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Infiniti’s VC-Turbo S.U.V.: A ‘Leap Ahead’ in Efficiency

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Ramine

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Oct 13, 2016, 1:01:51 PM10/13/16
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Hello........


Infiniti’s VC-Turbo S.U.V.: A ‘Leap Ahead’ in Efficiency

The technology, displayed by Nissan’s Infinity luxury brand and called
VC-Turbo, would make it possible for the first time in a
production-ready vehicle to vary the compression ratio in the engine’s
combustion chambers while the car is being driven.

It matters because the compression ratio — the relationship between the
smallest and largest volume in an engine cylinder during the piston
stroke — is among the factors that determine the fuel efficiency and the
power of an internal-combustion motor.

A lower compression ratio is desirable when the goal is to use less fuel
and to produce fewer greenhouse gas emissions. A higher ratio is what
you want when the purpose is to drive fast, temporarily ignoring fuel
economy and environmental concerns.

Engine experts consider Infiniti’s breakthrough a potential big deal.


Read more here:

http://www.nytimes.com/2016/10/14/automobiles/infinitis-vc-turbo-suv-a-leap-ahead-in-efficiency.html?ref=technology&_r=0


Thank you,
Amine Moulay Ramdane.
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