30 a pound that was the lowest, highest was $3 for the same stuff. And with over 17,000 images posted by our members which have been viewed by members and visitors over 42 million times so far, the gallery is an exciting. Boat Design Net does not necessarily endorse nor share the view of each individual post. Education. Linssen Yachts / Don Shead selected for July Design. Figure the fiberglass or waterproofing layer is the same. Mercruiser (Alpha One, Alpha One Generation II, Alpha SS, Bravo One, Bravo Two, Bravo Three, Bravo XR Sportmaster, TRS, Speed Master), IMCO, ILMOR, Konrad, OMC,. The paddle boat in Figure 3 is powered by a rubber band. Boat design and boatbuilding projects, plans, concepts, reviews, and resources. Diesel engines are too heavy. The whole boat sailed a lot better, pointed higher, and was a touch faster. I suggest you take a step back, and be more creative. I am planning to give the leading edge an elliptical profile in planform, but was uncertain about the trailing edge. I’m not completely taken however, and I would love to give it a bit more of a. Folks due to my past work commitments I was never able to put my dream of building a wooden/plywood. Discussion in 'Education' started by Damian3716, Feb 4, 2014. The beam on the boat is 11. Page 1 of 2 1 2 Next > Joined: Apr 2023 Posts: 43 Likes: 10, Points: 8 Location: Florida,. View attachment 180243. Message Boards for Laser/ILCA, Sunfish, J/24. 3) Lady bug Skiff. Owning a commercial boat means you must put your best hull forward, so use vinyl wraps to enhance, customize and protect your craft. Can anyone send the scans in list or out of list or sell me the. Keel extension aims at countering sideslip. You could haul your boat out on dry land and the inverter will still work without any connection to "Earth" or water. So, how close, then, to full hull speed would the planing hull begin to behave poorly? 20 foot boat so let’s say for easy math 16 feet of waterline. Boat Design Net does not necessarily endorse nor share the view of each individual post. Forum posts represent the experience, opinion, and view of individual users. I have checked for slippage in both gearbox’s and that’s ok. These boats could be heavy full ended carriers or fast models with. Good day all forum users. 0361 pounds per cubic inch. 7km/h; increases of the power to 200W and 300W did not increase the speed very much (up to 7km/h). Latest Comment: the 1 hour sketch Redsky, Jul 13, 2006. . On some designs it is also rounded at the tip, but on many boats now. Enjoy friendly conversation with other forum members and boaters on marine-related topics, boats, and boating in general. Discussion in 'Boat Design' started by Paolo DB, Oct 16, 2023. To create the V I assume I should start with a strong back with forums every 2 feet or so. With over 500,000 posts now, the forums are a great place to discuss all aspects of boat design and boat building. Home Boat Design Forums > Design > Propulsion > Outboards. Discussion in 'Wooden Boat Building and Restoration' started by messabout, Apr 18, 2020. The latest Moths are using two Tee foils 800 x 120mm one on centreboard and the other on the. Our designs are built. There is no need to angle the transom unless you plan to use an outboard motor on the boat. Home Boat Design Forums > Design > Boat Design > Power Catamaran center console design. Discussion forums: boat design, boat building, powerboats, sailboats, multihulls, design software, education, services and employment. Discussion in 'Boat Design' started by white crown, Feb 25, 2017. The idea is to create floating reinforced concrete boxes, each 12m x 12m x 3m (40ft x 40ft x 10ft), and connect them as a grid to allow long-term living. By far the best idea in the boat building industry, and posted many times on Boat Design Net, is to build or buy a boat that fits your SOR best within the compromises that have to be made, since always some requirements are conflicting each other within the laws of physics and/or budget. Boat Review: Liquidlogic Stomper Kayak. My boat used to do 27 knots at 2600 rpm but will now only do 20 knots. so okume and corecell are about 20#, or 125# sheathing for 10x20 roof. With industry veterans as moderators it’s a forum to seek advice and. The difference is more of personal preferences. With a hull thickness of 25mm/1" everywhere I get a total hull skin volume of 1568 liters. F50 catamarans can travel at up to 50 knots. Total Ama volume is 2429 liters (2,429m3) each. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. In this case we are talking about foam cored fiberglass reinforced plastic. Not the greatest of modeling but useful for anyone who wants to better understand looking at the structure of the mesh. 706. A forum to discuss "do it yourself" marinizing of engines / conversion of automotive engines to marine use. The boat will be about 5' wide and 20 1/2' long. Ice - 168 lbs. 1. Home Boat Design Forums > Construction > Boatbuilding >. Big Updates: Dark Mode, Web App (PWA. Mercruiser (Alpha One, Alpha One Generation II, Alpha SS, Bravo One, Bravo Two, Bravo Three, Bravo XR Sportmaster, TRS, Speed Master), IMCO, ILMOR, Konrad, OMC, Volvo PentaBuilding steel canal boats, both narrow and wide, is a very competitive business in the UK with many builders who only build canal boats. Jacob is an ex-Air Force pilot, having flown A-10 Warthogs for many years, including two tours in Afghanistan. The client wanted a passenger boat that could carry 60 passengers. In this case we are talking about foam cored fiberglass reinforced plastic. When launched on June 7, 1958, she was the largest ship on North America's Great Lakes, and she remains the largest to have sunk there. 7m Fising boat design. So I'm new on this site and what a vast amount of info. The oily or tannin contaminated woods, such as oak and teak can receive a surface prep, that will eliminate any bonding issues. Forum posts represent the experience, opinion, and view of individual users. ft on the lower level and an additional 1000 sq. That means any UK builder who wants to stay in business needs to be efficient and cost consious. Free Propeller Design Software. It's a mystery to me why it's done like that. The structure needs to conform to the calculated loads, but the way it does this is subject to manufacturing limitations. To me it is outrageous. Fusion 360: Best Free Boat Design Software for Beginners & Mac. I recently bought a 2011 Trophy 2152 WA this year and have been going through the boat trying to stay ahead of problems that come with all boats. to sail in the protected brakish waters in Florida. 4. The propulsion system is 10. I remember it being in an old National Geographic Magazine also. What the above physical explanation tells you is that a boat will want to broach even in non-breaking waves. 3. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. Discussion in 'Boat Design' started by Taylor Waters, Aug 23, 2023. A forum community dedicated to Sailing, boating, cruising, racing & chartering. Joined: Jun 2009 Posts: 201 Likes: 3, Points: 18, Legacy Rep: 14 Location: So. Boat design and boatbuilding projects, plans, concepts, reviews, and resources. Draft: 2'-6". I want the design to be flexible to either utilize a bracketed outboard or an electric jet drive. aluminum prices. most any reasonably clear, straight grained wood usually works well. Join in the boat design & boatbuilding. I think I remember about 1000 gal. okume is 13# for same panel. want it to be pretty quick even in light breezes and open to any suggestions. Page 1 of 2 1 2 Next > Joined: Apr 2011 Posts: 89 Likes: 1, Points: 0, Legacy Rep:. Glass in and built up the aft drip edge to run water outboard of the cabin sole. Mike Waller designs strong boats, result is you have 9 mm (3/8) plywood skins where as, Richard Woods uses mainly 6 mm ply skins and less surface area at 25 foot lengths. Home Boat Design Forums > Design > Stability. At the time (about 2009) they were building bottoms as i described. Sailboat wrap: 25 to 35 yards. FirstLight, Aug 23, 2023. 5) Assemble and install electronics into the boat hull. I still don't get enough donations/payments to cover my website hosting costs even though many hundreds of people have downloaded the files so I am asking for a small contribution of $5. 13. Education. Connect with boat-building enthusiasts, share construction techniques, discuss boat design, and materials, and stay updated on the latest trends and. Home Boat Design Forums > Design > Boat Design > Maths and Ship Design. Gonzo. One owner had water rise up to the middle floor storage in the bottom of the hull. We have a 43' Jeanneau with wet plywood core in 2 floors over the aft half of the keel. The polar coordinates are measured from the z-value, given an angle and a length. The boat analized (continuos curve) is 10 metres long, Boa 3 m, freeboard 1 m, while the other curves were made increasing and decreasing the freeboard of 0. It’s suitable for logos, headlines, flyers, branding materials, and more. Discuss boat design concepts, projects, plans, reviews, resources, and general design topics. One Design Forum Generally discussion on one design sailboats. Transporting passengers to and from the island. The designer would be hard pressed to stop the sale. The other reason for this notice is that my current website, will cease to exist as of 9 March 2016. John Wiese ’s boat weighs around 500 lbs with batteries, and he claims that this homemade boat lift has been working way better than he imagined. The bow will require one more knot before it. BoatUS Members save 10% off all orders and receive free shipping on orders over $75. For example, back in 1962 we would use 3/4 inch Type A/B plywood for sheathing an ordinary framed house, and that stuff was nearly void free, at about $5. Epoxy would be my first choice in a laminated bent frame, regardless of wood species. Discussion in 'Boat Design' started by mini gt, Aug 15, 2023. Discussion in 'Boat Design' started by PsiPhi, Jun 12, 2009. Joined: Jun 2005 Posts: 5 Likes: 0, Points: 0, Legacy Rep: 10 Location: Ireland Rudderman Junior Member. Thank you! Good to know! George Rosu, Aug 19, 2022. To avoid chips and splinters, try laying an adhesive tape over the cut before marking the line; this can help protect the brittle outer gelcoat. Discussion in 'Sailboats' started by Marc555, Nov 23, 2023 at 2:12 PM. In contrast typical epoxies and styrenated resins are themosetting plastics. You could haul your boat out on dry land and the inverter will still work without any connection to "Earth" or water. 75 ounces per square yard. 2. Key Tin Foil Boat Activity Terms. - bottom profile is straight as it goes down from the base of the stem to about 45 %, then smoothly arcs. Joining sheets is not a problem. not used daily. Later Ankon Engineering commissioned their own designs by Dix called the Ankon 38 & 40 that was in fact a larger version of the "Pratique 35" and was built as a round bilge steel hull. The Cruisers Forum is one of the most popular sailing forums on the internet. I am pleased to inform about free spreadsheet applications Gene-hull dedicated to early stage design of a sailing yacht, based on polynomial functions leading to 2D faired linesplan, deterministic definition of the hull body and good regularity of the curvatures. Pick a point on the other curve and get its tangent. 4) Assemble the electronics for testing and troubleshooting. rxcomposite, Mar 22, 2023. Boat Design Net does not necessarily endorse nor share the view of each individual post. Ron, It all depends on the thickness of the plate and the dimensions between frames. 2-stroke and 4-stroke outboard motors. Long story short. if i was a designer, id want to see my designs floating, rather than charging outrageous sums. The forum has hundreds of members and thousands of guest users, plus a very consistent and dedicated member base. Boat Design Net does not necessarily endorse nor share the view of each individual post. I recently bought a little project boat for my son to do some bass fishing. Barry, Aug 30, 2023. The definitive guide to luxury yachts and the yachting lifestyle. Marc78, yes, my hull is a round chine hull (the proper term is chi n e, not chi m e), which is one of the features that define the Downeast, Cape Island, and Northumberland Strait type lobsterboats. Home Boat Design Forums > Construction > Boatbuilding > Fiberglass and Composite Boat Building > Thermoplastic Construction. Page 10 of 83 < Prev 1. Boat Info. As Messabout points out, 2. Learn more about our history. Why? Build slots are going fast for the rarified Donzi 64-24 Limited Edition. Displacement – when fluid is moved out of the way by the weight of an object placed in the fluid. Discuss multi-hull sailboat design, production and custom sailing catamarans and trimarans. Once "formed" or cured they cannot be reshaped. Sort By: Date. We just build boat using 2 waterjet castoldy 340 HC and 2 Cummins Engine @ 500 hp Rpm: 2600, design speed: 28 knots ( particular, Loa:15 m ,Lwl:13. . How To Make a Fast RC Boat. Home Boat Design Forums > Design > Boat Design > Design help needed. 2. Sailboat, multihull, powerboat, and yacht manufacturers and custom builders. Discussion in 'Wooden Boat Building and Restoration' started by Baldur, Jul 28, 2005. Deadrise at transom goes to zero degrees due to convergence of chine and keel lines. Boat values for Robalo Boats vary with boat size, type of engine, and the equipment or accessories on board. Page 1 of 3 1 2 3 Next > Joined: Nov 2020 Posts: 10 Likes: 1, Points: 3 Location: Turkey Furkan Junior Member. After reading the wise words of the professionals in these forums I realized that even with the software available I didn't have the skills to design a successful boat. So now i just got my hands on a bare 35ft Fountain hull. While the vent line allows venting ie the displaced air to allow for the fuel to fill, a result could be that the fuel process will be very slow. In plans: IRS for composite craft. It is a nominal 16 foot Sharpie constructed of 6mm Ocumee for the sides and 9mm at the bottom. Joined: Oct 2023 Posts: 1 Likes: 0, Points: 1 Location: Turkey Egelino New Member. This is done by rolling 5 mm sheets into a half semicircle with a 535 mm radius. Page 1 of 111 1. . I really like the concept of Dudley Dix’s sport boat style with a ‘retro’ twist for his Retro 29. za) The idea behind it is that it would be reasonably light, at least lighter than the kinds of angling boats currently used. DELFTship: Intuitive Free Boat Design Tool with Professional Option. Discuss production and custom powerboats and powerboat design. An open forum to generate ideas for collaborative design projects. Let's say your boat is a bit boxy. That's why the foil is not located at the bottom of the rudder. 64 pounds per cubic foot/12 x 12 x 12 = 0. The owners of The Boat Design Forums reserve the right to remove, edit, move or close any thread for any reason. In attachment a design for a leisure boat bowrider (no wake). As a condition to and in consideration of receiving and accessing Boat Design Net (boatdesign. 13 m,draft: 0. However, take any water line - say the hull 1 metre below the deck. Also here are the restrictions. EPDM is another synthetic rubber but usually not available with enough reinforcement for boat use. Home Boat Design Forums > Design > Boat Design > Compression Post Design. Home Boat Design Forums > Design > Propulsion > Jet Drives. Naval Architect (small craft) has available: 1. The marina I built my boat in made good money renting out space to unrealistic dreamers like me, who wanted to make their own boats. - RS class for composite ships. The chine widths of the boat is one meter at the widest point. 1. I'm falling asleep at the keyboard here, but I was going to try and calculate the hydrodynamic drag of a 5. Your circumstances or experience may be different. The kite - are sold by square meter area - in high aspect and low aspect ratio. The other is designed for easy building designed for slightly lower power level and is the lowest drag hard chine hull for 11kph with 70kg person plus boat. Your circumstances or experience may be different. If electing to use oak (a common choice) then use live oak, rather then white oak, if you have to option. Home Boat Design Forums > Design > Propulsion > Diesel Engines. This sampan can be found from river to sea coast, they can be small to big with engine, can load alot of cargo and punishment. Views: 3,140. Boat Design Net Home Boat Design Forums > Construction > Marketplace > Boat Molds > The Marketplace Forums can be useful for members who know one another well from forum discussions and offline communications and wish to post boatbuilding tools, drafting tools, molds and tooling, and other professional equipment for sale or trade. Joined: Sep 2021 Posts: 3 Likes: 0, Points: 1 Location: Horw, Switzerland Joerg Furrer New Member. ) for any application can be created with it. #10. That motor should drive a "2. Home Boat Design Forums > Construction > Boatbuilding > Fiberglass and Composite Boat Building > stepped hull bottoms. It has nine 2”x 2” keels on the bottom. Thanks for beginning this thread. It was formed over a foam plug with round chine and is 7. Yachtforums This. Discuss marine engines, drives, and propulsion systems. Discuss production and custom powerboats and powerboat design. 1. So your proposed three sections boat is 24ft long and 5. Discussion in 'Boat Design' started by duns227, Jun 17, 2010. Due to its special shape, only a small opening is needed in the bottom of the boat. 1. If only some areas have fairing compound applied to them, they will be harder than the surrounding bare plywood. Tideman Boats US builds in Wisconsin, though their office is in Massachusetts. 110 General applicability. cat 3196. Discuss multi-hull sailboat design, production and custom sailing catamarans and trimarans. Page 1 of 11 1. Directory of yacht designers and naval architects, gallery of design work, and active boat design and boat building discussion forums. So the boat I'm thinking about building would be something like a small bass boat. So, let's take a small boat that needs 10 sheets of 1/4" plywood. For $2700 plus another $2000 in shipping if needed, you get a rock solid hull and an engine with limited hours. Cloth weights are per square yard while chopped strand mat weight is per square foot. Floatation – a principle that occurs when a floating object displaces a weight of fluid equal its own weight. Page 1 of 2 1 2 Next > Joined: Dec 2015 Posts: 24 Likes: 5, Points: 3, Legacy Rep: 10 Location: NZ Samdaman Junior Member. It weighs 59kg including a glass clad bottom and a lot of saturation epoxy and paint. 2. A meranti Aquatek sheet, which is built to the much better BS-6566 standard is about $50, although it's not as commonly available. If this is your first visit, be sure to check out the FAQ by clicking the link above. Home Boat Design Forums > Collaboration > Projects & Proposals. View attachment 180242. . I can't for the life of me figure out why Sea Ray decided to discharge the Genset exhaust on the side of the bridge boats where the opening to the aft is. The boats refueled every other day. So a square yard of your 2. With a design payload of 80 kg, the minimum length can be 14' and the net weight is then 160 kg. While the vent line allows venting ie the displaced air to allow for the fuel to fill, a result could be that the fuel process will be very slow. Hi 65chill, Welcome aboard boatdesign. Hypalon. This is done by rolling 5 mm sheets into a half semicircle with a 535 mm radius. Shawnzoom, I also wanted to design a boat. How it looks the following: Get from CNC the plug, sand it a little bit if it needs and then applying a layer or resin (spefic for foam) to make it a little bit more stable. Cheers. 2 KB. With a resolution of 1000 pixel and a 10 m length (10000mm) the accuracy is 10 mm. § 175. A forum to discuss and share tips and project updates on fiberglass boat building and repair as well as mold construction and tooling. Threads 612 Messages 3. Mass – the amount of matter that is. My proposed building method would be the following, similar to a plywood construction but taking advantage of the Coosa properties: - Have Coosa board CNC cut with scarf of puzzle joints. Thats why barges are such nice liveaboards. 12v iPod speakers 25w. Joined:. Discussion forums: boat design, boat building, powerboats, sailboats, multihulls, design software, education, services and employment. The fully rigged Moth on the water is around 30Kg, plus the skipper, which in my case is 80Kg. Without knowing the area of the bottom of the boat, but lets say it is 80 square feet, you would only be adding about 60 pounds to the total package. I will be starting construction of a wooden powerboat of classic lines from the early 1900's fairly soon and would appreciate some advice. Discussion in 'Boat Design' started by T Brown, Nov 4, 2022. Page 1 of 2 1 2 Next > Joined: Oct 2010 Posts: 101 Likes: 12, Points: 0, Legacy Rep: 99 Location: Washington State lumberjack_jeff Sawdust sweeper. Discussion in 'Boat Design' started by CharlieDanger99, Dec 17, 2021. How it looks the following: Get from CNC the plug, sand it a little bit if it needs and then applying a layer or resin (spefic for foam) to make it a little bit more stable. Bring a bucket, some rags, and a gallon of bleach. Separate the top and bottom semicircles by 5 mm thick 800 mm wide plates either side. Joined: Oct 2023 Posts: 4 Likes: 0, Points: 1 Location: Canada Paolo DB New Member. Last edited: Jul 2, 2022. Materials are still available and overall cost to build and outfit seems to be about 3X-5X a used Searunner ($50-75K). The best part is that this DIY uses all the readily available supplies – 2’’ PVC schedule 40 pipes, 2’’ conduit, brackets, concrete, and wood. Marketplace Forum Guidelines and Tips to Avoid Fraud. Anyone can check out for. Discussion in ' Boat Design ' started by David L. One is the lowest drag hull for 75kg person and power level of 150W designed for 12kph. 5' long shaped as a NACA 0012 foil from pieces of cedar. Media Items: 3,695. A lot of drawing options are worth working on. Read More. 3. Page 1 of 3 1 2 3 Next > Joined: Jun 2010 Posts: 14 Likes: 0, Points: 0, Legacy Rep: 10 Location: can-tuck-ee duns227 Junior Member. Starting with planing hull pleasure and work boats, moving on to Aluminium. 2 applications are developed, one VE for « V » shape. Our design & boatbuilding forums and our gallery have also been growing. add to list. I recently bought a 2011 Trophy 2152 WA this year and have been going through the boat trying to stay ahead of problems that come with all boats. It makes more sense on heavyish boats, at least heavy by modern standards. Total hull surface is about 64m2. Some example RPM data (APC 12x8, 200pound load in the boat) 100W 530RPM, 200W 630RPM; 300W 700RPM. Joined: Oct 2022 Posts: 7 Likes: 1, Points: 3 Location: Chesapeake, VA T Brown Junior Member. 00 to have access to the Hull-1 plans, I'm sure you will agree that. Discussion in 'Boat Design' started by M4R1N, Oct 6, 2023. X Shore are being cautious and they're promising me 35M range which doesn't come close to diesel/gas but is good enough to base a new "philosophy" regarding transportation on. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. Sailboat, multihull, powerboat, and yacht manufacturers and custom builders. My name is Shelldon, I live on the east coast of South Africa (Durban). Diesel Engines. Home Boat Design Forums > Construction > Boatbuilding > New boater! New boat! Need help! Discussion in 'Boatbuilding' started by Dubbies, Jul 29, 2023. It's similar to the wood cored composite canoes you are familiar with, only with foam instead of wood and thicker skins. Composite is a blanket statement and means made out of several materials. Home Boat Design Forums > Design > Boat Design > 16' deep V center console build. Thread Display Options. Studies have been done that came up with figures such as 10 years for the average lifespan of an aluminum tank. 8 kWh Propulsion Torqeedo twin cruise with 4 Batteries 4 x 26-104 (lithium) which will provide a range 60km@5km/h - 12 hours. As you can see the difference is not much, but the. $4k - Jet outboard outdrive family deckboat tunnel hull molds for sale. A forum to discuss and share tips and project updates on fiberglass boat building and repair as well as mold construction and tooling. . 8' WOLF Foiling Trimaran View shows sliding seats that allow the single crew to move outboard 1. - RS class for composite ships. Joined: Apr 2010 Posts: 3 Likes: 0, Points: 0, Legacy Rep: 10 Location: Anchorage, AK Full. Back in the day, they caught maybe an average of 2, 15 pounds fish per passenger x 50 passengers (a conservative guess from the 1960s). Page 4 of 367 < Prev 1. In many situations plans for houses, structures such as bridges, dams, boats, ships, etc need to signed or stamped by a licensed engineer and/or architect either prior to start of construction, or prior to occupancy/being placed into service. ) Page 1 of 12 1. And please keep threads on topic. 3 m. Divide 9 pounds per gallon is 1. Directory of yacht designers and naval architects, gallery of design work, and active boat design and boat building discussion forums. Philippe Lapere said: ↑. Boat building is a good way to make a small fortune. Just cut two sides and lift it up 5/8", when upside down. Increase the distances between frames far enough, and that same plate will eventually buckle. For a more easy to use I suggest using Fusion 360, also free. He probably added about 500 kilos, which is about 1,100 lbs. For a 10x20 roof, 340 pounds sheathing. Builder's Sail Boats. That’s 4x1. We “know” that at 5. Cacciatore Naval Architect and Marine Engineer. The actual drawing and offsets precision. #14. I'm in middle school and I have to create a sailboat for a project and race it against other classmates. Here are some tests made with this program and with the code I created with the internal manual editor and its CAD. Boat Design Net does not necessarily endorse nor share the view of each individual post. Boat Review: Dagger Green Boat Kayak.