A method and system for operating a facility having a plurality of
equipment combinations wherein each equipment combination is operating
interactively with at least one of another of the plurality of equipment
combination is provided. The method includes receiving, in real-time, for
each of the plurality of equipment combinations, a plurality of measured
process parameters, determining at least one derived quantity from the
plurality of measured process parameters, and recommending a change to an
equipment operation based on the measured process parameters and the
derived quantities.