team excergy - pump'n power
TRANSCRIPT
Introduction
Institution: Humboldt
State University
Class: Engineering 215
Fall 2011
Project: Flock House
Client: Mary Mattingly
Pump’n Power
Objective
The objective for our project is to create a human
powered generator that produces energy in an
entertaining and innovative way that may be
operated by most ages and capabilities.
Weighted Criteria
Safety (10)
Cost (10)
Durability (8)
Ease of Use (7.5)
Transportable (7.5)
Energy Output (7)
Embedded Energy (6.5)
Aesthetics (6.5)
Educational Value (5)
The Plan
Pump’n Power
Railroad Hand
Pump Trolley
Main Components
Bicycles
Pump Lever
Generator
Bicycle for striping/modifying
Small Power Generator
Traditional Railroad Pump Trolley
Scrap Yard Research
Bike Parts Search
Tools of the Build
Final Frame Fabrication
First Hacksaw Cut on Bike
Using Mill & Bandsaw
Prototype Testing
Building/Testing Prototype
12
76
38
23
183
Design Cost (hours)
I: Problem Formulation
II: Literature Review and Problem Analysis
III: Alternative Solutions
IV: Decision
V: Specifications
Total Hours: 332
Phases:
Implementation CostsMaterial Quantity Cost Subtotal Retail Cost SubtotalBicycles, Tires, Cassettes, and Hubs 1 Donated $0.00 $130.00 $130.00
Bolt, Steel 1-1/2" 2 $0.75 $1.50 $0.75 $1.50
Bolts, Steel "U" 1-1/8" 2 $1.89 $3.78 $1.89 $3.78
Bolts, Steel "U" 1-3/8" 2 $2.09 $4.18 $2.09 $4.18
Bolts, Steel "U" 1-5/8" 2 $2.09 $4.18 $2.09 $4.18
Hand Grips, Set of Two 2 $8.50 $17.00 $8.50 $17.00
Hose Clamps 2 $2.49 $4.98 $2.49 $4.98
Hub Axel 1 $3.00 $3.00 $3.00 $3.00
Motors, Used 2 $3.00 $6.00 $3.00 $6.00
Nut, Wing, Steel 1 $0.30 $0.30 $0.30 $0.30
Plate, Stainless Steel 1 $1.00 $1.00 $1.00 $1.00
Plate, Steel 1 $1.29 $1.29 $1.29 $1.29
Steel Round Bar 3/4" x 5' 1 $17.54 $17.54 $17.54 $17.54
Steel Square Bar 1-1/2" x 6' 1 $5.10 $5.10 $5.10 $5.10
Washers, Steel 3 $0.20 $0.60 $0.20 $0.60
Wood (2" x 2" x 8") 2 $1.50 $3.00 $1.50 $3.00
Wood Scraps 1 Donated $0.00 $10.00 $10.00
Totals: $73.45 $213.45
Maintenance Costs
Maintenance Task Frequency Time (min) Monthly (hr)
Inspect and Oil Chains Weekly 15 1
Inspect and Tighten Bolts Weekly 15 1
Inspect Electrical Wiring Weekly 15 1
Repack Wheel Bearings Once 60 0.125
Eight Month Total (hr): 25