Blog - Post List
  • Valves, Actuators & Regulators Blog: Overcoming Fugitive Emissions in Isolation Valves

    Emerson’s Horst Balau presented Solving the Fugitive Emission Challenge for Isolation Valves at the 2024 Emerson Exchange Conference in Düsseldorf, Germany. Here is his presentation abstract: Fugitive emission reduction has become a business imperative for plant operators as governments sharpen their focus on environmental protection, and sustainability credentials become a barrier to entry. With valves as the largest…
  • Valves, Actuators & Regulators Blog: Digital Valve Controller Employs Edge Computing

    Valve controllers play a vital role in industrial processes, ensuring that control valves are positioned accurately under changing process conditions. Building upon fifty years of valve controller improvements, the new Fisher FIELDVUE DVC7K digital valve controller offers unparalleled performance and data analytics, as discussed in my article in the January 2024 edition of Industrial Automation Asia , titled Next Generation…
  • Valves, Actuators & Regulators Blog: New Noise Reduction Technology for Gas Pipelines

    Natural gas pipelines tend to produce loud noise as gas flows through pressure regulating valves. This is usually not a problem in isolated locations, but when neighborhoods develop or expand nearby, it becomes a pressing issue. Our article in the January 2024 issue of Pipeline & Gas Journal , titled “ New Alternatives for Noise Reduction in Gas Pipelines ,” describes the difficulties of pipeline pressure reduction…
  • Valves, Actuators & Regulators Blog: Power Industry Valve Application Video Series

    Valves are critical in many power industry applications such as boiler feedwater & recirculation, superheat attemperation, turbine bypass, and more. In this YouTube Fisher Valves & Instruments Power Industry Application Series , you can learn about the role that Fisher control valves play in the power industry. These videos detail the purpose, operation, challenges, and solutions for control valves in these applications…
  • Valves, Actuators & Regulators Blog: Control Valve Challenges in Carbon Dioxide Transport and Sequestration

    As climate change progresses, reducing greenhouse gas (GHG) emissions, particularly carbon dioxide (CO­ 2 ), is critical. Spurred by government subsidies and mandates, CO 2 sequestration projects are underway across the globe. My December 2023 Automation.com article, titled Control Valve Selection for Supercritical Carbon Dioxide Pipelines and Injection Systems , discusses the unique considerations involved in selecting…
  • Valves, Actuators & Regulators Blog: Finding the Value in Control Valve Data

    In a world awash with digital data, many tend to assume that more data equals more value, but the reality is that data only becomes valuable when it is analyzed and acted upon. In my article titled “ Transforming Valve Data into Dollars ,” published to Automation.com in November 2023, I discuss a new software application that converts raw control valve data into actionable information. The evolution of analytics …
  • Valves, Actuators & Regulators Blog: Gain Asset Health Insights with Emerson’s Digital Valve Controller

    In many applications, control and on-off valves are subjected to regular position changes and constant contact with process media, causing wear and tear that must be monitored to prevent operational issues. Control valves are typically operated with a 4-20mA signal sent from a remote automation system, but without valve position feedback, drift from the intended setpoint can occur. On-off valves are simpler to control…
  • Valves, Actuators & Regulators Blog: Mitigating Shutdown, Turnaround, and Outage Issues

    Plant shutdowns, turnarounds, and outages (STOs) have never been simple, but in recent years they have become even more challenging due to labor shortages and difficulties procuring parts. My article in Processing , titled “ Rethinking shutdown, turnaround, and outage planning ,” discusses the impacts of these challenges on STO planning and execution, and it offers strategies to minimize their effects. Increasingly…
  • Valves, Actuators & Regulators Blog: Mitigating Shutdown, Turnaround, and Outage Issues

    Plant shutdowns, turnarounds, and outages (STOs) have never been simple, but in recent years they have become even more challenging due to labor shortages and difficulties procuring parts. My article in Processing , titled “ Rethinking shutdown, turnaround, and outage planning ,” discusses the impacts of these challenges on STO planning and execution, and it offers strategies to minimize their effects. Increasingly…
  • Valves, Actuators & Regulators Blog: Detecting Bellows Damage in Pressure Relief Valves

    Pressure relief valves (PRVs) provide critical overpressure protection in many industries by venting excess process media when necessary. PRVs often include bellows in applications with relief valve headers subject to backpressure, but bellows may be damaged by cycling or corrosive chemical applications, causing significant performance impacts and environmental leakage that may go unnoticed for years. My article in…
  • Valves, Actuators & Regulators Blog: Pneumatic Controllers Revived by Flexible, Configurable, Digital Process Controller

    It’s said that nothing succeeds like success, but after years and decades pile up, initially successful innovations can result in huge installed bases that can be challenging to service and maintain. In this article on Emerson’s New Digital Process Controller Brings Simplicity and Flexibility to Single Loops | Emerson US,  learn how digital process controllers reliably upgrade performance, safety and compliance by making…
  • Valves, Actuators & Regulators Blog: Advanced Diagnostics for Electric Actuators

    Due to stringent greenhouse gas emissions regulations, as well as ongoing technical advances, electric valve actuators are proliferating across process industries, but until recently, these actuators have lacked comprehensive diagnostic and monitoring features. This situation is changing for the better, as we explain in Hydrocarbon Processing November 2023 article, titled “ Maximizing the Advantages of Electric Actuator…
  • Valves, Actuators & Regulators Blog: Easy and Effective Oil Separator Retrofit Improves Operation

    Due to more stringent methane emission regulations, natural gas-powered level control systems in oilfield separators are no longer practical. Thankfully, many of these separators can be retrofitted easily with new electric level control technologies, as discussed in my article, titled “ Improved oil separator control strategies ,” in the October 2023 edition of Process Instrumentation . Please find a summary of the article…
  • Valves, Actuators & Regulators Blog: Advice at the Device™︎ for Your Valves

    I wanted to ensure you saw the news:  Emerson’s New Digital Valve Controller First to Offer Embedded Edge Computing to Streamline Workflows, Optimize Performance . With the ongoing exodus of expertise due to retirements across the globe, having Advice at the Device can help. The Fisher FIELDVUE DVC7K is the industry’s highest performing, most reliable valve controller and the first to include embedded prognostics …
  • Valves, Actuators & Regulators Blog: How Reliability Improves Sustainability

    While high reliability clearly entails high availability, what is less obvious is that reliability also enhances sustainability. My column from the October 2023 issue of InTech , titled “ Executive Corner: Reliability Through the Lens of Sustainability ,” explains why. When devices such as relief or isolation valves do not operate reliably, undesirable emissions can escape to atmosphere, wasting materials and potentially…
  • Valves, Actuators & Regulators Blog: Advantages of Digitized On-Off Valves

    Automated on-off valves play important roles in many systems, including starting and stopping batch processes, routing process fluids, filling and emptying tanks, backwashing filters, performing safety shutdown functions, and more. These valves are often required to operate reliably for years of continuous service. In both new and existing plants, smart valves featuring microprocessors and digital communication capabilities…
  • Valves, Actuators & Regulators Blog: Improving Performance with Digital On-Off Valves

    I’ve often written about how digital valve controllers improve control valve performance and ongoing maintenance. But how about on-off valves? In this Valve World Americas featured story, How Digitized On-Off Valves Improve Operations , Emerson’s Riyaz Ali explains how the: …data provided by smart on-off valves can be used to increase uptime, reduce maintenance costs, and improve safety. Riyaz opens the article…
  • Valves, Actuators & Regulators Blog: Reducing Valve Fugitive Emissions

    Driving more sustainable operations requires a look at many areas to find ways to optimize and reduce emissions. One place to focus is the valves and the actuators that drive their movement. In a CHEManager International article, Innovative and Disruptive Automated Valve Package offers Decarbonization Solution , Emerson’s Knut Riegel shares how advancements in valve actuation technology fitted on isolation and shutoff…
  • Valves, Actuators & Regulators Blog: Pressure Regulating Technologies Suitable for Hydrogen Applications

    Leaders worldwide continue to pursue hydrogen as a dependable energy carrier in the global energy mix. But hydrogen, as a light gas, has challenges in the supply chain from production through ultimate use as an energy carrier. Challenges that Emerson has addressed include hydrogen embrittlement, permeation, and leak detection to make the transportation and consumption of hydrogen blended gases a safe and eco-friendly…
  • Valves, Actuators & Regulators Blog: Careful Valve Material Selection Prevents Premature Failures

    In refineries and petrochemical plants, frequent contact with process media can result in premature corrosion of valves and related components. To help prevent this, vendors can provide expert advice and, in some cases, lab testing to verify compatibility between wetted parts and process media. Below is a summary of our article in the August 2023 issue of Hydrocarbon Processing, titled “Select the Appropriate Construction…
  • Valves, Actuators & Regulators Blog: Advice for Choosing a Valve Repair Company for Your Next Outage

    Choosing a valve maintenance company that you can trust is difficult. During a shutdown or outage, you want your plant back up and running as quickly and safely as possible , while staying within budget and completing reliable repairs. Here are some tips from an Original Equipment Manufacturer (OEM) on what kind of provider you should choose to protect your assets. Tip 1 – Investigate their “valve service expertise…
  • Valves, Actuators & Regulators Blog: Next-Generation Knife Gate Valves for Dewatered Tailings Applications

    Efficient tailings disposal is an important financial and technical concern in many mining operations. As mines strive to recycle more water in their processes, transporting tailings has become much more difficult. My article in the July/August 2023 edition of North American Mining , titled “ Selecting Knife Gate Valves for Severe Tailings Service ,” addresses this issue. It discusses the impact of water recovery operations…
  • Valves, Actuators & Regulators Blog: Continuing Innovations in Control Valve Noise Reduction

    Those that work in and around processing plants and production facilities know how loud these processes can be. As fluid flows through piping, changes in flow rates and pressures can create noise. In an Automation.com article, How Additive Manufacturing Leads to Quieter Control Valves , Emerson’s Grady Emswiler and Mike Hoyme explain how this: …sound is created by very high pressure drops across a valve, which generates…
  • Valves, Actuators & Regulators Blog: Unique Challenges for SAF Control Valves

    Sustainable aviation fuel (SAF) is a renewable alternative to the fossil fuels that have historically powered most aircraft. Compared to conventional fuel production, SAF production poses particular challenges for control valves. Below is a summary of our article in the August 2023 issue of Hydrocarbon Engineering, titled “ Control Valve Selection for SAF Production ,” which discusses these challenges and offers suggestions…
  • Valves, Actuators & Regulators Blog: Specialized Control Valves for Semiconductor Ultrapure Water Applications

    Effective production of minuscule silicon chips requires water with close to zero impurities. This ultrapure water must be produced in a system made up of special components, including control valves with very specific features. The latter issue is the subject of my article in the June 2023 issue of Processing, titled “ Control Valve Selection for Semiconductor Ultrapure Water Applications ,” please find a summary below…