Java® Virtual Machine software (automatically installed in most major web browsers) is required to run the .class files in this section.
Velocity Triangles 
  Most of this is self-explanatory. Enter all the desired parameters and hit Set 
  Rows. 
  One of the blade velocities must be zero. This determines whether we have a 
  turbine or a compressor stage. 
  Some combinations of parameters won't produce valid stages. You won't be allowed 
  to