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Environment & Safety

HP Insight: Questions to HP

Hydrocarbon Processing Staff: Romanow, Stephany

HP editorial receives many requests for information. Often, these inquiries are follow-ups to article subjects from previous issues. Many inquirers seek contact information concerning equipment and se..

HP Automation Safety: Partial valve stroke testing

exida LLC: Goble, W.

Some of the new technology in safety instrumented systems includes smart valve positioners that run diagnostics. These devices automatically run a partial valve stroke test of the valves and actuators..

HP Automation Safety: Getting your functional safety program started

exida LLC: Goble, W.

Several operating companies know about relatively new functional safety standards like ANSI/ISA 84.01 and IEC61508. Many are convinced that the economic benefits of safety life cycle implementation ar..

HP Insight: Synchronizing people and tools

Consultant: Hartmann, J.C.M.

"Supply chain management" considers optimizing refinery operations, which includes supply and distribution. The diversity of upgrading and treating units, and the variety of processed products has sig..

HP Automation Safety: A safety culture

exida LLC: Goble, W.

I have come to the conclusion that it is hard to maintain a good safety record in the HPI. I have met many topnotch control engineers with good safety orientation. They seem to be doing..

Predict contaminant concentrations in deaerator-vent emissions

Air Products and Chemicals, Inc.: Baade, W. F.  |  Kunz, R. G.

Here is a tool to estimate maximum concentrations of contaminants in hydrogen-plant condensate

HP Automation Safety: The trend toward SIL2

exida LLC: Goble, W.

A new market study I worked on shows that the percentage of SIL3 safety instrumented functions (SIFs) is decreasing. SIFs are getting classified more and more as SIL1 and SIL2. Why is t..

HAZROP: an approach to combining HAZOP and RCM

P.E., Rohm and Hass Co: Post, R. L.

A single merged activity provides resource savings

HP Automation Safety: The safe failure fraction barrier

exida LLC: Goble, W.

Two charts in IEC61508 are getting a lot of attention as engineers begin to implement design processes to meet the standard. These are the "Safe Failure Fraction (SFF)" tables located i..

HP Automation Safety: A lot of work

exida LLC: Goble, W.

I was talking to an engineer from a major petrochemical company today about implementing the new safety standards. The discussion covered ISA 84.01 and the new IEC61511. Both are perfor..