Kui Jiao is a Professor in the State Key Laboratory of Engines at Tianjin University, China. He received his PhD in 2011 from the University of Waterloo, Canada, in the field of mechanical engineering. He has experience in a variety of research fields including fuel cell, thermoelectric generators and turbocharger compressors, and has a special interest in using AI technologies to solve problems in energy. He has published over 100 papers, and received a number of prestigious awards for his work. In addition he has led significant projects in industry and academia, and is Editor of Energy and AI. He serves as Vice President of the Fuel Cell Engine Division, for the Chinese Society of Internal Combustion Engines (CSICE), and a Fellow of the Royal Society of Chemistry (FRSC). State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China Yun Wang received his B.S. and M.S. degrees in Mechanics and Engineering Science from Peking University in 1998 and 2001, respectively. He received his Ph.D. degree in Mechanical Engineering Pennsylvania State University. He joined the MAE (Mechanical and Aerospace Engineering) faculty at the University of California, Irvine in 2006. He has produced over 80 publications in PEM fuel cell, Li-air battery, and other energy systems, including a book on PEM Fuel Cell Water and Thermal Management Fundamentals in 2013 and Practical Handbook of Thermal Fluid Science (accepted). Dr. Wang served as Track chair/co-chair, session chair/co-chair, conference chair and committee member for many international conferences on fuel cell, thermal energy, and engineering. Dr. Wang received 2018 Reviewer of The Year from the Journal of Electrochemical Energy Conversion and Storage. Dr. Wang is currently Professor at the UC Irvine, ASME fellow, and RSC fellow. State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China Fuel Cell Research Scientist in Research and Technology Center Asia Pacific at Bosch (China) Investment Ltd. He received his Ph.D. degree on 2020 in the State Key Laboratory of Engines at Tianjin University, China. His supervisor is Prof. Kui Jiao. His research is mainly related to water/thermal management and bipolar plate optimization in polymer exchange membrane fuel cell. Besides, he has plenty of experiences on experiment, especially freeze start. He has published several SCI papers and written a book as a co-author

• 1. Introduction2. Transport Phenomena in PEM Fuel Cell3. Experimental Characterization and Diagnostics4. Multiphase Transport Modeling5. Cell-Level Modeling of PEM Fuel Cell6. Stack-Level Modeling of PEM Fuel Cell7. System-Level Modeling of PEM Fuel Cell8. Book Summary

Kui Jiao is a Professor in the State Key Laboratory of Engines at Tianjin University, China. He received his PhD in 2011 from the University of Waterloo, Canada, in the field of mechanical engineering. He has experience in a variety of research fields including fuel cell, thermoelectric generators and turbocharger compressors, and has a special interest in using AI technologies to solve problems in energy. He has published over 100 papers, and received a number of prestigious awards for his work. In addition he has led significant projects in industry and academia, and is Editor of Energy and AI. He serves as Vice President of the Fuel Cell Engine Division, for the Chinese Society of Internal Combustion Engines (CSICE), and a Fellow of the Royal Society of Chemistry (FRSC). State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China Yun Wang received his B.S. and M.S. degrees in Mechanics and Engineering Science from Peking University in 1998 and 2001, respectively. He received his Ph.D. degree in Mechanical Engineering Pennsylvania State University. He joined the MAE (Mechanical and Aerospace Engineering) faculty at the University of California, Irvine in 2006. He has produced over 80 publications in PEM fuel cell, Li-air battery, and other energy systems, including a book on PEM Fuel Cell Water and Thermal Management Fundamentals in 2013 and Practical Handbook of Thermal Fluid Science (accepted). Dr. Wang served as Track chair/co-chair, session chair/co-chair, conference chair and committee member for many international conferences on fuel cell, thermal energy, and engineering. Dr. Wang received 2018 Reviewer of The Year from the Journal of Electrochemical Energy Conversion and Storage. Dr. Wang is currently Professor at the UC Irvine, ASME fellow, and RSC fellow. State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China Fuel Cell Research Scientist in Research and Technology Center Asia Pacific at Bosch (China) Investment Ltd. He received his Ph.D. degree on 2020 in the State Key Laboratory of Engines at Tianjin University, China. His supervisor is Prof. Kui Jiao. His research is mainly related to water/thermal management and bipolar plate optimization in polymer exchange membrane fuel cell. Besides, he has plenty of experiences on experiment, especially freeze start. He has published several SCI papers and written a book as a co-author

• 1. Introduction2. Transport Phenomena in PEM Fuel Cell3. Experimental Characterization and Diagnostics4. Multiphase Transport Modeling5. Cell-Level Modeling of PEM Fuel Cell6. Stack-Level Modeling of PEM Fuel Cell7. System-Level Modeling of PEM Fuel Cell8. Book Summary

Kui Jiao is a Professor in the State Key Laboratory of Engines at Tianjin University, China. He received his PhD in 2011 from the University of Waterloo, Canada, in the field of mechanical engineering. He has experience in a variety of research fields including fuel cell, thermoelectric generators and turbocharger compressors, and has a special interest in using AI technologies to solve problems in energy. He has published over 100 papers, and received a number of prestigious awards for his work. In addition he has led significant projects in industry and academia, and is Editor of Energy and AI. He serves as Vice President of the Fuel Cell Engine Division, for the Chinese Society of Internal Combustion Engines (CSICE), and a Fellow of the Royal Society of Chemistry (FRSC). State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China Yun Wang received his B.S. and M.S. degrees in Mechanics and Engineering Science from Peking University in 1998 and 2001, respectively. He received his Ph.D. degree in Mechanical Engineering Pennsylvania State University. He joined the MAE (Mechanical and Aerospace Engineering) faculty at the University of California, Irvine in 2006. He has produced over 80 publications in PEM fuel cell, Li-air battery, and other energy systems, including a book on PEM Fuel Cell Water and Thermal Management Fundamentals in 2013 and Practical Handbook of Thermal Fluid Science (accepted). Dr. Wang served as Track chair/co-chair, session chair/co-chair, conference chair and committee member for many international conferences on fuel cell, thermal energy, and engineering. Dr. Wang received 2018 Reviewer of The Year from the Journal of Electrochemical Energy Conversion and Storage. Dr. Wang is currently Professor at the UC Irvine, ASME fellow, and RSC fellow. State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China State Key Laboratory of Engines, Tianjin University State Key Laboratory of Engines, Tianjin University, Tianjin, China Fuel Cell Research Scientist in Research and Technology Center Asia Pacific at Bosch (China) Investment Ltd. He received his Ph.D. degree on 2020 in the State Key Laboratory of Engines at Tianjin University, China. His supervisor is Prof. Kui Jiao. His research is mainly related to water/thermal management and bipolar plate optimization in polymer exchange membrane fuel cell. Besides, he has plenty of experiences on experiment, especially freeze start. He has published several SCI papers and written a book as a co-author

• 1. Introduction2. Transport Phenomena in PEM Fuel Cell3. Experimental Characterization and Diagnostics4. Multiphase Transport Modeling5. Cell-Level Modeling of PEM Fuel Cell6. Stack-Level Modeling of PEM Fuel Cell7. System-Level Modeling of PEM Fuel Cell8. Book Summary