Batteries, Fuel Cells and Electrolysis: Advantages

This lecture covers the current-voltage characteristics of fuel cells, focusing on minimizing voltage and current losses through cell and stack design. It also discusses the efficiency of fuel cells compared to engines and turbines, as well as the advantages of electrochemical 'combustion' in SOFCs. The comparison with direct combustion highlights the reduced emissions and higher efficiency of fuel cells. Additionally, it explores the part load performance of different technologies, emphasizing the best efficiency and lowest emissions achieved by micro gas turbines and fuel cells. The lecture concludes with applications, strengths, advantages, and challenges in the field.