Light Electric Vehicle (LEV)
Industrial Technology Research Institute 2008.3
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LEV Conference 2008
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Background Needs •Global trend to green vehicle and society •High value potential of electric vehicle and systems
Challenges of future urban transportation •Energy efficiency •Air pollution •CO2 emission •Congestions •Parking •Traffic management •Affordability 2
LEV Conference 2008
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Objective • Develop a system for convenient, safe, inexpensive personal mobility within cities that significantly reduces overall urban energy use and minimizes urban congestion and carbon emissions.
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LEV Features energy efficient, light weight and smart Features • • • •
Compact - quarter footprint of compact car Active safety - all around collision warning Electric propulsion - <1/3 energy consumption of compact car Telematics - value-added service Safety, Security
Compact, maneuverability
Clean Propulsion
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LEV Technologies ITRI Innovative Technologies
Li battery (MCL)
•Power unit
Auto-tilt (MSL)
•Direct hub-in BLDC motor with MOSFET driver and flux weakness for high speed •High energy density and quick chargeable Li-ion cells with swappable battery pack
•Chassis
•Diamond-shape four-wheeler with power control •Free rotation and steering rear wheel design and control •Unique Steven six-linkage mechanism enables to tilt all wheels with vehicle body •Auto-stand-lock control for low speed driving and stand stop
•Body
•Light weight materials •Vision system for active safety
Hub-in Motor (MSL) Chassis and vehicle control (MSL)
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LEV Scenario
Hub-in motor
Turn on spot
Li battery
Auto tilting
Information point
LEV Conference 2008
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LEV Services Vehicle administration
Service provider
GIS center
Real-Time Traffic Info.
Value-added Services
Banking Payment
Operation side
Data Mining
Vehicle Maintenance
Vehicle leasing Business operator
ICT platform
Internet
Telecommunication Broadcasting Operator
Cellular/WiMAX Operator
User side
Reserve and Pick up car Any Location
Door to Door mobility
Any Location
Drive
Drive
Return
Return
Power Supply
LEV Conference 2008
d3dhemmer@gmail.com
Designation Station
Service model
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LEV realization map Customerâ&#x20AC;&#x2122;s Acceptance Level City cars : Last mile urban mobility, ex: MRT, HSR
Station-car : One-way model Two-way + One-way model
Two-way model
Community/ Neighborhood cars
Commercial Fleet Special District Closed Environment
Technology and Infrastructureâ&#x20AC;&#x2122;s Level of Maturity
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Intelligent mobility Intelligent systems Sensor & Sensing
Controller & Control
Environment dection Safety monitoring Power monitoring
Control Controller H/W Controller S/W
System integration Active safety Power system Human/Machine Interface
Systems
Powertrain /Battery/Control /Safety Applications
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Summary Personal mobility is needed for the future transportation system of green and sustainable society Taiwan have been providing motorcycle, ATV and components with globally competitive quality. The support of ICT (Information Communication Technologies ) industry in Taiwan enhances the light vehicle development to go green and smart Light electric vehicle is an emerging and promising potential for Taiwanâ&#x20AC;&#x2122;s vehicle and electric/electronics industries The Intelligent Mobility Technologies of ITRI support the industry and society for a better future
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