Bugatti Has Developed A V16 Engine!

Engineering Explained
8 Mar 202416:55
EducationalLearning
32 Likes 10 Comments

TLDRBugatti has announced the development of a new V16 engine, a rarity in the production car industry not seen for over 80 years. This follows their unique W16 engine featured in the Bugatti Veyron, which utilized a compact design with two VR8s at a 90° angle and quad turbochargers to achieve impressive power and torque figures. The successor, the Chiron, further evolved this design, increasing power with larger turbochargers and a sequential turbo strategy, resulting in a wider torque curve. Speculations suggest the new V16 could be a naturally aspirated engine with 1,000 horsepower, part of a hybrid system that includes two electric motors for an overall peak power of around 1,800 horsepower. The move to a V16 hybrid aligns with Bugatti's commitment to performance and innovation, offering an unparalleled driving experience by combining the best of both combustion and electric power.

Takeaways
  • 🚗 Bugatti has announced a new V16 engine, a rarity in production cars for over 80 years, indicating a bold move in combustion engine development despite the industry's shift towards electrification.
  • 🔍 The V16 engine is speculated to be a naturally aspirated 8.3L unit capable of revving up to 9,000 RPM and producing 1,000 horsepower, although official specifications have not been confirmed by Bugatti.
  • 📈 The engine's design is suggested to be compact, continuing Bugatti's tradition of powerful yet relatively compact engines, with a unique quad-turbo setup in their previous models like the Veyron.
  • 🔧 The V16's firing order and cylinder numbering suggest a 90° V configuration, similar to two V8s connected together, with a crossplane crankshaft and a 45° offset.
  • 🔥 The sequential turbocharging strategy used in the Chiron allows for a wider torque curve, providing better low-end response and maintaining high-end power, which could be a feature in the new V16.
  • 🧮 Mathematically, the speculated torque per liter and brake mean effective pressure (BMEP) of the V16 are feasible and align with other high-performance naturally aspirated engines.
  • 🌐 The engine is part of a hybrid powertrain, with two electric motors contributing an additional 1,000 horsepower, for a combined peak power output of around 1,800 horsepower.
  • ⚙️ The powertrain includes an 8-speed dual clutch transmission, indicating a focus on performance and driving experience.
  • 🤝 The collaboration between Bugatti and Rimac aims to combine the strengths of both companies in combustion engines and electric powertrains, respectively.
  • 💡 The use of a V16 engine in a hybrid setup allows for an ultimate torque curve, with electric motors providing torque at lower RPMs and the V16 engine delivering power at higher RPMs.
  • 🏎️ Bugatti's commitment to creating unique and elite-level supercars is evident in their pursuit of a V16 engine, despite the complexities and costs involved.
Q & A
  • What type of engine does Bugatti announce in the script?

    -Bugatti announces a V16 engine, which is a type of engine not seen in production cars for over 80 years.

  • What is unique about the Bugatti Veyron's engine?

    -The Bugatti Veyron features an 8.0 L W16 engine, which is essentially two VR8s at a 90° angle with a 15° angle between each cylinder bank, resulting in a quad-turbo, double VR8 design.

  • How does the Bugatti Chiron's engine differ from the Veyron's in terms of power output?

    -The Bugatti Chiron's engine has more power, with 1600 metric horsepower and 1600 newton meters of torque, compared to the Veyron's engine.

  • What is the significance of the sequential turbochargers used in the Chiron?

    -Sequential turbochargers provide better response on the low end and better torque at low RPMs, while still allowing for massive top-end power by using both turbochargers at higher RPMs.

  • How does the V16 engine's firing order suggest its configuration?

    -The V16 engine's firing order, with odd and even numbers on opposite sides and alternating firing, suggests a 90° V configuration, similar to two V8s connected together with the banks at a 90° angle.

  • What is the reported displacement and redline of the new Bugatti V16 engine?

    -The reported displacement of the new Bugatti V16 engine is 8.3 liters, and it is said to rev to 9,000 RPM.

  • What is the significance of the 45° crankshaft offset in the V16 engine?

    -The 45° crankshaft offset allows for a firing interval where one cylinder fires, then after 45° of crankshaft rotation, another cylinder fires, and so on, resulting in a balanced and alternating firing sequence between the two banks of V8s.

  • How does the Bugatti V16 engine's torque curve compare to the Chiron's?

    -The V16 engine's torque curve is expected to be even flatter and more useful across a wider RPM range than the Chiron's, thanks to the combination of electric motors providing low-end torque and the high-revving V16 engine for high-end power.

  • What is the reported power output of the electric motors in the Bugatti V16 hybrid setup?

    -The setup reportedly includes two electric motors in the front, each with a 250 kW rating, for a combined electric power output of 1,000 horsepower.

  • Why might Bugatti choose to use a V16 engine in a hybrid configuration?

    -The V16 hybrid strategy allows Bugatti to combine the strengths of both internal combustion and electric power, providing an ultimate torque curve with high performance across all RPM ranges and a unique driving experience.

  • What is the peak horsepower to liter ratio reported for the Bugatti V16 engine?

    -The reported peak horsepower to liter ratio for the Bugatti V16 engine is approximately 120 horsepower per liter.

  • How does the Bugatti V16 engine's torque per liter at peak horsepower compare to the Gordon Murray T50's V12 engine?

    -The torque per liter at peak horsepower for the Bugatti V16 engine is speculated to be 74.4 pound-feet per liter, which is very close to the Gordon Murray T50's V12 engine at 74.7 pound-feet per liter, indicating the feasibility of the reported numbers.

Outlines
00:00
🚗 Bugatti's New V16 Engine: A Blast from the Past, A Leap into the Future

Bugatti surprises the automotive world with the announcement of a new V16 engine, a configuration not seen in production cars for over 80 years. This development is particularly intriguing as the industry shifts towards electrification. The script delves into the history of Bugatti's engines, starting with the unique W16 engine of the Veyron, which featured two VR8s at a 90° angle with a 15° angle between each bank, accompanied by quad turbochargers. The Veyron's engine was renowned for its power, with the Super Sport version generating 1,200 metric horsepower and 1,500 Nm of torque. The successor, the Chiron, further evolved this engine, increasing power and torque, and introducing sequential turbocharging to improve low-end response and maintain high-end power. The paragraph concludes by setting the stage for the upcoming V16 engine, hinting at the possibility of a compact design and the potential for it to continue Bugatti's legacy of elite supercars.

05:00
🔍 Anatomy of the V16: A Deep Dive into Bugatti's Engine Design

The script provides an in-depth analysis of the V16 engine's design, drawing parallels with the Cadillac V16 from the 1930s and contrasting it with Bugatti's approach. It explains the significance of the 45° V angle for even power stroke distribution and how Bugatti's V16 resembles two V8s connected at a 90° angle. The detailed examination of the engine's firing order and the identification of it as a crossplane V8 configuration reveals the engine's unique characteristics. The narrative further explores the concept of alternating power strokes and the necessity of a crankshaft with a 45° offset. The analysis is supported by photos posted by Bugatti's CEO, which confirm the 90° V8 configuration and the crossplane crankshaft. The paragraph ends with speculation about the engine's specs, suggesting it could be a high-revving, naturally aspirated unit producing 1,000 horsepower, and invites direct confirmation from Bugatti.

10:02
🤔 Speculating on Bugatti's V16: Feasibility and Comparisons

The script engages in speculative math to assess the reported 8.3 L, naturally aspirated V16 engine that could rev up to 9,000 RPM and produce 1,000 horsepower. It compares this with the Cosworth naturally aspirated V12 engine in the Gordon Murray T50, using brake mean effective pressure and torque per liter as metrics to evaluate the plausibility of the rumored specifications. The analysis concludes that the speculated numbers are feasible, given the similarities in torque per liter with the T50 engine. The paragraph also discusses the likelihood of the V16 being naturally aspirated, supported by the absence of intercoolers, the style of the intake manifolds, and the high-revving nature suggested by the sound of the engine. It also mentions a Facebook post by Mate Rimac, CEO of Bugatti and Rimac, which hints at the engine being naturally aspirated.

15:04
🔋 The Hybrid Future of Bugatti: Combining V16 Power with Electric Torque

The script outlines the potential benefits of a V16 hybrid system, combining Bugatti's expertise in combustion engines with Rimac's in electric powertrains. It describes a setup with two electric motors in the front, a 24.8 kW battery in the back, and a V16 engine paired with another electric motor, totaling 1,000 horsepower from the electric motors and a peak power of around 1,800 horsepower. This configuration would allow for a flat torque curve, with electric motors providing torque at low RPMs and the V16 engine delivering power at high RPMs. The paragraph emphasizes Bugatti's commitment to a unique driving experience, suggesting that the V16 hybrid strategy aligns with the brand's ethos. It concludes by expressing anticipation for more details about the vehicle and inviting viewer questions and comments.

Mindmap
Keywords
💡Combustion Engine
A combustion engine is a type of internal combustion engine in which the combustion of fuel occurs with an oxidizer in a combustion chamber, creating high temperature and pressure to produce mechanical work. In the video, Bugatti's development of a V16 engine is a significant achievement for combustion engines, which are traditionally thought to be reaching their peak with the shift towards electrification.
💡V16 Engine
A V16 engine is an internal combustion engine with 16 cylinders arranged in a V configuration. It is a powerful and rare engine type, not seen in production cars for over 80 years. In the context of the video, Bugatti's announcement of a new V16 engine represents a bold move in continuing the legacy of high-performance combustion engines.
💡W16 Engine
The W16 engine, as mentioned in the video, is a specific configuration where two VR8 engines are combined at a 90° angle, creating a unique and powerful engine design. The Bugatti Veyron is known for its W16 engine, which is a key part of the discussion when examining the evolution of Bugatti's engine technology.
💡Quad Turbochargers
Quad turbochargers refer to a system that uses four separate turbochargers, typically one for each bank of cylinders in a V8 engine configuration. In the video, the use of quad turbochargers in the Bugatti Veyron's W16 engine is highlighted as a significant feature contributing to its high performance.
💡Sequential Turbos
Sequential turbos is a turbocharging technology where turbochargers are used in a specific order or sequence, typically starting with a single turbo at low RPM and adding additional turbos as RPM increases. This technology is discussed in the video as a method to improve the torque curve and response of the engine, as seen in the evolution from the Veyron to the Chiron.
💡Crossplane V8
A crossplane V8 is an internal combustion engine where the crankshaft has a crossplane configuration, meaning it alternates between firing the outer and inner cylinders. This design is part of the V16 engine's firing order, as discussed in the video, and it contributes to the engine's unique power delivery and sound.
💡Firing Order
The firing order is the sequence in which the cylinders of an internal combustion engine fire. In the context of the video, the firing order is crucial in understanding the design and operation of the V16 engine, with the numbers on the engine indicating a 90° V configuration and a crossplane crankshaft.
💡Hybrid Powertrain
A hybrid powertrain combines an internal combustion engine with an electric propulsion system. The video discusses Bugatti's V16 engine as part of a hybrid powertrain, which includes electric motors and a battery, offering the potential for exceptional performance and a unique driving experience.
💡Naturally Aspirated
A naturally aspirated engine is one that does not use forced induction such as turbochargers or superchargers, but relies on atmospheric pressure to draw air into the combustion chamber. The video speculates that the new V16 engine might be naturally aspirated, based on the absence of intercoolers and the high-revving characteristics typical of such engines.
💡Electric Motors
Electric motors are devices that convert electrical energy into mechanical energy. In the video, Bugatti's V16 hybrid strategy includes the use of electric motors to provide additional horsepower, contributing to a combined output of around 1,800 horsepower when paired with the V16 engine.
💡Torque Curve
The torque curve is a graph that shows the relationship between engine speed (RPM) and the torque output of an engine. The video discusses how Bugatti has aimed to improve the torque curve in their engines, and how the combination of a V16 engine with electric motors can provide a flatter and more useful torque curve, enhancing the vehicle's performance across a wider RPM range.
Highlights

Bugatti announces the development of a new V16 engine, a rarity in production cars for over 80 years.

The V16 engine is part of a hybrid powertrain, combining Bugatti's expertise in combustion engines with Rimac's in electrification.

The Bugatti Veyron's 8.0 L W16 engine is a unique masterpiece, featuring a quad-turbo setup with two VR8s at a 90° angle.

The Chiron's evolution from the Veyron included a significant increase in power and a wider torque curve.

Sequential turbochargers in the Chiron allow for better low-end response and high-end power, compared to the Veyron.

The V16 engine is speculated to be a Cosworth-developed 8.3 L naturally aspirated unit, revving up to 9,000 RPM and producing 1,000 horsepower.

The V16's firing order suggests a 90° V configuration, similar to two V8s connected together.

The engine's design alternates firing between odd and even numbered cylinders, indicating a crossplane crankshaft.

The V16 engine is designed to provide a unique and elite driving experience, aligning with Bugatti's brand identity.

The use of a V16 in a hybrid setup allows for a broader torque curve, with electric motors compensating for the combustion engine's low-end torque.

Bugatti's V16 engine is believed to be naturally aspirated, based on the absence of intercoolers and the engine's high-revving characteristics.

The V16 hybrid powertrain is expected to produce a combined peak power of around 1,800 horsepower from the engine and electric motors.

The V16 engine's development signifies Bugatti's continued commitment to pushing the boundaries of combustion engine technology.

The V16's compact design, despite its size, showcases Bugatti's engineering prowess in configuring a high-performance engine.

The engine's potential performance is analyzed and found feasible when compared to other naturally aspirated engines like the Gordon Murray T50's V12.

The V16's reported power output is consistent with a naturally aspirated engine, supporting the speculation that it is not turbocharged.

The combination of a high-revving V16 engine with electric motors provides a unique torque curve, enhancing the driving experience.

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