Wednesday 29 February 2012

BMW New Tri Turbo Diessel Engine Technology

Why is it that whenever someone talks about performance the first thing that comes to our minds is BMW? I guess they are just that good, and they are getting better as their technology rapidly expands. The leading performance car manufacturer is adding another piece to their already monumental collection of engines.BMW recently announced their new Tri-Turbo diesel technology will be fitted into all BMW “M models” which will be exhibited at the Geneva Auto Show. The Tri-Turbo diesel engine is a vast leap for diesel technology. When people hear the word diesel they always think of huge trucks, buses, and tractors but that is not the case anymore. BMW envisioned an engine that would emit a great load of power but still have good fuel economy. The Tri-Turbo engine is a 3.0-liter inline six engine with not one, not two, but three turbochargers which help discharge 381 horsepower and 740 Nm (546 ft-lb) of torque. This new engine sets a new record with 93.6 kW/127.3 hp per liter of displacement. This record did not come easy, BMW had to add a third turbocharger and engineer a new aluminum crankcase. In order to provide optimum response and efficiency, the turbochargers were scaled; there are two high pressure units with variable vane geometry and one larger one which operate with less pressure. The engine will supply power to these vehicles: an M550d xDrive Sedan, M550d xDrive Touring, X5 M50d and X6 M550d. One major point of concern when engineering this engine was, Would it be fuel efficient and eco-friendly. The answer is yes, it is very clean and efficient. Besides meeting strict EU5/EU6 CO2 regulations, it delivers projected combined economy figures ranging between the U.S. equivalent of 30.5 mpg for the X6 M550d to 37.3 mpg for the M550d xDrive Sedan. This new diesel technology shows just how advanced and how close we are to finding more efficient, more powerful, and more abundant sources to power our vehicles. Here is a video showing just how this new Tri-Turbo diesel engine functions.

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