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  1. Replies
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    Are they running the FSC and FSE endurance...

    Are they running the FSC and FSE endurance together?
  2. Thread: Hello to all

    by Shebert
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    Life is not just about hard work.

    Life is not just about hard work.
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    - re-read the rules - check over the tech...

    - re-read the rules
    - check over the tech inspection checklist
  4. Thread: Plywood frame

    by Shebert
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    8,600

    I've seen picture of a plywood/fiberglass chassis...

    I've seen picture of a plywood/fiberglass chassis from ETS. I think it was the first FSAE from ETS, but I'm not sure if it competed.

    Maybe some of the new guys can post the picture, it must be...
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    http://fsae.com/eve/forums/a/t...5607348/m/1956095...

    http://fsae.com/eve/forums/a/t...5607348/m/1956095883

    You should look for some literature, starts with ''tune to win'' its should answer your questions for while.
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    So steering ratio is the relation between...

    So steering ratio is the relation between steering rotation and wheel rotation.

    Steering ==> Rack ==> Wheel

    From the data you have you should be able to find relation between steering and rack...
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    If you answer that question, I will help you: ...

    If you answer that question, I will help you:

    What is the definition of steering ratio and why do you want to know it(please don't say it is because they ask for it in the spec sheet, even if it...
  8. Thread: chassis

    by Shebert
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    6,140

    I always love how those single word thread turns...

    I always love how those single word thread turns out.

    BTW, I like that Panoz, the closed version was nice looking too.

    cheers,
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    The Motec 1 Mbit CAN is sometimes an issue with...

    The Motec 1 Mbit CAN is sometimes an issue with non-Motec product.

    If you want the "pro-loging" and more data capacity, you will find out that the ACL is not really more expensive than the ADL...
  10. Thread: CHAIN 520

    by Shebert
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    4,261

    What is the most powerful bike that use 520 chain?

    What is the most powerful bike that use 520 chain?
  11. <BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content"> Any word on endurance running order? </div></BLOCKQUOTE>


    A.K.A....
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    <BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content"> Voted (from all 3 of my e-mails) </div></BLOCKQUOTE>

    Good point there,...
  13. Thread: .............

    by Shebert
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    2,020

    I assume you have a educationnal license of...

    I assume you have a educationnal license of MatLab. You should have the optimization toolbox which has curve fitting tool. There is recorded webminar on mathworks website.

    good luck
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    The ''anti'' comparision is good. Look at the...

    The ''anti'' comparision is good. Look at the anti-dive formula, you will see that the brake bias is part of the equation... Ask yourself the following question: Does my inside tire do the same job...
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    The semis are just long enough for the judges to...

    The semis are just long enough for the judges to have a clear idea of who should win design. The weakness of the semis is that it was before the dynamic event. The quality of the semis was that...
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    <BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">when you use a rigid part such as a dummy hub and tire, wont the dummy part...
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    What I used to do, is to constraint at the frame...

    What I used to do, is to constraint at the frame suspension point and apply the load at the contact patch trough a rigid part(which replace tire and wheel). Works good for cornering. For...
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    There is a formula in Milliken's Chassis design...

    There is a formula in Milliken's Chassis design book, wich is a function of upright points height and a-arm lenght. Try it in bump and roll... in OptimumK for sure...
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    I won't tell you to do a free body diagram(but...

    I won't tell you to do a free body diagram(but you could), as it can get messy when working with linkage in 3D.

    What I suggest you is to do a FEA 3D link model, it allows you to do a first...
  20. If you have packaging problem with pull/push-rod...

    If you have packaging problem with pull/push-rod interfering with driveshaft, you can always considers upper a-arm push-rod.The new guys at ETS did it this year and it was pretty clean.

    If you...
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    <BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content"> @IronMike
    I don't think us single-cylinder non-aero teams mind a slow...
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    There is a lot of good SAE papers on tire model...

    There is a lot of good SAE papers on tire model for ABS system development that can be use for reference.
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    Its a pretty interesting and feasable project. ...

    Its a pretty interesting and feasable project.

    For tire, what you need is a relaxation length model, its an inline model that takes the slip at the wheel and modulates it in function of the tire...
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