Frontiers

Positive sequence reactive current differential protection of transmission lines connected to energy storage power station

1 College of Smart Energy, University of Shanghai Jiao Tong, Shanghai, China 2 Schoool of Electronic Information and Electrical engineering, University of Shanghai Jiao Tong, Shanghai, China When the ...
IEEE

Improved Differential-current protection For AC Transmission Line Connecting Renewable Energy Power Plant And MMC-HVDC System

Abstract: With numbers of power electronic equipment connected to the power grid, the sensitivity of traditional AC line’s differential-current protection will be affected. A renewable energy power ...
IEEE

Adaptive differential current protection for distribution network with inverter interface DG based on amplitude and phase characteristics of double-terminal current

Abstract: As distributed generators (DGs) are installed on a large scale in distribution networks, the traditional current differential protection scheme may suffer from a lack of sensitivity, ...
T&D

SEL Expands Transformer Differential Protection

Schweitzer Engineering Laboratories, Inc. has announced three new additions to the popular SEL-787 family of differential protection relays, providing low-cost, versatile transformer differential ...
EDN

High Isolation Differential Current Sensor ICs

Allegro’s ACS724KMA and ACS725KMA are Hall-effect-based current sensor ICs packaged in a high-isolation SOIC16 wide body surface mount package that provides reinforced isolation. These devices are ...