One of my first assignments as a newly minted Electrical Engineer was to tend to a triple modular redundant (TMR) safety instrumented system (SIS) on an offshore Gulf of Mexico oil & gas gathering facility. This was back in the 1980s when these systems were introduced. Many manufacturers and producers have these older safety systems […]
Wikipedia defines a solenoid valve as an: …electromechanically operated valve. The valve is controlled by an electric current through a solenoid: in the case of a two-port valve the flow is switched on or off; in the case of a three-port valve, the outflow is switched between the two outlet ports. Multiple solenoid valves can […]
I wanted to bring visibility to several recent comments from an earlier post, Major Difference between Foundation Fieldbus and HART Protocols. Here’s the summation thought from the first comment: …With one software package, and as put above with HART pass-through, you can document EVERY HART instrument on site, and THEN with Plantweb, monitor the lot […]
I wanted to highlight a series of posts from Emerson’s Bruce Greenwald on his Process Control Musings blog. He highlights some additions to the DeltaV version 12 release— DeltaV Version 12 Fun Facts and Features: Part 1 Part 2 Part 3 Part 4 In Part 1, Bruce highlights the operating system capabilities—running on Windows 7 […]
Chris Womack recaps an Emerson Exchange presentation on storage tank process availability. It’s crucial to keep storage tanks—and terminal facilities—constantly monitored, so they’re always associated with an ongoing cost. But that cost is going down. In another of the great presentations from last fall’s Emerson Exchange event in Anaheim, Emerson Sales Representative Brad Orsak showed how […]