National Academies of Sciences%2c Engineering%2c and Medicine

Criteria for Installing Automatic and Remote-Controlled Shutoff Valves on Existing Gas and Hazardous Liquid Transmission Pipelines

The committee will study current and potential methodologies and standards, including regulatory criteria, for deciding when an automatic shutoff valve, remote controlled valve or other equivalent ...
Machine Design

ATEX Digital Valves Offers Safety, Reliability, and Remote Diagnostics

Engineers at Moog have developed a line of explosion-proof (ATEX-certified) flow and flow/pressure control valves that handle from 19.8 gpm to 951 gpm and carry IP66 protection. The valves feature hot ...
ISA

Choked Flow in Control Valves

Choked flow in control valves is a subject of serious concern for industrial users. The term is usually associated with destructive process conditions that can damage valve internals or expose ...
ISA

Author Q&A: Fluid Mechanics of Control Valves: How Valves Control Your Process

ISA recently published Fluid Mechanics of Control Valves: How Valves Control Your Process by Hans D. Baumann, Ph.D., PE — a world-renowned expert on control valve technology who is credited with more ...
POWER Magazine

Establishing Proper Pressure Drop for Feedwater Flow Control Valves

Feedwater control valves play a critical role in boiler operation. One important parameter of their design is the pressure drop at the rated condition as well as off-design conditions. However, ...