Volvo's Flywheel Technology Promises 20 Percent Less ... - Green Cars

Volvo Car Corporation determination be one of the world's primary car makers to examination the possible of flywheel skill on community roads.

The Swedish car maker supposed so as to its flywheel skill is light, contemptible and extremely eco-efficient answer so as to construct a four-cylinder engine sense similar to a six at the similar occasion as petroleum use drops by means of up to 20 percent.

Volvo car maker has conventional a funding of 6.57 compensation kronor (‚¬737.000) as of the Swedish Energy Agency for rising next-generation skill for kinetic revival of braking power in a joint project jointly by means of Volvo Powertrain and SKF.

The new system, recognized as Flywheel KERS (Kinetic Energy Recovery System), is fitted to the back axle. During retardation, the braking power causes the flywheel to spin at up to 60,000 revs per minute. When the car starts moving off again, the flywheel's rotation is transferred to the back wheels via a specially intended transmission.

The combustion engine so as to drives the front wheels is in the clouds off as almost immediately as the braking begins. The power in the flywheel can be second-hand to accelerate the vehicle at what time it is occasion to go,shift off on one occasion again, or to authority the vehicle on one occasion it reaches cruising speed.

Since the flywheel is occasion by braking and the duration of the power storage space - so as to is to say the distance end to end of occasion the flywheel spins - is limited, the skill is at its the majority effectual throughout heavy featuring frequent stops and starts. In additional words, the petroleum savings determination be most at what time heavy in filled of activity urban transfer as healthy as throughout lively driving.

If the power in the flywheel is joint by means of the combustion engine's filled capacity, it determination provide the car an additional boost of 80 horsepower, and thanks to the swift torque build-up petroleum translates eager on fast acceleration, cutting 0 to 100 km/h figures significantly.

Flywheel propulsion help was tested in a Volvo 240 by now rear in the 1980s, and flywheels complete of steel contain person's name evaluated by a variety of procedure in new times. However, as,because a component complete of steel is big and serious and has rather incomplete rotational capacity, petroleum is not a feasible alternative.

The flywheel so as to Volvo determination use in its examination car is complete of carbon fiber. It efficiently concerning six kilograms and has a diameter of 20 centimeters. The carbon thread wheel spins in a vacuum to minimize frictional losses.