Originally Posted by LantanaTX
Thanks for the good info. It is still a litle confusing but I am getting up to speed. Can you explain the red plot points? I thought you just find where your presure ratio and corrected air flow intersect.
Hey Lantana,
This is a lengthly read but it explains what formulas are needed in order to size a turbo. It also explains that there is information that you'd have to provide for example volumetric efficiency.
Maximum Boost - Turbocharger Systems - Bentley Publishers - Repair Manuals and Automotive Books