The SAE Clean Snowmobile The SAE Clean Snowmobile Challenge 2000 Challenge 2000 Summary and Results Summary and Results Lori M. Fussell Lori M. Fussell September 11, 2000 September 11, 2000 SAE International SAE International Off-Highway and Powerplant Off-Highway and Powerplant Congress and Exposition Congress and Exposition
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The SAE Clean Snowmobile Challenge 2000 Summary and Results Lori M. Fussell September 11, 2000 SAE International Off-Highway and Powerplant Congress and.
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The SAE Clean The SAE Clean Snowmobile Challenge Snowmobile Challenge
20002000 Summary and ResultsSummary and Results
Lori M. FussellLori M. Fussell
September 11, 2000September 11, 2000
SAE InternationalSAE InternationalOff-Highway and PowerplantOff-Highway and Powerplant
Congress and ExpositionCongress and Exposition
Overview of PresentationOverview of Presentation
Video IntroductionVideo Introduction Competition OverviewCompetition Overview Description of EntriesDescription of Entries Event Descriptions and ResultsEvent Descriptions and Results ConclusionConclusion Video ConclusionVideo Conclusion AcknowledgmentsAcknowledgments
Video IntroductionVideo Introduction
Please direct your attentionPlease direct your attention
to the television screen.to the television screen.
To challenge engineering students To challenge engineering students to design a snowmobile with to design a snowmobile with improved emission and noise improved emission and noise characteristics that does not characteristics that does not sacrifice performance and sacrifice performance and remains cost effective.remains cost effective.
Maintain stock tunnelMaintain stock tunnel 4-strokes and 2-strokes permitted4-strokes and 2-strokes permitted
(800cc and 500cc limit, respectively)(800cc and 500cc limit, respectively) Gasoline, 10% ethanol, and/or electricityGasoline, 10% ethanol, and/or electricity Track driven and ski-steeredTrack driven and ski-steered Variable ratio belt transmission Variable ratio belt transmission No turbochargers, traction control devicesNo turbochargers, traction control devices
Colorado State University (CSU)Colorado State University (CSU) Ecole de Technologie Superieure (ETS)Ecole de Technologie Superieure (ETS) Colorado School of Mines (CSM)Colorado School of Mines (CSM) Michigan Technological University (MTU)Michigan Technological University (MTU) University of Waterloo (UW)University of Waterloo (UW) Minnesota State University, Mankato Minnesota State University, Mankato
(MSU)(MSU) University at Buffalo, SUNY (UB)University at Buffalo, SUNY (UB)
Engine Cycle One 4-stroke, Six 2-strokesFuel Delivery Three EFI, Four carburetorCooling Six liquid, One airFuel Six 10% ethanol, One gasolineEmission Control One lean, One lean+catalyst
Two catalystTwo catalyst and air inj.One catalyst and ESP
Noise Control All added foam, some modifiedexhaust and muffler/silencers
Events Description and Events Description and ResultsResults
Emission TestsEmission Tests Fuel Economy/Range TestFuel Economy/Range Test Acceleration/Noise TestAcceleration/Noise Test Handling, Cold Start, & Hill Climb Handling, Cold Start, & Hill Climb
In-field measurements via IR In-field measurements via IR remote monitoring systemremote monitoring system
Two modes of test:Two modes of test:1. Gentle acceleration1. Gentle acceleration2. Steady-state of 20mph up a 4% grade2. Steady-state of 20mph up a 4% grade
Events - Emission TestsEvents - Emission Tests
Schematic of IR remote monitoring systemSchematic of IR remote monitoring system
Measured fuel economy during 45mph Measured fuel economy during 45mph steady-state operation on groomed steady-state operation on groomed trail in Yellowstone National Parktrail in Yellowstone National Park
Summary of WinnersSummary of Winners University at Buffalo, State University University at Buffalo, State University
of New York won:of New York won:1st Place1st PlaceBest EmissionsBest EmissionsBest Fuel EconomyBest Fuel EconomyBest DesignBest DesignQuietest SnowmobileQuietest Snowmobile
University of Waterloo won:University of Waterloo won:2nd Place & Best Performance2nd Place & Best Performance
Colorado State University won 3rd Colorado State University won 3rd PlacePlace
ConclusionsConclusions Snowmobile noise and emission challenges can be met Snowmobile noise and emission challenges can be met
through technological advancesthrough technological advances UB Four-stroke with catalyst:UB Four-stroke with catalyst:
Reduced UHC >99.5%, CO 46%Reduced UHC >99.5%, CO 46%Improved Fuel Economy to 27.6 mpgImproved Fuel Economy to 27.6 mpgReduced Sound to 66 dBA @ 50ftReduced Sound to 66 dBA @ 50ftDecreased PerformanceDecreased Performance
UW Lean-burn Two-stroke with catalyst:UW Lean-burn Two-stroke with catalyst:Reduced UHC 95%, CO 47%Reduced UHC 95%, CO 47%Improved Fuel Economy to 17.2 mpgImproved Fuel Economy to 17.2 mpgSound did not meet competition standardsSound did not meet competition standardsImproved PerformanceImproved Performance
Video ConclusionVideo Conclusion
Please direct your attentionPlease direct your attention
to the television screen.to the television screen.
AcknowledgmentsAcknowledgments
Sponsored Sponsored By:By:
The Society of The Society of Automotive EngineersAutomotive Engineers
The Montana Department of The Montana Department of Environmental QualityEnvironmental Quality
Teton County, WyomingTeton County, Wyoming
The United States Environmental The United States Environmental Protection AgencyProtection Agency
SAECSC2000 Gold SAECSC2000 Gold SponsorsSponsors
($5,000+)($5,000+) Conoco, Inc.Conoco, Inc. Jackson Hole Resort LodgingJackson Hole Resort Lodging Tenneco AutomotiveTenneco Automotive Town of JacksonTown of Jackson U.S. Department of EnergyU.S. Department of Energy Wyoming Business CouncilWyoming Business Council
Jackson Hole Mountain ResortJackson Hole Mountain Resort
SAECSC2000 SAECSC2000 Supporters Supporters ($500+)($500+) Oregon State Snowmobile AssociationOregon State Snowmobile Association
Canadian Renewable Fuels AssociationCanadian Renewable Fuels Association Exhaust Gas Technologies, Inc.Exhaust Gas Technologies, Inc. The P.G. Formula CompanyThe P.G. Formula Company Wyoming State Snowmobile AssociationWyoming State Snowmobile Association Hughes Production CompanyHughes Production Company
Sweetwater County SnowpokesSweetwater County Snowpokes
CSC2000 SuppliersCSC2000 Suppliers Conoco, Inc.Conoco, Inc. John Deere Consumer ProductsJohn Deere Consumer Products Tenneco AutomotiveTenneco Automotive MDEChem, Inc.MDEChem, Inc. Dana-Long ManufacturingDana-Long Manufacturing Polaris Industries, Inc.Polaris Industries, Inc. Exhaust Gas TechnologiesExhaust Gas Technologies
In-Kind Support In-Kind Support Provided By:Provided By: AlbertsonsAlbertsons
Alltrans Inc.Alltrans Inc. Amfac Parks and ResortsAmfac Parks and Resorts Bank of Jackson HoleBank of Jackson Hole Bridger Teton National ForestBridger Teton National Forest Buffalo Valley ResortBuffalo Valley Resort Corral West RanchwearCorral West Ranchwear Cowboy Village Resort at Cowboy Village Resort at
TogwoteeTogwotee Domino’s PizzaDomino’s Pizza Ethanol Producers and Ethanol Producers and
In-Kind Support In-Kind Support (Continued)(Continued) Grand Teton Music Festival Grand Teton Music Festival
Grand Teton National ParkGrand Teton National Park High Country LinenHigh Country Linen Jackson Hole Chamber of CommerceJackson Hole Chamber of Commerce Jackson Hole Conservation AllianceJackson Hole Conservation Alliance Jackson Hole GuideJackson Hole Guide Jackson Hole NewsJackson Hole News Jackson Hole Snow DevilsJackson Hole Snow Devils KMTN/KSGTKMTN/KSGT KZ95KZ95 MiniMartMiniMart Napa Auto PartsNapa Auto Parts
In-Kind Support In-Kind Support (Continued)(Continued) National Parks and Conservation AssociationNational Parks and Conservation Association
Old Faithful Snowmobile ToursOld Faithful Snowmobile Tours Redline SnowmobilesRedline Snowmobiles Renaissance Resort and Spa at Jackson HoleRenaissance Resort and Spa at Jackson Hole Rocky Mountain Guides AssociationRocky Mountain Guides Association Shervin’s Independent Oil & Automotive CenterShervin’s Independent Oil & Automotive Center Sledcity.comSledcity.com Snake River AssociatesSnake River Associates Snow King ResortSnow King Resort Southwest Research Institute Southwest Research Institute START BusSTART Bus Teton County Sheriff’s OfficeTeton County Sheriff’s Office
In-Kind Support In-Kind Support (Continued)(Continued)
Teton Rental Center and Ski-DooTeton Rental Center and Ski-Doo Toolson TelephoneToolson Telephone Town of Jackson Maintenance Town of Jackson Maintenance
DepartmentDepartment Wyoming Department of Environmental Wyoming Department of Environmental
QualityQuality Wyoming Department of State Parks & Wyoming Department of State Parks &
Cultural ResourcesCultural Resources Yellowstone National ParkYellowstone National Park