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Volvo Car and Flybrid vehicle testing showing flywheel KERS can deliver fuel savings up to 25%, with significant performance boost

Green Car Congress

Under braking, kinetic energy which would otherwise be lost as heat is transferred from the wheels to the KERS, and is used to spin a 6 kg carbon fiber flywheel at up to 60,000 revs per minute. The flywheel’s stored energy is sufficient to power the car for short periods. This has a major impact on fuel consumption.

Volvo 299
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MHI to supply 2 electric buses featuring MLIX Li-ion batteries for Kitakyushu City

Green Car Congress

In combination with a lighter body enabled by the partial adoption of carbon fiber construction, the new buses will be able to operate continuously over increased distances—up to 80 kilometers (50 miles) on a full charge, at a top speed of 85 km/h (53 mph). Load capacity is 72 passengers.

Li-ion 291
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Audi takes plug-in diesel hybrid e-tron Spyder concept, Q5 hybrid to Le Mans

Green Car Congress

The lithium-ion battery, located in the front section of the car, stores up to 9.1 The concept car accelerates from zero to 100 km/h (62 mph in 4.4 seconds and reaches an electronically governed top speed of 250 km/h (155 mph). In all-electric mode, it has a range of 50 km (31 miles) and a top speed of 60 km/h (37 mph).

Audi 329
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World record for the Audi R8 e-tron at the Nürburgring

Green Car Congress

The Audi R8 e-tron accelerates from zero to 0 to 100 km/h (62 mph) in 4.6 Its top speed is normally limited to 200 km/h (124 mph); 250 km/h (155 mph) was approved for the record-setting lap. The R8 e-tron’s rechargeable lithium-ion battery stores 49 kWh of energy – enough for a distance of about 215 kilometers (133.6

Audi 268
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BMW shows i Pedelec Concept e-bike

Green Car Congress

Coinciding with the opening of the first BMW i Store on London’s Park Lane, the BMW Group presented the new BMW i Pedelec (Pedal Electric Cycle) Concept—a custom-made complement to the BMW i3 Concept ( earlier post ). The compact bicycle can be folded up quickly; the trunk of the BMW i3 Concept has room for two. BMW i Pedelec.

BMW 240
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Fraunhofer researchers using student e-racer to demonstrate novel sensor and battery management systems

Green Car Congress

The racer can reach a top speed of 140 km/h (87 mph); two lithium polymer batteries with a combined capacity of 8 kWh support a range of 22 km (13.7 As individual battery cells age, they are able to store less and less energy. The energy stored in other cells remained unused. Seuffer GmbH & Co.KG

Batteries 271
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Toyota introduces second-generation Mirai fuel cell electric vehicle as design and technology flagship

Green Car Congress

In the Toyota Mirai, compressed hydrogen fuel is stored in three 10,000-psi carbon-fiber-reinforced high-pressure tanks: one mounted longitudinally in the center of the car; another mounted transversely under the rear seat, and a third below the battery. Cooling air for the battery is silently pulled in from the cabin.

Toyota 448