Process Control
HP Control: 'Don't give me more data; give me more knowledge!'
Any discussion of the use of plant operating data with management or operational staff will quickly spawn some variation on the above cliché--and the cliché is correct. The 1980s saw the evo..
Ultrasonic flowmeters solve molten sulfur flow and metering problems
Benefits included less downtime and maintenance and improved accuracy
Improve polyethylene process control and product quality
Using artificial intelligence-based sensors can improve costs
Optimize process performance with online pH sensors
Demanding applications need rugged hardware to improve reliability
Fieldbus reinstrumentation project yields significant benefits
Here's how Shell upgraded from a pneumatic instrumented plant to a fully digital control system
OPC enables interoperability
The latest enhancement improves communication from the field to enterprise levels
Consider a satellite-based communications backup system
This refiner lost communications during a hurricane. Here's how it solved the problem
EDDL: improved interoperability, better integration
Industry standard technology offers powerful new features
HP Control: Inferential models that correlate but do not predict
A friend has asked me to help solve a dilemma. A neural net model developed in his plant had a near perfect fit against lab values but in spite of that the model's prediction ability was poor. I was s..
Perform automated distillations with fast gas chromatography
Using this analytical technique can increase productivity
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- Shell flags chemicals and products unit loss, raising doubts over $3.5 B buyback 1/8
