XR3 Hybrid

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XR3 HYBRID XR3 SUPER-MILEAGE THREE- XR3 SUPER-MILEAGE THREE- WHEEL HYBRID WHEEL HYBRID Plug-In Plug-In Hybrid Hybrid 40 mi 40 mi Battery Battery Range Range 125 MPG on 125 MPG on Diesel Diesel Power Power 75 – 80 MPH 75 – 80 MPH Two Two Passenger Passenger

description

PowerPoint presentation on the 125 - 200+mpg XR3 Hybrid three-wheel vehicle. Presentation delivered on September 18, 2008 at meeting of Arizona-Nevada Section of SAE. More info at: http://www.rqriley.com/xr3.htm

Transcript of XR3 Hybrid

Page 1: XR3 Hybrid

XR3 HYBRID

XR3 SUPER-MILEAGE XR3 SUPER-MILEAGE THREE-WHEEL HYBRIDTHREE-WHEEL HYBRID

• Plug-In HybridPlug-In Hybrid

• 40 mi Battery40 mi Battery Range Range

• 125 MPG on125 MPG on Diesel Power Diesel Power

• 75 – 80 MPH75 – 80 MPH

• Two PassengerTwo Passenger

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XR3 HYBRID

PREDESSORSPREDESSORS

UrbaCar 1974

Urba Electric 1977 Trimuter 1980

Tri-Magnum 1983

A Few

650 lb Curb Weight60 mpg 60 mph

Constant-Speed Motor Speed Controlled by CVT

850 lb Curb Weight55 mpg 65 mph

Motorcycle Power Train 1250 lb Curb Weight45-50 mpg100+ mph

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XR3 HYBRID

EARLY CONCEPT EARLY CONCEPT RENDERINGSRENDERINGS

• High-Performance Orientation

• Tilting Suspension

• Single-Occupant

• Motorcycle Power Train

• Fair-Weather Sports Car

A blend of motorcycle and automotive styling cues create a conceptually different product

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XR3 HYBRID

XR3 HYBRIDXR3 HYBRID

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XR3 HYBRID

CHASSIS LAYOUTCHASSIS LAYOUT

Electric Drive & Suspension Tunnel Frame

ICE Drive & Suspension

Clutch

Motor

Two-Stage Timing Belt Drive

Kubota 23 hp Diesel Engine

Four Li-Ion Batteries in Front & Two in Tunnel

Air Spring at Each Wheel

Urethane Mount 4 PlacesFront & Rear of Tunnel

• Parallel Hybrid Architecture

• Electric & ICE Power Systems Decoupled Within the Vehicle

Designed to Maximize Power Train OptionsDesigned to Maximize Power Train Options

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XR3 HYBRIDICE DRIVE & FRONT ICE DRIVE & FRONT SUSPENSIONSUSPENSION

EASM File

Mounting Hard-Points

(4 places)

Kubota D902 Diesel Engine

Stabilizer Bar alsoServes as Locator LinkFor Lower Control Arms

Air SpringInflation Pressure ControlsRide Height & Accounts forVehicles Having Weight

Suspension Air Reservoir

Shifter(Mounts to Tunnel Inside Cabin)

Throttle/Mode Integrator

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XR3 HYBRID

FRONT CLIP REMOVEDFRONT CLIP REMOVED

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XR3 HYBRID

TUNNEL FRAMETUNNEL FRAME

3 Gallon Fuel Tank

Li-Ion Battery (2)

Bolt to Front Sub-Frame Using Urethane Vibration Isolator (4 places)

Sheet Metal Skin

Route Fuel Filler Through Here

Rectangular Steel Frame

EASM File

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XR3 HYBRIDELECTRIC DRIVE & ELECTRIC DRIVE & SUSPENSIONSUSPENSION

Trailing Arm Pivots on Jackshaft Axis

Air Spring Varying Air Pressure Accounts for Weight of Different Power System Configurations

Trailing ArmInternally Trussed

Urethane Vibration Isolator 4 Places

Motor Frame isa Structural Element of Rear Housing

EASM File

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XR3 HYBRIDELECTRIC DRIVEELECTRIC DRIVE

Tight packaging allows the motor to serve as a structural element.

INTEGRATOR/MODE CONTROL

EASM File

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XR3 HYBRIDFOAM CORE COMPOSITE BODYFOAM CORE COMPOSITE BODY

STEP 1: Build Foam Body

STEP 2: Fiberglass Over to Create a Foam Core Composite

STEP 3: Smooth & Level With Body Filler

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XR3 HYBRIDXR3 HYBRIDXR3 HYBRID125 – 225 MPG 125 – 225 MPG

40 MI BATTERY-ONLY RANGE40 MI BATTERY-ONLY RANGE