Company Filing History:
Years Active: 2021-2025
Title: Ralf Pfennigwerth: Innovator in Automotive Technology
Introduction
Ralf Pfennigwerth is a notable inventor based in Lehre, Germany. He has made significant contributions to the automotive industry, particularly in the field of high-voltage electrical systems for motor vehicles. With a total of 3 patents to his name, Pfennigwerth's work is instrumental in advancing vehicle technology.
Latest Patents
One of Pfennigwerth's latest patents is for a motor vehicle comprising a high-voltage on-board electrical system. This innovative design includes a high-voltage battery that features both a first and a second energy storage system. The vehicle is equipped with two low-voltage on-board electrical systems and a first DC to DC converter that converts high voltage into low voltage. This system ensures that the energy storage systems and low-voltage networks are interconnected for optimal performance.
Another significant patent involves a method for analyzing the condition of a traction battery in a motor vehicle. This invention utilizes an electric or hybrid propulsion system, complete with power electronics and a battery management system. The method employs impedance spectroscopy to assess the traction battery's condition by applying alternating current across multiple frequencies, allowing for precise monitoring of battery parameters.
Career Highlights
Ralf Pfennigwerth is currently employed at Volkswagen AG, where he continues to innovate and develop advanced automotive technologies. His work is pivotal in enhancing the efficiency and reliability of electric and hybrid vehicles.
Collaborations
Pfennigwerth collaborates with talented colleagues such as Jan Giebel and Karsten Rowold, contributing to a dynamic team focused on pushing the boundaries of automotive engineering.
Conclusion
Ralf Pfennigwerth's contributions to the automotive industry through his patents and innovative designs are noteworthy. His work at Volkswagen AG exemplifies the importance of innovation in creating advanced vehicle technologies.