Activity
  • Advanced Sensor Technology in Safety Instrumented Functions

    The safety instrumented function, or safety loop, is comprised of a sensor, logic solver and final element. Sensing the shutdown condition requires highly reliable sensors. In a Process Engineering article, Improve the reliability of safety instrumented systems with advanced measurement technologies , Emerson’s Julie Valentine and Meha Jha share how technology advancements combined with best practices helps drive process…
  • When is a SIL Suitability Rating Required for Final Control Elements?

    Abstract Final Control Elements (Control valves or Safety Shut Down Valves) are the key components of any close loop control system, whether it is used for Basic Process Control Systems (BPCS) or for Safety Instrumented Systems (SIS). Financial constraints derive different constructions of valves suitable for throttling vs On-Off applications. However, due to past accidents, reliability has become a key criterion in…
  • Safer Operations with Online Corrosion and Erosion Monitoring

    Emerson’s Kevin Thomas discussed corrosion and erosion monitoring at the 4C Health, Safety & Environmental conference. Kevin opened citing some statistics. 100 of the most expensive downstream accidents cost $50 million in damage. Chemical and electrochemical reactions create metal loss in piping and vessels in an industrial process. Manual inspection is typically performed infrequently and miss conditions that may…
  • Reducing Tank Venting Equipment Fugitive Emissions

    At the 4C Health, Safety & Environmental conference , Emerson’s Derek Kelly highlighted ways to reduce fugitive emissions from tank venting equipment. Here is the abstract of his presentation: Tank venting equipment such as blanketing regulators, thief hatches, pressure/vacuum relief valves and emergency vents are needed to safely operate AST’s. If these devices are not correctly sized and selected, excessive fugitive…
  • Driving Safer Operations

    At the 4C Health, Safety & Environmental conference in Austin, Emerson’s Ed Schodowski and Doug White presented on ways to address safety issues that relate to process , loss of containment and occupational trends, regulations and other factors that affect plants. Ed opened showing a Chemical Safety Board video showing an accident at a Philadelphia refinery caused by a pipe loss of containment issue at an elbow in the…
  • Meeting the measurement challenges presented by LNG

    Level and temperature measurement technology plays a key role in modern liquefied natural gas (LNG) tank gauging systems. In a Control Engineering Europe article, ‘ Increasing safety and optimizing tank usage at LNG terminals ’, Victoria Lund Mattsson, a solutions engineer with Emerson’s tank gauging business, explains how modern tank gauging systems not only provide accurate and reliable level and temperature measurements…
  • Emerson at August 18-20 4C Health, Safety, Environmental Conference

    A key conference for health, safety and environmental (HSE) is the 4C Health, Safety, and Environmental Conference . The 2021 conference will take place next week, August 18-20 here in Austin, Texas. The purpose is for HSE professionals to discover strategies for improving occupational and process safety procedures, minimizing containment risks, and understanding the latest emissions reduction and best management practices…
  • Addressing Common Misconceptions in Safety System Configuration

    Traditional safety systems have a centralized architecture, meaning that a large processor unit runs hundreds of safety instrumented functions (SIF). Modern safety systems have a distributed architecture where multiple smaller processor units execute dozens of SIFs. Distributed safety systems offer many cost and maintenance benefits, but some users worry they’re harder to configure than a centralized safety system. I…
  • Fail-Safe Electric Actuators in Safety Applications

    Valves used in safety shutdown applications require actuators to perform reliably on demand. In a recorded webinar, Smart Electric Valve Actuators for Critical Fail-Safe Applications , Emerson’s Knut Riegel and Umberto Bianchi share how these actuators are well-suited for emergency shutdown (ESD) applications. Knut provides background on ESD valves and their use and addresses the question on if ESD valve applications…
  • Deliver better control, reliability, and safety in today’s demanding steam operations with Rosemount 8800 MultiVariable Vortex Flow Meter

    Vortex flow measurement is uniquely adaptive when it comes to handling difficult applications. By virtue of its science, utilizing the von Kármán effect, these instruments are accurate across a wide operating range and effective at withstanding high process pressures and temperatures. In this post, we’re highlighting the latest in our 8800 Flow Meter product portfolio – the MultiVariable Vortex Flow Meter. Designed with…
  • Extending Final Element Proof Testing Intervals

    I received a question from a very old post here on the blog, Credit for Partial Stroke Tests in Verification Process . The person was trying to get a better understanding about this chart showing how partial stroke tests (PSTs) can extend the intervals between full stroke tests for final elements in a safety instrumented function (SIF). I turned to Emerson’s Riyaz Ali for help with this question. Riyaz explained that…
  • Control System Strategy is Key to Meeting Long-Term Operational Goals

    Organizations have come to expect that their control systems will operate for many years and often anticipate using the same systems for decades. New improvements in cloud computing coupled with rapid advancement of control system technology has many people wondering if these control system trends will change. Sean Sims , vice president for Emerson’s DeltaV platform, recently spoke with Control Engineering Europe to…
  • Diagnostics for Final Elements in Safety Applications

    At the Emerson Exchange Americas virtual series, Emerson’s Mike Hoyme and Stanley Af demonstrated diagnostics in the final elements within a safety instrumented function. Here is their presentation abstract: In this demonstration we will show how to use the FIELDVUE DVC6200 SIS to perform diagnostics on SIS final elements. This device can run full stroke testing, partial stroke testing (PST), solenoid valve (SOV) health…
  • Augmented Reality Brings Real Benefits to Manufacturing

    Augmented reality (AR) has come a long way since it first made a worldwide splash in mobile video games. No longer considered just a toy or novelty, AR is being implemented for real-world applications that are changing the way we work and learn. One area where AR is taking off quickly is in manufacturing. In a recent article with Automation World entitled, How Augmented Reality Became a Serious Tool for Manufacturing…
  • Safety Instrumented System Useful Life

    Safety instrumented systems (SISs) are used to reduce risks and bring to process to a safe state in the event of an upset or abnormal condition. Assessing this risk over the lifecycle of the operations is part of the IEC 61511 global safety standard. In a LinkedIn article, The risks and the opportunities of running an obsolete Safety Instrumented Systems (SIS) , Emerson’s Mohamed Salman shares his expertise on evaluating…
  • Making the Most of Built-In Proof-Testing for Your Safety Lifecycle Management

    It’s not surprising that safety is a top priority for plant managers and operators, but minimizing risk in these environments is no simple task. Safety Instrumented Systems (SIS) are failsafes built into critical processes to maintain maximum operational integrity. These systems consist of independent sensors and control equipment in series in order to detect abnormal operating conditions. Should an issue arise, the SIS…
  • Machine Safety Solutions

    At the Emerson Exchange America’s Virtual Series, Emerson’s Jeff Welker discussed products and solutions for machine safety. Here is his presentation abstract: Machine Safety is demanded by international machine directives, guidelines and human sense. Emerson provides a full range of products and solutions to fulfill the individual application needs. Furthermore, our technical experts are supporting customers to find…
  • Safely Test Solenoid Valves without Process Disturbances

    At the Emerson Exchange Virtual Series, Emerson’s Joe McHugh and SIS-TECH Solutions ‘ Angela Summers presented on achieving increased safety and reliability through a redundant architecture. Here is their presentation’s abstract: In the context of production costs, something as small as a solenoid valve might not be at the top of your priority list. But the reality is that there are 100s, if not 1000s, of solenoid valves…
  • Welcome to Emerson Automation Experts Podcasts

    Visit our podcast subscription page to subscribe with your favorite podcast player. The post Welcome to Emerson Automation Experts Podcasts appeared first on the Emerson Automation Experts blog.
  • Mitigating Loss of Containment Risks

    At the Emerson Exchange America Virtual Series, Emerson’s Ed Schodowski , David Macedonia , Christiane Lederer and Brian Ledeboer were on a panel to discuss innovations in process safety around loss of containment for refiners, chemical and petrochemical producers. Here is their panel abstract: Loss of containment is the largest cause of Tier 1 and Tier 2 safety incidents. Digital technologies can greatly reduce the…
  • Innovations in Personnel and Process Safety

    Safety—both personnel and process safety—are always top concerns for manufacturers and producers. At the Emerson Exchange Americas Virtual Series, Emerson’s Ed Schodowski , Meha Jha , Mike Hoyme and Marcelo Dultra shared a panel to discuss innovations in personnel and process safety for refiners and chemical producers. Here is their session’s abstract: Process Safety systems are complex combinations of measurement,…
  • End of Life Expectancy for Final Control Elements in Safety and Control Systems

    Mechanical items, such as shut down valves, isolation valves, control valves, actuators and other pneumatic accessories, if selected and sized properly during the design stage to meet process parameters/conditions, fluid comparability, environmental conditions, etc., will typically follow a bathtub curve aging lifecycle. The bathtub curve consists of three periods: an infant mortality period with a decreasing failure…
  • Where to Focus to Drive More ROI from a Digital Twin Simulation

    As manufacturing organizations embark upon their digital transformation journey, an essential starting point is to implement a digital twin. Digital twins deliver value in project execution with easier engineering and testing. When the project is over, the same digital twin enhances daily operations, improving safety and uptime by moving training and process change testing off physical equipment and on to a digital workspace…
  • Building More Defendable Control and Safety Systems

    A plant’s basic process control system (BPCS) and safety instrumented system (SIS) are critical infrastructure for the facility. Many decisions go into selecting these systems, and one of the most important is selecting the right architecture—a decision that will impact other elements of system selection as well as performance and efficiency across the lifecycle of the equipment. One key decision that will impact automation…
  • Three Things to Do, and Three to Avoid, When Assessing Your Cybersecurity Situation

    Any process manufacturing company that has not yet launched a cybersecurity program is probably frozen in a frequent difficult position: Where do we start? If your company is trying to break free and make some progress—and maybe you’re the one tasked with doing it—we have some suggestions for critical first steps. These suggestions are included in our article in the September issue of Control Engineering . The key point…