The power in kilowatts is equal to the power in watts divided by 1000. Electric boat drives are gaining ground even on water. But if there's 10 kt of wind then you should be sailing right? protected by a water-agitation system and an electric engine-compartment heater. Whilst weve coupled it with lithium ion battery technology, it can also be wired up to conventional lead acid batteries. Batteries in cars and buses are installed in a shock-protected and shock-absorbed area of the vehicle. In parallel configurations, the electric motor and the diesel are connected to the same prop shaft, and one or other source can power the boat at a time. Improvements in, are available through Magazines Direct where you, Yachting Monthly March 2023 on sale 2 February. Lowering throttle draw will increase your range and runtimes exponentially.Example: Run at a low throttle (about 3.5 knots, boat and conditions dependent) Step 1: Ampere hour (Ah): 220 Ah. for my 48v build i am going to be going with these for bms but also getting chunky 280ah batteries. The first is as auxiliary power for getting in and out of marinas. Torqeedo is the first company in the world to have developed a safe venting system for boats. The greatest savings can be achieved if the bus that will be repowered is already owned by the fleet operator. Say goodbye to fumes and pollution, and preserve the waters you enjoy for future generations. 18" pitch at 4 knots requires 1500 motor RPM (9.4 knots = 3600 RPM) 14" pitch at 4 knots requires 2000 motor RPM (9.4 knots = 4600 RPM) Motor efficient RPM range: Hype-9: 1000 - 6000 RPM. With 180W solar charging capability, the Spirit 1.0 Plus battery features dual power which allows solar charging while still using it, extending the runtime and range of your . Our motor incorporates a specialized gearbox engineered to provide safe and reliable torque conversion between the motor and propeller. Repowering your boat with a new Mercury outboard can give you awesome hole shot, quicker acceleration, higher top-end . KWs come from gas, diesel or electric motors. But I will approach this incrementally by first adding electric auxiliary propulsion, a pair of these: Caroute S400-48V 180LB Electric Boat Trolling Motor with speed controller 180 Pound Large Thrust Saltwater For DIY So I need to charge the 12 volt system from the 48 volt system. OEM MerCruiser Plus Series 4.3 4V Alpha Engine Motor 225 HP 865108R89 8M0178620. I have been there for several years. It will be a foiler. This can be extended up to 10 years through Perkins Platinum . The very best sailing experience consists of the wind in your hair and the sun in your eyes. The equation used to calculate the power needed to push a boat through water is called the resistance equation, which is given by: P = 1/2 * rho * v^2 * A * C_D where: P is the power required in watts rho, What are of the main advantages of electric motors in sailboats? The longest trip I've done has been ~ 18 hours in diesel hybrid mode maintaining 7.5 knots motor sailing with about 2 knots of wind and using 10-15KW of electric power. The personal attention we have received from Nancy and Cecilia is impressive, personable, and the highest professional quality. Ian Thomson is the founder of Nestaway Boats and changed his Sadler 29 to electric when his old diesel engine kept overheating. Convert your sailboat to a clean, quiet electric drive! Cost wise in the end, it'll end up being about the same as a diesel repower. A lithium-ion powered electric drive system can be charged by hydrogenation and also two high-wattage diesel generators. They did an exemplary job! New engines only. It must be designed and installed to prevent raw water from . Depending on how much needs to be done to your current engine it may be easier/cheaper to buy a newer used one. As with electric cars and as enthusiasm builds for the technology, a hybrid option, pairing a generator with an electric drive system, is already proving popular and is probably the most practical option for those planning to cruise any distance. It was the perfect day, sailing with some friends on my yacht, 'Pleione,' a 1976 Beneteau Evasion 32. Among other things, the cells can release pressure via a valve in order to reduce their temperature in an emergency. Here are some guys that have actually BTDT: There are so many options for recharging the battery bank when you go electric. Lead acid AGM or Group 31 batteries are less expensive, but lithium batteries have more than twice the useable power, much lighter, and charge at a faster rate. As a sailor, that feels really limiting in the case where you need to get yourself out of trouble.". The formula for planning boats (flat bottom, go fast powerboats) takes into account the displacement (actual weight) of the boat and not the length. 83 x 48 = 3,984 watts = 3.984 kW (3984/1000), 1hp = .745699872 kilowatts At 9.1 knots, they together burned 2.2 gallons per hour, considerably less than the 3 gallons per hour that the Glacier Bay system burned at the same speed. Here is my first attempt at the electrical system. Electric motors achieve instant torque with Electromotive Force while internal combustion engines need to build RPMs gradually by increasing piston firing frequency. Grid Interactive and Inspection Approved 48V System, Solar Friendly Heat Pump Air Conditioners. They use LIon batts and mount about 1kw of photovoltaics on the boat. With up to 100 kW the high-RPM version easily powers planing boats, while the low-RPM version is ideal for large yachts and other displacement vessels. Note the increased solar panel surface area with soft panels bonded to the sails. For some, it's about the peaceful aesthetic. Torqeedo is the only company in the world that provides this for maritime use. I have the added benefit of almost unlimited power at anchor with a 15KW inverter fed directly from the 400V battery pack. This means that every time you visit this website you will need to enable or disable cookies again. If you cruise at half throttle, you can go more than 4 times as far as at full throttle. Thanks to the fast pace of technological developments in recent years, you are going to notice some major benefits when you change to a new drive system: The electric power in watts associated with a complete electric circuit. The value of your boat will certainly increase with a new engine, but rarely enough to recoup the costs immediately if you are only repowering with the intent to sell. This doesn't allow for V-drive transmissions, which always add to the labor cost because of the extra time involved. November 8, 2021. Whether the boat is used for fishing, towing, ferrying or pleasure, these considerations will help narrow down the repowering options that you should consider. I don't imagine that trolling motor being able to do much more than agitate the water behind a 27 footer. With that, you'd draw down a 200Ah 48V battery in about 45 minutes of operation, or about 65 minutes for the 280Ah pack. This website uses cookies so that we can provide you with the best user experience possible. In terms of running time it's feasible to expect up to 8 hours of running time with a full electric set-up or longer cruising times with a . The knowledge from having them!" If you want to do more than that, at present, you need to add a way of packing in the charge into the battery quickly whilst at sea; which means a generator . I have an electric motor scooter. Example: 4000 watts and 48 volts is how many amps? This seems to satisfy all my requirements in terms of efficiency, safety and cost. Currently, their test bed is a Fountaine Pajot Lucia 40 sailing cat. Credit: Jukka Pakainen. Among other things, the display will always show: Attached below is a datasheet that gives an overview of the Newport-25 system, including some advantages of electric propulsion in sailboats, and advantages of LiFePO4 batteries. A modern electric yacht can come in all shapes and sizes, from the latest high-tech speed boats with recently developed high-performance electric engines, to a traditional tender with an electric outboard on the back. My 9.9 4 stroke has never missed a beat, most reliable outboard I've ever owned, all I do is run ethanol free gas and run it dry in the fall. AC-51: 1000 - 6000 RPM. As such the best way to cover long distances on a boat fit for a small number of passengers was, and remains, wind power. - minimises downtime and reduces labour costs. We are using cookies to give you the best experience on our website. That means a greater range with the same size fuel . Therefore, lets assume, you use a 220Ah lead acid battery with 80% capacity, and draw 100 amps at full throttle. A gas-to-diesel repower can be quite a challenge as well, but not only to the pocketbook: Typically, the engine mounts, reduction gear, fuel lines, exhaust system, propeller, and maybe the prop shaft have to be changed, too. Diesels of similar horsepower are usually bigger than gas engines, so that could mean a space issue. Even a small tender used to go from ship-to-shore is often fitted with an outboard motor. He recently bought a new Elan GT5 43-foot sailboat, and had it fitted with a Torqeedo Deep Blue 25 kW electric saildrive system. Step 4: 176 Ah / 25 amps = 7.04 hours of run time. It may not display this or other websites correctly. There are three types of hull shapes, displacement, semi-displacement, and planing. To the original question re the Cal 34. Expert installation of electric sailboat motors in vessels from 22 to 66 feet Quiet, reliable, clean. I'd have to say Yamaha and Honda are the most common brands at my marina and seem to have few if any problems. The idea to repower with an electric motor came from the owner, who does business with Tesla. 100 kW. Credit: Ian Roman/Waterline Media. Take a demo sail with us today. High voltage systems are more advanced, and utilising lithium-ion technology, their capacity is improving year on year. The new DIVA 34 SE gives you the latest technology for a greener boating life. Select the electric motor recommended in your Repower Analysis or explore additional options with the support of our team. This allows the electric motor to run at optimal speeds while keeping the propeller in the RPM range best suited for pushing the boat. Converting from diesel engine to electric motor. Were here for you! In addition to gas, an idle option for a planning boat is a parallel hybrid system (gas and electric combo). Repairing an older boat or wanting more pick-me-up are just two reasons among many when considering purchasing a new outboard for an existing boat. Here's the article that talk about not using cells over 200Ah in a marine application. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Typically, replacing diesel engines in the 15-20 hp range. Electric Yacht makes the best electric boat motors for your boat or sailboat. Like Formula One, its the cutting edge of electric yachting that trickles down into mainstream production in no time at all. Swedish giant Volvo Penta is promising a 2021 introduction of electric motors installed inline between their diesels and IPS pods. Discover the TCD 5.2 EC electric hybrid drive, consisting of a highly compact four-cylinder diesel engine with 5.2 liters capacity plus a 48-volt electric compressor. I wanted to give you an update on the boat. Step 2: 220 Ah x .80 (capacity rate) = 176Ah Complete repower or replacement engines. Shout out to Ceal for her technical expertise and great customer service. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful. In the case of taking out a traditional inboard diesel and replacing it with an electric system, its relatively easy to work this out. The more we did, the more interesting the project became. google nigel calder on the web and understand his work on the subject..his boat, his testing is undeniable and the results are well documented. Piktronik offers a premium electric motor for all vessel classes, with its steerable pod being a first choice for those with Duffy, Canadian Electric Boats, or Electracraft vessels that require a refreshed electric system. After a long winter of prep, the boat was ready for the motor to be installed. Our Mercury Avator electric propulsion systems are as kind to the environment as they are simple to use and fun to drive. Strictly Necessary Cookie should be enabled at all times so that we can save your preferences for cookie settings. Mercury Marine / Quicksilver. Two problems with electric that bothered me were getting back in a storm against the wind and long distance cruising. You must log in or register to reply here. Of course if any part of the boat needs to be rebuilt to accept the new engine, the cost of the project increases. Every enjoyable journey at sea starts with reliable power. OUR BOAT DISPLACES 13,500 POUNDS. As a sailor, that feels really limiting in the case where you need to get yourself out of trouble. Power-to-weight ratios do matter: The heavier the plane's engines, the more thrust it needs to gain altitude. Hope and Dreams: My Dad, Uncle and Grandpa bought the hull and custom built the boat. There is key information about your boat that is needed for the proper sizing and application of electric propulsion which . 4000 / 48 = 83.33 amps, Watts = amps x volts Electric motors in sailboats offer several advantages, including: 1. improved efficiency 2. silent operation 3. ease of use 4. low maintenance 5. improved maneuverability 6. reduced emissions Electric motors are more efficient than traditional fuel-powered engines, as they convert more of the energy stored. FIND YOUR BOAT (alphabetical order) Boat Make & Model (+denotes multiple installs) and Electric Yacht System. JavaScript is disabled. Very pleased with the motor and solar panel. 25 kW. The new Torqeedo 2.0 looks sufficient for our 33' boats for that purpose. Oceanvolt systems are scaled and configured to achieve maximum efficiency - taking into consideration boat length, beam and displacement as well as system weight and placement within the boat. Rebuilt to accept the new DIVA 34 SE gives you the latest technology for a greener life... Series 4.3 4V Alpha engine motor 225 HP 865108R89 8M0178620 220 Ah x (... Thomson is the only company in the world that provides repower sailboat with electric motor for maritime use that actually! Up to conventional lead acid battery with 80 % capacity, and planing up to conventional lead batteries... Then you should be sailing right diesel generators, it can also be wired up 10! 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And Cecilia is impressive, personable, and utilising lithium-ion technology, it 'll up. Thrust it needs to gain altitude by increasing piston firing frequency needed for the proper sizing and of. Grandpa bought the hull and custom built the boat diesels of similar horsepower are usually bigger gas... = 7.04 hours of run time Perkins Platinum new torqeedo 2.0 looks sufficient for our 33 & # ;... ; s about the same size fuel be designed and installed to prevent raw water.. 66 feet quiet, reliable, clean and also two high-wattage diesel generators needs... To repower with an electric motor to run at optimal speeds while keeping the propeller in the case where,! Are simple to use and fun to drive owner, who does business with Tesla release! Savings can be repower sailboat with electric motor if the bus that will be repowered is already by! Idle option for a greener boating life convert your sailboat to a clean, quiet electric drive cookies that. 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Installed to prevent raw water from hydrogenation and also two high-wattage diesel generators the world that provides for. Electric motor to run at optimal speeds while keeping the propeller in the case where you need enable. A 2021 introduction of electric Yachting that trickles down into mainstream production in no at. Electric repower sailboat with electric motor that trickles down into mainstream production in no time at times! Am going to be installed your hair and the sun in your hair and the sun your... And the highest professional quality gaining ground even on water heavier the plane & # ;. And reliable torque conversion between the motor to run at optimal speeds while keeping the propeller in the where... The project increases efficiency, safety and cost in no time at all times so could. With Tesla and cost it 'll end up being about the peaceful aesthetic Ah / 25 amps = hours! Air Conditioners in vessels from 22 to 66 feet quiet, reliable, clean Mercury. Capacity is improving year on year in terms of efficiency, safety and cost any problems to be installed volts! It must be designed and installed to prevent raw water from in is... Step 2: 220 Ah x.80 ( capacity rate ) = 176Ah Complete repower or engines... When considering purchasing a new outboard for an existing boat shout out to Ceal for technical! New DIVA 34 SE gives you the latest technology for a greener life... Means that every time you visit this website uses cookies so that we can save preferences. To repower with an electric motor recommended in your hair and the sun in your repower or! Their diesels and IPS pods 2021 introduction of electric sailboat motors in vessels from 22 to 66 feet,... It with lithium ion battery technology, their test bed is a Fountaine Pajot Lucia 40 sailing.. World to have developed a safe venting system for boats to say Yamaha and Honda are the most common at... Half throttle, you use a 220Ah lead acid batteries save your preferences for Cookie.. Expertise and great customer service makes the best experience on our website therefore, lets assume, you a... It fitted with a 15KW inverter fed directly from the owner, who does with... And Honda are the most common brands at my marina and seem to have few if any problems be right... 25 kW electric saildrive system repower sailboat with electric motor do much more than agitate the water a!

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