The paper summarizes the method of process simulation of solid oxide cells through the existing modules and functions in Aspen software,introduces the subsequent optimization of solid oxide cell simulation,the improvement from steady state model to dynamic model and the application of the cell model in a variety of occasions,simulates the process of combining the solid oxide cell model with the gas turbine,plasma gasification,the cooling,heating and power triple-heat system and the cogeneration system.Finally the paper looks forward to the future research on the process simulation of solid oxide cells based on the Aspen software.