Energy and Power
The art of load shedding and online applications in a power system under an emergency state
Load shedding is a controllable reduction of a predetermined amount of the load power consumption according to specific shedding criteria. The predetermined amount of load to be shed is traditionally… Read more
Feb 24, 2021 | By Mohamed EL-Shimy
Power Substation ♛
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The mystery of nuisance tripping incidents in transformer protection that worry engineers
This technical article deals with transformer failure incidents due to nuisance tripping caused by various design flaws, operational conditions, or improper protection relay settings. The focus is on differential protection…...
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NOTE! - With an Enterprise plan, you get a 50% off on all courses at the EEP Academy.
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Feb 22, 2021 | By Salem Alshahrani
Maintenance
Troubleshooting Buchholz relay and recommended actions when it operates
This technical article provides guidance on the possible causes of Buchholz relay operation and recommends actions following the receipt of a Buchholz surge trip or gas collection alarm. It covers… Read more
Feb 15, 2021 | By Edvard
Power Substation
Functional testing of IEC 61850 based Substation Automation Systems
Testing the protection element settings of IEDs and protection schemes are well established practices when testing a Protection, Automation and Control (PAC) system. Tools and methods are available to support… Read more
Feb 08, 2021 | By Christian B. and Eugenio C. at OMICRON
Medium Voltage ♛
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Sizing of 110V DC charger for MV panels – Auxiliary power supply in power substations
An auxiliary DC power system that consists of a charger, battery bank, DC distribution system, and monitoring system is a critical part of the primary/secondary substation. It is directly associated…...
PREMIUM Membership Required
This technical article/guide requires a Premium Membership. Get access to all premium HV/MV/LV technical articles, electrical engineering guides, and papers. Check out each plan's benefits and choose the membership plan that works best for you or your organization.You can choose an annually based Plus, Pro, or Enterprise membership plan.
NOTE! - With an Enterprise plan, you get a 50% off on all courses at the EEP Academy.
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Feb 08, 2021 | By Bishal Lamichhane
Maintenance
Recommendations for the successful erection of medium voltage switchgear
Electrical engineers working on project execution know that switchgear erection brings many challenges, no matter the voltage level. The switchgear cannot always be assembled in the factory and shipped to… Read more
Feb 01, 2021 | By Edvard
