strategy
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Engineering Deliverable Items
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Quantity Description of Deliverable Exit Criteria
1 Redesigned units of this experiment Delivered
1 Instructional Video Manual Delivered
Technical Approach
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Customer’s Key Technical Requirements
Decrease the percent error
Key Technical Issues
Hard to balance the tank
Takes 2 hour performance the lab
Safety issue in emptying the tank
Key Features and Benefits
Efficient way to measure height
Hanger Extension for balancing
Engineering Schedule
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9/7/2009 9/17/2009 9/27/2009 10/7/2009 10/17/2009 10/27/2009 11/6/2009 11/16/2009 11/26/2009
Obtain Customers' Requirement
Create Development Plant
Generate Specifications
Function Decomposition
Function - Concept Mapping
Generate Design Concept Draft
Evaluate Design Concept Draft
Engineering Drawing
Analysis of Engineering Drawing
Re Evaluation of concept draft
Finalize Bill of Material
Manufacture Process
Assembly Process
Product Evaluation (Test)
Decision Matrix
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Importance
Customer Requirements Dr.Krishnan Lab TA Students Concept 2 Current Concept 1
Experimental result's accuracy26 28 5 +1
DA
TUM
+1
Minimum operational time10 23 26 +1 +1
Attractive looks 2 1 20 S +1
Ease to Maintenance 21 20 0 S S
Ergonomics/ Easy to operate6 4 30 +1 -1
Able to use simultaneously5 5 19 S S
Durable equipment 5 19 0 S SCost 25 0 0 S STotal +
Total –
Overall
Weighted (Dr Krishnan)
Weighted (Lab TA)
Weighted (Students)
3 - 31 - 12 - 2
42 - 3255 - 48
61 - 21
Future Improvement:
Water speed controller can be installed on the elbow(bottom part)
Different kind of glue for more attractive looks
Better awareness of the responsibilities and duties pertaining to industry roles.
Lessons Learned
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Positive Items:
Awareness of the dynamics of working in a team.
Experience of exchanging ideas and inspiring others to work together.
Demonstrating professional behaviors such as taking responsibility, showing up on time and meeting deadlines.
Learning from and helping one’s peers.