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#1
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On 28-Jun-2004, "Mike Hackett" wrote:
Seems like it would be better to fully-deploy the skeg, if you are gong to use it at all, and use paddling technique to keep you going straight. If there is a wind from any direction other than straight ahead or straight astern, your kayak is going to sideslip, regardless of skeg, rudder, keel shape etc. What you want to do is minimize the sideslip. The problem with fully deploying a skeg to do this is that it can lead to leecocking. So the only logical thing to do is deploy the skeg only enough to provide a reasonable amount of control and paddle away. If you want to make a kayak more "efficient", you'll have to design it with a means to minimize sideslip without allowing it to either weather- or leecock. This means a keel or vertical fin that is closer to the center of gravity. However, this may increase drag which in turn reduces the "efficiency". Just set the skeg and enjoy the paddling. You'll be able to get more out of improving your forward stroke than futzing with the skeg setting. Mike |
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#2
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Michael Daly wrote in message ... On 28-Jun-2004, "Mike Hackett" wrote: Just set the skeg and enjoy the paddling. You'll be able to get more out of improving your forward stroke than futzing with the skeg setting. Yeah, I don't like the futzing part, at all. That's why I want to put it all the way down and leave it. So far I haven't encountered any conditions where having it all the way down caused the boat to turn downwind. I've gotten the impression the Caribou is a little bit more of a natural upwinder than many. Mike |
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#3
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On 29-Jun-2004, "Mike Hackett" wrote:
I've gotten the impression the Caribou is a little bit more of a natural upwinder than many. I should have paid more attention to the fact you're talking about a Caribou S. The Caribou S doesn't use a fin skeg and the hull is a significant V shape. As such, with a bit of ballast in the rear it doesn't even need a skeg. Since it's less dependent on the skeg, no matter what setting you use, it will result in a less noticable change in performance than some other kayaks. Try shifting some weight to the rear and skipping the skeg. Mike |
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#4
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Michael Daly wrote in message ... On 29-Jun-2004, "Mike Hackett" wrote: I've gotten the impression the Caribou is a little bit more of a natural upwinder than many. I should have paid more attention to the fact you're talking about a Caribou S. The Caribou S doesn't use a fin skeg and the hull is a significant V shape. As such, with a bit of ballast in the rear it doesn't even need a skeg. Since it's less dependent on the skeg, no matter what setting you use, it will result in a less noticable change in performance than some other kayaks. Try shifting some weight to the rear and skipping the skeg. Huh, looks like a fin to me, kinda triangle-shaped. Whatever. I do have to try the ballast technique, since many that have one of these without the skeg say that's all it takes. I'm a bit skeptical, since those skegless people can't actually be too objective about it, now can they? I really don't want to end up doing that since it's just more to hassle with, I don't want to transport it or hump it on my shoulder with that extra weight in there. My kayaking consists of nothing but unloaded few-hour trips, no expeditions. I'm also wondering what detriment paddling that extra weight around is when you don't really need it. And exactly how much it changes the attitude of the boat, does it assume a goofy bow up/stern down angle. Mike |
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#5
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On 30-Jun-2004, "Mike Hackett" wrote:
Huh, looks like a fin to me, kinda triangle-shaped. Whatever. T'ain't a fin, but a flat triangular plate. Some kayaks have a fin shaped skeg that sticks way down when fully deployed, others use the little triangle like the Caribou S and Gulfstream. I do have to try the ballast technique, [...] I don't want to transport it or hump it on my shoulder with that extra weight in there. Get some big bottles from the recycling bin and fill them with water when you get to the launch. Dump the water when you're done. I'm also wondering what detriment paddling that extra weight around is when you don't really need it. And exactly how much it changes the attitude of the boat, does it assume a goofy bow up/stern down angle. It'll change your trim a bit but whether it adds significant drag is another story. If it's really significant, you've got way too much ballast. I seem to remember folks suggesting about 20 lb (ten liters of water) in the rear compartment. YMMV The extra water will also increase the stability a tad. Mike |
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#6
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"Michael Daly" wrote in message ... On 30-Jun-2004, "Mike Hackett" wrote: I do have to try the ballast technique, [...] I don't want to transport it or hump it on my shoulder with that extra weight in there. Get some big bottles from the recycling bin and fill them with water when you get to the launch. Dump the water when you're done. I'm also wondering what detriment paddling that extra weight around is when you don't really need it. And exactly how much it changes the attitude of the boat, does it assume a goofy bow up/stern down angle. It'll change your trim a bit but whether it adds significant drag is another story. If it's really significant, you've got way too much ballast. I seem to remember folks suggesting about 20 lb (ten liters of water) in the rear compartment. YMMV The extra water will also increase the stability a tad. I've read those bladders from 5-liter wine boxes work well. Although not easy to fill without a faucet handy. Anyway, whatever is involved is the hassle I was talking about. After three years of rigging rudder and seats and other stuff for my Folbot on-site, I'm really enjoying carrying this boat to the water, plopping it in, plopping my butt in the seat, and paddling away. Well anyway, got a few things to try on my next voyages, keeps things interesting. Thanks for the info, everyone. Mike |
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#7
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On Fri, 02 Jul 2004 04:35:05 GMT, "Mike Hackett"
wrote: I've read those bladders from 5-liter wine boxes work well. Although not easy to fill without a faucet handy. Anyway, whatever is involved is the hassle I was talking about. After three years of rigging rudder and seats and other stuff for my Folbot on-site, I'm really enjoying carrying this boat to the water, plopping it in, plopping my butt in the seat, and paddling away. Gallon water jugs worked wonders for me in solo canoeing downstream upwind. That can really suck. It only takes a minute or two at the putin and takeout to fill and empty them. You might be okay with just one gallon. Nothing like trying to put together a Folbot. Nothing like even going and getting the second bag of stuff for the Folbot down to join the first one by the putin. -- rbc: vixen Fairly harmless Hit reply to email. But strip out the 'invalid.' Though I'm very slow to respond. http://www.visi.com/~cyli |
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