What is common rail?

Common Rail

Common rail direct fuel injection is a modern variant of direct fuel injection system for petrol and diesel engines.

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Some articles on common rail:

Ford Mondeo - Third Generation (2000–2007) - Engines
... and replaced by a more sophisticated 2.0 L 16v Duratorq common rail (TDCi) unit with a variable geometry turbine ... The petrol engines were revised at this stage also — the new SCI (common rail) version of the 1.8 L Duratec engine was introduced, which generates 4 kW (5 PS) more than the standard unit ... In 2005, there were two new Duratorq common rail (TDCi) options, a 2.2L with 114 kW (155 PS) and a detuned version of the 2.0L with 65 kW (89 PS) ...
TDCi - Principles
... electronic control over the fuel injection time and quantity, and the higher pressure that the common rail technology makes available provides better fuel atomisation ... Some advanced common rail fuel systems perform as many as five injections per stroke ... Common rail engines require very short (< 10 second) or no heating-up time at all, dependent on ambient temperature, and produce lower engine noise and emissions than older systems ...
Common Rail - Principles
... control over the fuel injection time and quantity, and the higher pressure that the common rail technology makes available provides better fuel atomisation ... Some advanced common rail fuel systems perform as many as five injections per stroke ... Common rail engines require very short (< 10 second) or no heating-up time at all, dependent on ambient temperature, and produce lower engine noise and emissions than older systems ...
Turbocharged Direct Injection - History
... was a reaction to the development of high-pressure common rail fuel injection systems by competitors - an attempt by Volkswagen Group to create an in-house technology of comparable performance that would ... than older engines, they are slightly less refined when compared to the very latest common rail and, with the original solenoid-operated unit injectors ... From the 2009 model year onwards, TDI engines using the common rail (CR) technique, again with piezoelectric injectors, are now used in various Volkswagen Group models ...

Famous quotes containing the words rail and/or common:

    In my conscience I believe the baggage loves me, for she never speaks well of me herself, nor suffers any body else to rail at me.
    William Congreve (1670–1729)

    In all conversation between two persons, tacit reference is made, as to a third party, to a common nature. That third party or common nature is not social; it is impersonal; is God.
    Ralph Waldo Emerson (1803–1882)