How Bugatti's New Electric Motor Bends Physics
TLDRBugatti's new electric hypercar features an innovative electric motor and battery pack that push the limits of physics. The vehicle's 1,800 horsepower includes 800 from three electric motors, spinning at 24,000 RPM. Techniques like carbon fiber wrapping and a double tied Arch Bridge system strengthen the motors, while a direct oil cooling system manages the heat from the 25 kWh battery, delivering 600 kW of power.
Takeaways
- 🚗 Bugatti's new electric hypercar, the 'Ton', incorporates an electric powertrain that contributes over 1/3 of its 1,800 horsepower.
- 🔋 The 'Ton' is powered by three electric motors and an 'overclocked' 25 kWh battery, which is smaller than a Tesla Model 3's but delivers over 600 kW of power.
- 🌀 The electric motors in the 'Ton' spin at an astonishing 24,000 RPM, generating 800 horsepower and requiring innovative engineering to withstand the immense forces.
- 🛠️ Bugatti may be using a carbon fiber wrap around the rotor to strengthen the electric motors, similar to techniques seen in other high-performance electric vehicles.
- 🎓 The 'Double Tied Arch Bridge' system, developed by the University of New South Wales, could be a method Bugatti uses to allow higher motor speeds without the magnets breaking free.
- 🔌 The 'Ton' features a state-of-the-art battery pack that delivers 800 volts, which is on par with high-performance electric vehicles like the Porsche Taycan.
- 🌡️ Bugatti employs a direct oil cooling system for its battery, immersing the cells in a special dielectric oil to manage heat more effectively than traditional cooling methods.
- 📚 Research suggests that immersion cooling can significantly reduce battery temperatures and temperature variance, improving safety and lifespan.
- 🌱 Companies like 3M are exploring environmentally friendly alternatives to oil for immersive battery cooling, which could become standard in high-power applications.
- 🛰️ The engineering and technology in Bugatti's 'Ton' could have far-reaching implications for electric flight and other high-performance electric propulsion systems.
- 🔧 Onshape, a professional-grade computer-aided design software, is highlighted as a valuable tool for creators, offering real-time collaboration and cloud-based features.
Q & A
What is the new Bugatti hypercar known for in terms of engineering?
-The new Bugatti hypercar is known for pushing engineering boundaries, particularly with its electric motor and battery pack. It is designed to seemingly bend physics, offering impressive performance and innovations in electric propulsion.
How much horsepower does the electric powertrain contribute to the Bugatti hypercar?
-The electric powertrain contributes over 1/3 of the total 1,800 horsepower, specifically 800 horsepower, to the Bugatti hypercar.
What is the role of the three electric motors in the Bugatti hypercar?
-Two of the electric motors are located at the front behind each wheel, and the third is at the rear axle. They spin at an incredible 24,000 RPM, generating 800 horsepower.
Why is the electric motor's ability to spin at 24,000 RPM impressive?
-The ability to spin at 24,000 RPM is impressive because it demonstrates the motor's capacity to withstand high stresses. The force on the magnets increases exponentially with speed, requiring advanced engineering to prevent the magnets from breaking free.
What is one method Bugatti might be using to strengthen their electric motors?
-Bugatti might be using carbon fiber wrapping for the rotor, similar to wrapping string around a spool under tension, then setting the strands in an epoxy. This method significantly increases the strength of the rotor.
What is the double tied Arch Bridge system and how could it be applied to electric motors?
-The double tied Arch Bridge system is a structural concept that strengthens arch ribs using secondary tension ties. Applied to an electric motor, this design can help withstand higher speeds without the magnets causing too much stress and breaking free from the rotor.
What is the voltage delivered by Bugatti's new battery pack?
-Bugatti's new battery pack delivers 800 volts, which is an impressive figure in the context of electric vehicle technology.
How does Bugatti's battery pack achieve high power density?
-Bugatti's battery pack achieves high power density through its 25 kWh capacity, which can deliver over 600 kW of power. This is possible due to specially designed lithium-ion phosphate cells or lithium titanate cells and an effective cooling system.
What is the direct oil cooling system used in Bugatti's battery pack?
-The direct oil cooling system immerses the battery cells completely in a special dielectric oil that does not conduct electricity. This method allows for more efficient heat transfer and cooling compared to traditional coolant systems.
How does immersion cooling benefit battery performance and safety?
-Immersion cooling benefits battery performance by reducing maximum temperatures and temperature variance across cells, which is crucial for safety and lifespan. It can lower the maximum temperature by up to 26% and reduce temperature variance by 76%.
Outlines
🏎️ Bugatti's Revolutionary Electric Hypercar Engineering
This paragraph delves into the innovative engineering behind Bugatti's new hypercar, which challenges the limits of what was previously thought possible. Despite Bugatti's reputation for exceptional combustion engines, the electric aspect of the new model is particularly noteworthy. Although specific system details are not publicly disclosed, hints suggest a focus on the electric motor and battery pack. The CEO's statement that the vehicle seems to 'bend physics' highlights the advanced technology involved. The design, reminiscent of the future, is complemented by an impressive speed, with over a third of the car's 1,800 horsepower derived from the electric powertrain. The naturally aspirated V16 engine is supplemented by three electric motors, two at the front and one at the rear, each spinning at an astonishing 24,000 RPM to generate 800 horsepower. The paragraph further explores the engineering marvel of permanent magnet synchronous motors, explaining the interaction between the rotor's permanent magnets and the stator's electromagnets, and the challenges of managing the forces exerted at high RPMs. Techniques such as carbon fiber wrapping and the double tied Arch Bridge system are suggested as potential solutions to strengthen the motors against these forces. The video also promotes Onshape, a professional-grade computer-aided design software, as a tool for designing various components, from motors to cup holders.
🔋 Insights into Bugatti's High-Performance Battery Pack
The second paragraph focuses on the state-of-the-art battery pack of Bugatti's new hypercar, which delivers an impressive 800 volts and a power output of over 600 kW from a relatively small 25 kWh capacity. This high power density is achieved through a combination of advanced cell chemistry and an innovative cooling system. The battery pack's power output is compared to that of a Tesla Model 3, highlighting its efficiency. The challenges of achieving high power densities in battery packs are discussed, with cell chemistry and cooling systems being identified as key factors. Bugatti's battery pack uses a direct oil cooling system, immersing the battery cells in a special dielectric oil that does not conduct electricity, allowing for efficient heat transfer without the risk of short-circuiting. This method of cooling is contrasted with more traditional contact cooling systems and is shown to be more effective in reducing maximum temperatures and temperature variance across cells. The paragraph also references research by Cargill and 3M on dielectric fluids for immersive battery cooling, suggesting that this technology could become more prevalent in high-power applications such as hypercars and electric flight. The video concludes with an invitation to subscribe to the channel and explore other content, such as a video on contra-rotating propellers, and a reminder to check out Onshape for design needs.
Mindmap
Keywords
💡Bugatti
💡Electric Motor
💡Battery Pack
💡Permanent Magnet Synchronous Motor (PMSM)
💡RPM (Revolutions Per Minute)
💡Carbon Fiber
💡Direct Oil Cooling
💡Power Density
💡Dielectric Fluid
💡Immersion Cooling
💡Onshape
Highlights
Bugatti's new electric hypercar pushes the boundaries of what was thought possible in engineering.
The electric side of the all-new Bugatti is one of the most impressive seen, despite the brand's reputation for combustion engines.
Over 1/3 of the car's 1,800 horsepower comes from the electric powertrain.
Three electric motors are used, with two at the front and one at the rear axle, spinning at 24,000 RPM.
The motors generate 800 horsepower, showcasing the impressive engineering behind Bugatti's electric system.
A permanent magnet synchronous motor's design is explored to understand how it achieves high speeds.
The force on magnets in the motor increases exponentially with speed, posing significant engineering challenges.
Bugatti may use carbon fiber wrapping to strengthen the rotor and withstand high-speed stresses.
The Double Tied Arch Bridge system could be another method used to reinforce the motor's structure.
The 25 kWh battery pack powers the electric motors and is a key component of the vehicle's performance.
The battery pack delivers 800 volts and has a high power density, capable of powering over 600 kW.
The cell chemistry likely used is a specially designed lithium-ion phosphate cell for high power output.
Direct oil cooling is used for the battery cells, a method that could become standard for high-power applications.
Immersion cooling with dielectric oil is effective in reducing temperature and ensuring cell safety.
Research on emerging cooling methods for batteries is ongoing, with potential for immersive cooling to become more prevalent.
The innovative engineering in Bugatti's electric motor and battery pack could revolutionize electric flight and more.
Onshape, a professional CAD software, is highlighted for its cloud-native architecture and collaboration features.
