Drive eO

Drive eO
Private limited company
Founded 2011
Headquarters Ogresgala pagasts, Ogre Municipality, Latvia
Website www.driveeo.com

Drive eO is an engineering company which operates from Latvia and specializes in development of electric and hybrid electric prototype vehicles for demanding applications. It was founded in 2011[1] to create the first ever hybrid electric rally car OSCar eO for the 2012 Dakar Rally.[2] Driven by Māris Saukāns and Andris Dambis, it successfully completed the rally.[3]

The company has also developed an all electric supercar eO PP01 for participation at the Pikes Peak International Hill Climb in 2013.[4]

OSCar eO

OSCar eO at the 2012 Dakar Rally
OSCar eO on the 2012 Dakar Rally finish podium in Lima

The car is based on the platform of all wheel drive OSCar O3 rally raid car manufactured by OSC. It features a series hybrid drivetrain. Drive eO gives the following vehicle specification:[5]

Drive motor PMSM with 2 power inverters, torque 440 Nm nominal / 800 Nm peak, power 150 kW nominal / 335 kW peak
Chassis controller eO master controller
Battery pack Winston Battery Li-ion with battery management system, nominal voltage 512 Vdc, total energy 51.2 kWh
Range extender PMSM 1 power inverter, nominal output 80 kW, driven by Nissan VQ35DE IC engine, 240 litre safety fuel tank
Charger 10 kW off-board battery balancer / charger
Autonomy Up to 1000 km (terrain dependent)
Gearbox 6-speed sequential dog-engagement gearbox
Gross weight 2800 kg

OSCar eO has participated at three international rally raids:

Year Rally Route Crew Category result Overall finish position Cars at finish Cars at start
2012 Dakar Rally Mar del Plata - Copiapo - Lima Māris Saukāns / Andris Dambis Runner-up in NRJ Challenge 77 78 161
2012 Silk Way Rally Moscow - Gelendzhik Andris Dambis / Māris Saukāns Winner of Green Challenge 21 60 81
2013 Africa Eco Race Saint Cyprien - Dakar Māris Saukāns / Uldis Dzenis Winner of Experimental Category 8 33 39

eO PP01

eO PP01 at the 2013 Pikes Peak International Hill Climb

The car features an all wheel drive electric drivetrain with one inboard mounted direct drive motor per wheel. It is based on a tubular spaceframe chassis with bodywork derived from Aquila CR1 racing car. Drive eO gives the following vehicle specification:[6]

Drive motor Four liquid cooled YASA-750 electric motors, total peak power 400 kW / peak torque 3000 Nm
Motor controller Four liquid cooled SEVCON electric motor controllers
Chassis controller eO master controller
Battery pack eO 50 kWh custom battery pack with integrated BMS
Charger eO 80 kW off-board DC charger
Total mass 1050 kg

The car was driven at the 2013 Pikes Peak International Hill Climb by Latvian and Baltic touring car champion Jānis Horeliks.[7] The adverse weather conditions had made the track surface slippery and he went off road after losing grip in a left hand corner at the Halfway Picnic Grounds.[8] A documentary called "Uzvaras cena" has been produced about the project and was first aired in September 2013 on LTV7 during motoring programme "Tavs auto".[9]

eO PP02

Drive eO. Based on a Tesla Roadster chasis #DriveeO 2014 model "eO PP02"

Based on a Tesla Roadster chasis Drive eO is returning to the Pikes Peak International Hillclimb in 2014. This will be the first competition for the Tesla marque in a major world motorsport competition. While the eO car of 2014 resembles a Tesla Roadster from the outside, its insides have been completely replaced. Drive eO [10] rear wheel drive and the prototype itself is built to validate the new components ahead of scaling them up for successive electric supercar projects, according to the eO announcements. Janis Horeliks, who piloted Drive eO's 2013 Pikes Peak entry, will also be returning to race the roadster up the 156 turn mountain course on race day,.[11][12]

Drive motor Liquid cooled YASA electric motor, total peak power 360  kW / peak torque 800 Nm
Chassis controller eO master controller
Battery pack eO 40 kWh custom battery pack with integrated BMS
Total mass 1060 kg

References

External links

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