human powered tadpole trike team members cory tuttle (pm) daniel unes jarod peyton cory schueller...

Human Powered Tadpole TrikeTeam Members

Cory Tuttle (PM)

Daniel Unes

Jarod Peyton

Cory Schueller

Dylan Polus

Faculty Advisor

Dr. Marek Szary

S13-45-TRKE

Outline

Executive Summary | Cory TuttleDiscussion

Brake System | Daniel UnesElectrical System | Jarod PeytonDrivetrain | Cory SchuellerSuspension | Dylan PolusFrame | Jarod PeytonWheels | Cory TuttleSteering System | Jarod Peyton

Summary (CT)

Executive SummaryWhere it started…Overall design points

Increase stability Increase safety

Total Estimated Cost: $2,000.00Completion Date: November 3, 2013Deliverables

Instruction ManualAssembly ManualPrototype Unveiling

Price List

Part Price Drivetrain $508.50 Wheels $417.88 Lean Stearing $245.08 Brakes $233.60 Frame $229.62 Suspension $185.00 Contingency $180.32

Total: $2,000.00

Block Diagram

Swing ArmInitial

DisplacementUpward

ForceShock Absorber

Frame

Reduced Upward Force Seat / Rider

Final Displacement

Steering HandleArm Force Reaction Force

LinkagesReaction

ForceHub Mount Δθx

VelocityForce

Hub Mount

Force

Variable Rate Spring

Δθz

Pedals / Crank TorqueLeg Force Chain Tension Rear Cassette ω / VelocityTorque Wheel

LeverFinger Force CableTensionForce

Caliper Lever

Force

Brake Pad Brake Disk

Force

Deceleration

SwitchInitial

DisplacementCurrent

Battery

Circuit Brake LED Photo ResistorSunset Current Circuit Headlight

Electrical

Suspension

Brakes

Drivetrain

Steering / Leaning

Brake System | Daniel Unes

Design points of braking systemDisksParking Brake

Pros / cons of different systems Rim

Specifications

Electrical System | Jarod Peyton

Design points of electrical system 12 volt system Automotive grade components Photo resistor Brake activated lighting

Drivetrain | Cory SchuellerDesign points of drivetrain

Chain and sprocket Idler pulleysDerailleur

Pros / cons of different systemsUniversal joint driveshaftBelt driven

Suspension | Dylan Polus

Design points of suspensionSingle pivotRear swingarmSingle shock absorber

Pros / cons of different systemsLinkage driven single pivot Four bar linkage

SpecificationsMaximum travel: 4 inches

http://grabcad.com/library/bike-shock-absorber By Vladimir Izmailovhttp://grabcad.com/library/trike-rear-swing-arm By Robert Stein

Frame | Jarod Peyton

Design points of frameAluminum tubingTIG welded

SpecificationsLow CGMaximum supported weight: 300 lbsAccommodate varying rider sizes

Wheels | Cory Tuttle

Wheel selection factorsSafetySizeRadial vs. lateral loadingAppendage protection

Aesthetics

Steering | Jarod Peyton

Design points of steering systemWork off of centripetal forceAckermann & CastorAckermann – radial compensationCastor – centering

SpecificationsMaximum lean angle ≥ 55°Minimum turn radius: 12’ 6”

Plan to Complete - AIL

Activity Person Assigned DueComponent Design All 8/20 9/17

Order Parts CT 8/20 10/1

Assemble Mock-up CT/DP 9/10 9/24

Test Mock-up CT 9/24 9/26

Assemble Subsystems All 9/3 10/29

Attach Lean/Steering CT/JP 9/24 10/15

System Testing All 11/5 11/6

Prefect System All 11/5 11/19

Document Drafting All 11/5 12/3

Plan to Complete - TimelineActivity 8/20 8/27 9/3 9/10 9/17 9/24 10/1 10/8 10/15 10/22 10/29 11/5 11/12 11/19 11/26

Design Frame                             

Order Parts                             

Assemble Mock-up

Attach Lean/Steering

Progress Report                           

Perfect Lean/Stearing

Assemble Subsystems

System Testing                           

Perfect Trike                             

Document design

Resources Needed

EquipmentTIG WelderLatheBridgeport Vertical MillArbor PressHand ToolsAir Compressor

Personnel Bike SurgeonJeff PolusTeam Members

Money: $2,000.00Space: 10’ x 10’

Summary

Based off of existing designs New functionality Safety measuresGoal: November 3, 2013Bike Surgeon, Jeff Polus, $2,000.00

Left with Questions?

Go ahead and ask!