Rolling Resistance

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f1.redbaron
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Joined: 31 Jul 2005, 23:29

Rolling Resistance

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Does anybody know of any good books or internet links that deal with rolling resistance or racing tires (yeah, I know it is a subject tire manufactirers like to avoid like the plague :) )? If you don't know of any, anything on the subject of rolling resistance would be greatly appreciated.

I read about "Ford's test procedure" (a way to figure out the aero drag of a tire) in this one book, but the description was very brief. I tried using google, but I couldn't find anything.

Please help. Thanks

DaveKillens
DaveKillens
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Joined: 20 Jan 2005, 04:02

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I really can't add too much on this. But there are different types of resistance in rolling. There's the physical interaction where the tire meets the surface, aerodynamic drag, wheel bearing drag, and other possible sources of drag, like brake calipers, parts rubbing, anything else.

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Scuderia_Russ
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Joined: 17 Jan 2004, 22:24
Location: Motorsport Valley, England.

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"Whether you think you can or can't, either way you are right."
-Henry Ford-

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Yaquiya
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Joined: 27 Feb 2005, 15:25
Location: Barcelona, Spain

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I've read something about it, but it was very reduced.
Here you'll find something but it's very basic (sorry :oops: )
Image

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f1.redbaron
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Joined: 31 Jul 2005, 23:29

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DaveKillens wrote:I really can't add too much on this. But there are different types of resistance in rolling. There's the physical interaction where the tire meets the surface, aerodynamic drag, wheel bearing drag, and other possible sources of drag, like brake calipers, parts rubbing, anything else.
Yeah, I know, and I apologize for making my question too broad, but I'm basically looking for anything that has to do with the resistance generally associated with wheels (and its components)
Scuderia_Russ wrote:You could try http://www.Amazon.com http://www.millhousebooks.com
I prefer to use chapter.ca (local internet bookstore), but I don't really like to spend my money on something that might turn out to be a pretty weak source. That is why I asked you guys...I had noticed that a lot of people here are pretty knowledgable.
Yaquiya wrote:I've read something about it, but it was very reduced.
Here you'll find something but it's very basic (sorry :oops: )
It is basic, but still appreciated.

Thanks to all of you.

Andy_F
Andy_F
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You might want to try reading through this all about tires and rolling resistance etc... It's a long read but contains quite a lot of info

Andy

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f1.redbaron
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Joined: 31 Jul 2005, 23:29

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Excellent! Thank you...that is exactly what I wanted to see.

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Divia
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Joined: 13 Jun 2005, 22:13
Location: Bulgaria

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LOL we appreciate :lol:

Guest
Guest
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Andy_F wrote:You might want to try reading through this all about tires and rolling resistance etc... It's a long read but contains quite a lot of info

Andy
Thanks! There is everythink about tires in this document.

rob21
rob21
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So we can see that rooling resistance coefficient depends on speed, temperature, tire preasures ......
It can be somethink like that 0,01-0,025.
So rolling resistante force will be weight of the car x rolling coef. ?
For example for F1 car running at 200 kph with downforce of 700kg
at that speed:

(610 (weight fo the car)+700(downforce))x0,02(rolling resistant coef.)=26.2 kg of rolling resistance foce (262N)
Am I right?

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ackzsel
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Joined: 15 Nov 2005, 15:40
Location: Alkmaar, NED

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rob21 wrote:So we can see that rooling resistance coefficient depends on speed, temperature, tire preasures ......
It can be somethink like that 0,01-0,025.
So rolling resistante force will be weight of the car x rolling coef. ?
For example for F1 car running at 200 kph with downforce of 700kg
at that speed:

(610 (weight fo the car)+700(downforce))x0,02(rolling resistant coef.)=26.2 kg of rolling resistance foce (262N)
Am I right?
Hmm. I can't say I read the document very carefully, but shouldn't something like touching tire surface be involved in this equation? I mean, the more rubber on the tarmac, the more friction.

TestaRoasta
TestaRoasta
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Joined: 26 Nov 2005, 04:05

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Mine doesn't work #-o
People my age shouldn't be allowed to drive