2008 psu human powered vehicle team design team: ben bolen erik chamberlain kenneth lou levi patton...
Post on 19-Dec-2015
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2008 PSUHuman Powered Vehicle Team
Design Team:
Ben BolenErik ChamberlainKenneth LouLevi PattonBryan Voytilla
Advisor:
Derek Tretheway
Vike Bike Fabrication Team:
Derek AbePaul AndrewsChantelle HansenBryan KappaJames KubliJoel RogersNoel Tavan
Presentation
Overview
• Concept Development
• Design highlights
• Design Testing
• Operational Testing
• Video
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
PDS DevelopmentASME RulesPSU HPV’sCycling Studies
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
PDS DevelopmentCompeting UniversitiesMarket and amateur designs
Adjustable Boom
ASME Spec Roll Bar
Rider Optimized Geometry
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
FEA Optimized Frame
Light Weight Components
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
Large Windows
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
0.05 Cd @ 40 mph
NACA Inspired Shapes
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
Single Mold Design
864in2 Frontal Area
Total weight 45 lbs
Strain Gauge Testing
268 lb
Side Load FEA SGT
Maximum elastic Strain (unitless) 7.20E-04 7.90E-04
Design Testing
Design Highl ights
Concept Devel opment
Operational Testing
Strain Gauge Testing
492 lb
Top Load FEA SGT
Maximum elastic Strain (unitless) 2.31E-04 3.30E-04
Design Testing
Design Highl ights
Concept Devel opment
Operational Testing
Rockwell B Hardness Testing
6061 T6 Vike BikeUltimate Tensile 45.00 ksi Ultimate Tensile 41.57 ksiYield Tensile 40.00 ksi Yield Tensile 36.95 ksi
Source: www.matweb.com Aluminum 6061 T-6 http://www.matweb.com/search/DataSheet.aspx?MatID=9391
Design Testing
Design Highl ights
Concept Devel opment
Operational Testing
Materials Testing38% Lighter fairing composite48% Increase in yield strength
Design Testing
Design Highl ights
Concept Devel opment
Operational Testing
Bio-Mechanical Testing
Design Testing
Design Highl ights
Concept Devel opment
Operational Testing
Freight Liner Wind Tunnel TestingCoefficient of drag 0.05 @ 40 mph
Design Testing
Design Highl ights
Concept Devel opment
Operational Testing
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
Sprint Test39 mph official top speed (44 mph unofficial)
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
Rider Change Out Time20 - 30 seconds
Design Highl ights
Concept Devel opment
Operational Testing
Design Testing
Brake Test10 ft @ 20 mph
