… backtracking search algorithm is employed to achieve optimal coordination of directional
over-current relays. … type of inverse relay characteristics. Both old electromechanical and digital …

… The Directional Overcurrent Relays (DOCRs) coordination … metaheuristic method called
the Backtracking Search Algorithm (… the operating time of all the primary relays. The proposed …

… Optimal setting of directional overcurrent relays in distribution networks considering transient
stability." International Transactions on Electrical Energy Systems 26.1 (2016): 122-133. [25…

… As directional over current relay required both voltage and current for sensing the transmission
line faults. The requirement of directional overcurrent relay… of directional overcurrent relay …

… Then the backtracking algorithm was used to coordinate OCRs. A review of Fuzzy Expert, …
Optimal coordination of distance and over-current relays in series compensated systems …

… for directional overcurrent relays (DOCR), minimize the total operation time for all primary
relays, and maintain the relay coordination margin between relay pairs using GWO. The …

… to achieve correct relay coordination with satisfying all coordination constraints. In this paper,
the parameters of Harmony Search Algorithm (HSA) are tuned to effectively solve the relay …

… several types of protection relays including directional over current relay, differential relay,
distance relay, earth faults relay, inverse definite minimum time (IDMT) relay for the protection …

… algorithm using the dFDB method, to create an optimization model of the coordination of
directional overcurrent relays (… DOCRs problem using the developed algorithm, respectively. A …

… This paper presents an enhanced differential evolution algorithm (DE) for solving the directional
overcurrent relay (DOCR) coordination problem. Comparisons among different versions …