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Tegheim - Home made 4 Rotor Wolvo project

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Old 12-01-12, 10:06 AM
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A little how it could look...
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Old 12-02-12, 06:53 PM
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Looking good mate, can't wait to see this thing done!

Tone
Old 12-06-12, 06:40 AM
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Hey mate you must be heaps busy, and so am i.. but i went to your mooseville-performance website and it says it's going to be updated with information soon. Are you still planning on putting some details of the build up on there?
All the best crazy cat! you've definitely got your **** sorted
Old 12-06-12, 11:18 AM
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Well, my website is very very low prio on... I'm really not that good at it as well, so the true story is that I don't know how to build it proper... I like the CNC, it's easy...
Old 12-12-12, 09:50 AM
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Sand casting.
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Cast-steel sleeve in aluminum (google translate?)
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One without steel-sleeve.
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Old 12-12-12, 10:11 AM
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Thats sick
Old 12-12-12, 12:09 PM
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New background to my laptop is always fun.

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Old 12-12-12, 12:39 PM
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Originally Posted by tegheim
Sand casting.

Cast-steel sleeve in aluminum

One without steel-sleeve.
Wow.

So is the plan now to machine the interior surface of the sleeve to the proper epitrochoidal shape for your rotors?

Are the sleeves friction-fit into the housings?
Old 12-12-12, 12:49 PM
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awsome build i want to se this car done
Old 12-12-12, 05:46 PM
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Wow casting your own housings! I'm planing on doing something like that on a smaller scale for fun, already have most of my CAD drawing done.
Old 12-13-12, 10:06 AM
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how did you locate the sleeve? that seems like that would need quite a bit of precision...
Old 12-13-12, 10:43 AM
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Originally Posted by eage8
how did you locate the sleeve? that seems like that would need quite a bit of precision...
Inside is only rough milled, the sleeve will only be about 2mm thick when finished and there is quite alot of aluminum added to the outer contour also so the position of te sleeve is not super important at this stage
Old 12-15-12, 04:08 AM
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OR

Originally Posted by tegheim
Well, my website is very very low prio on... I'm really not that good at it as well, so the true story is that I don't know how to build it proper... I like the CNC, it's easy...
Yeah i'm not very good with computers at all, and in this day and age that sucks because computers are everywhere!!
Your CAD drawings look amazing though.

Out of curiosity, do you know if there is any programs that allow you to calculate balance of the e-shaft CAD model so you know the exact counterweight specifications before you have them machined?
Cheers!
Old 12-15-12, 11:51 AM
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looking good Tony
Old 12-15-12, 12:10 PM
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There is a built in simulation-mode in SoildWorks that will help me alot with the balance, but of course it will be balanced in real life also.

Thank you Colum
Old 12-16-12, 03:38 PM
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Nice casting.

Nice render, flying seats and stuff me want one :p
Old 12-19-12, 11:19 AM
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Nothing new really, just some pictures taken by me now when the parts have arrived to me.
Looking good!

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Old 12-19-12, 12:08 PM
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looks like so much machine work!
Old 12-19-12, 11:50 PM
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Originally Posted by tegheim
Nothing new really, just some pictures taken by me now when the parts have arrived to me.
Looking good!
Sorry if I'm missing something obvious, but--

Why cast one with the sleeve and one without?

Will you be installing a sleeve in the one without? Would you machine it first, then install it?
Old 12-19-12, 11:58 PM
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It's just for testing. I will try if it works without steel. That would be much easier. Some racing-housings are all aluminium. So I'm just playing to see which one I can use
Old 12-21-12, 01:36 PM
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Will you use nicasil as coating?
Old 12-22-12, 03:00 AM
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I don't really know yet. Don't know if nikasil works with E85 for example.
Old 12-25-12, 06:10 AM
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Originally Posted by tegheim
There is a built in simulation-mode in SoildWorks that will help me alot with the balance, but of course it will be balanced in real life also.

Thank you Colum
If you have everything correctly entered and balanced in solidworks it will be very close in real life!, I did mine e-shaft like that too, Just make the counterweights a bit more heavy then necessary, much easier to remove weight than to add weight.

Rotor housings look good! I think you can use nikasil, a lot of oem engines already do, I know a few people that are using nikasil liners with e85, seems to be fine so far. A high sulphur content fuel is bad for the nikasil, but modern fuels including e85 don't have a high sulphur content, especially not in europe. A lot of manufacturers are currently using an alusil liner, but I think alusil is casted in there, instead of being coated like nikasil, might be worth looking into
Old 12-27-12, 09:05 AM
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My new steeringrack. 2.4turn between ends.

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Old 01-02-13, 02:50 PM
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Euhm question: why you have 2?


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