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(Trent D. Sanders) wrote in message . com...
You might want to look at the video "Storm Tactics" by Larry & Lin Pardey before you judge para-anchors. Used properly, as the video shows , they're very effective. T. Sanders S/V Cimba (Bryan Glover) wrote in message . com... Para anchor,sea anchors dont provide the protection in storms advertised by the manufacturers. The leading yachting magazines perpetuate the myth, because para anchor manufacturers are prolific advertisers. Both parties show themselves as little better than bilge raised haddock. Here is some examples of what research has concluded about para anchors. “Even with a large sea anchor the bow of a modern yacht will tend to yaw away from the wind when the towline goes slack as it will when the boat passes through the trough of the wave. For these reasons the use of a sea anchor deployed from the bow is not recommended” U.S. Coast Guard Report No CG-D-20-87 sec 6-6 A series type drogue provides significant advantages over a cone or parachute type drogue/sea anchor” U.S. Coast Guard Report CG-D-20-87 “ When we were doing our research for Surviving the storm, we did not find a single positive experience in these conditions using para anchors. And the unmistakable conclusion for us from this is that in dangerously breaking seas, tactics other than a parachute anchor have a higher chance of success – for most situations”. Steve Dashew “With a series drogue deployed, a well-designed and properly constructed fibreglass boat should be capable of riding through a Fastnet type storm with no structural damage. Model tests indicate that the loads on the hull and rigging in a breaking wave strike should not be excessive” U.S. Coast Guard Report CG-D-20-87 sec 6-4 “Para anchor users interviewed all find their parachute anchors extremely difficult to retrieve in other than moderate wind and sea. A major factor regarding both personal comfort and one’s use of parachute anchors in breaking seas is the boat’s tendency to sail at anchor. As stated earlier, if your boat sails on the hook, the odds are it will sail around even more fiercely while lying to a parachute in the middle of the ocean. This oscillation creates extreme loads, presents the bow at a wide and dangerous angle to the sea, and is extremely uncomfortable.” Steve Dashew There is much more of the same on my web site www.seriesdrogue.com I have the following questions:- Do product description codes/laws cover para anchors Is it legal to advertise para anchors as safe in open ocean storms. Do yachting magazines do any research when writing articles, or are they spoon fed by interest groups. Regards Bryan Glover Rich, you may find this of interest, "There are two ways around this. One is some form of riding sail or backstaysail as we’ve discussed. The other is to bridle the parachute off the bow, as advocated by the Pardeys. The bridle is used with a reefed trysail or deeply reefed main to increase resistance to rolling. A key feature of this approach for the Pardeys is the creation of a slick off their keel, which – theoretically, at least – calms the seas. This is a major safety issue, because without the slick, the boat is now lying at an angle of 50 deg or 60 deg to breaking crests, quite vulnerable to a knockdown or worse. I have no doubt that the Pardey’s Seraffyn did in fact create a slick to windward in its day, but I have never seen this myself, and I have interviewed only one other sailor who claims to have been able to crate this type of beneficial slick and have it work as advertised." Stev Dashew Heaving to, Lying ahull, or Running off “It is important to note that most storms, even severe storms, do not create dangerous breaking waves. Sailors who survive such storms may conclude that the tactics they employ, such as heaving to, lying ahull or running off, are adequate to prevent capsize. This is a serious mistake. There is very compelling evidence to show that while a well found boat will survive a storm in non-breaking waves, none of the above tactics will prevent capsize in a breaking wave strike.” U.S. Coast Guard Report CG-D-20-87 sec1-1 Bryan |
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