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-   -   Intercooler end-tank design (https://www.rx7club.com/race-car-tech-103/intercooler-end-tank-design-274484/)

Black_91_GT 02-22-04 01:55 AM

Intercooler end-tank design
 
Hello

I am starting a turbo project .... so i am reading up on turbos and related stuff. NEver had a turbo car before.

The engine is a 1.8L BPT DOHC ( this is the Miata / 323 motor ) .... it is already built for boost ( it has piston oil injectors, forged rods and all the other good stuff. I am about to drop some money into this and i want to make the besto of it, for as cheap as possible.

I bought a intecooler core and i was wondering what is the best desing for the end tanks .....

This one Just looks wrong .... the charge has to make make a 90° turn and than another 90° turn. I think this would cause a pressure drop and the air will lose velocity for sure.
A)
http://www.proturbokits.com/intercooler.jpg

This one has the end tanks at the very top and it is a tall core ... i am guessing the bottom part of the cooler is not as active as the bottom part ( making this cooler the equivalnet of a smaller better designed one )

B)
http://www.linkline.com/personal/dba...tercooler1.jpg

This one i think is the best for keeping the pressure
C)
http://tampabay.dsm.org/projects/jpe...tall_thumb.jpg

This one has even smoother design
D)
http://www.gikturbo.se/bilder/intercooler.gif

E) And than you can also go water cooled if you want

http://www.reichardracing.com/intercooler_big2.jpg

Does water normally just sit in a liquid cooler or do they make the water flow ?

Black_91_GT 02-22-04 01:59 AM

Now second section to intercooler desing ....

The inner design of the core.

Cooling vs Flow

A) Small fins, light density
B) Big fins, light density
C) Small fins, high density
D) Big fins, high densety

http://www.are.com.au/feat/techt/ft002i.JPG

What one is good for what amount of boost ? What else does the core desing affect ? How about size ? Is there any formula or good combination of internal core fins, inlet desgin, size ... etc ?

ahperformance 02-25-04 05:50 PM

wow .... ehhh, not feedback on this at all ....

hello, anyone ?

Silkworm 02-25-04 06:53 PM

Intercooler? What's that?

;)

ahperformance 02-25-04 07:29 PM

I say fawk it !!!

I am just going to use a 35 shot on NAWZ to cool shit down instead

Thanks

DamonB 02-26-04 07:27 AM

Black_91_GT, go and read Kevin T. Wyum's posts in this thread and you'll have a much better understanding of what is actually happening. Since the air is pressurized it will not act like your intuition tells you.

RETed 02-26-04 11:22 AM

Oh, let's not get into a discussion on how well Wyum knows his IC theory... :)



-Ted


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