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Re: Fifty shades of Jade

Posted: Mon Dec 06, 21 10:32 am
by Prothed
How about a cush drive to absorb the shock? The drive you lose when it compresses is recovered as it expands.
Or maybe a longer drive chain with a tensioner in the top run?

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 11:48 am
by autofetish
These are all great ideas and options we have looked at.

I think the real answer needs to get the electrical / Mechanical well synced and go for gold :thumbright:

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 12:28 pm
by autofetish
:idea1: :idea1: :idea1: :idea1: :idea1: :idea1: :idea1: :idea1:








Spend along time looking at radiator placement :read2:







:idea1: :idea1: :idea1: :idea1: :idea1: :idea1: :idea1: :idea1:

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 12:31 pm
by autofetish
:)








Lots and lots of options all with pro and cons

Drag reduction and complexity cost being the big ones for us









:)

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 12:34 pm
by autofetish
:)








Decided that the best approach would be to have naca ducts built into the front nose cone then duct the air into 2x radiators left and right of the rider.

(https://en.wikipedia.org/wiki/NACA_duct)






:read2: :thumbright: :read2:

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 12:36 pm
by autofetish
:-k





2x RADs something like this




:-k

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 12:37 pm
by autofetish
:idea1:








What do you think is the best options






:-k :-k :-k :-k :-k :-k

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 1:08 pm
by Faux-7-0
As someone with absolutely no knowlege in these matters I'd always go for the simplest set up so flow diagram 1 would avoid the additional points of failure at the junctions.

Also, as the coolant should be entering the radiator at the same temperature irrespective, I suspect it'd be cooler after going through two rads in series rather than halving the flow and just sending it through the one in a parallel system.

Bearing in mind the thought processes undertaken on the other stages of this build :salute: , I'd be quite surprised if you haven't already devised a test rig and woked out the optimum anyway!

Re: Fifty shades of Jade

Posted: Thu Dec 09, 21 3:00 pm
by mygasser
agreed, i'd run them in series too.
neil.

Re: Fifty shades of Jade

Posted: Sun Dec 12, 21 5:37 pm
by autofetish
Interesting

I would’ve said better to split the flow so you don’t get one radiator hotter than the other.

It’s seems production bikes with 2x radiator do ether


Confused :-k

Re: Fifty shades of Jade

Posted: Sun Dec 12, 21 9:11 pm
by mopar_mark
I would do one rad for the heads , the other rad for the block, but would most likely necessitate an additional pump

If sharing the same system, I would also feed head before the block.

Re: Fifty shades of Jade

Posted: Sun Dec 12, 21 9:45 pm
by mygasser
have you thought about how the radiator outlet airflow will affect the aerodynamics overall? is there an ideal place to have air coming out to aid in airflow over the bike? didn't know if you'd factored that into your decision at all?
neil.

Re: Fifty shades of Jade

Posted: Tue Dec 14, 21 11:04 am
by Faux-7-0
autofetish wrote: Sun Dec 12, 21 5:37 pm Interesting

I would’ve said better to split the flow so you don’t get one radiator hotter than the other.

It’s seems production bikes with 2x radiator do ether


Confused :-k
I refer you to my opening statement: " I know nothing....." :)

Re: Fifty shades of Jade

Posted: Tue Jan 04, 22 9:06 pm
by autofetish
Great info guys I’m gonna come back to this.

Re: Fifty shades of Jade

Posted: Tue Jan 04, 22 9:09 pm
by autofetish
Next stop, I needed to make a fuel tank

I wanted this mass which is a depleting mass, to be located near the centre of gravity.


Unfortunately , the centre of gravity is located just underneath the exhaust manifold and above the tailpipe.


Exhaust manifold around 700°c and tailpipe around 500°c



So let's put all the high octane race fuel next to the hottest part of the bike




:reindeer: :geek: