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#1
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Roller furling vs hank on jib
I know this will start another round of semi-religious rants but I need
the distraction. I often hear people discuss Roller Furling (RF)saying that it has poor sailing performance compared to conventional jibs, that the possibility of its failure is dangerous and its use leads to poor sailing skills. I used to think so too but when I got it I became a true believer. Actually, my boat came with two good North jibs (a 100 and 150) and I was loathe to just buy another sail and leave them unused, a RF system with sail would cost over $3000. Eventually, I re-did many things on my boat spending a huge amount of money and bought a RF system thinking I would spend a lot of time single handing. I bought a larger CDI system. Now, I am really happy and think the RF has totally changed my sailing life (doesnt this sound like a cult). First, it was easy for me to install as it goes on over the existing forestay. Second, the newer RF and sails for them enable a change in sail size of about 30% close to the wind and far more off the wind. This means that a 150 can become a 100 or even less off the wind. Many times I have gone out in afternoon, put up the Genoa only to have the evening seabreeze come up so i have to take it down. Then, do I really want to take the trouble to put up teh 100, prob not. The reverse is also true, many times I have put up the 100 only to have the wind slack off so I then have to take it down and put up the 150 genoa, often I just dont do it. With RF, I always have the right sail so I end up sailing closer to optimally more of the time than when I had separate head sails. So, the boat is saile dbetter more of the time than when I had conventional jibs. Because of this, my sailing skills have improved cuz I spend more time paying attention to how the jib sets. I also sail more than I did with conventional jibs because there are times when conven. jibs are too much of a pain to use. For example, goin up and down the ICW, like most people, I drop the sails at drawbridges for better visibility and to avoid fluky winds near the bridges. Frequently, the jib was just too much of a pain to hoist and drop when the distance between bridges was so short so I didnt use it. The RF is so easy that I nearly always use it in this situation. Similarly, in a very winding channel, sucha s the western one into Cedar key, with a convent. jib, at least half the time the jib is flogging like crazy cuz your heading right into the wind and drives you crazy putting it up and down. The RF solves that prob easily. As far as safety goes, I maintain that not going forward to haul a sail down to change it and put another up makes use of my RF considerably safer than without it even considering the slim possibility of RF failure. The only failure mode I can think of for my RF that might be a safety issue is failure to furl but that would simply involve a trip forward to hand wind it, certainly no worse than a trip forward to change a sail. I have only used my RF for a year now so have had few opportunities for failure but in a year of sailing with my conv. jib I would surely see at least one instance of halyard wrap making the jib hard enough to drop that someone had to go forward to help it. As far as using a storm jib with RF, there is a storm sail that slips over the RF and is hoisted with the unused jib halyard. My RF impressed me so much that I began to consider other things I had always thought as useless frills, such as lazy jacks although I have not yet installed them. |
#2
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#4
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Well, having used both, I'd have to say that its pretty nice to be able to
partially furl when the wind picks up, and then furl completely without having to go up front in the spray. Anyone that has gone forward to drop a headsail in 8-12's and 28kts wind can relate to what I'm saying ;-) If you've got enough wind to drive at hull speed, it probably doesn't matter that the partially rolled jib isn't a very efficient sail. However, that being said, I like being able to fly the appropriate headsail, and the only way to do that is by hanking the right one on. For daysails, it doesn't seem to be much of a burden. YMMV, Don W. wrote: I know this will start another round of semi-religious rants but I need the distraction. snip |
#5
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Don W wrote:
Well, having used both, I'd have to say that its pretty nice to be able to partially furl when the wind picks up, and then furl completely without having to go up front in the spray. Anyone that has gone forward to drop a headsail in 8-12's and 28kts wind can relate to what I'm saying ;-) If you've got enough wind to drive at hull speed, it probably doesn't matter that the partially rolled jib isn't a very efficient sail. However, that being said, I like being able to fly the appropriate headsail, and the only way to do that is by hanking the right one on. For daysails, it doesn't seem to be much of a burden. YMMV, Don W. wrote: I know this will start another round of semi-religious rants but I need the distraction. snip A nice small, close sheeting, flat, easily doused self tending jib is such a pleasure over a baggy, draggy, unpointable, unluffable gordian knot killer threat. Especially when the jib halyard and downhaul is led to the cockpit. No way I would ever go back to a roller furler. I just reef the main until the helm balances, and go, pointing higher than you would think. It's like an automatic transmission in city traffic. I would even prefer twin headstays with two jibs at the ready, if I got all twisted up about half a knot boat speed on a nearly calm day or fighting wowser weather or lee helm and a bitchy genoa which needs replacing every year if you sail "seriously", but I'm not. An easily driven hull, well balanced rig, superior performance modern high aspect bilge keels, tight, self tending yankee jib and a vented bustle make it all O.K. I figured out that having a thwartships exhaust is quite a sneaky trick. My engine exhaust goes down to a crosswise exhaust pipe just below the level waterline, and when heeled, seemingly allows air to be sucked deep under the bustle to relieve the suction at hull speed, when the wake is trying to suck the boat back. It gurgles a bit, and I think it allows the hull to exceed it's theoretical limitation due to waterline length. But then, I don't have a knotmeter, so maybe it's all a sailor's pipe dream. Is there a class racing rule somewhere that penalizes such a dirty exhaust trick? There are so many little things that make a cruising sailboat the pleasure that it can be. Struggling with too large, baggy sails, excessive heeling and weather helm, all for a tiny twitch in speed isn't it. FWIW, YMMV. Terry K |
#6
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On Wed, 22 Jun 2005 23:19:49 -0300, Terry Spragg
wrote: There are so many little things that make a cruising sailboat the pleasure that it can be. Struggling with too large, baggy sails, excessive heeling and weather helm, all for a tiny twitch in speed isn't it. FWIW, YMMV. That's why I love my No. 3 on a pendant about four feet off the deck. It ends up like a hank-on yankee, but if I get my sheet leads positioned properly, it catches a bit more air at the top of the stay than tacked in the usual spot. Visiblity is excellent and tacking is effortless. I do like my No. 2, though. Like a lot of people who've bought old boats with hank-ons, you usually get two No. 1s in fair to poor condition, a fair No. 3 and a mint No. 2. So in light air I just use the No. 2 like a No. 1...with my large J and little weight in the boat I get driven very nearly as fast to windward, and only miss the extra cloth downwind. My main is only 10 feet wide at the foot, so it has to be blowing 20 knots before I'll reef and 30 before I'll put in a second reef. The secret to easy hank-on sailing is using a jib downhaul. I can douse cleanly in a few seconds from the cockpit, solo, and it's just a matter of some light line and a small block at the bow. R. |
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