Zhejiang Geely Holding Group has been granted a patent for a vehicle power supply system that provides redundant high-voltage and low-voltage power supply for electric or hybrid-electric vehicles. The system includes multiple battery units, bypass lines, DC/DC converters, and main contactors for efficient power distribution and management. GlobalData’s report on Zhejiang Geely Holding Group gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on Zhejiang Geely Holding Group, HEV energy management was a key innovation area identified from patents. Zhejiang Geely Holding Group's grant share as of May 2024 was 69%. Grant share is based on the ratio of number of grants to total number of patents.
Redundant power supply system for electric vehicles
A recently granted patent (Publication Number: US11999307B2) discloses a vehicle power supply system designed to provide redundant high-voltage and low-voltage power supply for electric or hybrid-electric vehicles. The system includes multiple high-voltage battery units, bypass lines with circuit breakers, DC/DC converters for low-voltage output, and main contactors for high-voltage DC output. The power distribution arrangements consist of individual units connecting various components like battery terminals, bypass lines, converters, and main contactors, ensuring a robust and reliable power supply setup.
Furthermore, the patent details additional features such as circuit breakers for selective connection/disconnection of battery units, fuses with varying current ratings for different components, and a method for supplying redundant high-voltage and low-voltage power to the vehicle. The system also extends to an electrical drivetrain with traction motors and power converters, offering a comprehensive solution for efficient power management in electric vehicles. Overall, the patented technology aims to enhance the safety, reliability, and performance of vehicle power supply systems, catering to the evolving needs of the electric vehicle industry.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
