View Single Post
Old 06-04-2008, 10:46 PM   #199 (permalink)
EcoModding Lurker
Join Date: May 2008
Location: USA
Posts: 59
Thanks: 0
Thanked 0 Times in 0 Posts
Originally Posted by Njay View Post
The amount of fuel that goes into the cylinder is not proportional only to injector opening time. At least in some fuel injected cars (I don't have the knowledge to speak for all), the fuel pressure on the "injector rail" depends on the trottle position; there's a regulating valve which will regulate the pressure depending on the pressure at the air input (controlled by the trottle).
Your project looks very interesting.

On the systems that I know about, the fuel pressure regulator maintains a constant pressure. But I'm definitely no expert, and I'd like to understand this better. What car has a system that works the way you described?
  Reply With Quote