Alternative Power Source for Dental Hygiene Device

Nizar AlmansouriNingbiao Jiang

Francisco HeathJin Niu

Jiaqi Xie

Team Concussion

Francisco Heath

Contents of Presentation

1

1. Sponsor information

2. Objectives/Constraints

3. Criteria

4. Timeline

Wig-L-Bug

Sponsor InformationDepartment of Dental HygieneCollege of Health and Human ServicesNorthern Arizona University

Provides Humanitarian services in India Dental inspections and fillings No power on site

Francisco Heath2

4

Need Statement

Department of Dental Hygiene wants a

portable power source for Wig-L-Bug

A. Cannot mix by hand

B. No power source

Jin Niu

5

Goal/Scope

Design and build a portable power

source for Wig-L-BugNot for a commercial scale but for

one or two units

Jin Niu

6

Objectives ChartObjective Basis for Measurement Units

Durable Drop from height meter

Long Life Span Number of charge cycles cycles

Low Cost Manufacturing cost dollar

Portable - Size Dimension of the power source cm*cm*cm

Energy Capacity Energy stored W*h

Portable - Weight Weight of the power source kg

Jiaqi Xie

7

Constraints Must have a stable AC voltage output of 110 V @ 60 Hz

Maximum output of 1.2 Amps

Must be able to power device continuously for 10 hours

Cannot weigh more than 12 kg

Must be able to fit in 56 * 45 * 25 cubic cm container

Must be able to charge on 220 V @ 50Hz

Must be able to charge 0 - 100% in eight hours

Jiaqi Xie

8

Criteria Chart

Objectives CriteriaPowerful Output PowerPortable(Size) SizePortable(Weight) WeightEnergy Capacity Energy StoredLong Time Span Number of Charge CyclesInexpensive Cost

Ningbiao Jiang

9

Quality Functional Deployment

Powerful X X

Durable X X

Long Life Span X X

Portable X X

Fast charged X X X

Has Large Energy Capacity X X X X

Low Cost X X X X X

Safe X X X X X X

Units V A cm*cm*cm Wh/kg A V $ kg Cycles

110 1.2 56*45*25 150 6 220 500 12 150

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Engineering Requirements

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Cost

Ningbiao Jiang

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House of Quality

Out

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Output VoltageOutput Current -Output PowerVolume +Energy DensityCost + + +Weight + + -Lifetime + +Total Energy + + + + +

Nizar Almansouri

11

Gantt Charts

Nizar Almansouri

12

Questions?