Planetary Explorer Planetary Explorer Team: 98.04 Team: 98.04 Customer: Dr. Stephanie Wright Customer: Dr. Stephanie Wright Advisor: Dr. John Meakin Advisor: Dr. John Meakin Team members: Chris Andrews Team members: Chris Andrews Patrick Fabian Patrick Fabian Brian Givens Brian Givens Tim Startt Tim Startt Mission: To design, manufacture, and test a full sized planetary explorer that will be Mission: To design, manufacture, and test a full sized planetary explorer that will be driven by two students, grades 7-10, that can be used in various activities to excite driven by two students, grades 7-10, that can be used in various activities to excite the students about the space program. the students about the space program.
Planetary Explorer Team: 98.04 Customer: Dr. Stephanie Wright Advisor: Dr. John Meakin Team members: Chris Andrews Patrick Fabian Patrick Fabian Brian.
Dec 22, 2015
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Planetary ExplorerPlanetary Explorer
Team: 98.04Team: 98.04
Customer: Dr. Stephanie WrightCustomer: Dr. Stephanie Wright Advisor: Dr. John Meakin Advisor: Dr. John Meakin
Team members: Chris AndrewsTeam members: Chris Andrews
Patrick FabianPatrick Fabian
Brian GivensBrian Givens
Tim StarttTim Startt
Mission: To design, manufacture, and test a full sized planetary explorer that will be Mission: To design, manufacture, and test a full sized planetary explorer that will be driven by two students, grades 7-10, that can be used in various activities to excite driven by two students, grades 7-10, that can be used in various activities to excite the students about the space program.the students about the space program.
CustomersCustomers
Dr. WrightDr. Wright DASEFDASEF Cheryl BiebleCheryl Bieble Teacher grades K-6Teacher grades K-6 Beth Ann AlberBeth Ann Alber Vice principle/teacher grades Vice principle/teacher grades
5-85-8 Paul GrayPaul Gray Teacher grades 7-8Teacher grades 7-8 Ursula Andrews Ursula Andrews Teacher grade 10-11Teacher grade 10-11 Michael BowersMichael Bowers Student grade 11Student grade 11 Daniel BowersDaniel Bowers Student grade 8Student grade 8 Erika Andrews Erika Andrews Student grade 12Student grade 12
Prioritized WantsPrioritized Wants
Want Associated Customer
Controlled by children All
Allow participation of users All
Require teamwork Dr. Wright / Teachers
Transportable Dr. Wright
Traverse course Dr. Wright / Children
Low maintenance Dr. Wright
Fit budget Dr. Wright
Aesthetic to children Dr. Wright / Childrenwithing
System BenchmarkingSystem Benchmarking
Lunar Roving VehicleLunar Roving Vehicle LOTRANLOTRAN Four-wheeled bicyclesFour-wheeled bicycles Mars PathfinderMars Pathfinder SandrailSandrail Lunar Rover InitiativeLunar Rover Initiative Lunar Roving Design ProjectLunar Roving Design Project
Functional Functional BenchmarkingBenchmarking
Fundamentals of Vehicle DynamicsFundamentals of Vehicle Dynamics Theory of Ground VehiclesTheory of Ground Vehicles Handbook of Vehicle Design AnalysisHandbook of Vehicle Design Analysis Electric and Hybrid VehiclesElectric and Hybrid Vehicles Radio Shack, Inc.Radio Shack, Inc. McMaster-Carr, Inc.McMaster-Carr, Inc. Resources on video and digital camerasResources on video and digital cameras AnthroKidsAnthroKids
Quality MetricsQuality MetricsQuality Metrics Target Range Actual
Dimensions < 12'4"x69"x79" 91"x43"x48"
maintenance time < 1 hour per 5hours run time
weight of vehicle <=500 lbs 500 lbs
turning radius <10ft 8ft
# of seats 3 3
# of students requiredto operate
2 2
color of vehicle black/white/silver/blue
black/silver/blue
cost <$1,500 $1,450
Concept SelectionConcept Selection
Completely design vehicle:Completely design vehicle:• UniqueUnique• Meets all metrics with no modificationsMeets all metrics with no modifications• Extremely expensive and difficultExtremely expensive and difficult
Use existing vehicleUse existing vehicle• Must modify to meet metricsMust modify to meet metrics• Requires less work, less moneyRequires less work, less money
BudgetBudget
Purchased Parts Source CostUsed Golf Cart Mid-Atlantic Equipment $900.00Batter Charger Mid-Atlantic Equipment $200.00
Golf Cart Operations andRepair Manual
Mid-Atlantic Equipment $35.00
3003-H14 Sheet Aluminum0.080"x36"x120"
Reynolds Aluminum $158.00
Plywood 0.5"x24"x48" Home Depot $6.27Brake Cable Bike Line $11.00
Foam padding Jo-Ann Fabrics $7.14Black vinyl Jo-Ann Fabrics $27.96Seat Belts Pep Boys $47.97
Nuts, bolts, hinges, brackets,vinyl tube
True ValueHardware/Home Depot
$7.49
Paint and Master Primer F&H Paint $27.11Total= $1,427.94
BudgetBudget
Total shop time: 30 hrsTotal shop time: 30 hrs Total assembly time: 10 hrsTotal assembly time: 10 hrs
PrototypePrototype
PrototypePrototype
RecommendationsRecommendations
Finish control systemFinish control system Add front coverAdd front cover Add front seat beltsAdd front seat belts Measure battery run timeMeasure battery run time Add instrumentsAdd instruments Add decals, letteringAdd decals, lettering
TestingTesting
Turning Radius - 8 ftTurning Radius - 8 ft Student’s Response - PositiveStudent’s Response - Positive Speed Governor Speed Governor Battery Run Time / Charge Time Battery Run Time / Charge Time Accelerator / Brake CablesAccelerator / Brake Cables ErgonomicsErgonomics
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