With a dedicated e-bike engineering resource in Switzerland, the strategy is clearly to control its own destiny and pace of development with e-bikes. Top EV Racing's dragster powered by four HyperPower QFM-360-X electric motors. The Lohner-Porsche petrol-electric hybrid of 1900, for example, was powered by electric motors built into the hubs of its big, balloon-tyred wheels. Given the importance of torque density to an in-wheel motor, Elaphe has built the L1500 with an outrunner configuration, with the rotor directly driving the wheel as it rotates. The idea has been around almost as long as the automobile, In fact, Ferdinand Porsche, founder of the famed German auto company, mounted a pair of hub motors that used electricity from a. The Greyborg frame used a rear hub-motor, so they could leave as much frame space as possible for the battery, and the most powerful rear hub available was the Crystalyte 5-series. Its what we call our multiphysics approach, says Lampic. A disadvantage is that instead of sophisticated cadence sensors, the Mahle system requires a torque conversion sensor between the rear hubs rotational speed and cassette motion, to calculate and initiate assistance. 3D CAD: SolidworksMultiphysics tools: Abaqus SimuliaMultiphysics tools: Altair HyperworksCNC machining: Hartford, CNC machining: HeidenhainCNC machining: PinnachoCoordinate measurement: Brown & SharpeAutomated winding machine: in-house, Castings and stampings: MWS and other, undisclosed suppliers, MCU: Inineon TriCoreBraking components: APG and other, undisclosed suppliers, Testing systems: DewesoftTesting systems: Kistler. Put simply, power is torque multiplied by motor revs and in-wheel motors dont spin very fast. Find many great new & used options and get the best deals for iMortor 36V 350W Front Wheel Hub Motor Electric Bicycle Conversion Kit eBike at the best online prices at eBay! Torque: 400 Nm. Also, it is generally similar, but not the same, as the battery electrical "horsepower" output. Likes the BMW i3, but it's just too damned wide An excellent analysis of in-wheel motor pros and cons, John. Tesla's most powerful electric Cybertruck comes with triple motor all-wheel drive. Rad Power Bikes' RadRunner Plus is a 20-inch fat tire mini folding electric bike packed full of features and power, enough to take on any job you need. Where FSA deserves credit, is equipping the motor with a diversity of output sensors: including one for torque and two for speed. It will be interesting to see how road and cargo frame designers approach Shimano's EP8 over the next few years. The Most Powerful Electric Motor in the World A high temperature superconductor (HTS) developed by Northrop Grumman Corporation and tested by the U.S. Navy holds this title. A powerful mid-drive motor designed to haul loads. For example, thermo-mechanical simulations are carried out to examine how the air gap between the rotor and stator might deform as a result of severe heat and shock. The Lectric XP 3.0 is a striking e-folder with 3-inch-wide tires on 20-inch wheels and an industrial-styled forged-aluminum frame. On the other end of the scale, some 1,000W bikes have lackluster performance, simply because the batteries or controller were skimped on. For example, e-motors on heavy commercial and off-roading vehicles will endure higher external loads owing to harsher interactions between tyre and the road. This changes the shape of the air gap, which causes vibrations as well as loss of efficiency owing to the increasing resistance to magnetic flux between windings and magnets where the gap widens, and decreasing flux resistance where it shrinks. The number of magnets we install varies but is quite high, usually exceeding 40 on the L1500. This makes the mini pickup truck great for children three years and older, for use both indoors and outdoors! These cookies do not store any personal information. Several suppliers, including Elaphe, Protean and Nidec, have developed in-wheel motors. Wilier. The ideal candidate will be a $400 mountain bike with 26 inch wheels and cable pull disc brakes. Its development originated in the early 2000s, with intended (and achieved) benefits including improvements in specific torque, energy efficiency, ease of assembly and ease of cooling relative to traditional coil-winding approaches. Rated Power: 5000W Voltage : 48V-120V KV : 9KV Max torque : > 250N.M Efficiency : > 90% Hall sensor : yes, have two sets, one is for spare Temperature : Yes Drop out : 150mm Axle size : 10mm x 16mm Brake : disc brake PCD6*44mm Freewheel : single freewheel Net weight : 12 . These are some of the fastest e-bikes . $430.99. The Bosch Cargo Line also plays nice with both internally geared hubs and traditional derailleur drivetrains. Class 1 - Includes e-bikes without a throttle and a 20mph max assisted speed. This motor is the culmination of my careers effort and a notable milestone for our team to now have the (motor) in production, with volume assembly running in parallel, he said. That would probably have reduced the rate of adoption, owing to the higher initial price point. US-based Lordstown appears to be the manufacturer closest to production. Being Elaphes largest and most powerful in-wheel motor yet, the project represented new territory for everyone involved. We have patented this approach, and since then some major OEMs have adopted helical multiphase wave winding, but weve kept developing our automated winding machinery and stator testing procedures. The latest race content, interviews, features, reviews and expert buying guides, direct to your inbox! BA1 1UA. See Elaphe Christmas video and Happy holidays! We also use third-party cookies that help us analyze and understand how you use this website. 85 percent of the available kinetic energy in the Protean Drive can be recovered during braking.The motor does not require external gearing, drive shafts, or differentials. Until today, the world's most powerful production car was the all-electric Rimac C_Two, which makes a puny 1,914 horsepower. Lightyears efficiency-obsessed engineers designed the motor used in the Ones wheels from scratch. Even with these added components, a chassis-mounted electric motor assembly is a remarkably compact thing. As Lampic notes, every component in each L1500 must be designed for multiphysics efficacy, capable of handling many different kinds of thermal, structural and electrical loads. Copyright 2021 High Power Media Ltd All rights reserved. Heres how it works. On the chassis, the environmental and structural loads on the inverter are far lower, and it does not contribute any unsprung mass or thermal constraints there, as it would inside the wheel. The Lightyear One isnt anything like the Lordstown Endurance, but it also features four in-wheel motors. The AW 26inch Rear Hub Motor Conversion Kit only comes as a rear wheel hub motor with a 7 speed freewheel on a 26 inch wheel. Some of the potential areas where we might see the motors turn up include aerospace applications, mining, high-speed rail including hyperloops should the technology eventuate, and yes, even hypercars. Mountain bike designers have readily adopted the new EP8 system, but Shimano says that its compact size and linear power delivery, calibrated to run seamlessly at high cadence, is perfectly adaptable to commuter and touring bikes, too. In most electric cars, the motor is found on one axle and in four-wheel drive cars there will be two motors, one on each axle. Best Front-Wheel Conversion Kit: Bafang 48V 500W Front Hub Motor Electric Bike Conversion Kit. The low motor mass also makes Specializeds SL1.1. The L1500 has been designed to enable it to be used in a wide range of OEM EVs and HEVs. The battery is integrated into the frame, which . The only limitation is me, the rider. But opting out of some of these cookies may have an effect on your browsing experience. It is a very responsive system and also includes a power cut off brake system which is a good feature . England and Wales company registration number 2008885. BAFANG BBS03 HD 48V 1000W Mid Motor Ebike Conversion Kit T42. Saietta claims a 10-kW continuous power output from a 48-V battery. All Rights Reserved. There should be heaps of bonnet space after chucking out the ICE and all its 20th century stuff, but OK perhaps the boot/trunk space might suffer a bit. Rotational speed: 1,500 rpm. The result is a compact mid-drive motor that delivers 50Nm of torque output, which is entirely adequate for any inner-city gradient you might have to ride up. That's right - even more power than the V10 R8.. Also, ground-induced or roadinduced loads consisting mainly of vibrations and bending moments can act on the e-motor via the tyre. Elaphe Announces Production of Worlds Highest-Performance In-Wheel Hub Motor. As long as you can do those two things, this motor will continue to deliver power to the drivetrain. It's been around since 2003, and in 2014 Bafang established a US arm to better support the US. Yamaha has five support mode options with the PW-X offering 320% support in the EXPW mode. In-wheel motors have a tough life. As a result, each customers motor can be customised to a degree to modify the rotor and stator interfaces to accommodate their preferences in peripheral components such as the brakes, bearings and other internal parts. When you choose to design a dedicated, integrated inverter, you essentially lock in the in-wheel motors specs, so any car using those wheels would need a lot of resources to be kept up to speed with developments in inverter technology, Lampic concludes. At that power level, this bike is designed for private land or OHV areas. Our multiphase wave winding helps increase the packing density of copper, which reduces current density across the length of the conductor. This is because most electric bicycles are trying to mimic the feeling of a bicycle, which makes total sense. The companys motor control software has therefore been developed with a modular and common architecture to enable compatibility with varying inverter hardware, as it expects future advances in inverters to rapidly enable higher switching speeds and therefore further improvements in motor control and efficiencies. The Protean Drive. And, its dual motors gives it more power than most electric scooters its size. The advantage, compared with hairpin stators, is that our overhangs are much shorter, meaning less losses, Gotovac says. Accurate torque and speed data enables an e-bikes control algorithm to deliver a natural feel, when matching your cadence with some additional watts. It is the world's first 36.5 megawatt (49,000 horsepower) HTS ship propulsion motor. Peak power is an average 55Nm, which isn't a lot, but it is marketed at riders with adequate fitness who want to ride further, in less time, instead of those cyclists who require a lot of pedal-assistance all of the time. All in all, the X1-Pro is an easy contender for the best hot rod conversion motor on the market today. He and his team have been working on the dragster and its technologies for the past eight years, and developed many of the parts they used in-house since there was simply nothing on the market. The Cargo Line is one of the newer Bosch mid-drive motors and has some tidy upgrades. (And great at supplying near-instant extra power when needed). 1000, Ljubljana 750W Utility eBike. GM also invested a reported US$75 million in the company. In addition to its in-house testing facilities, Elaphe also sometimes uses third-party testing facilities for more conventional or specialised tests, such as for vibration, shock, environmental IP rating and EMC. Necessary cookies are absolutely essential for the website to function properly. At a nominal voltage input of 370 V, its maximum power output is 113.6 kW (at a speed of 1480 rpm), as well as a maximum tested torque of 1500 Nm. Furthermore, wrapping wire in this way creates significant overhangs of copper, with strands sticking out from stator teeth (owing to the high number of turns around them) or protruding as they cross from one tooth to the next. In our standard, publicly known solutions, we construct the rotor with surface-mounted permanent magnets, although we are familiar with other ways of designing and installing the magnets if the application or customer requires their use, Gotovac says. Future Publishing Limited Quay House, The Ambury, This gets a bit complicated, so pay attention. Perhaps an innovative boutique frame brand will be daring and integrate it into a road-going e-bike application soon. Brand Name: Flipsky Electric skateboard / Longboard Motor type: Bldc belt motor and hub motor 1. "You can optimize your propeller because you don't need an exhaust in the middle of that prop, so that helps a lot," Kist said. Then the issues of cost, shock-proofing, brake packaging and unsprung weight also have to be taken into account. Having electric motors instead of gasoline-powered engines makes Teslas able to accelerate far quicker than most standard cars. Hydrogen electric vehicles, often called hydrogen fuel cells vehicles (FCEV), drive the same as regular EVs. There is an alternative, and its the one currently preferred by all mainstream EV manufacturers. Direct-drive hub motors are also fairly widely used in electric bicycles. As with most things in cycling, the issue is differing standards. The selection of an adhesive for bonding the permanent magnets in their slots is tested and validated in a similar way to the structure of the rotor and stator. Maybe Lordstown, Lightyear and others will change the situation, but it seems unlikely theyll change the minds of manufacturers using chassis-mounted motors with reduction gears and differentials. Fazua has been engineering mid-drive motors since 2013 and it understands the issues around frame integration. Of course, e-bike motors come as part of the bike itself and aren't yet a component that you can swap out and upgrade, so it's important to know what you're getting into when choosing from the best electric bikes. It is the strongest hub motor available, and can convert any bike into an electric bike. The Quark electric motor, from Koenigsegg, is the latest. I think Lotus did some research on the unsprung weight issue and concluded it was a matter for good suspension design and not a no-no, but certainly the environment to which an in-wheel is subjected is not great. MSRP: $1,899. Press Release: Elaphe and McLaren Applied pave the way for highly efficient and hyper-responsive EVs with strategic partnership. The company will begin low-volume series production in the fourth quarter of 2019. The 5-series motors are very large, and they are also very heavy. L1500 The most powerful compact in-wheel motor ever produced. HyperPower said ten of them could be mounted on a common shaft to deliver 13,400 hp. Toyota bZ4X quick review: Driving global giants first Aussie BEV, EV or BEV: Electric vehicle or battery electric vehicle, FCEV: Fuel cell hydrogen electric vehicle, iPhone maker Foxconns Android open-source EV platform, Why burning hydrogen in an ICE is an awful idea, EV ute overload: The electric pickups coming soon, The electric year ahead: Every EV coming to Australia in 2023, Complete guide to rebates, discounts and incentives when buying an EV in Australia, VIDEO: Why the 4S is all the Porsche Taycan you need. Since rotors are made mainly from magnetic steel, theyre heavy. The conductor bands can have a round or square cross-section, as well as a tangential shape to u-bend around each stator tooth to the next, with at least one continuous band per phase of the motor (unlike the many separate bands used in hairpin stators). Subscribe to our weekly newsletter! There are two motors at the rear and a motor at the front so that it completes 0-100 kmph in just 2.9 seconds And it can reach a top speed of 210 kmph (130 mph). Elaphes approach to such testing is based on the ISO 16750-3:2007 standard for environmental conditions and testing for mechanical loads on electrical and electronic equipment. Bafang is one of the largest and most well-known electric bike motor companies in the world. To flesh out the ideal design of the housings and motor interfaces, Elaphes technical specialists perform topological optimisations. The latest of those is the CE derivative, specifically engineered for commuter cycling. Revealed in 2019, this ultra-aerodynamic and very expensive five-seat sedan from Holland is scheduled to go into production late this year. At each stage of this approach, we have worked on the basis of analytical equations that have afforded us an insight into holistically optimising our motors designs and dimensions, to meet a broad envelope of performance and environmental requirements as well as other evaluation criteria.. Want the latest EV news and reviews delivered to your inbox? That allows us to focus on our core competencies in stator and rotor design, and saves us quite a bit of overengineering.. Having been filtered through the industrial designers guidelines, the stator and rotor designs are then evaluated (together with connected structural interfaces for a holistic motor simulation) using multiphysics finite element analysis (FEA) testing. Sponsored. Check latest price on E-Wheels 2. This choice is driven by a range of reasons. This Slovenian outfit has a licensing agreement with Lordstown. . And in-wheel motors tend to be heavy things. These begin with a vague CAD approximation of each component with a target level of structural stiffness, then repeatedly exposes them to different load simulations, (including differing combinations and quantities of them), over several dozen iterations. Unveiled in 2019, the L1500s design was based in the early stages of its development on the M700. Which motor to choosea mid-drive or hub motoris one of the most . Key persons of this project explained the backstory regarding development of this compact, lightweight direct-drive system that combines a motor, inverter, and brake into a single unit. The best e-bike motors will balance the scales between power and weight, to offer maximum pedal assistance without weighing the bike down and holding it back. You can switch out the stock controller, rated for 65 amps, and easily swap in an ASI BAC800, which has a higher rev range. (adsbygoogle = window.adsbygoogle || []).push({}); Surprisingly, the motor is easy enough to install, has a clean form factor, and encourages customization by design. Full-scale production should begin in September 2021, and the company says its holding 100,000 (non-binding) pre-orders for the big double-cab pick-up truck. Attendees of the expo can learn more about the technology at booth #324 at the Stuttgart Expo where Elaphe personnel will be on hand to provide an overview and answer other questions. Nissan X-Trail e-Power review: Is it better than a Toyota RAV4 Hybrid? In comparison, the two electric motors used in Jaguar's I-Pace weigh 88 pounds each and deliver just 200 hp. The L1500 D-version in-wheel motor has been optimized for small-series manufacturing. Electric motors are much more efficient at driving wheels than internal-combustion engines, and in the case of Top Fuel dragsters, the cars running over 5,000 hp are slipping the clutch for half their runs, according to Fragomeni, meaning they're not using the full power they're making. External loads depend greatly on the kinds of vehicles integrating the motor, as changes in driving styles, driving cycles and vehicle occupancy result in changes to the vehicles mass and centre of gravity (CoG). An electric generator is mechanically identical to an electric motor, but operates with a reversed . powered e-bikes feel a lot more like a traditional road bike to ride, with regards to handling agility. If you're buying them new, you find these through local EV parts suppliers - there's a list of US NetGain dealers here. Examples of these are thermo-echanical stress due to excess heat from electromagnetic losses in the copper windings, steel laminations and permanent magnets, and frictional losses in the bearings and seals. In-wheel powertrain can also help reduce the overall required battery capacity and cost. The technology allows for complete design freedom and the potential for increased regenerative braking. From golf cars to ocean liners with electric drives you will see both of the basic options - synchronous and asynchronous (induction). Images related to this article can be found at https://in-wheel.com/media-gallery/all/. The manufacturer has videos and tutorials online, and in print, but honestly, with a bit of bike know-how, the installation isnt hard. Bosch-made in-wheel motors are popular in small electric motor scooters, like those produced by the Chinese brand Niu. These must instead be transmitted through the rim and bearing and into the knuckle (before continuing on to the vehicle chassis). In-wheel motors are subject to far more impacts and stresses over their lifetime than any e-axle motor, as they are constantly in almost direct contact with the road. In recently performed track testing of the L1500 in-wheel powertrain in a modified electric prototype vehicle, the car achieved 3.5 sec 0-100 km/h acceleration time. He's now established HyperPower in order to commercialize some of those developments. Cars on the road expect motorcycles to be fast and loud, and they have bigger lights and safety features. This rests on putting the bearing and the motor through cornering, endurance and durability tests (in accordance with SAE standards J328/2016-03 and J328/2005-2) to see how it sustains loads (reducing their transmission to the rest of the motor), and whether contact in the air gap occurs at any point. In the end, the supercar's four electric motors deliver a combined 1,470 kW (1,971 horsepower) and 1,254 pound-feet of torque, but the Evija is still recognized as the most powerful EVs in the . Description Inquiry Us QS212 10inch 7000W Hub Motor 70H V4 Type Motor Specification: Motor Type: BLDC Hub Motor with Permanent Magnet Motor design: Double axle out with 10inch rim Rim size:2.15-10 Matching Tire: 3.0-10, 3.5-10,100/90-10,90/80-10 Magnet Height: 70MM FSA is renowned for its lightweight composite components but the company has invested meaningfully in e-bike motors, too. As we see it, the expected trajectory of transistor advances is too fast to commit to one specific technology that we can confidently wrap our motors around, Lampic says. We have a bombing motor with max voltage and batteries that can handle a high discharge rate. Founded in 2018, the start-ups plant in Lordstown, Ohio, was bought from General Motors. The company has software scenarios (and dedicated test tracks, which would be used for road-proving the motor later on) for driving over potholes, brick roads, speed bumps, embedded rock paths and other surfaces to examine how the motor handles the repeated impacts and harmonic stresses of such use. Rider research showed that Boschs engineers had to improve the low-speed cadence matching of their Cargo Line motors. The combination of the maximum Hertzian contact stress and the strain corresponding to the maximum allowed air gap deviation yields a specific bearing requirement, called the tilting stiffness, which is typically between 7 and 10 kN/ and which also encompasses extreme cases, Gotovac says. As a result, all wheel integrations using the motor will also incorporate standard, off-the-shelf automotive bearings and braking systems (of which a range exists), including standardised brake rotors, calipers and electronic parking brakes. In 2018 High Power Media launched E-Mobility Engineering as a quarterly magazine focusing on the electric and hybrid vehicle industry, providing concise coverage of the array of engineering challenges presented in this fast-growing market. ; horsepower & quot ; horsepower & quot ; horsepower & quot ; &. Be a $ 400 mountain bike with 26 inch wheels and cable pull brakes... Frame designers approach Shimano 's EP8 over the next few years motors used in electric bicycles are trying to the! Also use third-party cookies that help US analyze and understand how you use this website convert any bike an., simply because the batteries or controller were skimped on has been engineering mid-drive motors and some... Boutique frame brand will be a $ 400 mountain bike with 26 inch wheels and cable disc!, like those produced by the Chinese brand Niu design of the,... 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And into the frame, which fairly widely used in electric bicycles opting out of some of those is strongest. Shorter, meaning less losses, Gotovac says traditional derailleur drivetrains HTS ship propulsion motor even with these added,... Brand will be a $ 400 mountain bike with 26 inch wheels and an forged-aluminum... Scheduled to go into production late this year at https: //in-wheel.com/media-gallery/all/ the housings and motor interfaces, technical. Be transmitted through the rim and bearing and into the knuckle ( before continuing to. Other end of the conductor just 200 hp other end of the housings and motor interfaces, Elaphes specialists... S most powerful compact in-wheel motor ever produced with some additional watts one for torque and data. Adoption, owing to harsher interactions between tyre and the road expect motorcycles to be used in electric bicycles reserved! Higher external loads owing to the higher initial price point differing standards and asynchronous ( induction ) the for! Lordstown, Ohio, was bought from General motors a bombing motor with max voltage and batteries that can a..., as the battery electrical & quot ; output frame, which reduces current density across length. We call our multiphysics approach, says Lampic its development on the other end of the.. Much shorter, meaning less losses, Gotovac says natural feel, matching! Makes Teslas able to accelerate far quicker than most standard cars Flipsky electric skateboard / Longboard motor:! And speed data enables an e-bikes control algorithm to deliver 13,400 hp (... Overhangs are much shorter, meaning less losses, Gotovac says nice both! Electric motor scooters, like those produced by the Chinese brand Niu end the...: including one for torque and speed data enables an e-bikes control algorithm to deliver a natural feel when. Licensing agreement with Lordstown to control most powerful in wheel electric motor own destiny and pace of development with e-bikes it a! Or controller were skimped on your cadence with some additional watts and that... This Slovenian outfit has a licensing agreement with Lordstown, is the CE derivative, specifically engineered for commuter.... Motor yet, the issue is differing standards varies but is quite high, usually exceeding on. The knuckle ( before continuing on to the drivetrain put simply, power is torque multiplied motor... To most powerful in wheel electric motor support the US Mid motor Ebike Conversion Kit assisted speed our are... Was bought from General motors cost, shock-proofing, brake packaging and unsprung weight also have be! Million in the Ones wheels from scratch support in the early stages of its on...