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Team 18
4/27/18
1/18
Matt Boelens, ME Hendrik Vermeulen, MEEdwin Kpodzro, MENate Anderson, ME
Tess
And
erso
n Ph
otog
raph
y
Meet Team 18
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Presentation Outline• Introduction
• Project feasibility• Business model
• Design• Decisions and changes
• Obstacles
• Building Components
• Conclusion
2/18INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
3/18
Historical Background
• Separated from Sudan in 2011 (7 years)
• Tribal tension (Dinka/Nuer)
• Extremely fertile (sesame)
• Limited infrastructure
Bing.com/maps
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
4/18
http://cdn.lightgalleries.net/522489697c5a8/images/SS_LANDSCAPE_07-1.jpg
Problem Statement
Due to lack of infrastructure and split from Sudan, South Sudan is unable to capitalize on its abundant natural resources. Sesame seed oil production continues to be limited due to inefficient manual oil extraction processes.
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
5/18
• Sesame oil extraction device for use by neighboring farmers
• Create an avenue for divided tribal groups to unify around
• Focus on Upper Nile region
Contribution to Solution
https://en.wikipedia.org/wiki/South_Sudan
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Contribution to Solution
6/18INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
7/18
Projected Profit Margin (With Expeller)
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
8/18
Projected Profit Margin (With Expeller)
Without Expeller With Expeller
Capital Investment $40,159 $64,855
Annual Cost $7.272 $5,147
Annual Revenue $34,258 $39,275
Annual Profit $26,986 $34,127
Breakeven 1.5 years 1.9 years
Profit (EOY 5) $94,771 $105,782
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Design Decisions
9/18INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Drivetrain Design
Achieve desired speed in system shaft
Helical/Spur gearbox
Belt System
Chain System
10/18
• Chain drive system provides required strength
• More affordable• Lighter weight for
mounting on tractor trailer
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Final Drivetrain Design
11/18
Tensioner
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Oil Collector Design Change
12/18
Hose to siphon
ValveHose to siphon
Valve
• Less clogging• Valve more
accessible
OLD NEW
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
PTO Adapter Design Change
13/18
NEW
• Less expensive• Less dangerous
OLD
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Source: http://www.tractorbynet.com/forums/attachments/360596-pto-shaft-spinns.html
Obstacles – Past and Present
14/18
• Communication• Between team and
customer
• Between team and vendor
• Funding
• Shipping of worm assembly
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Building Components
15/18INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Project Wrap-up
16/18
• Project financially sustainable long term
• Drivetrain building in progress
• Extractor fully built by end of June
• User manuals, maintenance plans, and FMEA created
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Project Assessment
17/18
• More thorough communication with supplier prior to ordering major components
• Project scope
• Timeline
• Estimating time to complete tasks
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Acknowledgements
18/18
• Jeff Kibbie• Monyroor Teng• Governor James Tor
Monybuny• Professor Tubergen• Jacob Atem
• Phil Jasperse• Bob DeKraker• Ben Hekman• Wesley Richards• All Donors
INTROPROJECT
FEASIBILITYDESIGN
ALTERNATIVESOBSTACLES;
BUILDINGCONCLUSION
Questions?
Any Questions? Tess Anderson Photography
Appendices• Mentorship and Support• Research
• Speed
• Tractor details
• Calculations and Design Verification• Drivetrain
• Oil collectors
• PTO connections
• Hopper
• Business and finance (more information)
Jeff Kibbie, Custom Electric Monyroor Teng, Pastor of Sudanese Evangelical Covenant Church
Support
James Tor Monybuny, Governor of Upper Nile region
Customer
RPM Research
Various Drivetrain Calcs
Bearing Loads
MDSolids Analysis – Input Shaft
Shear (N)
Moment (N-mm) Slope (deg)
Deflection (mm)
MDSolids Analysis – Z Shaft
Shear (N)
Moment (N-mm)Slope (deg)
Deflection (mm)
MDSolids Analysis – Output Shaft
Shear (N)
Moment (N-mm) Slope (deg)
Deflection (mm)
Manual Thread Strength Calculations
Verification of Thread Strength Calculations - AmesWeb
Chain Care – Oil application Method
Chain Tension Applied by Tensioner system
Torque Required to Achieve Desired Tension
Snap Ring for Tensioner Sprocket
Snap Ring for Tensioner Sprocket
Stage 1 Oil Collection
Stage 1 Oil Collection
Stage 1 Oil Collection
Stage 1 Oil Collection
Stage 1 Oil Collection
Oil Storage
Oil Storage
Oil Storage
Oil Storage
Oil Storage
Oil Storage
Oil Storage
Market Research Data
Business Modeling Data/Estimates
Sesame Seed Data/Unit Conversion
PTO Calculations
Source:http://www.mitcalc.com/doc/pins/help/en/pins.htm
PTO Calculations
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