Environment & Safety
Siemens to supply wastewater treatment systems for Sinopec refinery
Siemens has received an order from Sinopec Jiujiang Petrochemical Co. for the supply of a refinery wastewater treatment system that includes PACT biological treatment, Wet Air Regeneration and a Hydro-Clear filter system, and a Zimpro wet air oxidation (WAO) system for spent caustic treatment.
Reliable gauges improve safety and reliability
Caustic. Flammable. Corrosive. When these adjectives describe the agents that you work with every day, keeping them contained safely is of paramount concern. But what would you say if you knew that th..
HP Automation Strategies: ISA108 Intelligent Device Management focuses on work processes
Over the last decade, field instrumentation and analytical chemistry device suppliers have made tremendous progress incorporating value-added functionality into intelligent devices. This includes enha..
HP News: Process safety pioneer passes away
   Trevor Kletz was a giant   in the field of process safety.  One of the founders and leaders of process safety in thought and practice, Professor Trevor Kletz, died on ..
Chemical-grade operation—or not?
The quality of transportation fuels has evolved. Earlier, the fuel quality was based on octane to power larger engines for automobiles and cetane for commercial trucks. As lead was phased out of gasol..
US achieves new milestones with latest hydrogen, fuel cell technologies
With support from the US Department of Energy, private industry and the DOE’s national laboratories have already achieved significant advances in fuel cell and hydrogen technologies.
Key pipeline companies in North America take lead on safety research
North American pipeline industry leaders Enbridge and TransCanada have reaffirmed their commitment to pipeline safety and emergency response by agreeing to research regarding leak detection.
US safety board seeks overhaul of California refinery regulations
After the August 2012 fire at Chevron's Richmond refinery, the CSB says it wants to replace reactive and activity-based regulations with a rigorous, performance-based scheme.
Design a staggered depressurization sequence for flare systems
Emergency depressurization is one of the most important design provisions for safeguarding facilities in case of an emergency. To overcome limitations of flare system capacity during such a scenario, depressurization can be practiced in a sequential manner. Presented here are the criteria and calculation methods for designing sequential depressurization, along with guidelines for the implementation of recommended designs.
Rethink the hazards in your process
In designing process safety systems, “more” is not necessarily better. Advanced technology has created a mindset to over-install hardware to prevent or to reduce the risk of failure in hydro..
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