Andy Kraemer

Title: Innovations of Andy Kraemer in Liquid Hydrogen Technology

Introduction

Andy Kraemer is an accomplished inventor based in Ruesselsheim, Germany. He has made significant contributions to the field of cryogenic technology, particularly in the design of liquid hydrogen tanks. His innovative approach has led to the development of a unique level indicator that enhances the efficiency and safety of liquid hydrogen storage.

Latest Patents

Kraemer holds a patent for a "Level indicator for liquid hydrogen tank." This invention features a liquid hydrogen tank assembly that employs a level sensor inductively coupled through the tank walls. This design minimizes conductive heat paths through the tank walls, ensuring that the liquid hydrogen remains at cryogenic temperatures. The assembly includes an inner tank and an outer tank with a vacuum layer in between. A capacitive level sensor is positioned within the inner tank, providing an electrical indication of the liquid hydrogen level. The sensor is electrically coupled to an inner coil, while an outer coil is located near the outer tank wall, connected to a signal processing and conditioning circuit.

Career Highlights

Kraemer is currently employed at Gm Global Technology Operations, Inc., where he continues to innovate in the field of liquid hydrogen technology. His work has been instrumental in advancing the safety and efficiency of hydrogen storage systems.

Collaborations

Throughout his career, Kraemer has collaborated with notable colleagues, including Rainer Pechtold and Andreas Koenekamp. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Andy Kraemer's contributions to liquid hydrogen technology exemplify the spirit of innovation in the field. His patented inventions not only enhance the safety of hydrogen storage but also pave the way for future advancements in cryogenic systems.