Blog - Post List

  • Valves, Actuators & Regulators Blog: Digital Valve Controller Diagnostic Alerts Maximize Maintenance Efficiency

    Jim Cahill
    Digital valve controllers offer many benefits over simple valve positioners, including the ability to detect and report degrading valve performance in advance of outright failure. However, implementing a comprehensive diagnostics program to take advantage of these features can be a daunting task. My article in the September 2024 issue of Processing , titled “ Activate diagnostic alerts to leverage digital valve controller…

  • Valves, Actuators & Regulators Blog: Fisher FIELDVUE DVC6200 Continuous Bleed

    Jim Cahill
    You may recall Emerson’s Riyaz Ali from many digital valve controller-related posts here on the blog. He recently received an email: I saw an article you are cited in about DVC6000’s using a continuous bleed. Does the DVC6200 have a similar feature? I wanted to share Riyaz’s response in case you have a similar question. Generally, depending upon the design of internal components of smart devices and their response…

  • Valves, Actuators & Regulators Blog: Enhanced Connectivity in Digital Valve Controllers

    Jim Cahill
    Despite numerous advancements to digital valve controllers in recent decades, their local user interfaces and connectivity options have remained somewhat limited. My article in the August 2024 issue of Process Industry Informer , titled “ Digital Valve Controller Connectivity Improvements ,” discusses how the next generation of digital valve controllers expands user interface capabilities and connectivity features to…

  • Valves, Actuators & Regulators Blog: 150 Years of Performance

    Jim Cahill
    The year 1874 was 150 years ago. It’s hard to imagine a brand beginning then that is still available today. But so it is with Emerson’s Sempell brand of customized and engineered valve solutions. The company was founded as the Rheinische Maschinenfabrik in 1874 by Albert Sempell. The first valves for nuclear power plant applications in Germany were delivered in 1960. Pilot-operated safety valves came next to this industry…

  • Valves, Actuators & Regulators Blog: Chemical Industry Valve Selection Considerations

    Jim Cahill
    Butterfly valves have a long history and are broadly applied across many industries, including the chemical industry. In a Valve World magazine article, Selecting valves for chemical, process applications (p38), Emerson’s Knut Riegel describes advancements in high-performance butterfly valves for critical process applications. Knut opens the article by highlighting the challenges German and other European chemical manufacturers…

  • Valves, Actuators & Regulators Blog: Changing Valve Automation Requirements for Sustainability

    Jim Cahill
    Emerson’s Tom Mullins and Daniel Quintero presented How Will Valve Automation Change in a Sustainability and Decarbonization World at the 2024 Ovation User Group Conference. Here is their presentation abstract. Sustainability and Decarbonization (S&D) are increasingly highlighted in corporate annual reports as a desired objective. The move to drive down emissions and use lower environmental impact alternatives will…

  • Valves, Actuators & Regulators Blog: Blue Hydrogen Valve, Actuator & Regulator Solutions

    Jim Cahill
    Efficient equipment and regular maintenance from an original equipment manufacturer (OEM) service provider help to ensure extended uptime and minimize operational challenges. It’s essential to secure reliability and safety in blue hydrogen production processes by looking for valve, actuator, and regulator solutions that: Deliver 99.9% blue hydrogen purity level Lower fugitive emission rate Boost productivity …

  • Valves, Actuators & Regulators Blog: Digital Valve Controllers for Net-Zero Objectives

    Jim Cahill
    Emerson’s Riyaz Ali presented Digital Valve Controller Used with Final Control Elements Inching Towards Net Zero Emission at the 2024 Emerson Exchange conference in Düsseldorf, Germany. Here is his presentation abstract: Energy consumption is a big part of process plant operating costs, so its use must be closely monitored and controlled. However, attempting to minimize energy consumption by restricting energy flow…

  • Valves, Actuators & Regulators Blog: Digital Valve Controllers for Net-Zero Objectives

    Jim Cahill
    Emerson’s Riyaz Ali presented Digital Valve Controller Used with Final Control Elements Inching Towards Net Zero Emission at the 2024 Emerson Exchange conference in Düsseldorf, Germany. Here is his presentation abstract: Energy consumption is a big part of process plant operating costs, so its use must be closely monitored and controlled. However, attempting to minimize energy consumption by restricting energy flow…

  • Valves, Actuators & Regulators Blog: Emission-Free Gas-Powered Actuators are “Fit for 55”

    Jim Cahill
    At the Emerson Exchange EMEA 2024 in Düsseldorf, Håkon Espvik, hydraulics product manager at Emerson, explained how the need to meet greenhouse gas reduction targets will transform the actuation technology used for gas pipeline shutdown valves. Regulations and reduction targets, such as the European Union’s “Fit for 55” package, which aim to reduce greenhouse gas emissions by 55% by 2030, require the oil and gas industry…

  • Valves, Actuators & Regulators Blog: Emission-Free Gas-Powered Actuators are “Fit for 55”

    Jim Cahill
    At the Emerson Exchange EMEA 2024 in Düsseldorf, Håkon Espvik, hydraulics product manager at Emerson, explained how the need to meet greenhouse gas reduction targets will transform the actuation technology used for gas pipeline shutdown valves. Regulations and reduction targets, such as the European Union’s “Fit for 55” package, which aim to reduce greenhouse gas emissions by 55% by 2030, require the oil and gas industry…

  • Valves, Actuators & Regulators Blog: Rugged and Reliable Molecular Sieve Dryer Switching Valves

    Jim Cahill
    Natural gas and hydrocarbon liquids undergo many processing steps to final products. Dehydrating hydrocarbons is a key step before further processing, such as fractionation and liquefaction. Molecular sieve dryers, known for their efficiency and based on the adsorption principle , are the standard way to accomplish dehydration. Emerson’s Olivier Beyerman shared some background and considerations on this application. …

  • Valves, Actuators & Regulators Blog: Rugged and Reliable Molecular Sieve Dryer Switching Valves

    Jim Cahill
    Natural gas and hydrocarbon liquids undergo many processing steps to final products. Dehydrating hydrocarbons is a key step before further processing, such as fractionation and liquefaction. Molecular sieve dryers, known for their efficiency and based on the adsorption principle , are the standard way to accomplish dehydration. Emerson’s Olivier Beyerman shared some background and considerations on this application. …

  • Valves, Actuators & Regulators Blog: Control Valve Selection for PEM Electrolyzers

    Jim Cahill
    Renewable or `green’ hydrogen, produced by the electrolysis of water, using renewable electricity, has been described as the `fuel of the future’. However, companies such as Plug Power are building cost-effective green hydrogen ecosystems that are already rapidly advancing its role in decarbonizing industry and transport. Plug Power is the world’s largest user of liquid hydrogen, and has also developed its own proton…

  • Valves, Actuators & Regulators Blog: Control Valve Selection for PEM Electrolyzers

    Jim Cahill
    Renewable or `green’ hydrogen, produced by the electrolysis of water, using renewable electricity, has been described as the `fuel of the future’. However, companies such as Plug Power are building cost-effective green hydrogen ecosystems that are already rapidly advancing its role in decarbonizing industry and transport. Plug Power is the world’s largest user of liquid hydrogen, and has also developed its own proton…

  • Valves, Actuators & Regulators Blog: Crucial Role for Valves, Regulators & Actuators in Blue Hydrogen Production Podcast

    Jim Cahill
    You may have heard of various color adjectives used to describe hydrogen production based on the amount of CO2 produced as a byproduct. Green hydrogen comes from renewable energy sources, powering an electrolyzer to split water into hydrogen and oxygen. Blue hydrogen is produced from typical sources like natural gas, but the CO2 produced as a byproduct is captured and stored away. This decarbonization process is one…

  • Valves, Actuators & Regulators Blog: Crucial Role for Valves, Regulators & Actuators in Blue Hydrogen Production Podcast

    Jim Cahill
    You may have heard of various color adjectives used to describe hydrogen production based on the amount of CO2 produced as a byproduct. Green hydrogen comes from renewable energy sources, powering an electrolyzer to split water into hydrogen and oxygen. Blue hydrogen is produced from typical sources like natural gas, but the CO2 produced as a byproduct is captured and stored away. This decarbonization process is one…

  • Valves, Actuators & Regulators Blog: Valve Trim Innovations in Aerodynamic Noise Attenuation

    Jim Cahill
    Noise from flowing fluids can be a problem in many production processes. Control valves can sometimes be the source of some of the noise being generated. This pipeline noise is unfavorable to personnel safety, regulatory compliance, and plant reliability. With the demanding challenges from day-to-day operations, an unpredictable future, and nearing deadlines for sustainability goals, how do you address this challenge…

  • Valves, Actuators & Regulators Blog: Valve Trim Innovations in Aerodynamic Noise Attenuation

    Jim Cahill
    Noise from flowing fluids can be a problem in many production processes. Control valves can sometimes be the source of some of the noise being generated. This pipeline noise is unfavorable to personnel safety, regulatory compliance, and plant reliability. With the demanding challenges from day-to-day operations, an unpredictable future, and nearing deadlines for sustainability goals, how do you address this challenge…

  • Valves, Actuators & Regulators Blog: Moving Beyond Pneumatic Standalone Controllers

    Jim Cahill
    Scattered across oilfield sites, tank farms, and isolated process units, standalone pneumatic controllers have been used for decades to locally control level, pressure, flow, and temperature in remote locations. However, these traditional devices have limitations, and many vendors no longer offer or support them. My article in the April 2024 issue of InTech , titled “ When Pneumatic Standalone Controllers Age Out ,…

  • Valves, Actuators & Regulators Blog: Moving Beyond Pneumatic Standalone Controllers

    Jim Cahill
    Scattered across oilfield sites, tank farms, and isolated process units, standalone pneumatic controllers have been used for decades to locally control level, pressure, flow, and temperature in remote locations. However, these traditional devices have limitations, and many vendors no longer offer or support them. My article in the April 2024 issue of InTech , titled “ When Pneumatic Standalone Controllers Age Out ,…

  • Valves, Actuators & Regulators Blog: Moving Beyond Pneumatic Standalone Controllers

    Jim Cahill
    Scattered across oilfield sites, tank farms, and isolated process units, standalone pneumatic controllers have been used for decades to locally control level, pressure, flow, and temperature in remote locations. However, these traditional devices have limitations, and many vendors no longer offer or support them. My article in the April 2024 issue of InTech , titled “ When Pneumatic Standalone Controllers Age Out ,…

  • Valves, Actuators & Regulators Blog: Avoiding Unplanned Downtime with Smart Pneumatic and Hydraulic Valve Monitoring

    Jim Cahill
    A Forbes article, Unplanned Downtime Costs More Than You Think , cites this statistic: An overwhelming 82% of companies have experienced at least one unplanned downtime incident over the past three years. Most have suffered two or more. In an Industrialvalves.de article, Outperforming traditional Valve design meets smart monitoring system for pneumatic and hydraulic valve actuators , Emerson’s Knut Riegel shares ways…

  • Valves, Actuators & Regulators Blog: Avoiding Unplanned Downtime with Smart Pneumatic and Hydraulic Valve Monitoring

    Jim Cahill
    A Forbes article, Unplanned Downtime Costs More Than You Think , cites this statistic: An overwhelming 82% of companies have experienced at least one unplanned downtime incident over the past three years. Most have suffered two or more. In an Industrialvalves.de article, Outperforming traditional Valve design meets smart monitoring system for pneumatic and hydraulic valve actuators , Emerson’s Knut Riegel shares ways…

  • Valves, Actuators & Regulators Blog: Avoiding Unplanned Downtime with Smart Pneumatic and Hydraulic Valve Monitoring

    Jim Cahill
    A Forbes article, Unplanned Downtime Costs More Than You Think , cites this statistic: An overwhelming 82% of companies have experienced at least one unplanned downtime incident over the past three years. Most have suffered two or more. In an Industrialvalves.de article, Outperforming traditional Valve design meets smart monitoring system for pneumatic and hydraulic valve actuators , Emerson’s Knut Riegel shares ways…

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