Two-Speed Transmission Structure and Optimization Design for Electric Vehicles

Two-Speed Transmission Structure and Optimization Design for Electric Vehicles

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The trend in the global automotive industry is moving towards electric vehicles that do not emit exhaust gases and use eco-friendly fuel.Electric vehicles Collections are more eco-friendly compared to internal combustion engine vehicles, as they emit less carbon dioxide and pollutants.Research and development are actively underway to produce new electric vehicle models in the rapidly growing electric car market.In this study, a 2-speed transmission for electric vehicles, applicable to 300 Nm-class electric cars, has been developed.

The 2-speed transmission structure enables efficient energy use and utilizes L-LYSINE 500MG a planetary gear set and wet multi-plate clutch, which are effective in the power transmission process.The 2-speed transmission developed through the research results of this paper has a compact structure optimized for electric vehicles.The design feasibility of the transmission was verified through performance tests of the prototype, contributing to fuel efficiency improvement and environmental enhancement.