Audi A6 Hybrid

by seputd on August 16, 2011

audi-a6-hybrid_1

Audi A6 Hybrid

 

Arrive in dealerships this spring. Classic shapes, aluminum and components under the hood of a hybrid powertrain

Here’s the new Audi A6, which will arrive in dealerships during the spring. It’s changed a lot both from the aesthetic that under the mechanical. That’s all the news.

Sporty. The shapes are classic saloon, but by the performance of the massive roof and you can see the setting that the sporty design team led by Wolfgang Egger, Head of Audi style, giving the car he wanted. Compared to the previous model, the new Audi A6 is not grown in size if not a few millimeters (length 4.92 m wide, 1.87 m wide and 1.46), yet has the presence of an A8.

Aluminium in abundance. Among the strengths of the new Audi A6 is a body composed of 20% of aluminum components, including doors, bonnet and the boot (which has a capacity of 530 liters) with a tailgate. This feature saves a lot of weight and at the same time to increase the torsional rigidity, thanks to their ultra-strength steels. The platform on which it is born has changed is the one that debuted A7 and that provides a sophisticated suspension layout, or multi-link front and rear quadrilateral.

The engine range. How is the entry level four-cylinder turbo diesel 2-liter, 177 hp capable of providing 380 Nm of torque at 1,750 rpm with fuel consumption of 4.9 l/100 km declared and emissions of 129 g / km CO2. Then there is the 3.0-liter TDI V6 to date declined to be two versions, 204 or 245 hp. The alternatives to the gasoline V6 2.8-liter naturally aspirated 204 bhp and the more powerful 3.0-liter turbocharged direct-injection 300 horsepower can propel the car up to 250 km / h. The real news is the hybrid version, which adopts a 2.0-liter turbo diesel with 211 hp in combination with an electric motor of 45 hp and an eight-speed automatic transmission.

View from inside. Completely redesigned the interior of the new Audi A6 offer many of the solutions available on high-end cars such as the A7 and A8 flagship. There is the new MMI system, which controls the media and the main board functions through a touch screen, and there’s the head-up display that projects information onto the windscreen, high-fidelity stereo system developed by Bang & Olufsen (on request) and the ability to connect to the internet via UMTS connection. The starting price of the new A6 should be around 40,000 euros.

There are still many months on arrival in the market, but the Audi A6 hybrid, a little ‘surprise, the machine has already made his first public road. It was in fact present in the guise guest star at the Audi A6 Avant and the test on this occasion it was also granted for a test, short but enough to test good for the various modes of operation.

The Audi A6 is equipped with basically the same hybrid coupled combustion engine – electric motor already seen the Q5 Hybrid, though here the transmission unit is simplified: there is therefore the four-wheel drive and power that you fetch only on front wheels . Under the hood, the protagonist of the scene is the two-liter TFSI gasoline direct injection and turbo capable of 211 of his hp and a torque of 350 Nm compared to the one mounted on the non-hybrid Audi, and has lost the alternator small changes of detail.

A luxury to be his shoulder, then there is an electric motor, rather than credited to a peak of 54 hp and 210 Nm, with a total power system of 245 hp, with torque of 480 Nm Overall This engine is powered by a lithium ion battery 1.3-kW compact, composed of 72 cells, with a volume of only 26 liters and a weight of 36.7 kg. The electric motor is placed between the heat-exchange. This is an 8-speed Tiptronic, no torque converter clutch and run through a bath of oil, along with all the mechanical, electronic control unit with a hybrid managers. And ‘her, as a conductor, who lord it over the two units, deciding whether to make them work individually or in unison.

The pilot can choose to travel in electric mode by pressing the button on the dashboard and EV in this way, if the battery is fully charged, can reach 100 km / h travel up to 3 km to 60 km / h. There is short to cross the tip of a tread center. In contrast, with the change in D is the unit to operate the relay between the motors to minimize power consumption. In S, however, or when you use the sequential, the chip puts the whip across the bay horse and especially to performance, which are similar to those at the end of a six-cylinder in most airspace: the Audi A6 Hybrid accelerates from 0 to 100 in 7.3 seconds touches 238 km / h. Consumption is almost compact, however, declared with an average of 6.4 liters per 100 km low, amounting to 15.6 km / liter abundant.

Do not forget that in issuing the electric motor acts as a generator and is responsible for charging on-board systems. The brakes are also lighter at rest on the brakes when slowing down it’s all for the benefit of the battery. Another trump card is the Audi A6 Hybrid Start & Stop system, which puts at rest stops in both engines, the increasing autonomy and reducing consumption.

To understand that what you did before is not any un’A6 there are not many clues. Externally, to distinguish the Audi A6 Hybrid are just the 17 “wheels with spokes arranged like the blades of a fan, small hybrid and written exclusively arctic silver hue, but it’s still a gray metal not so original. The differences are more noticeable when the driver’s seat, where you are in front of an instrument without a tachometer. In its place is the so-called PowerMeter, analog indicator that gives a measure of power flow and energy absorbed by the motor or instead intended to recharge the batteries. Information in this sense may also have the display in the middle of the dashboard or on the screen at the center of the dashboard, for example as an alternative to the navigation screens.

As a practice, even on audio A6 is the hybrid electric motor to take care of starting from zero, because winning is a inertia at the start of the most difficult tasks for an internal combustion engine. In D, the latter passes the command of the operations of the first 30 km / h, accelerating normally, but if you use the foot plush handover is a little ‘later. Conversely, bad kicking his right foot, pushing the two engines in a combined, provide raises very vivid.

The EV mode works just fine, in turn, ensuring a fair, however lively, though, knowing little charge available, you have used violence to try to expedite a decision. The instinct is to drive with utmost to make the most gentle way possible with the pistons on standby. Once you run out of office, the Audi A6 hybrid back to operate the internal combustion engine, but you have to say that recovering energy during braking is valid and the battery goes back into shape after all reasonable times. As for consumption, the test drive the Audi A6 Hybrid has not strayed far from the declared value, but we must start by saying that the test was conducted over a short path and tailored, with a good stretch in which the function EV use. A final decision can be given after a more thorough test.

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{ 2 comments… read them below or add one }

Hines January 8, 2012 at 1:28 pm

I much prefer informative arictles like this to that high brow literature.

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Tess January 11, 2012 at 1:41 am

Gee wililrkes, that’s such a great post!

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