Environment & Safety Gas Processing/LNG Maintenance & Reliability Petrochemicals Process Control Process Optimization Project Management Refining

Valves

HP Automation Safety: Safety equipment qualification

exida LLC: Goble, W.

During a functional safety assessment of a packaged equipment manufacturer, the issue of instrumentation equipment qualification came up on the audit checklist. The IEC 61511 standard requires that al..

Pilot-operated safety relief valves: A simple, effective plant upgrade

GE Energy: Scott, J. R.  |  MacKinnon, N.

Replacing spring-loaded valves can help increase efficiency and output

HP Automation Safety: Are you a lawyer or an engineer?

exida LLC: Goble, W.

Have you ever questioned some legal decision? I have certainly wondered about the logic behind certain legal cases. When I read the “warning labels” on certain products, for example, I reall..

Control-valve seat leakage

GE Energy: Sanders, D.

Enhancing initial performance, extending service life of valves offers benefits

Consider life-cycle costs in specifying control valves

Samson AG: Kiesbauer, J.  |  Vnucec, D.

Latest approach improves sizing valves while also incorporating total ownership investment

Seal off costly refinery leaks

Sealing Corp.: Paterson, J.

Older refinery seeks better method to be leak-free

Avoid costly engineering faults, missteps and miscalculations

Alon USA: Sanghavi, K.

Experience does count, especially in achieving success in capital and revamp projects

Optimize cracked-gas compressors with smart-automation technology

Emerson Process Management: Cox, P.

Machine health monitors can provide critical information to avoid unit and plant-wide shutdowns

Circumvent design issues when adding new hydrotreating units

A-Evangelista, S.A.: Marchetti, M. H.

Follow these guidelines for substantial capital cost savings with existing flare systems

HP Control: Inferential control model input selection

Petrocontrol: Friedman, Y. Z.

It is not a secret that I prefer to base inferential models on engineering principles, rather than on regression. Having said that, the use of regression is widespread, and being a consultant in the f..