Aspen Tutorial #1 6 Figure 4: Completed Mixer Flowsheet Data Input: All of the data input for Aspen is entered in the Data Browser window. This window can be opened by clicking on the eyeglass icon or by going to Data/Data Browser in the Menu Bar. Aspen h

Aspen Tutorial #1 6 Figure 4: Completed Mixer Flowsheet Data Input: All of the data input for Aspen is entered in the Data Browser window. This window can be opened by clicking on the eyeglass icon or by going to Data/Data Browser in the Menu Bar. Aspen h

1. Aspen Introduction. ASPEN is a process simulation software package widely used in industry today. Given a process design and an appropriate selection of thermodynamic models, ASPEN uses mathematical models to predict the performance of the process.