Articles

Solenoid Valves: Direct Acting vs. Pilot-Operated

Solenoid Valves: Direct Acting vs. Pilot-Operated

While presenting in a recent VMA Valve Basics 101 Course in Houston, I found myself in a familiar role: explaining solenoid valves (SOVs) to attendees. (I work with solenoids so much that one VMA member at that conference joked that I needed to be wearing an I Heart Solenoids t-shirt). During the hands-on “petting zoo” portion of the program, which involves smaller groups of attendees, one of the most frequently asked questions I get from people came up: What’s the difference between direct-acting and pilot-operated SOVs, and how do we make a choice?

Automation Controls Thought Leadership Valve Basics Valves

April 8, 2019

Why Women are Turning to Manufacturing as a Career

Why Women are Turning to Manufacturing as a Career

Women work in all aspects of companies that use or manufacture valves.

Manufacturing

March 26, 2019

Cybersecurity in Manufacturing: How to Keep the Threats at Bay

Cybersecurity in Manufacturing: How to Keep the Threats at Bay

The Industrial IoT (Internet of Things), Industry 4.0 and other smart manufacturing initiatives have successfully increased the productivity and efficiency of valve manufacturing.

General Leadership Valve Basics

March 12, 2019

Keeping Main Steam Isolation Valves in Top Condition

Keeping Main Steam Isolation Valves in Top Condition

Because of the critical function of main steam isolation valves in nuclear applications, keeping these valves running at optimum performance levels is vital.

MRO Thought Leadership

March 11, 2019

Essentials of Cybersecurity for Process Controls

Essentials of Cybersecurity for Process Controls

Cybersecurity is one of the major risks facing the valve industry, and it is not a problem that can merely be solved by other parties besides the intended victim.

Controls Leadership Thought Leadership Valve Basics

March 11, 2019

The Adventures of Duke Waters: Chapter 2

The Adventures of Duke Waters: Chapter 2

Editor’s Note: We continue the series written by John Ballun, president and CEO of Val-Matic Valve and Manufacturing Corp. and released in 2016 as a book dedicated to the mentors that saved him and others from making costly mistakes in the field.

Thought Leadership

March 6, 2019

Valve Basics: New Valve Modifications

Valve Basics: New Valve Modifications

Valve modification can be defined as: adding value to standard or “commodity” valves by installing actuators, special trims, different end-connections, packing and gaskets, and other accessories or upgrades not provided on the original product.

Actuators Quality/Compliance Thought Leadership Valve Basics

February 25, 2019

Small Modular Nuclear Reactors: Gaining Momentum

Small Modular Nuclear Reactors: Gaining Momentum

The concept of small nuclear reactors may seem new, but small reactors have been around for more than 50 years, used in naval vessels such as submarines, aircraft carriers and ice breakers.

General

February 19, 2019

Preventing Problems Caused by Steam Condensate

Preventing Problems Caused by Steam Condensate

In a webinar available on the DFT Inc.’s website, Arie Bregman, vice president and general manager at the valve manufacturer’s Exton, PA site, presented background and guidelines for managing condensate in steam systems.

General

February 13, 2019

Terry Blackard: Valves Need More Respect

Terry Blackard: Valves Need More Respect

Valves in the oil and gas industry have come a long way in the last four decades, both in terms of higher quality in products and opportunities created by those better products, as Terry Blackard can attest.

February 11, 2019

An End-User’s Perspective on Valve Selection and Risk

An End-User’s Perspective on Valve Selection and Risk

From time to time, we are re-posting well-received or particularly valuable articles that have previously run on VALVEMagazine.com so that those who might have missed them will be able to catch up on the best of the best.

General Thought Leadership

February 4, 2019

Understanding Torque-Seated and Position-Seated Valves

Understanding Torque-Seated and Position-Seated Valves

When commissioning an isolation valve, you must ask yourself whether it is torque-seated or position-seated.

General Valve Basics

January 30, 2019

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