Wind forces and rods ?
#1
Posted 18 November 2010 - 03:05 AM
I just received my first B-series and I'm happy !
Please I apologize for my bad English writing-reading, but as I don't find any "wind+force+rods" with the searchsite function I ask here.
With the B-series come 2 kind of rods, and the revkites website says :
"To keep you competitive, the B-Series comes with two frames... One 2-wrap (SUL) and one 3-wrap (UL), giving you the versatility of being able to switch your frames based on the current wind, and you can also slide your SUL leading edge rods in parallel with the UL leading edge when the wind is up, effectively doubling your leading edge strength"
But could you tell me what are the "official Revkites" recommendations ?
Say for instance :
1) with 1-2 Beaufort take the SUL
2) with 3-4 Bft take the UL
3) with 4-5 Bft take both in parallel
4) beyond 5 go to vented version...
Is that right as this ?
Thank you very much for your precious help,
Guy
tired windsurfer beginner, the proof : http://tinyurl.com/ntjgxn
so working in R&D for at least an auto-steering kite : http://www.nauticaerium.com
#2
Posted 18 November 2010 - 10:35 AM
1-2 - SUL 2 wrap, professional use only rods.
2-3 - UL Ultra Light rods - Or 2 wrap in a Mid-Vent model.
4-5 - both rods (2+3 wrap rods) doubled up in the leading edge - Or 3-4 wrap rods in a full vent model.
5+ - Full Vented model with 4 wraps - or the new Ultra Vent Pro with 3 wraps.
Depending on your actual skills while flying, you may be able to stretch these limits a bit more but the above would be what I would recommend.
Edited by awindofchange, 18 November 2010 - 10:35 AM.
#3
Posted 18 November 2010 - 11:20 PM
Dont forget if you fly your full sail in high winds with both LE sets in it is possible you will stretch the sail out quickly. That is one of the reasons why the Ventsd types are used more in higher winds.
#4
Posted 19 November 2010 - 02:48 AM
BTW : I don't find how to put it both 2 and 3 wraps spars... If in parallel, the terminator only works on only one spar attached : how to retain the other within the sail ?
My Best,
Guy
tired windsurfer beginner, the proof : http://tinyurl.com/ntjgxn
so working in R&D for at least an auto-steering kite : http://www.nauticaerium.com
#5
Posted 19 November 2010 - 11:34 AM
It will be retained by friction, especially once in flight due to the flex of the LE.
Might be worth keeping a good eye on it, and maybe not dragging the tips along the ground in case it sticks out proud, and might be prone to damage.
#6
Posted 19 November 2010 - 11:48 AM
<snip>
Might be worth keeping a good eye on it, and maybe not dragging the tips along the ground in case it sticks out proud, and might be prone to damage.
I tried it once and did not like it for exactly that reason.
I think that what Bazzer is saying about the new 'extra' vented kite is very interesting. In effect the 3 wrap spars are enough!
Felix
#7
Posted 19 November 2010 - 11:50 AM
wayne from portland
You have 2 choices - live on or die!! I ain't the dying type!!! Also known as "portland flyer" on some forums!



#8
Posted 19 November 2010 - 12:12 PM
Or you could get a 4 wrap LE for those winds and only need one at a time!!! Unless you're flying in crazy winds!!! Then you need a broomstick!!
But broomsticks just transfer pressure to the sail which will, as a result, not last very long and produce a 'hard work' flying experience. <grins>
Felix
#9
Posted 19 November 2010 - 01:36 PM
#11
Posted 19 November 2010 - 03:25 PM
Baloo is none too wrong. What you want in the leading edge are stiff rods for strong winds. The SLE 4 wrap rods definitely are stiff.Perish the thought, Baloo!!
Stiff rods keep the LE straighter, thus keeping the sail from cupping as much, meaning less pull.
Long John (formerly Mr. R)
STACK International Executive Committee - 6/1996-6/2008
International Rules Book Committee and STACK International Head Judge - 6/2004-6/2008
World Sport Kite Championship Judge - 2004-2005-2006(Chief Judge)
13x 1st - 12x 2nd - 6x 3rd places in 37 overall Quadline individual competitions
NEWLY REVISED Web Site - http://www.johnnmitchell.com Check it out today!
#12
Posted 19 November 2010 - 10:30 PM
Hang on, I dont have a SLE in my bag. Maybe I ought to get One?
#13
Posted 19 November 2010 - 10:48 PM
I generally do not carry my SLE rods with me in my bag unless I am expecting stronger wind conditions. I have 3 and 4 wrap versions of the REV 1.5 SLE rods and a 4 wrap version of the REV I SLE rods.And if you know how to use it properly, even in lighter winds it gives the LE more weight, so more momentum, which is good some of the time.
Hang on, I dont have a SLE in my bag. Maybe I ought to get One?
Long John (formerly Mr. R)
STACK International Executive Committee - 6/1996-6/2008
International Rules Book Committee and STACK International Head Judge - 6/2004-6/2008
World Sport Kite Championship Judge - 2004-2005-2006(Chief Judge)
13x 1st - 12x 2nd - 6x 3rd places in 37 overall Quadline individual competitions
NEWLY REVISED Web Site - http://www.johnnmitchell.com Check it out today!
#14
Posted 19 November 2010 - 11:35 PM
wayne from portland
You have 2 choices - live on or die!! I ain't the dying type!!! Also known as "portland flyer" on some forums!



#15
Posted 20 November 2010 - 02:27 AM
Although I understand what you say, I guess I'm not experienced enough to notice the difference between the 2, 3 wraps and 4 wraps SLE.
So I will continue tu use my 3 wraps as long as I will be able to see differences between the original rods of my B-series.
Here is my last training, so you will se I'm a beginner at the beginning :
Best wishes,
Guy
Edited by Alomphega, 20 November 2010 - 02:28 AM.
tired windsurfer beginner, the proof : http://tinyurl.com/ntjgxn
so working in R&D for at least an auto-steering kite : http://www.nauticaerium.com
#16
Posted 20 November 2010 - 03:04 AM
Thanks all for your answers,
Although I understand what you say, I guess I'm not experienced enough to notice the difference between the 2, 3 wraps and 4 wraps SLE.
So I will continue tu use my 3 wraps as long as I will be able to see differences between the original rods of my B-series.
Here is my last training, so you will se I'm a beginner at the beginning :
Best wishes,
Guy
Hi Guy..
Nice movie.
One advice: It's better to place your thumbs against the top of the handles, so you can "push"the brakes.
This gives you more control in the stop and go movements.
Go on ..and have fun !!!!
It's not the size of your Rev.. its how you use it.
Seven days without flying a Rev makes one weak.
http://www.air-4-ce.nl
#17
Posted 20 November 2010 - 04:18 AM
<snip>
Here is my last training, so you will see I'm a beginner at the beginning :
Best wishes,
Guy
Hi Guy,
You under estimate yourself. You are way down the line to being a fully fledged Rev Pilot <grins>
It will take time to 'go automatic' but keep up the good work!
Felix
#18
Posted 20 November 2010 - 04:38 AM
Hi Guy,
You under estimate yourself. You are way down the line to being a fully fledged Rev Pilot <grins>
It will take time to 'go automatic' but keep up the good work!
Felix
Thanks a lot for these encouragements Félix :-D
tired windsurfer beginner, the proof : http://tinyurl.com/ntjgxn
so working in R&D for at least an auto-steering kite : http://www.nauticaerium.com
#19
Posted 20 November 2010 - 04:52 AM
Thanks a lot for these encouragements Félix :-D
It is a pleasure to hear of serious endeavour. Maybe you will be able to visit Berck Plage in 2011.
Felix
#20
Posted 20 November 2010 - 09:45 AM
It is a pleasure to hear of serious endeavour. Maybe you will be able to visit Berck Plage in 2011.
[..]
In fact I'm a bit agoraphobic, so I'll try my best but I have to say it is becoming more and more painful for me to go to rallies....
Well, tell me if you come in France for Berck 2011 festival !
Best Regards,
Guy
tired windsurfer beginner, the proof : http://tinyurl.com/ntjgxn
so working in R&D for at least an auto-steering kite : http://www.nauticaerium.com
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