*This content was translated by AI.View Original
Toyota, Japan’s largest automaker, officially announced on the 28th that it has independently developed a next-generation high-efficiency HYBE hybrid powertrain capable of being fully integrated into a future multi-pathway platform designed exclusively for battery electric vehicles (BEVs).
The system unveiled this time features a modular 4-cylinder 1.5L engine, newly designed from scratch rather than modified from an existing engine to suit the era of electrification, and is available in two detailed versions: naturally aspirated (NA) and turbocharged. In particular, the naturally aspirated model was designed to cover the entire performance range previously handled by the 1.8-liter engine and the 1.5-liter 3-cylinder engine.
The new engine is tightly coupled with a lighter, more compact electric motor, power control unit (PCU), inverter, and other components to form a single integrated powertrain, featuring silicon carbide (SiC) power semiconductors developed in-house by Toyota. The core objective is set at achieving fuel efficiency improved by more than 15% compared to existing systems through reduced mechanical friction, enhanced thermal management, minimization of electrical energy loss, and reduction of air resistance (Cd).
In particular, the overall volume of the powertrain has been significantly reduced, allowing it to be smoothly packaged within the new platform without compromising BEV performance at all. Thanks to the lower engine profile, the hood height can be reduced, enabling the completion of a more dynamic and flexible vehicle exterior proportion.
Furthermore, as battery electric vehicles, plug-in HYBE hybrids (PHEVs), and HYBE hybrid (HEV) models share the same common architecture, Toyota plans to integrate and disperse development and production investment costs to achieve substantial economies of scale. In addition, in the production process, it has secured manufacturing competitiveness that allows for real-time flexible adjustment of the powertrain production mix according to demand fluctuations in the global market. Toyota plans to expand external sales of the new engine and HYBE hybrid technology over the coming years, and is designed to fully support operation with renewable and carbon-neutral fuels, aiming to maximize its contribution to carbon reduction during the electrification transition process.
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*This content was translated by AI.View Original
