Company Filing History:
Years Active: 2015
Title: Innovations by Konrad Kowalczyk in Battery Technology
Introduction
Konrad Kowalczyk is an accomplished inventor based in Floersheim, Germany. He has made significant contributions to the field of battery technology, particularly in the measurement of cell temperature and degradation in lithium-ion battery systems. His innovative approach has the potential to enhance the efficiency and reliability of battery management systems.
Latest Patents
Kowalczyk holds a patent for a method and system that determines the temperature of cells in a battery pack without the use of temperature sensors. This is achieved by measuring the impedance of the cells and using this data to ascertain the temperature. The patent details a process where an AC voltage signal is applied to the battery pack, and voltage and current data are collected. A fast Fourier transformation is then performed on this data to identify voltage and current magnitudes at specific frequencies. The impedance is subsequently used to determine the temperature of the cell or cells through a look-up table that incorporates impedance, frequency, and state of charge as input parameters.
Career Highlights
Kowalczyk is currently employed at Gm Global Technology Operations LLC, where he continues to work on advancements in battery technology. His expertise in this area has positioned him as a valuable asset to his organization.
Collaborations
Throughout his career, Kowalczyk has collaborated with notable colleagues, including Roland Matthe and Hans-Joachim Humbert. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Konrad Kowalczyk's contributions to battery technology exemplify the impact of innovative thinking in the field. His patented methods for temperature measurement in lithium-ion batteries represent a significant advancement that could lead to improved battery performance and longevity.