Insulation Aging Phenomenon in Green Energy Systems

Jia-Wei Zhang was born in Ningxia, China in 1982. He received his master’s degree in electrical engineering from Northeast China Institute of Electric Power Engineering in 2008. He received his Ph.D degree in 2012 from the Department of Electrical Engineering at the L’Institut National des Sciences Appliquées de Lyon (INSA De Lyon), France. He then worked as a Postdoctoral Fellow at the Department of Electrical, Electronic and Information Engineering “Guglielmo Marconi” of the University of Bologna (Alma Mater Studiorum - Università Di Bologna), Italy. In 2015 and 2016, he was an invited research fellow at Fukuoka University, Japan. In 2018 and 2019, he was an invited professor at Heidelberg University and Heidelberg Institute for Theoretical Studies (HITS), Germany. He was awarded by the international exchange program of Ministry of Education, Culture, Sports, Science and Technology (MEXT) of Japan and Deutsche Forschungsgemeinschaft (DFG) of Germany. At present, he works as a professor at Xi’an University of Technology. He also work as Director of Overseas Expertise Introduction Center of SX, Director of Institute of High Voltage and Innsulation XAUT and Co-director of Joint Laboratory of Morocco-China Green Energy and Advanced Materials (LGEMA). His research interests include electrical aging and insulation failure risk of electrical equipment in Renewable Energy System and the sensor for the Smart Grid based on functional dielectrics after polarization.Wei-Hang Deng graduated from the Xi’an University in 2021 with Bachelor degree in electrical engineering. Presently, he is the master student of Xi’an University of Technology and the member of LEMS. His research interests concern electrical insulation of renewable energy system.Chatchai Putson graduated from the Prince of Songkla University in 2000 with B.Sc. degree in physics and earned M.Sc. degree, also in physics, at Chulalongkorn University in 2004. He received a Ph.D. degree at the Institut National des Sciences Appliquees (INSA) de Lyon, France. Currently, he is an Associate Professor at the Division of Physical Science (Physics), Prince of Songkla University, Thailand.  His research interests concern electroactive polymers and nanofibers, electrostrictive, piezoelectric and electrocaloric characterizations, and multi-physics coupling for energy conversion and energy storage materials.Fouad Belhora received his PhD in electrical engineering from the National Institute of Applied Sciences (INSA), Lyon, France in 2014. He is currently Authorized Professor at the National School of Applied Sciences (ENSA), El Jadida, Morocco. His research interests for energy harvesting and smart structures.Abdelowahed Hajjaji is the director of National School of Applied Sciences (ENSA), University Chouaib Doukkali in El Jadida, Morocco. He received his master degree in Materials Sciences from the National Institute of Applied Sciences (INSA), Lyon, France, in 2004 and his PhD degree in Material Behaviours, Vibration Control and Energy Harvesting in 2007. He is currently Authorized Professor at the National School of Applied Sciences (ENSA), El Jadida, Morocco. His current research activities are piezoelectric systems, energy harvesting, vibration control, and noise reduction.

• Chapter 1 Introduction.- Chapter 2 Aging characteristic of backsheet after ultraviolet radiation.- Chapter 3 Modeling of effect of roughness on partial discharge.- Chapter 4 Aging life model of insulating material.- Chapter 5 Simulation of PI doped TiO2 nanoparticles.- Chapter 6 Electrical aging of backsheet after salt-mist exposure.- Chapter 7 Surface charge decay characteristics.- Chapter 8 Analysis of physicochemical characteristics.- Chapter 9 Electrical aging characteristics of emerging backsheets.- Chapter 10 Theory and design of electrical aging test platform under pulse and AC voltage.- Chapter 11 Analysis of PD characteristics under pulse and AC voltage.- Chapter 12 Analysis of physical and chemical properties of aramid insulating paper after pulse and AC voltage electrical aging.- Chapter 13 Perspective.