By: Greg Miller & Bradley Joinson
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Transcript of By: Greg Miller & Bradley Joinson
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Realistic Constraints, Engineering Standards, Modern Engineering Tools
for Senior Project:Power Assisted Bicycle
By: Greg Miller & Bradley Joinson
http://powerassistedbicyclekit.weebly.com
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Senior Project: Power Assisted Bicycle◦ Adding an electric motor, and control system to a
bicycle to assist riders
Introduction
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Classification as “low speed electric bike” Motor Sizeo (P.L. 2005, CHAPTER 159)◦ Motor Size
< 750 watts < 1.5 Brake Horsepower (= 1.5 HP)
◦ Under 100 pounds◦ Under 20 Mph with motor alone
Registration required depending on state Power assisted tricycles illegal in New Jersey
Regulations and Code
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Economic◦ Minimize Modification to Bike ◦ Affordable parts
Environmental◦ Disposal of battery
Sustainability◦ Common, replaceable parts◦ Protection from weather and elements
Constraints
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Manufacturability◦ Set-up on bike minimal and simple so anyone can
use.◦ Using Standard Bicycle Components
Chain Sprockets
Constraints Cont.
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Safety◦ Protection from motorized parts◦ Where can this be used safely?
Roads Sidewalks Parks
◦ Warnings/restrictions for children
Constraints Cont.
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Cero Parametric (Pro/E )◦ Model bike frame
ANSYS◦ Stress analysis◦ Affects of the mounting on the frame
Modern Engineering Tools
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