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Title: Process control graphics for petrochemical plants

Journal Article · · Chem. Eng. Prog.; (United States)
OSTI ID:6030189

Describes many specialized features of a computer control system, schematic/graphics in particular, which are vital to effectively run today's complex refineries and chemical plants. Illustrates such control systems as a full-graphic control house panel of the 60s, a European refinery control house of the early 70s, and the Ingolstadt refinery control house. Presents diagram showing a shape library. Implementation of state-of-the-art control theory, distributed control, dual hi-way digital instrument systems, and many other person-machine interface developments have been prime factors in process control. Further developments in person-machine interfaces are in progress including voice input/output, touch screen, and other entry devices. Color usage, angle of projection, control house lighting, and pattern recognition are all being studied by vendors, users, and academics. These studies involve psychologists concerned with ''quality of life'' factors, employee relations personnel concerned with labor contracts or restrictions, as well as operations personnel concerned with just getting the plant to run better.

Research Organization:
Exxon Research and Engineering Co., Florham Park, NJ 07932
OSTI ID:
6030189
Journal Information:
Chem. Eng. Prog.; (United States), Vol. 78:12
Country of Publication:
United States
Language:
English