November 1998

Computer Technology

Expert systems aid plant operations managers

Actual plant examples show how this technology can solve problems and improve operations

Ayral, T., INOVx Solutions; Glidewell, M. C., Stahl, D. E., Key Control Inc.

Plant operations managers deal with problems from many sources (oil company management, local townspeople, unit superintendents, environmentalists, company finance managers for profit and loss results, unit process operators, unions, etc.). Several of these problems have been solved by implementing expert system process advisors. Expert system process advisors are like "help" screens for operators, providing advice and action options in the form of messages. Instead of capturing knowledge in the form of books that sit on a shelf like HAZOPs, PSM reports and process unit operations manuals, expert systems process advisors present the advice proactively at the time when the operator n

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