TURBOdesign-2 is an Aero/Hydro-dynamic design software for turbomachinery blades based on a 3D viscous transonic inverse design method. It was developed mainly for the design of turbomachinery components such as transonic fans where shock/boundary layer interaction effects are significant. System Requirements - Operating System: Windows - XP, 2000 and NT - RAM: 500Mb minimum - Processor: 2.8GHz P4 and above - Disk Space required: 300Mb