Research theme 4

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Fuel cells, electrolysis, hydrogen, storage

【Lead examiners : Professor Masaaki Hirayama, Associate Professor Takashi Sasabe, Assistant Professor Kei Hasegawa】

Advancing the public implementation of renewable energy requires technologies to stabilize the supply of electrical power by storing and releasing energy dependings on the electricity demand. Reversible hydrogen fuel cell/electrolysis systems and stationary batteries can interconvert electrical energy and chemical energy with a high level of efficiency. Implementing on a major scale will require research and development into ways to boost the performance of the individual devices, including their conversion efficiency, safety, service life, cost and more. It also requires advancing the development of technologies for linking data science to optimally operate said devices within energy networks.

Our research involves constructing afundamental technology to measure device characteristics and data analysis in collaboration with Tokyo Tech researchers working in the fields of hydrogen energy, combined fuel cell/electrolysis systems, and storage batteries. Our technological development—which will fundament ally be advanced through industry-academia collaboration—will focus on a wide variety of issues that range from improving the performance of devices to issues related to their operation, including predicting their service life.