Environment & Safety
HP Insight: Engines of change
Last year, many members of the HPI were anxious over how the new millennium would impact this industry. During the late 1990s, many factors - crude oil prices, global recession (for som..
HP Insight: Engines of change Fig. 1
Fig. 1. Major polyolefins manufacturers. ..
HP Automation Safety: Separation – control and safety
There are many questions in the minds of engineers working to meet new safety standards like ANSI/ISA S84.01 and IEC 61508. One question that I have heard quite a bit lately relates to ..
Optimize sulfur recovery operations with advanced controls Fig. 2
Fig. 2. Flowsheet of Chevron's SRU. ..
Optimize sulfur recovery operations with advanced controls
By installing a feedfoward control system, an operating facility met tighter limits on SO2 emissions on the SRU
Are spent hydrocracking catalysts listed hazardous wastes?
The author discusses critical points from the U.S. EPA’s memorandum regarding spent ‘dual purpose’ catalysts
Choosing a bellows seal valve for zero leakage
Consider these application guidelines
Control FCC flue-gas emissions
An innovative approach removes SOx, NOx and particulates from gas streams with minimized effluents and byproducts
Ways to measure your HSE program
Discover how to benefit from leading indicators that help to reduce accidents and injuries
HP Automation Safety: Open means flexibility but also risk of reduced safety
I have heard about the promise of "open" control systems for many years now. During the "I'm more open than you are" advertising wars of the early '90s, many benefits were touted. These..
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