Industrial transformers and circuit breakers operate with large voltage differences between current-carrying internal components and the grounded tank walls. A breakdown in the dielectric strength of the insulating oil in the tank due to contamination or other causes can lead to the formation of an...
Process Safety Management Plus or Minus 20 Years - What I Wish I'd Known 20 Years Ago and What We Can't Wait Another 20 Years to Learn Abstract of proposed presentation to the Global Congress on Process Safety: Houston - April, 2012 Presenter: Alan C. (Al) Brackey, Senior Manager PSM Audit - Valero...
Quantitative risk assessment is now a common tool used for planning and approval of high risk process facilities globally. The initial focus was towards individual risk contours as these were easier to apply and communicate, but a number of regulators and companies also wish to see societal risk...
Four recent explosions occurred in a single burner, recirculating solids ring dryer. The dryer was equipped with a recirculating fan, a burner section, a section to introduce the solids, a ring duct, a pre-separator and four cyclones. Seven explosion doors were also used to protect the integrity of...
Evaluation of Management of Safety Barries for Major Hazard Accidents The last accidents in the process industries have demonstrated and intensified the importance of the safety barriers to prevent the occurrence of accidents. The safety barriers, that are called preventive, if the barrier could...
Increasing the safety and security within the chemical supply chain has been a concern of the US government for several years. Both the Environmental Protection Agency (EPA) and the Department of Homeland Security (DHS) have active efforts to reduce societal risk of a toxic industrial chemical...
A truck driver loading a tanker was fatally injured in a flash fire. The accident occurred at the loading rack of a petroleum refinery. The truck driver was on top of the tank trailer loading a liquid petroleum byproduct material similar to asphalt through an open hatch on the trailer. The material...
Industry is increasingly moving towards utilizing High Integrity Protective Systems (HIPS) to reduce flare loading and prevent the environmental impact of pressure venting. HIPS are becoming the option of choice to help alleviate the need to replace major portions of the flare system in existing...
Located at Dow's Freeport, Texas site, the B-4000 Multifunctional Pilot Plant has safely supported diverse research initiatives related to the development of chemical processes and evaluation of catalysts, raw materials and products since 2000. The facility provides the necessary infrastructure...