Major enhancements of version 6.3 over version 6.2 include: * Capacity to handle 2000 discrete components in a single simulation * Improved convergence via a new recycle cut stream algorithm * Optional user-defined enhancement factor for mass transfer * Enhanced composite curve plots that allow users to set minimum delta T * Numerous enhancements to the CC-THERM heat exchanger sizing module * Capability to load multiple instances of CHEMCAD via COM * Improvements to CHEMCAD's OPC functionality, including increased speed * Increased calculation speed for local thermodynamics * Capability for network administrators to perform silent CHEMCAD installation VERSION 6.3.0.3903 RELEASE NOTES CHEMCAD New Features and Enhancements * Added the capability to specify a chemical reaction enhancement factor for mass transfer distillation calculations (2842) * Added an auto-estimation mode for the Batch Distillation Column UnitOp to improve column convergence (2896) * Enhanced distillation curve characterization to use the standard stream selection dialog box (516) * Added a warning for a one-sided heat exchanger so that users will know if utility rating entries are overriding Specifications tab entries (1151) * Added the Browse capability to assist in finding a targeted Excel Data Map (1567/2772) * Enhanced the Composite Curves feature to make shifting composite curves optional (2763) * Enhanced stream properties to allow entropy to have units of absolute temperature (°R, K) (2808) * Added the capability to rename an Excel Data Map while it is open in CHEMCAD (2852) * Enhanced the RAMP UnitOp so that it no longer generates errors when disabled (2878)