Company Filing History:
Years Active: 2016-2019
Title: Innovations of Yingjie Zhang: Pioneering Electric Vehicle Control Systems
Introduction
Yingjie Zhang is an accomplished inventor based in Iwata, Japan, recognized for his significant contributions to the field of electric vehicle technology. With a portfolio of 5 patents, Zhang continues to push the boundaries of innovation, particularly in the development of advanced control devices aimed at enhancing the performance and safety of electric vehicles.
Latest Patents
Zhang’s recent inventions include several cutting-edge innovations that address critical aspects of electric vehicle operation. One prominent patent is the Electric-vehicle slip control device, designed to manage slip states effectively. This device incorporates a slip control section that operates within a control repetition cycle, allowing it to determine and respond to slip conditions based on the rotational data of drive and driven wheels. If a slip is detected, the system intelligently reduces the motor's torque command to maintain stability. Additionally, it features a vehicle speed detection section and a control repetition cycle change section that optimizes the device's performance in low-speed ranges.
Another notable invention is the Synchronous motor control device for electric automobile. This device significantly reduces torque ripple through efficient calculations, improving overall driving experience. It employs a torque ripple compensation unit, which modifies the motor drive current by introducing a sine-wave correction current that counteracts torque ripple, resulting in smoother operation during vehicle use.
Career Highlights
Yingjie Zhang is employed at Ntn Corporation, where he translates his innovative ideas into practical applications within the electric vehicle industry. His expertise and patent contributions have positioned him as a leading figure in the technological advancements impacting modern transportation.
Collaborations
Throughout his career, Zhang has collaborated with esteemed colleagues, including Junichi Hirata and Akio Nakajima. These partnerships have facilitated the exchange of ideas, leading to the development of innovative solutions that enhance the functionality and reliability of electric vehicles.
Conclusion
Yingjie Zhang’s work exemplifies the spirit of innovation within the electric vehicle sector. With a focus on safety and efficiency, his patents are pivotal in addressing the challenges associated with electric vehicle control systems. As technology evolves, Zhang’s contributions will undoubtedly play a crucial role in shaping the future of sustainable transportation.