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School of Mechanical, Industrial & Manufacturing Engineering
School of Mechanical, Industrial & Manufacturing Engineering School of Mechanical, Industrial & Manufacturing Engineering
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School of Mechanical, Industrial and Manufacturing Engineering - - PowerPoint PPT Presentation
School of Mechanical, Industrial and Manufacturing Engineering - - PowerPoint PPT Presentation
School of Mechanical, Industrial and Manufacturing Engineering Earthquake Simulation Table Luab Cha Molly Halstead Josh Heater School of Mechanical, Industrial & Manufacturing Engineering Agenda Introduction Design Development Proposed
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School of Mechanical, Industrial & Manufacturing Engineering
Josh
- From
▪ Salem, Oregon
- Middle School
▪ Judson Jaguars
- Engineering field of interest
▪ Design and Analysis
- Internships
▪ Daimler Trucks NA, PCC Airfoils
- Hobbies
▪ Golf ▪ Video games
- Favorite College Food
▪ Beer
- Why I picked Engineering...
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School of Mechanical, Industrial & Manufacturing Engineering
Louie
- From
▪ Portland, Oregon
- Middle School
▪ Portsmouth Cubs (César Chávez)
- Engineering field of interest
▪ Project Management
- Internship
▪ A-dec, Portland General Electric
- Hobbies
▪ Fishing
- Favorite College Food
▪ Ramen
- Why I picked Engineering..
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School of Mechanical, Industrial & Manufacturing Engineering
Molly
- From
▪ Beaverton, Oregon
- Middle School
▪ Highland Park Raiders
- Engineering field of interest
▪ HVAC Building Design
- Internships
▪ PCC Structurals, ATI, Glumac
- Hobbies
▪ Skiing
- Favorite College Food
▪ Mac n Cheese
- Why I picked Engineering..
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School of Mechanical, Industrial & Manufacturing Engineering
INTRODUCTION
- Goal: Design an earthquake simulation table
▪ Key Requirements: portable, durable, realistically scaled ▪ Used in challenge
- Purpose: Inspire students to pursue engineering
▪ Educational experience
▪
Introduce design concepts
▪
Accurate representation
▪
Interest in engineering and higher education
▪
FUN
- Product required for
challenge
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School of Mechanical, Industrial & Manufacturing Engineering
INTRODUCTION
- P and S waveforms
▪ P, compression wave ▪ S, shearing wave
- Richter Magnitude
▪ Max wave amplitude ▪ Distance from epicenter
- Scaled simulation
▪ Frequency & time ▪ Calibrate to selected material
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School of Mechanical, Industrial & Manufacturing Engineering
Design Development
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Import Human Signal and initial earthquake parameter Import Electricity Import Solid Import Human Force Actuate Energy Regulate Energy Convert Energy to Rotation Guide Rotation Dissipate Vibration Convert Rotation to Table Motion Transmit Energy
- nto Structure
Guide Table Motion Secure Solid Store Solid Indicate Alignment
Noise Rotation Vibration Hand Hand Energy Structure Hand Hand Structure
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School of Mechanical, Industrial & Manufacturing Engineering
Proposed Designs
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School of Mechanical, Industrial & Manufacturing Engineering
Design Development
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Energy Subsystem Mechanical Subsystem Table Surface
Mechanical Energy Human powered Electrical Energy Motor and microcontroller Dual Linear Movement Flexible Surface Rigid Easier to control Fewer moving parts Flexible Added functionality potential
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School of Mechanical, Industrial & Manufacturing Engineering
Proposed Design
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School of Mechanical, Industrial & Manufacturing Engineering
Proposed Design
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School of Mechanical, Industrial & Manufacturing Engineering
Proposed Design
min
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School of Mechanical, Industrial & Manufacturing Engineering School of Mechanical, Industrial & Manufacturing Engineering
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Prototype
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School of Mechanical, Industrial & Manufacturing Engineering
- Design for manufacturing
- Translational mechanism
▪ Crank-and-slider ▪ Scotch yoke
- Richter Scale range accuracy
- Cost & weight
▪ Machining vs purchasing premade ▪ Light weight vs cost
CHALLENGES
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School of Mechanical, Industrial & Manufacturing Engineering School of Mechanical, Industrial & Manufacturing Engineering
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Activity
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School of Mechanical, Industrial & Manufacturing Engineering
ACTIVITY
- Objective
▪ Build at minimum, a 12 inch structure that will support a textbook for 5 seconds
- Budget
▪ $100,000
- Material
▪ Popsicle Sticks - $5,000 ▪ Note Cards - $3,000 ▪ Scotch Tape (6 inch) - $1000
- Points
▪ +1 per $5k below budget ▪ +5 for meeting the objective ▪ +2 for each additional inches on your structure ▪
- 1 per inch below 12 inches
- Time Limit
▪ 20 minutes
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School of Mechanical, Industrial & Manufacturing Engineering
WHAT WE DESIGNED
18 LOUIE
- 13 notecards
- 0 popsicle sticks
- 18” tape
- 16.6 points
MOLLY
- 8 notecards
- 1 popsicle stick
- 24” tape
- 18.4 points
JOSH
- 12 notecards
- 0 popsicle sticks
- 18” tape
- 17.2 points
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School of Mechanical, Industrial & Manufacturing Engineering
SUMMARY
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