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The Wheel DealThe Wheel Deala bicycle powered water pumpa bicycle powered water pump

Team 4:Team 4:

Bobby HudgkinsonBobby Hudgkinson

Eric SolanykEric SolanykAlyson VahlingAlyson Vahling

Aaron JordanAaron Jordan

Russell BradleyRussell Bradley

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The TeamThe Team

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Problem StatementProblem Statement

Create a simple and efficient way ofCreate a simple and efficient way ofpumping water utilizing a human poweredpumping water utilizing a human powered

bicycle for communities where electricity isbicycle for communities where electricity is

unavailable or impractical.unavailable or impractical.

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OverviewOverview

Stationary pump and bike attached byStationary pump and bike attached bybeltbelt

Station positioned over shallow wellStation positioned over shallow well

Mechanical energy produced byMechanical energy produced by

pedaling the bike draws waterpedaling the bike draws water

saves electricity, money, timesaves electricity, money, time

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Functional RequirementsFunctional Requirements

Pump water 18+ feetPump water 18+ feet Pump 1 gal/minPump 1 gal/min

Low maintenanceLow maintenance

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Initial DesignInitial Design

PumpPump Piston pumpPiston pumpA gear system will convert rotationalA gear system will convert rotational

energy of bike to power the pumpenergy of bike to power the pump Hoses will attach to pump from theHoses will attach to pump from the

source and the outputsource and the output

StationStation User will ride bike up to station, pump,User will ride bike up to station, pump,

and ride awayand ride away

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How it worksHow it works

Piston pump oscillates by rotationalPiston pump oscillates by rotationalenergy of bikeenergy of bike

When piston goes down, vacuum isWhen piston goes down, vacuum is

created which pulls in watercreated which pulls in water

When piston goes up, water is pushedWhen piston goes up, water is pushed

outout

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Pump (inside)Pump (inside)

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Original Design (whole)Original Design (whole)

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Final DesignFinal Design

PumpPump Piston pumpPiston pump

A belt will attach rear tire to pumpA belt will attach rear tire to pump

Hoses will attach to pump from the source andHoses will attach to pump from the source andthe outputthe output

One way valve at base of source keeps pumpOne way valve at base of source keeps pump

primedprimed StationStation

Permanent station with bike, pump, hardwarePermanent station with bike, pump, hardware

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Pump (outside)Pump (outside)

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Final Product (whole)Final Product (whole)

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PartsParts PumpPump $12.98$12.98

HardwareHardware $26.36$26.36

OneOne--way valveway valve $18.48$18.48

BikeBike $14.05$14.05 BeltBelt $10.10$10.10

StandStand --

HosesHoses -- Acid (to clean pump)Acid (to clean pump) $9.05$9.05

TotalTotal $91.02$91.02

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AssemblyAssembly

Bike and pump welded and bolted toBike and pump welded and bolted tocommon metal standcommon metal stand

Belt attached rear bike wheel andBelt attached rear bike wheel and

pump wheelpump wheel

Hose runs from well to pump inputHose runs from well to pump input

Hose runs from pump output toHose runs from pump output todesired containmentdesired containment

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AssemblyAssembly

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Final Product DescriptionFinal Product Description PumpPump

Piston pumpPiston pump A belt will attach rear tire to pumpA belt will attach rear tire to pump

Hoses will attach to pump from the source and the outputHoses will attach to pump from the source and the output

One way valve at base of source keeps pump primedOne way valve at base of source keeps pump primed

StationStation Permanent station with bike, pump, hardwarePermanent station with bike, pump, hardware Aluminum frame attaches pump and bikeAluminum frame attaches pump and bike

Rubber seals create friction between wheels and beltRubber seals create friction between wheels and belt

BeltBelt Elastic ropeElastic rope

Any ropeAny rope--like object can be used for beltlike object can be used for belt Rope must be able to be replace by communities (vines, string,Rope must be able to be replace by communities (vines, string,

branches, etc.)branches, etc.)

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Final ProductFinal Product

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TestingTesting

Pump was testedPump was tested

on south side ofon south side of

engineering centerengineering center

Source was placesSource was placesat different heights,at different heights,

and measurementsand measurements

of output/time wereof output/time wererecordedrecorded

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TestingTesting

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ResultsResultsTest Results on Nov. 22

0

0.5

1

1.5

2

2.5

3

0 4 8 9 11 15 19 20 21 23

Vertical Distance from Pump

GallonsPerMinute

GPM

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ResultsResults

Pump was able to pump at maximumPump was able to pump at maximumof 23 feetof 23 feet

At desired height of 18 feet pumpAt desired height of 18 feet pump

pumped at rate of 2.5 gallons/minpumped at rate of 2.5 gallons/min

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Product AppealProduct Appeal

Efficient means of pumping waterEfficient means of pumping water Saves energy and resourcesSaves energy and resources

Uses existing human energyUses existing human energy Easy adaptationEasy adaptation

PracticalityPracticality

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Team Strengths and ChallengesTeam Strengths and Challenges

StrengthsStrengths Work well togetherWork well together

Good brainstormingGood brainstorming

Rare disagreementsRare disagreements Personal creativityPersonal creativity

ChallengesChallenges Time managementTime management FocusFocus

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Any Questions?Any Questions?