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Title: Akram Eddahech: Innovator in Battery Technology
Introduction
Akram Eddahech is a notable inventor based in Guyancourt, France. He has made significant contributions to the field of battery technology, holding 2 patents that focus on methods for estimating the charge state and resistive state of health of electrical energy storage elements in batteries.
Latest Patents
One of his latest patents is a method for initializing the charge state of a battery. This method involves estimating an initial charge state value by receiving a stored charge state value for a sleep mode time, computing a charge state value from a measurement of the no-load voltage at the battery terminals, and calculating an error in the measurement due to battery relaxation. The initial charge state is determined based on a comparison of recorded and computed values, factoring in the error.
Another significant patent is a method for estimating the resistive state of health of electrical energy storage elements in electric batteries. This method includes determining an operating range where the direct current resistance changes linearly with respect to the state of charge and temperature. It also involves measuring variations in current strength and voltage during vehicle operation, calculating direct current resistance values, and determining the resistive state of health based on these calculations.
Career Highlights
Akram Eddahech has worked with prominent companies in the automotive and energy sectors, including Ampere S.a.s. and Nissan Motor Company Limited. His experience in these organizations has allowed him to develop innovative solutions that enhance battery performance and reliability.
Collaborations
Throughout his career, Akram has collaborated with talented professionals such as Driemeyer Franco Ana-lucia and Kodjo Senou Rodolphe Mawonou. These collaborations have contributed to the advancement of battery technology and the successful implementation of his inventions.
Conclusion
Akram Eddahech is a distinguished inventor whose work in battery technology has led to valuable patents and advancements in the field. His innovative methods for estimating charge and resistive states are crucial for the development of more efficient energy storage solutions.