Electronic relays have evolved a lot since their introduction in the early '30s, but their basic purpose hasn't changed. Transistors and integrated circuits have replaced vacuum tubes and the term ...

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

At petrochemical refineries and natural gas plants, the process of producing oil and gas involves an array of complicated steps. Every part of the industrial process depends on a reliable supply of ...

An experienced protection and integration engineer can help determine the best configurable relay settings to provide maximum system protection and advanced functionality. Photo courtesy: Emerson ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding interconnections, and increasing dependence on distributed energy ...

The proper protection and monitoring of the onsite generation, therefore, is of great importance at this type of facility. Such is the case at Marathon Oil’s Yates Field and Indian Basin Gas Plants, ...