Patent ID: 11962140
Assignee: SCHWEITZER ENGINEERING LABORATORIES, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. A method for coordinating protective elements in an electric power system (EPS), the method comprising:
determining a first plurality of times of operation of a first protective element for a plurality of fault locations in the EPS;
determining a second plurality of times of operation of a second protective element for the plurality of fault locations in the EPS;
coordinating a response of the first protective element and the second protective element by:
establishing a first pickup for the first protective element to implement a first protective action based on the first plurality of times of operation of a first protective element; and
establishing a second pickup for the second protective element to implement a second protective action based on the second plurality of times of operation of the second protective element;

detecting a fault in the EPS; and
implementing one of the first protective action and the second protective action based on one of the first pickup and the second pickup.