in-wheel motors center for automotive research business of plugging in october 11, 2011
TRANSCRIPT
In-wheel Motors
Center for Automotive ResearchBusiness of Plugging In
October 11, 2011
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Protean Electric Inc.• American Company • Patented In-wheel Motor Design for:
o EVo PHEVo Hybrid
Product Offering:• High Efficiency Direct Drive• Regenerative braking• Simpler Vehicle Integration
o Built-in inverter & control electronicso No transmissions or drive shafts
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Superior power density• High power and torque
o Peak Power: 81 kWo Continuous Power: 64 kW
o Peak Torque: 800 Nmo Continuous torque: 500 Nm
• 420mm dia. /115mm width • 31kg mass
Applications:• New and existing vehicles• Light duty vehicles up to 7500 GVW• 18” wheel or larger required• Supports gas, diesel or CNG• Applicable to FWD, RWD or AWD
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Multilink or solid axle Suspension
Stator
Wheel Bearing
Rotor
Wheel Rim
Integrated Power Electronics Inverters
• Patented “distributed architecture”
o Eight autonomous motors
o Shared common rotor
• No external power electronics required
• Direct drive - No gearbox, driveshafts or differentials
Click to show video animation of Protean Electric wheel motor
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Metric English
Peak output power @400Vdc 81 kW 110 HP
Continuous output power @ 400Vdc 64 kW 86 HP
Peak output torque* 800 Nm 590 ft-lb
Continuous output torque 500 Nm 370 ft-lb
Nominal input voltage range 200-380 Vdc 200-380 Vdc
Width 115 mm 4.5 in
Diameter 420 mm 16.5 in
Maximum Speed230Vdc Bus400Vdc Bus
800 rpm1400 rpm
800 rpm1400 rpm
Total motor mass 31 kg 68 lb
* Values stated at 70% maximum motor current. Peak torque at 100% current is approximately 1100Nm.
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Market Viability
Fuel Savings X X X X X X
Emission Reduction X X X X X X
High Torque Density X X X X X X
Design Freedom X X X X
Torque Vectoring X X X X X X
Simpler Integration X X X X X
Stealth Performance X X
Four Protean Drive™ motors
One motor at each wheel
AWD battery EV
0-60 mph in 5 seconds
Over 130 mph top speed
Volvo C30 PHEV
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GAC Triumphchi EV
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Two Protean Drive motors in the rear
RWD battery EV
Debut in Guangzhou International Motor Show
Ford F-150 EV
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Four Protean Drive motors
One motor at each wheel
AWD battery EV
Over 7,000 lbs. GVW EV
ICE Engine Removed
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EV – PHEV – “Through the road” Hybrid
• Additive torque/power performance
• Regenerative braking system helps improve fuel economy
• Enables the driver to select the various drive modes (conventional ICE, hybrid and pure EV)
Through-the-road hybrid: Maintain the ICE engine drive - Add Protean drive to rear of FWD car - Add Protean drive to rear of RWD car
Protean DriveBatt
ery
Protean Drive
Vauxhall Vivaro PHEV
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FWD diesel powertrain
Two Protean Drive motors in the rear
PHEV - 55 miles pure electric range
Driver may select the drive mode
Can achieve an effective 60% fuel economy improvement in charge depleting mode (Electricity + Diesel) as compared to charge sustaining mode (Diesel Only)
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BRABUS Hybrid based on the Mercedes-Benz E-Class
2.2L Diesel Powering the rear wheels
Two Protean Electric motors in the rear
Acceleration of 0-62 mph (0-100 km/hr) in 7.4 seconds
Acceleration of 37-75 mph (60-120 km/hr) of 5.6 seconds
Vehicle Interface
CoolingMechanical
Electronic ControlHigh Voltage
• Compatible flange interface
• Commercial off the shelf bearing
• Compatible with off the shelf rims
• Minimal heat transfer between mechanical brake and motor
• 6 L / min. flow requirement
• Use of standard radiator components
• All HV switching inside the motor minimising EMC issues
• Common interface
• To meet automotive standards
• Open architecture to ISO 26262
• High 5 ms speed refresh to allow advanced vehicle control
• Use of off the shelf ECU hardware
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2010
The Protean Drive™ Global Path to Market
2020
Integration to existing vehicles
Military
OEM Integration
Simpler to integrate: FWD, AWD, RWD Live rear axle or not
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BRABUS high-performance Full Electric based on the Mercedes-Benz E-Class
Four Protean Electric motors
Demonstrates a peak combined:
- 320 kW (430 hp)
- 3,200 Nm (2,350 ft.-lbs.) torque
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Click to play video of IAA Frankfurt Auto Show
Proteanelectric.com
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Center for Automotive ResearchThe Business of Plugging In Conference
Tuesday October 11, 2:00-3:30“PEVs: Getting Plugged In to the Newest Technology”
The intent of this session; 1. Highlight key PEV technology developments. 2. Address the challenge of creating an effective business model for PEVs. 3. Explain how your company is working to develop technologies that are not merely technological solutions,
but are also viable long term business opportunities. 4. Present various charging and electric drive technologies and the challenges facing wide-scale PEV adoption.
• Each speaker is allotted 15 minutes for their powerpoint presentation. • There will be a 25 minute Q&A session after all speakers have presented
Co-Moderators: Brett Smith, Co-Director and Assistant Research Director, Manufacturing, Engineering & Technology GroupJay Baron, President and CEO, Center for Automotive Research
Vehicle Technology Panel (2:00-3:30 p.m.):Don Karner, President, Ecotality North AmericaSherif Marakby, Director, Electrification Programs and Engineering, Ford Motor CompanyRobert Wyatt, Transit Connect Electric Program Manager, Azure DynamicsCraig Knight, President, Protean Electric
Working notes
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• Presentations are to be delivered to CAR no later than noon, Monday October 10. • Audience questions will be collected and the moderator will ask the questions (there will be no open floor
microphone). • We ask that you are in the room 15 minutes before the session is to begin.• For the following items, please contact Denise Semon ([email protected]) if you need any assistance: • If not already done, please complete speaker packet and return to Denise. • Also, please be sure to sign the audio waiver included in the speaker packet. We would like to offer the audio
webcasts of these sessions after the event. In order to do so, we need all participants to sign the waiver. • As a speaker, you receive complimentary registration for the entire event (including the Dinner Wednesday
evening at the Henry Ford). • One PR support person may register at no cost to attend your breakout sessions only. If they wish to attend the
entire conference, they may register at the discounted rate of $450. • We also are asking each panelist to be available for minimum 15 minutes following panel for follow-up media
interviews. CAR will assist in arranging media interviews if requested by either a speaker or media representative.
• Coordination of on-site press conferences can also be arrange Brett Smith Co-Director, Manufacturing, Engineering and Technology Co-Director, Conference GroupCenter for Automotive Research1000 Victors Way, Suite 200 Ann Arbor, MI, 48108 Tel. 734-929-0491 Mobile: 734-255-0884
Working notes