-------------------------------------------------------------------------------
   Generates the final pressure
-------------------------------------------------------------------------------
   Form:
   pF = VolumeToPressureBD( vT, vF, pI )
-------------------------------------------------------------------------------

   ------
   Inputs
   ------
   vT            (1,1)    Total tank volume (m^3)
   vF            (1,1)    Volume available for fuel (m^3)
   pI            (1,:)    Initial pressure (N/m^2)

   -------
   Outputs
   -------
   pF            (1,:)    Final pressure (N/m^2)

-------------------------------------------------------------------------------