Petroleum Refinery Project Profile
CEMS data was moving from the DCS to the Manufacturing Execution System (MES), to the historian and finally to spreadsheets for environmental reporting. NSPS Subpart Ja forced a change.
The driver for this project was regulatory, but the environmental and controls groups were also ready for a change. Before installing StackVision each monitored parameter had to be set up in the DCS and linked to the MES, with EPA-required calculations set up in one or both systems. Maintaining these calculations and editing them were excessively difficult.
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