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  1. Compliance Auditing of Pressure Relief Systems

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 April Todd W. Drennen, P.E. JEFFREY DANCEY, P.E. Pressure relief systems are a critical area for evaluation in compliance audits. This article provides guidance for developing an audit protocol, gathering required documentation, and documenting and p ...

  2. Editorial: Safety Takes Center Stage at the AIChE Spring Meeting

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 April Emily Petruzzelli Originally proposed by psychologist Gerald Wilde in 1982, the concept of risk homeostasis (i.e., risk compensation) posits that humans do not attempt to minimize risk of harm or bodily injury — instead, each person meets his o ...

  3. Process Safety Beacon: Lifting Hazards

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 April ▲ Figure 1. A cable failed during a lifting operation, causing a 25-ton chlorine gas release. Image source: AFP photo/Al-Mamlaka TV. The March 2023 Beacon covered an incident in the port of Aqaba, Jordan, where a chlorine isotainer was dropped ...

  4. Managing the Risks of Glass in Hazardous Service

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 April Nick Ashley, P.E. Bibek Sapkota James E. Torres Sections Selecting glass in hazardous service Design characteristics Failure modes Maintenance practices Risk mitigation for glass in hazardous service In closing Literature Cited Using glass comp ...

  5. Editorial: Safety Above All Else

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Emily Petruzzelli Process safety is a core practice of chemical engineers. As we watched the events unfold in East Palestine, OH, last month, it was a sobering reminder of this core practice. Chemical precursors — like vinyl chloride and butyl ...

  6. Process Safety Beacon: Toxic Gases Require Special Precautions

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March ▲ A chlorine gas release occurred during a loading operation. Image source: AFP photo/Al Mamlaka TV. On June 27, 2022, a crane was loading a 25-ton isotainer of liquefied chlorine gas onto a ship in Aqaba, Jordan. A lifting cable snapped, and t ...

  7. Site Selection and Buffer Zone Maintenance

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 March Karen Study John Currie Sections Past incidents necessitate buffer zones The Dow Chemical Company Greenbelt Standard History of the Greenbelt Standard Drive for continuous improvement Program results Program partnership Effective greenbelt mana ...

  8. Process Safety Beacon: People Are a Critical Part of Safe Operations

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 February ▲ Tank level monitoring should include a level gauge (L), a high-level alarm (LAH), and an automatic overfill protection system (LAHH), in addition to operator and facility procedures. Adapted from U.S. Chemical Safety and Hazard Investigati ...

  9. Chronic Unease — The Missing Ingredient in Safety Leadership

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 February Jennifer Bracey To achieve a robust safety culture, a sense of chronic unease within an organization’s management can help develop a healthy preoccupation with failure in near misses, risk assessments, and audits. Truly effective safety lead ...

  10. Use Process Historian Data to Verify Safeguards

    CEP Article | AIChE | The Global Home of Chemical Engineers
    2023 February A. M. (Tony) Downes Prasad Goteti, P.E. Steve Lindsay Michele Loseto Use field-level data from process historians to verify safety assumptions made during hazard analyses. The chemical process industries (CPI) have driven toward performance- ...

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