安全吗？线控转向获“准生”

Group 1 - The core point of the article is the introduction of "steer-by-wire" technology in the automotive industry, which allows for the elimination of mechanical connections in steering systems, starting from July 2026 in China [1][8] - The new national standard for automotive steering systems has removed the requirement for mechanical connections, marking a significant shift towards fully electronic control of steering [1][8] - Steer-by-wire technology has been in development for years, with early attempts like the Infiniti Q50 in 2013 and the Toyota bZ4X in 2022, but regulatory and safety concerns have previously limited its adoption [1][2][8] Group 2 - Steer-by-wire decouples steering from speed, allowing for customizable steering characteristics, such as increased sensitivity for parking and stability at high speeds [3] - The design of steering wheels can become more innovative and flexible, potentially allowing for features like retractable or foldable designs in the future [7] - The timing of the regulatory change is linked to advancements in intelligent driving technologies, particularly as the industry moves towards Level 3 (L3) autonomous driving systems that require higher responsiveness and control precision [8][10] Group 3 - Several companies are actively developing steer-by-wire systems, including Nexteer, Bertel, Top Group, and Zhejiang Seabow, indicating a growing interest and investment in this technology [9] - The Chinese automotive engineering community has set a target for 20% production and application rate of steer-by-wire systems by 2030, highlighting the importance of this technology for the future of smart transportation [10] - The steer-by-wire systems must meet high safety standards, including redundancy in critical components to ensure continued operation in case of failures, which is a shift from traditional mechanical backup systems [11][13]