Ashkenazi Big Three competition 12-cylinder engine

Ashkenazi Big Three Mercedes-Benz, BMW and Volkswagen, Peugeot 308 turbocharger still continue to add new models fitted 12-cylinder engine in its high-end models. Mercedes-Benz China PR Product Manager Cai Mingde told financial weekly newspaper reporter: "Despite the technical content of the 12-cylinder engine is very high, including the 12-cylinder cars, including Mercedes-Benz luxury cars, tons of power and the rise in power can reflect the unit fuel consumption efficiency are very high, which is after all a large displacement models, with the country's current energy saving policies advocated by the contrary. So the 12-cylinder engine and engine technologies will not become the future trend of development. "

Volkswagen: Space-saving compact

Whether public or Audi, currently has assembled a compact 12-cylinder engine volume of production models appear. Previously the only Audi A8 alone in D-class car market, then there are the Volkswagen Phaeton, Audi Q7 and Touareg W12 just listed were also raised by 12-cylinder that weapon, landing high-end SUV market.

It is called "compact" structure, Laser rods because of the public's use of this technique is actually a combination of two VR6 engine, and is therefore known as Audi or Volkswagen "W-type" engine.

"This is similar to the square of the engine structure and layout, the biggest advantage is compact structure, similar to the volume of an 8-cylinder engine, and light weight, W12 engine for all 12-cylinder engine to be lighter than today's world, only 220 kg." Tianrun Audi sales director Dong Jingming told financial weekly newspaper reporter.

How to save space in the cabin power, it has been a headache for all designers topic. With W-shaped cylinder design saves space out, making Audi and Volkswagen's luxury car are able to use enough space assembly quattro all-wheel-drive, but do not like BMW and Mercedes must use the same rear-wheel drive.

And conventional V-type engines, the cylinder 12 has a piston through a connecting rod by a crank drive, since only 513 mm length of the engine unit does not require any additional means, the power transmission can be achieved.

"Despite strong W12 power, but by contrast, still V8 engine's fuel economy is better. So is the better vehicle sales V8 on the market." saab 9-3 turbocharger he said.