engine/turbo theory question

[Marc Swanson]

> 	i was discussing turbocharges with a friend - well,
> 	explaning them, actually.  he raised a question that
> 	i never thought of:
>
> 	is there any overall power loss that comes from the
> 	pressure (backpressure?) required to turn the turbo?

Yup.  Essentially, if you were to remove the boost effect of the turbo (say
by leaving the wastegate always open), the NA equivalent engine will produce
more power than the non-functioning turbo engine.  This is one of the topics
covered in Corky Bell's book:  Maximum Boost.


Later


-Marc-


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