Nivar dedekam sail rig tuning pdf

The aim is to keep the compass harbor pram elegantly simple and enjoyable to build, while offering some great little options that make her even more fun and educational, if. With a revolutionary approach to sail and rig tuning, this book tackles the practical. Theoretical considerations although the rig allows the boat to move through the water, it unfortunately also slows the boat down. In addition, embedded fibre optic sensors can give a comprehensive load status of all aspects of the rig and provide warnings, historical data and information to optimise the sail sets. The tune of your rig needs to match the designed luff curve of your main and luff hollow of your jibs. Rig tuning the noelex yacht association of australia.

Although it concentrates on selden products it is also a great overview of tuning and managing any modern mast. Youll sail like a pro using the tips from this seminar. It is often necessary to retune the rig for new sails. Pretension, also referred to as dock tuning, is one load case. For any sailorexcept those at the very top levelsrig tuning should be a. I dont know which generation rig you have, but on ours the headstay tension had previously been set with a hydraulic ram on the headstay and with upper shroud. Click and collect from your local waterstones or get free uk delivery on orders over. Tuning the rig sailing blog technical hints and tips. Flying fifteen tuning the following notes are aimed at getting the best from your sails. This book is great for sailors who want to work on their sailing and make adjustments to the rig they already have. As the sail is relatively high aspect tall and not very wide the genoa car position is critical to good performance and does not take.

Its raked mast evokes visions of speed, adventure, romance and the grace and beauty that such ships bring to mind. I need to eventually tune a z spar single spreader masthead rig with lowers, middles and uppers. Hi, i have a 48 foot yawl with a 78 fractional rig, is the tuning procedure the same as a masthead rig. Ivar dedekam s revolutionary approach to sail and rig tuning tackles the practical and realistic elements of tuning your boat as well as the theory of sail aerodynamics. If your boats performance is not all you hope for, especially in certain conditions, try a small change in rig tuning. The seminar includes a copy of seminar student notes. Major sailing events geelong week festival of sails largest sailing regatta in australia. Boats which have badly tuned rigs are slower, point lower, heel more, make more leeway and may be harder to steer. Learn how to set up your boats rigging and how to use and adjust your sails for optimum performance under a wide range of conditions. Last month we started looking at sailboat rigging sail rig inspection a quick how to, namely how to inspect it to ensure that you enjoy your days on the water worryfree. Basic rig tune for most sailboats sails, sailboat sails.

What are your priorities for rig tuning when you race on a boat for the first time. Illustrated sail and rig tuning, sailpower, skenes. Few craft are simpler to rig or more adaptable to sailing. The sail is designed to sheet inside of the shroud base, allowing very good sheeting angles for allaround performance. In fact, you cant trim your sails in an optimum manner if your rig is not setup correctly in the first place.

The author, ivar dedekam, has been sailing for 30 years and has logged more than 50. International design and technical office sail trimming guide. A complete sail rig tune involves a static tune at the dock and a dynamic tune under sail. Uniquely illustrated nautical manuals sail trim dedekam design. In heavier air, the same open leech will help to depower the sail. Few craft are simpler to rig or more adaptable to sailing than a canoe. Unfortunately there is no reefing ties on the mainsail sail, which looks like the original sail maybe the reefed main was an option.

Here is the pdf link under tension setting the proper tension on the shrouds is one of the trickier parts of tuning. Rig types the bermudan style rig can be divided into two main groups. When you are tuning your rig before racing, make this adjustment first. Goodreads helps you keep track of books you want to read. The sad fact is that internet forums tend to fill up with so called experts who have strong opinions on any topic. This topic is now archived and is closed to further replies. Apr 07, 2000 this beautifully illustrated and wellorganised book shows the reader step by step, how to trim their sails and rig for maximum performance. Final adjustment apply the final tension respecting the same order check under sail making sure the mast is straight comments adjustment of the intermediates at each diagonal turnbuckle adjust the running backstay at the end works in opposition to the rest of the rigging. Advanced search manufacturers please select content printable catalogue information. I seem to have trouble getting aft rake and proper. This book is ultimately the complete guide to sail trim and rigging to make the boat sail faster and safer. Fantastic computer graphics systematically explain how to tuney. It will prevent the dings common from screwdriver turns. Return to the caps and repeat the exercise until the mast is under the required tension.

Therefore you will need to set more twist than seems reasonable. According to the selden rig tuning guide, its important to have correctly tuned babystay or forward lower shrouds with a masthead rig. Hints and advice on rigging and tuning of your selden mast 3. Genoa and mainsail trim, spinnaker and gennaker, rig tuning illustrated nautical manuals 2nd edition by dedekam, ivar isbn. Have someone that understands sail and rig tune go out with ya. Fair winds, the selden group 2 3 the rig bear in mind that, as the yachts owner, you are responsible for any accidents or damage resulting from negligence or poor handling. Apr 27, 2009 if i didnt have a main cut to the rig, i would use the lower diagonals, which attach at the base of the mast to the tips of the spreaders, to adjust the prebend of the rig to your sail. Sail trim and rig tuning made easy, both for experts and novices. This can affect furling systems, sail shape, and rig tension. Sail tuning in ideal conditions is generally the best way to determine the right tension, but 15% of breaking strength sounds like a good place to start. With the genoa furled to the first reefing mark just aft of the tack of the sail, the lead car should be moved forward until it is 8. Windward performance and achieve some flattening of a baggy main sail. Sweetsmelling confederate jasmine is in full bloom, the days are warm and the nights are cool, and local boats are slowly becoming more and more active. This is because the spars and rigging create windage and there will also be an increase in pitching because of the.

Many boats i sail have the shrouds too tight for lightair and even moderateair sailing. Sail and rig tuning introduction it is important, but not necessary, to have a correctly tuned rig. Sail trim and rig tuning bill sail trim dent notes united states power squadrons squo. It can also lead to damage or low performance in any of those areas. What are some common tuning mistakes that racing sailors make and how can they correct these. A masthead rig on a sailing vessel consists of a forestay and backstay both attached at the top. Usually the rig is readyto sail on new boats, and it often goes untouched for a long time after that. As always we recommend seeking the advice of a professional rigger for more specific tips and tricks regarding tuning your boats rigging. If you are changing equipment or rig then you may want books with more technical detail about the design of winches etc. Everyday low prices and free delivery on eligible orders. Soft wing sails, an evolutionary leap towards sailing bliss part i. The following rig settings are a starting point for sailrig trim, at middle of wind range for rig. Dedekam design specializes in uniquely illustrated nautical manuals which are easier to understand and remember. Learn how to set up your boats rigging and how to use and adjust your sails for optimum performance under.

The shrouds stay attached and the head stay disconnects with the flip of the preadjusted forestay selflocking lever. The tuning of your rig will have more impact on your speed and handling under sail than anything else except sail trim, yet excellent sail trim wont compensate for bad rig tune. Our mast is made by selden, and they have an excellent guide that helps new owners to become familiar with their rig. For any sailorexcept those at the very top levelsrig tuning should be a fairly simple exercise. All the 8mm standing rigging is being replaced, starting from the bottom. Ivar dedekam s revolutionary approach to sail and rig tuning tackles the practical and realistic the book covers the many variations in boat, sail and rig design. A better match of ancient tradition and modern technology would be hard to find. Article on sail and rig design by woods designs, sailing catamaran designers.

How to derig a cambered sail release down haul 10cm 15cm. This beautifully illustrated and wellorganised book shows you how to trim your sails and rig for maximum performance. Uniquely illustrated nautical manuals sail trim dedekam. The mastendr quickrig sailing system from compac yachts. However unlike a square sail the halyard which raises the yard is not attached at the center but nearer to the forward end. This beautifully illustrated and wellorganised book shows the reader step by step, how to trim their sails and rig for maximum performance. Please see our blog on how to properly adjust a turnbuckle before you begin. Wally cross, a longtime sail designer and mainsail trimmer with many successes in onedesign, inshore and offshore events, shares his approach on how to set up the mast for closehauled speed. We reccommend the person using it lashes it to a pfd. Increasing the tension on the back stay does not tend to bend the mast, as it would on a fractional sloop. As the sail shape is like a burmuda with a straight leech, it will make hoisting and lowering in any breeze a lot tidier by holding the spar close into the mast. This shopping feature will continue to load items when the enter key is pressed. As with many sail plans there are countless variations on the theme.

Be aware that when sailing downwind the boat will experience a lower apparent wind speed than the rig experiences when the boat is stationary as you will be when tuning the rig. In this book the author distils those rules of thumb and theories pertaining to sail trim and rig tuning commonly agreed upon among the sailing community. Jan 21, 2017 here are some general guidelines for tuning your masts standing rigging. Feb 09, 2018 publication of sail and rig the tuning guide. Various parts and important information is presented on this page. Soft wing sails, an evolutionary leap towards sailing. All information, product pictures and tables are courtesy of each product manufacturer. Basically it has a triangular sail set behind the mast. Jun 01, 20 once sure that the rig is sound, you can focus on making it perform, and thats where we pick up this month sail rig tuning. The bermuda, or marconi sailing rig, as it is some time called, is the familiar sail configuration most commonly found on modern sailing boats. I suggest keeping the jib sail attached to the mast whilst the sails are stored off the boat, preferably in. Scantling of sailing yacht mast and sail deformation. There might be someone on here that has time on whatever yer sailing.

The dynarig makes it possible for a large superyacht to leave and arrive at an anchorage under sail and to cross. And fortunately, a canoe sailing rig is cheaply made. If you wish to stray a bit off the mainstream you have to learn to just ignore these people, and in a lot of cases, ignore forums altogether. An uniquely illustrated sail trim and rig tuning manual. Roll mains and jibs being careful to shake out creases. Christopher rated it really liked it jan 08, i have never found any manual, sailing or otherwise, that has better diagrams. This prevents inversion even if the backstay breaks or is slackened, and will prevent your rig going overboard. Compass harbor pram sail rig plans theyre done the compass harbor pram sailing plans and detail drawings are done.

The one sail equivalent to or larger in area than its split rig predecessor eliminates blanketing the jib there is no jib and by the nature of its swiveling capability makes shifting from one point of sail to any other a simple putting over of the helm. Types of rig ie the configuration of masts and sails used on sailing vessels and specific items of rigging used on sailing vessels, from fullrigged ships to sailboats. The lug sail lies somewhere between the square sail and the gaff rig. A captains quick guide captains quick guides gladstone, bill on. Eventually, however, rigging and fittings can settle in and stretch, or worse, vibrate and become loose.

The standing rig on a hanse 370 from xxxx2009 is a sparcraft performance range. Genoa and mainsail trim, spinnaker and gennaker, rig tuning illustrated nautical manuals 2nd edition by dedekam, ivar. A loose rig is much more dangerous and potentially damaging to a cruiser than an overtight rig. Ivar dedekam sail and rig tuning i need to eventually tune a z spar single spreader masthead rig with lowers, middles and uppers plus baby stay tradewind 35. In this new book i have tried to distil those rules of thumb and theories pertaining to sail trim and rig tuning commonly agreed upon among the sailing community. Pdf sail and rig tuning download full pdf book download. Once sure that the rig is sound, you can focus on making it perform, and thats where we pick up this month sail rig tuning. Ivar dedekam s revolutionary approach to sail and rig tuning tackles the practical and realistic elements of tuning your boat as well as the theory of. With a revolutionary approach to sail and rig tuning, this book tackles the practical and realistic elements of tuning your boat as well as the theory of sail aerodynamics.

Compass harbor pram sail rig plans brooks boats designs. Featuring over 150 lofts across the globe, innovative products and materials, and the north sails collection. The sail22 rig adjustment tool eliminates the need for a screwdriver to add or remove turns on your turnbuckles. Basic rig tuning mast adjustment figure 10a s ay the words rig tuning and most sailors assume youre entering one of the most complicated areas of performance control. The sail hangs fore and aft with the forward lower corner of the sail held, the lower aft corner attached to the controlling sheet. Having achieved good tune with full sail check the rig is also okay when reefed in stronger winds. Many boats have tuning guides provided by their rig manufacturer or sailmaker if so use those instructions for adjusting the rig.

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